repo stringclasses 1k
values | file_url stringlengths 96 373 | file_path stringlengths 11 294 | content stringlengths 0 32.8k | language stringclasses 1
value | license stringclasses 6
values | commit_sha stringclasses 1k
values | retrieved_at stringdate 2026-01-04 14:45:56 2026-01-04 18:30:23 | truncated bool 2
classes |
|---|---|---|---|---|---|---|---|---|
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/test/java/com/baeldung/apache/opennlp/LemmetizerUnitTest.java | apache-libraries/src/test/java/com/baeldung/apache/opennlp/LemmetizerUnitTest.java | package com.baeldung.apache.opennlp;
import java.io.InputStream;
import opennlp.tools.lemmatizer.DictionaryLemmatizer;
import opennlp.tools.postag.POSModel;
import opennlp.tools.postag.POSTaggerME;
import opennlp.tools.tokenize.SimpleTokenizer;
import static org.assertj.core.api.Assertions.assertThat;
import org.junit.Test;
public class LemmetizerUnitTest {
@Test
public void givenEnglishDictionary_whenLemmatize_thenLemmasAreDetected() throws Exception {
SimpleTokenizer tokenizer = SimpleTokenizer.INSTANCE;
String[] tokens = tokenizer.tokenize("John has a sister named Penny.");
InputStream inputStreamPOSTagger = getClass().getResourceAsStream("/models/en-pos-maxent.bin");
POSModel posModel = new POSModel(inputStreamPOSTagger);
POSTaggerME posTagger = new POSTaggerME(posModel);
String tags[] = posTagger.tag(tokens);
InputStream dictLemmatizer = getClass().getResourceAsStream("/models/en-lemmatizer.dict");
DictionaryLemmatizer lemmatizer = new DictionaryLemmatizer(dictLemmatizer);
String[] lemmas = lemmatizer.lemmatize(tokens, tags);
assertThat(lemmas).contains("O", "have", "a", "sister", "name", "O", "O");
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/test/java/com/baeldung/apache/solrjava/SolrJavaLiveTest.java | apache-libraries/src/test/java/com/baeldung/apache/solrjava/SolrJavaLiveTest.java | package com.baeldung.apache.solrjava;
import static org.junit.Assert.assertEquals;
import java.io.IOException;
import com.baeldung.apache.solrjava.ProductBean;
import com.baeldung.apache.solrjava.SolrJavaIntegration;
import org.apache.solr.client.solrj.SolrQuery;
import org.apache.solr.client.solrj.SolrServerException;
import org.apache.solr.client.solrj.response.QueryResponse;
import org.apache.solr.common.SolrDocument;
import org.apache.solr.common.SolrDocumentList;
import org.junit.Before;
import org.junit.Test;
public class SolrJavaLiveTest {
private SolrJavaIntegration solrJavaIntegration;
@Before
public void setUp() throws Exception {
solrJavaIntegration = new SolrJavaIntegration("http://localhost:8983/solr/bigboxstore");
solrJavaIntegration.addSolrDocument("123456", "Kenmore Dishwasher", "599.99");
}
@Test
public void whenAdd_thenVerifyAddedByQueryOnId() throws SolrServerException, IOException {
SolrQuery query = new SolrQuery();
query.set("q", "id:123456");
QueryResponse response = null;
response = solrJavaIntegration.getSolrClient().query(query);
SolrDocumentList docList = response.getResults();
assertEquals(1, docList.getNumFound());
for (SolrDocument doc : docList) {
assertEquals("Kenmore Dishwasher", (String) doc.getFieldValue("name"));
assertEquals((Double) 599.99, (Double) doc.getFieldValue("price"));
}
}
@Test
public void whenAdd_thenVerifyAddedByQueryOnPrice() throws SolrServerException, IOException {
SolrQuery query = new SolrQuery();
query.set("q", "price:599.99");
QueryResponse response = null;
response = solrJavaIntegration.getSolrClient().query(query);
SolrDocumentList docList = response.getResults();
assertEquals(1, docList.getNumFound());
for (SolrDocument doc : docList) {
assertEquals("123456", (String) doc.getFieldValue("id"));
assertEquals((Double) 599.99, (Double) doc.getFieldValue("price"));
}
}
@Test
public void whenAdd_thenVerifyAddedByQuery() throws SolrServerException, IOException {
SolrDocument doc = solrJavaIntegration.getSolrClient().getById("123456");
assertEquals("Kenmore Dishwasher", (String) doc.getFieldValue("name"));
assertEquals((Double) 599.99, (Double) doc.getFieldValue("price"));
}
@Test
public void whenAddBean_thenVerifyAddedByQuery() throws SolrServerException, IOException {
ProductBean pBean = new ProductBean("888", "Apple iPhone 6s", "299.99");
solrJavaIntegration.addProductBean(pBean);
SolrDocument doc = solrJavaIntegration.getSolrClient().getById("888");
assertEquals("Apple iPhone 6s", (String) doc.getFieldValue("name"));
assertEquals((Double) 299.99, (Double) doc.getFieldValue("price"));
}
@Test
public void whenDeleteById_thenVerifyDeleted() throws SolrServerException, IOException {
solrJavaIntegration.deleteSolrDocumentById("123456");
SolrQuery query = new SolrQuery();
query.set("q", "id:123456");
QueryResponse response = solrJavaIntegration.getSolrClient().query(query);
SolrDocumentList docList = response.getResults();
assertEquals(0, docList.getNumFound());
}
@Test
public void whenDeleteByQuery_thenVerifyDeleted() throws SolrServerException, IOException {
solrJavaIntegration.deleteSolrDocumentByQuery("name:Kenmore Dishwasher");
SolrQuery query = new SolrQuery();
query.set("q", "id:123456");
QueryResponse response = null;
response = solrJavaIntegration.getSolrClient().query(query);
SolrDocumentList docList = response.getResults();
assertEquals(0, docList.getNumFound());
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/mesos/HelloWorldMain.java | apache-libraries/src/main/java/com/baeldung/mesos/HelloWorldMain.java | package com.baeldung.mesos;
import com.baeldung.mesos.schedulers.HelloWorldScheduler;
import org.apache.mesos.MesosSchedulerDriver;
import org.apache.mesos.Protos;
import org.apache.mesos.Protos.CommandInfo;
import org.apache.mesos.Protos.ExecutorInfo;
import org.apache.mesos.Protos.FrameworkInfo;
public class HelloWorldMain {
public static void main(String[] args) {
String path = System.getProperty("user.dir")
+ "/target/libraries2-1.0.0-SNAPSHOT.jar";
CommandInfo.URI uri = CommandInfo.URI.newBuilder().setValue(path).setExtract(false).build();
String helloWorldCommand = "java -cp libraries2-1.0.0-SNAPSHOT.jar com.baeldung.mesos.executors.HelloWorldExecutor";
CommandInfo commandInfoHelloWorld = CommandInfo.newBuilder().setValue(helloWorldCommand).addUris(uri)
.build();
ExecutorInfo executorHelloWorld = ExecutorInfo.newBuilder()
.setExecutorId(Protos.ExecutorID.newBuilder().setValue("HelloWorldExecutor"))
.setCommand(commandInfoHelloWorld).setName("Hello World (Java)").setSource("java").build();
FrameworkInfo.Builder frameworkBuilder = FrameworkInfo.newBuilder().setFailoverTimeout(120000)
.setUser("")
.setName("Hello World Framework (Java)");
frameworkBuilder.setPrincipal("test-framework-java");
MesosSchedulerDriver driver = new MesosSchedulerDriver(new HelloWorldScheduler(executorHelloWorld), frameworkBuilder.build(), args[0]);
int status = driver.run() == Protos.Status.DRIVER_STOPPED ? 0 : 1;
// Ensure that the driver process terminates.
driver.stop();
System.exit(status);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/mesos/executors/HelloWorldExecutor.java | apache-libraries/src/main/java/com/baeldung/mesos/executors/HelloWorldExecutor.java | package com.baeldung.mesos.executors;
import org.apache.mesos.Executor;
import org.apache.mesos.ExecutorDriver;
import org.apache.mesos.MesosExecutorDriver;
import org.apache.mesos.Protos;
import org.apache.mesos.Protos.TaskInfo;
public class HelloWorldExecutor implements Executor {
@Override
public void registered(ExecutorDriver driver, Protos.ExecutorInfo executorInfo, Protos.FrameworkInfo frameworkInfo, Protos.SlaveInfo slaveInfo) {
}
@Override
public void reregistered(ExecutorDriver driver, Protos.SlaveInfo slaveInfo) {
}
@Override
public void disconnected(ExecutorDriver driver) {
}
@Override
public void launchTask(ExecutorDriver driver, TaskInfo task) {
Protos.TaskStatus status = Protos.TaskStatus.newBuilder().setTaskId(task.getTaskId())
.setState(Protos.TaskState.TASK_RUNNING).build();
driver.sendStatusUpdate(status);
String myStatus = "Hello Framework";
driver.sendFrameworkMessage(myStatus.getBytes());
System.out.println("Hello World!!!");
status = Protos.TaskStatus.newBuilder().setTaskId(task.getTaskId())
.setState(Protos.TaskState.TASK_FINISHED).build();
driver.sendStatusUpdate(status);
}
@Override
public void killTask(ExecutorDriver driver, Protos.TaskID taskId) {
}
@Override
public void frameworkMessage(ExecutorDriver driver, byte[] data) {
}
@Override
public void shutdown(ExecutorDriver driver) {
}
@Override
public void error(ExecutorDriver driver, String message) {
}
public static void main(String[] args) {
MesosExecutorDriver driver = new MesosExecutorDriver(new HelloWorldExecutor());
System.exit(driver.run() == Protos.Status.DRIVER_STOPPED ? 0 : 1);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/mesos/schedulers/HelloWorldScheduler.java | apache-libraries/src/main/java/com/baeldung/mesos/schedulers/HelloWorldScheduler.java | package com.baeldung.mesos.schedulers;
import com.google.protobuf.ByteString;
import org.apache.mesos.Protos;
import org.apache.mesos.Protos.ExecutorInfo;
import org.apache.mesos.Protos.Offer;
import org.apache.mesos.Protos.OfferID;
import org.apache.mesos.Protos.TaskInfo;
import org.apache.mesos.Scheduler;
import org.apache.mesos.SchedulerDriver;
import java.util.ArrayList;
import java.util.List;
public class HelloWorldScheduler implements Scheduler {
private int launchedTasks = 0;
private final ExecutorInfo helloWorldExecutor;
public HelloWorldScheduler(ExecutorInfo helloWorldExecutor) {
this.helloWorldExecutor = helloWorldExecutor;
}
@Override
public void registered(SchedulerDriver schedulerDriver, Protos.FrameworkID frameworkID, Protos.MasterInfo masterInfo) {
}
@Override
public void reregistered(SchedulerDriver schedulerDriver, Protos.MasterInfo masterInfo) {
}
@Override
public void resourceOffers(SchedulerDriver schedulerDriver, List<Offer> list) {
for (Offer offer : list) {
List<TaskInfo> tasks = new ArrayList<TaskInfo>();
Protos.TaskID taskId = Protos.TaskID.newBuilder().setValue(Integer.toString(launchedTasks++)).build();
System.out.println("Launching printHelloWorld " + taskId.getValue() + " Hello World Java");
TaskInfo printHelloWorld = TaskInfo
.newBuilder()
.setName("printHelloWorld " + taskId.getValue())
.setTaskId(taskId)
.setSlaveId(offer.getSlaveId())
.addResources(
Protos.Resource.newBuilder().setName("cpus").setType(Protos.Value.Type.SCALAR)
.setScalar(Protos.Value.Scalar.newBuilder().setValue(1)))
.addResources(
Protos.Resource.newBuilder().setName("mem").setType(Protos.Value.Type.SCALAR)
.setScalar(Protos.Value.Scalar.newBuilder().setValue(128)))
.setExecutor(ExecutorInfo.newBuilder(helloWorldExecutor)).build();
List<OfferID> offerIDS = new ArrayList<>();
offerIDS.add(offer.getId());
tasks.add(printHelloWorld);
schedulerDriver.declineOffer(offer.getId());
schedulerDriver.launchTasks(offerIDS, tasks);
}
}
@Override
public void offerRescinded(SchedulerDriver schedulerDriver, OfferID offerID) {
}
@Override
public void statusUpdate(SchedulerDriver schedulerDriver, Protos.TaskStatus taskStatus) {
}
@Override
public void frameworkMessage(SchedulerDriver schedulerDriver, Protos.ExecutorID executorID, Protos.SlaveID slaveID, byte[] bytes) {
}
@Override
public void disconnected(SchedulerDriver schedulerDriver) {
}
@Override
public void slaveLost(SchedulerDriver schedulerDriver, Protos.SlaveID slaveID) {
}
@Override
public void executorLost(SchedulerDriver schedulerDriver, Protos.ExecutorID executorID, Protos.SlaveID slaveID, int i) {
}
@Override
public void error(SchedulerDriver schedulerDriver, String s) {
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/apache/xslt/XSLTProcessorWithTemplate.java | apache-libraries/src/main/java/com/baeldung/apache/xslt/XSLTProcessorWithTemplate.java | package com.baeldung.apache.xslt;
import javax.xml.transform.*;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource;
import java.io.File;
public class XSLTProcessorWithTemplate {
public static void transformXMLUsingTemplate(String inputXMLPath, String xsltPath, String outputHTMLPath) throws TransformerException {
TransformerFactory transformerFactory = TransformerFactory.newInstance();
Source xsltSource = new StreamSource(new File(xsltPath));
Templates templates = transformerFactory.newTemplates(xsltSource);
Transformer transformer = templates.newTransformer();
Source xmlSource = new StreamSource(new File(inputXMLPath));
Result outputResult = new StreamResult(new File(outputHTMLPath));
transformer.transform(xmlSource, outputResult);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/apache/xslt/XSLTProcessorWithParametersAndOption.java | apache-libraries/src/main/java/com/baeldung/apache/xslt/XSLTProcessorWithParametersAndOption.java | package com.baeldung.apache.xslt;
import javax.xml.transform.*;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource;
import java.io.File;
public class XSLTProcessorWithParametersAndOption {
public static void transformXMLWithParametersAndOption(
String inputXMLPath,
String xsltPath,
String outputHTMLPath,
String companyName,
boolean enableIndentation
) throws TransformerException {
TransformerFactory transformerFactory = TransformerFactory.newInstance();
Source xsltSource = new StreamSource(new File(xsltPath));
Transformer transformer = transformerFactory.newTransformer(xsltSource);
transformer.setParameter("companyName", companyName);
if (enableIndentation) {
transformer.setOutputProperty(OutputKeys.INDENT, "yes");
}
Source xmlSource = new StreamSource(new File(inputXMLPath));
Result outputResult = new StreamResult(new File(outputHTMLPath));
transformer.transform(xmlSource, outputResult);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/apache/xslt/XSLTProcessor.java | apache-libraries/src/main/java/com/baeldung/apache/xslt/XSLTProcessor.java | package com.baeldung.apache.xslt;
import javax.xml.transform.*;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource;
import java.io.File;
public class XSLTProcessor {
public static void transformXMLUsingXSLT(String inputXMLPath, String xsltPath, String outputHTMLPath) throws TransformerException {
Source xmlSource = new StreamSource(new File(inputXMLPath));
Source xsltSource = new StreamSource(new File(xsltPath));
Result output = new StreamResult(new File(outputHTMLPath));
TransformerFactory transformerFactory = TransformerFactory.newInstance();
Transformer transformer = transformerFactory.newTransformer(xsltSource);
transformer.transform(xmlSource, output);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/apache/avro/SerializationDeserializationLogic.java | apache-libraries/src/main/java/com/baeldung/apache/avro/SerializationDeserializationLogic.java | package com.baeldung.apache.avro;
import java.io.File;
import java.io.IOException;
import org.apache.avro.file.DataFileReader;
import org.apache.avro.file.DataFileWriter;
import org.apache.avro.io.DatumReader;
import org.apache.avro.io.DatumWriter;
import org.apache.avro.specific.SpecificDatumReader;
import org.apache.avro.specific.SpecificDatumWriter;
import com.baeldung.apache.avro.generated.Parent;
public class SerializationDeserializationLogic {
static void serializeParent(Parent parent) throws IOException {
DatumWriter<Parent> userDatumWriter = new SpecificDatumWriter(Parent.class);
try (DataFileWriter<Parent> dataFileWriter = new DataFileWriter(userDatumWriter)) {
dataFileWriter.create(parent.getSchema(), new File("parent.avro"));
dataFileWriter.append(parent);
}
}
static Parent deserializeParent() throws IOException {
DatumReader<Parent> userDatumReader = new SpecificDatumReader(Parent.class);
try (DataFileReader<Parent> dataFileReader = new DataFileReader(new File("parent.avro"), userDatumReader)) {
return dataFileReader.next();
}
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/apache/avro/schemafromavrofile/AvroSchemaExtractor.java | apache-libraries/src/main/java/com/baeldung/apache/avro/schemafromavrofile/AvroSchemaExtractor.java | package com.baeldung.apache.avro.schemafromavrofile;
import org.apache.avro.Schema;
import org.apache.avro.file.DataFileReader;
import org.apache.avro.generic.GenericDatumReader;
import org.apache.avro.generic.GenericRecord;
import org.apache.avro.io.DatumReader;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
public class AvroSchemaExtractor {
public static Schema extractSchema(String avroFilePath) throws IOException {
File avroFile = new File(avroFilePath);
DatumReader<GenericRecord> datumReader = new GenericDatumReader<>();
try (DataFileReader<GenericRecord> dataFileReader = new DataFileReader<>(avroFile, datumReader)) {
return dataFileReader.getSchema();
}
}
public static List<GenericRecord> readAvroData(String avroFilePath) throws IOException {
File avroFile = new File(avroFilePath);
DatumReader<GenericRecord> datumReader = new GenericDatumReader<>();
List<GenericRecord> records = new ArrayList<>();
try (DataFileReader<GenericRecord> dataFileReader = new DataFileReader<>(avroFile, datumReader)) {
GenericRecord record = null;
while (dataFileReader.hasNext()) {
record = dataFileReader.next(record);
records.add(record);
}
}
return records;
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/apache/avro/util/AvroSchemaBuilder.java | apache-libraries/src/main/java/com/baeldung/apache/avro/util/AvroSchemaBuilder.java | package com.baeldung.apache.avro.util;
import static java.util.Collections.emptyList;
import org.apache.avro.Schema;
import org.apache.avro.SchemaBuilder;
public class AvroSchemaBuilder {
//@formatter:off
static Schema clientIdentifierSchema() {
return SchemaBuilder.record("ClientIdentifier")
.namespace("com.baeldung.avro.model")
.fields()
.requiredString("hostName")
.requiredString("ipAddress")
.endRecord();
}
static Schema avroHttpRequestSchema() {
return SchemaBuilder.record("AvroHttpRequest")
.namespace("com.baeldung.avro.model").fields()
.requiredLong("requestTime")
.name("clientIdentifier")
.type(clientIdentifierSchema())
.noDefault()
.name("employeeNames")
.type()
.array()
.items()
.stringType()
.arrayDefault(emptyList())
.name("active")
.type()
.enumeration("Active")
.symbols("YES", "NO")
.noDefault()
.endRecord();
}
//@formatter:on
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/apache/avro/util/AvroClassGenerator.java | apache-libraries/src/main/java/com/baeldung/apache/avro/util/AvroClassGenerator.java | package com.baeldung.apache.avro.util;
import org.apache.avro.Schema;
import org.apache.avro.compiler.specific.SpecificCompiler;
import java.io.File;
import java.io.IOException;
public class AvroClassGenerator {
public void generateAvroClasses() throws IOException {
SpecificCompiler compiler = new SpecificCompiler(new Schema.Parser().parse(new File("src/main/resources/avroHttpRequest-schema.avsc")));
compiler.compileToDestination(new File("src/main/resources"), new File("src/main/java"));
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/apache/avro/util/serialization/AvroDeSerializer.java | apache-libraries/src/main/java/com/baeldung/apache/avro/util/serialization/AvroDeSerializer.java | package com.baeldung.apache.avro.util.serialization;
import com.baeldung.apache.avro.generated.AvroHttpRequest;
import org.apache.avro.io.DatumReader;
import org.apache.avro.io.Decoder;
import org.apache.avro.io.DecoderFactory;
import org.apache.avro.specific.SpecificDatumReader;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.IOException;
public class AvroDeSerializer {
private static Logger logger = LoggerFactory.getLogger(AvroDeSerializer.class);
public AvroHttpRequest deSerializeAvroHttpRequestJSON(byte[] data) {
DatumReader<AvroHttpRequest> reader = new SpecificDatumReader<>(AvroHttpRequest.class);
Decoder decoder = null;
try {
decoder = DecoderFactory.get()
.jsonDecoder(AvroHttpRequest.getClassSchema(), new String(data));
return reader.read(null, decoder);
} catch (IOException e) {
logger.error("Deserialization error" + e.getMessage());
}
return null;
}
public AvroHttpRequest deSerializeAvroHttpRequestBinary(byte[] data) {
DatumReader<AvroHttpRequest> employeeReader = new SpecificDatumReader<>(AvroHttpRequest.class);
Decoder decoder = DecoderFactory.get()
.binaryDecoder(data, null);
try {
return employeeReader.read(null, decoder);
} catch (IOException e) {
logger.error("Deserialization error" + e.getMessage());
}
return null;
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/apache/avro/util/serialization/AvroSerializer.java | apache-libraries/src/main/java/com/baeldung/apache/avro/util/serialization/AvroSerializer.java | package com.baeldung.apache.avro.util.serialization;
import com.baeldung.apache.avro.generated.AvroHttpRequest;
import org.apache.avro.io.*;
import org.apache.avro.specific.SpecificDatumWriter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
public class AvroSerializer {
private static final Logger logger = LoggerFactory.getLogger(AvroSerializer.class);
public byte[] serializeAvroHttpRequestJSON(AvroHttpRequest request) {
DatumWriter<AvroHttpRequest> writer = new SpecificDatumWriter<>(AvroHttpRequest.class);
byte[] data = new byte[0];
ByteArrayOutputStream stream = new ByteArrayOutputStream();
Encoder jsonEncoder = null;
try {
jsonEncoder = EncoderFactory.get()
.jsonEncoder(AvroHttpRequest.getClassSchema(), stream);
writer.write(request, jsonEncoder);
jsonEncoder.flush();
data = stream.toByteArray();
} catch (IOException e) {
logger.error("Serialization error " + e.getMessage());
}
return data;
}
public byte[] serializeAvroHttpRequestBinary(AvroHttpRequest request) {
DatumWriter<AvroHttpRequest> writer = new SpecificDatumWriter<>(AvroHttpRequest.class);
byte[] data = new byte[0];
ByteArrayOutputStream stream = new ByteArrayOutputStream();
Encoder jsonEncoder = EncoderFactory.get()
.binaryEncoder(stream, null);
try {
writer.write(request, jsonEncoder);
jsonEncoder.flush();
data = stream.toByteArray();
} catch (IOException e) {
logger.error("Serialization error " + e.getMessage());
}
return data;
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/apache/avro/pojotoavrorecord/ConvertingPojoToAvroRecord.java | apache-libraries/src/main/java/com/baeldung/apache/avro/pojotoavrorecord/ConvertingPojoToAvroRecord.java | package com.baeldung.apache.avro.pojotoavrorecord;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.lang.reflect.Field;
import org.apache.avro.Schema;
import org.apache.avro.generic.GenericData;
import org.apache.avro.generic.GenericDatumReader;
import org.apache.avro.io.*;
import org.apache.avro.reflect.ReflectData;
import org.apache.avro.reflect.ReflectDatumWriter;
public class ConvertingPojoToAvroRecord {
public static GenericData.Record mapPojoToRecordStraightForward(Pojo pojo){
Schema schema = ReflectData.get().getSchema(pojo.getClass());
GenericData.Record avroRecord = new GenericData.Record(schema);
avroRecord.put("uid", pojo.getUid());
avroRecord.put("localDateTime", pojo.getLocalDateTime());
avroRecord.put("aMap", pojo.getaMap());
return avroRecord;
}
public static GenericData.Record mapPojoToRecordReflection(Pojo pojo) throws IllegalAccessException {
Class<?> pojoClass = pojo.getClass();
Schema schema = ReflectData.get().getSchema(pojoClass);
GenericData.Record avroRecord = new GenericData.Record(schema);
for (Field field : pojoClass.getDeclaredFields()) {
field.setAccessible(true);
avroRecord.put(field.getName(), field.get(pojo));
}
// Handle superclass fields
Class<?> superClass = pojoClass.getSuperclass();
while (superClass != null && superClass != Object.class) {
for (Field field : superClass.getDeclaredFields()) {
field.setAccessible(true);
avroRecord.put(field.getName(), field.get(pojo));
}
superClass = superClass.getSuperclass();
}
return avroRecord;
}
public static GenericData.Record mapPojoToRecordReflectDatumWriter(Object pojo) throws IOException {
Schema schema = ReflectData.get().getSchema(pojo.getClass());
ReflectDatumWriter<Object> writer = new ReflectDatumWriter<>(schema);
ByteArrayOutputStream out = new ByteArrayOutputStream();
BinaryEncoder encoder = EncoderFactory.get().binaryEncoder(out, null);
writer.write(pojo, encoder);
encoder.flush();
BinaryDecoder decoder = DecoderFactory.get().binaryDecoder(out.toByteArray(), null);
GenericDatumReader<GenericData.Record> reader = new GenericDatumReader<>(schema);
return reader.read(null, decoder);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/apache/avro/pojotoavrorecord/Pojo.java | apache-libraries/src/main/java/com/baeldung/apache/avro/pojotoavrorecord/Pojo.java | package com.baeldung.apache.avro.pojotoavrorecord;
import java.time.LocalDateTime;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ThreadLocalRandom;
import java.time.ZoneId;
public class Pojo {
private final Map<String, String> aMap;
private final long uid;
private final long localDateTime;
public Pojo() {
aMap = new HashMap<>();
uid = ThreadLocalRandom.current().nextLong();
localDateTime = LocalDateTime.now().atZone(ZoneId.systemDefault()).toInstant().toEpochMilli();
aMap.put("mapKey", "mapValue");
}
public Map<String, String> getaMap() {
return aMap;
}
public long getUid() {
return uid;
}
public long getLocalDateTime() {
return localDateTime;
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/apache/avro/jsontoavroobject/JsonToAvroConverter.java | apache-libraries/src/main/java/com/baeldung/apache/avro/jsontoavroobject/JsonToAvroConverter.java | package com.baeldung.apache.avro.jsontoavroobject;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.apache.avro.Schema;
import org.apache.avro.generic.GenericDatumReader;
import org.apache.avro.generic.GenericDatumWriter;
import org.apache.avro.generic.GenericRecord;
import org.apache.avro.io.BinaryEncoder;
import org.apache.avro.io.DatumReader;
import org.apache.avro.io.DatumWriter;
import org.apache.avro.io.Decoder;
import org.apache.avro.io.DecoderFactory;
import org.apache.avro.io.EncoderFactory;
public class JsonToAvroConverter {
private static final String SCHEMA_JSON = """
{
"type": "record",
"name": "Customer",
"namespace": "com.baeldung.avro",
"fields": [
{"name": "name", "type": "string"},
{"name": "age", "type": "int"},
{"name": "email", "type": ["null", "string"], "default": null}
]
}""";
private final Schema schema;
public JsonToAvroConverter() {
Schema.Parser parser = new Schema.Parser();
schema = parser.parse(SCHEMA_JSON);
}
public GenericRecord convertJsonToAvro(String json) throws IOException {
try {
DatumReader<GenericRecord> reader = new GenericDatumReader<>(schema);
Decoder decoder = DecoderFactory.get().jsonDecoder(schema, json);
return reader.read(null, decoder);
} catch (IOException e) {
throw new IOException("Error converting JSON to Avro", e);
}
}
public List<GenericRecord> convertJsonArrayToAvro(String jsonArray) throws IOException {
List<GenericRecord> records = new ArrayList<>();
// Create a schema for an array of our existing record schema
Schema arraySchema = Schema.createArray(schema);
// Use Avro's built-in JSON decoder
Decoder decoder = DecoderFactory.get().jsonDecoder(arraySchema, jsonArray);
DatumReader<List<GenericRecord>> reader = new GenericDatumReader<>(arraySchema);
// Read the entire array at once
List<GenericRecord> result = reader.read(null, decoder);
return result;
}
public byte[] serializeAvroRecord(GenericRecord record) throws IOException {
ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
DatumWriter<GenericRecord> writer = new GenericDatumWriter<>(schema);
BinaryEncoder encoder = EncoderFactory.get().binaryEncoder(outputStream, null);
writer.write(record, encoder);
encoder.flush();
return outputStream.toByteArray();
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/apache/solrjava/ProductBean.java | apache-libraries/src/main/java/com/baeldung/apache/solrjava/ProductBean.java | package com.baeldung.apache.solrjava;
import org.apache.solr.client.solrj.beans.Field;
public class ProductBean {
String id;
String name;
String price;
public ProductBean(String id, String name, String price) {
super();
this.id = id;
this.name = name;
this.price = price;
}
public String getId() {
return id;
}
@Field("id")
protected void setId(String id) {
this.id = id;
}
public String getName() {
return name;
}
@Field("name")
protected void setName(String name) {
this.name = name;
}
public String getPrice() {
return price;
}
@Field("price")
protected void setPrice(String price) {
this.price = price;
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/apache-libraries/src/main/java/com/baeldung/apache/solrjava/SolrJavaIntegration.java | apache-libraries/src/main/java/com/baeldung/apache/solrjava/SolrJavaIntegration.java | package com.baeldung.apache.solrjava;
import java.io.IOException;
import org.apache.solr.client.solrj.SolrServerException;
import org.apache.solr.client.solrj.impl.HttpSolrClient;
import org.apache.solr.client.solrj.impl.XMLResponseParser;
import org.apache.solr.common.SolrInputDocument;
public class SolrJavaIntegration {
private HttpSolrClient solrClient;
public SolrJavaIntegration(String clientUrl) {
solrClient = new HttpSolrClient.Builder(clientUrl).build();
solrClient.setParser(new XMLResponseParser());
}
public void addProductBean(ProductBean pBean) throws IOException, SolrServerException {
solrClient.addBean(pBean);
solrClient.commit();
}
public void addSolrDocument(String documentId, String itemName, String itemPrice) throws SolrServerException, IOException {
SolrInputDocument document = new SolrInputDocument();
document.addField("id", documentId);
document.addField("name", itemName);
document.addField("price", itemPrice);
solrClient.add(document);
solrClient.commit();
}
public void deleteSolrDocumentById(String documentId) throws SolrServerException, IOException {
solrClient.deleteById(documentId);
solrClient.commit();
}
public void deleteSolrDocumentByQuery(String query) throws SolrServerException, IOException {
solrClient.deleteByQuery(query);
solrClient.commit();
}
protected HttpSolrClient getSolrClient() {
return solrClient;
}
protected void setSolrClient(HttpSolrClient solrClient) {
this.solrClient = solrClient;
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-archetype/src/main/resources/archetype-resources/src/main/java/AppConfig.java | maven-modules/maven-archetype/src/main/resources/archetype-resources/src/main/java/AppConfig.java | package ${package};
import javax.ws.rs.ApplicationPath;
import javax.ws.rs.core.Application;
@ApplicationPath("${app-path}")
public class AppConfig extends Application {
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-archetype/src/main/resources/archetype-resources/src/main/java/PingResource.java | maven-modules/maven-archetype/src/main/resources/archetype-resources/src/main/java/PingResource.java | package ${package};
import javax.enterprise.context.RequestScoped;
import javax.inject.Inject;
import javax.ws.rs.*;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.UriBuilder;
@Path("ping")
public class PingResource {
@GET
public Response get() {
return Response.ok("${greeting-msg}").build();
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-integration-test/src/test/java/com/baeldung/maven/plugins/DataCheck.java | maven-modules/maven-integration-test/src/test/java/com/baeldung/maven/plugins/DataCheck.java | package com.baeldung.maven.plugins;
import static org.junit.Assert.assertNotNull;
import org.junit.Test;
import com.baeldung.maven.plugins.Data;
public class DataCheck {
@Test
public void whenDataObjectIsCreated_thenItIsNotNull() {
Data data = new Data();
assertNotNull(data);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-integration-test/src/test/java/com/baeldung/maven/plugins/DataUnitTest.java | maven-modules/maven-integration-test/src/test/java/com/baeldung/maven/plugins/DataUnitTest.java | package com.baeldung.maven.plugins;
import static org.junit.Assert.assertNull;
import org.junit.Test;
import com.baeldung.maven.plugins.Data;
public class DataUnitTest {
@Test
public void whenDataObjectIsNotCreated_thenItIsNull() {
Data data = null;
assertNull(data);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-integration-test/src/test/java/com/baeldung/maven/it/RestJUnitTest.java | maven-modules/maven-integration-test/src/test/java/com/baeldung/maven/it/RestJUnitTest.java | package com.baeldung.maven.it;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import java.io.IOException;
import java.io.InputStream;
import java.net.URI;
import java.net.URL;
import java.net.URLConnection;
import java.util.Scanner;
import static org.junit.Assert.assertEquals;
@Category(Integration.class)
public class RestJUnitTest {
@Test
public void whenSendingGet_thenMessageIsReturned() throws Exception {
String url = "http://localhost:8999";
URLConnection connection = new URI(url).toURL().openConnection();
try (InputStream response = connection.getInputStream();
Scanner scanner = new Scanner(response)) {
String responseBody = scanner.nextLine();
assertEquals("Welcome to Baeldung!", responseBody);
}
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-integration-test/src/test/java/com/baeldung/maven/it/RestIntegrationTest.java | maven-modules/maven-integration-test/src/test/java/com/baeldung/maven/it/RestIntegrationTest.java | package com.baeldung.maven.it;
import org.junit.Test;
import java.io.IOException;
import java.io.InputStream;
import java.net.URI;
import java.net.URL;
import java.net.URLConnection;
import java.util.Scanner;
import static org.junit.Assert.assertEquals;
public class RestIntegrationTest {
@Test
public void whenSendingGet_thenMessageIsReturned() throws Exception {
String url = "http://localhost:8999";
URLConnection connection = new URI(url).toURL().openConnection();
try (InputStream response = connection.getInputStream();
Scanner scanner = new Scanner(response)) {
String responseBody = scanner.nextLine();
assertEquals("Welcome to Baeldung!", responseBody);
}
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-integration-test/src/test/java/com/baeldung/maven/it/Integration.java | maven-modules/maven-integration-test/src/test/java/com/baeldung/maven/it/Integration.java | package com.baeldung.maven.it;
public interface Integration {
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-integration-test/src/test/java/com/baeldung/maven/it/RestIT.java | maven-modules/maven-integration-test/src/test/java/com/baeldung/maven/it/RestIT.java | package com.baeldung.maven.it;
import org.junit.Test;
import java.io.IOException;
import java.io.InputStream;
import java.net.URI;
import java.net.URL;
import java.net.URLConnection;
import java.util.Scanner;
import static org.junit.Assert.assertEquals;
public class RestIT {
@Test
public void whenSendingGet_thenMessageIsReturned() throws Exception {
String url = "http://localhost:8999";
URLConnection connection = new URI(url).toURL().openConnection();
try (InputStream response = connection.getInputStream();
Scanner scanner = new Scanner(response)) {
String responseBody = scanner.nextLine();
assertEquals("Welcome to Baeldung!", responseBody);
}
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-integration-test/src/test/java/testfail/TestFail.java | maven-modules/maven-integration-test/src/test/java/testfail/TestFail.java | package testfail;
import org.junit.Test;
import org.junit.Ignore;
import static org.junit.Assert.assertNotNull;
public class TestFail {
@Ignore //ignored so the entire tutorials build passes
@Test
public void whenMessageAssigned_thenItIsNotNull() {
String message = "hello there";
message = null;
assertNotNull(message);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-integration-test/src/main/java/com/baeldung/maven/plugins/Data.java | maven-modules/maven-integration-test/src/main/java/com/baeldung/maven/plugins/Data.java | package com.baeldung.maven.plugins;
import java.util.ArrayList;
import java.util.List;
public class Data {
List<String> textList = new ArrayList();
public void addText(String text) {
textList.add(text);
}
public List getTextList() {
return this.textList;
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-integration-test/src/main/java/com/baeldung/maven/it/EndpointConfig.java | maven-modules/maven-integration-test/src/main/java/com/baeldung/maven/it/EndpointConfig.java | package com.baeldung.maven.it;
import org.glassfish.jersey.server.ResourceConfig;
public class EndpointConfig extends ResourceConfig {
public EndpointConfig() {
register(RestEndpoint.class);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-integration-test/src/main/java/com/baeldung/maven/it/RestEndpoint.java | maven-modules/maven-integration-test/src/main/java/com/baeldung/maven/it/RestEndpoint.java | package com.baeldung.maven.it;
import jakarta.ws.rs.GET;
import jakarta.ws.rs.Path;
@Path("/")
public class RestEndpoint {
@GET
public String hello() {
return "Welcome to Baeldung!";
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-integration-test/src/integration-test/java/com/baeldung/maven/it/FailsafeBuildPhaseIntegrationTest.java | maven-modules/maven-integration-test/src/integration-test/java/com/baeldung/maven/it/FailsafeBuildPhaseIntegrationTest.java | package com.baeldung.maven.it;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertTrue;
class FailsafeBuildPhaseIntegrationTest {
@Test
public void whenTestExecutes_thenPreAndPostIntegrationBuildPhasesAreExecuted() {
assertTrue(true);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-integration-test/src/integration-test/java/com/baeldung/maven/it/RestITCase.java | maven-modules/maven-integration-test/src/integration-test/java/com/baeldung/maven/it/RestITCase.java | package com.baeldung.maven.it;
import org.junit.Test;
import java.io.InputStream;
import java.net.URI;
import java.net.URLConnection;
import java.util.Scanner;
import static org.junit.Assert.assertEquals;
public class RestITCase {
@Test
public void whenSendingGet_thenMessageIsReturned() throws Exception {
String url = "http://localhost:8999";
URLConnection connection = new URI(url).toURL().openConnection();
try (InputStream response = connection.getInputStream();
Scanner scanner = new Scanner(response)) {
String responseBody = scanner.nextLine();
assertEquals("Welcome to Baeldung!", responseBody);
}
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-exec-plugin/src/test/java/com/baeldung/learningplatform/FileUtil.java | maven-modules/maven-exec-plugin/src/test/java/com/baeldung/learningplatform/FileUtil.java | package com.baeldung.learningplatform;
import java.io.IOException;
import java.nio.file.FileVisitResult;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.SimpleFileVisitor;
import java.nio.file.attribute.BasicFileAttributes;
public class FileUtil {
private FileUtil() {
}
public static void removeDirectoryRecursively(Path folder) throws IOException {
if (Files.exists(folder)) {
Files.walkFileTree(folder, new SimpleFileVisitor<>() {
@Override
public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
Files.delete(file);
return FileVisitResult.CONTINUE;
}
@Override
public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {
Files.delete(dir);
return FileVisitResult.CONTINUE;
}
});
}
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-exec-plugin/src/test/java/com/baeldung/learningplatform/MavenRuntimeExecUnitTest.java | maven-modules/maven-exec-plugin/src/test/java/com/baeldung/learningplatform/MavenRuntimeExecUnitTest.java | package com.baeldung.learningplatform;
import static org.junit.jupiter.api.Assertions.assertTrue;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.stream.Stream;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.io.TempDir;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.MethodSource;
class MavenRuntimeExecUnitTest {
private static final String PACKAGE_NAME = "com.baeldung.generatedcode";
private static final String USER_NAME = "john_doe";
@TempDir
private Path tempDir;
@BeforeEach
public void setUp() throws IOException {
ProjectBuilder projectBuilder = new ProjectBuilder();
projectBuilder.build(USER_NAME, tempDir, PACKAGE_NAME);
}
@ParameterizedTest
@MethodSource
void givenMavenInterface_whenCompileMavenProject_thenCreateTargetDirectory(Maven maven) {
maven.compile(tempDir);
assertTrue(Files.exists(tempDir));
}
static Stream<Maven> givenMavenInterface_whenCompileMavenProject_thenCreateTargetDirectory() {
return Stream.of(
new MavenRuntimeExec(),
new MavenProcessBuilder(),
new MavenEmbedder(),
new MavenInvoker());
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-exec-plugin/src/test/java/com/baeldung/learningplatform/ProjectsPaths.java | maven-modules/maven-exec-plugin/src/test/java/com/baeldung/learningplatform/ProjectsPaths.java | package com.baeldung.learningplatform;
import java.nio.file.Path;
import java.nio.file.Paths;
public interface ProjectsPaths {
public static final Path PROJECT_DIR = Paths.get("src/test/resources/learning-project/");
public static final Path PROJECT_POM_XML = PROJECT_DIR.resolve("pom.xml");
public static final Path PROJECT_TARGET = PROJECT_DIR.resolve("target");
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/Maven.java | maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/Maven.java | package com.baeldung.learningplatform;
import java.nio.file.Path;
public interface Maven {
String POM_XML = "pom.xml";
String COMPILE_GOAL = "compile";
String USE_CUSTOM_POM = "-f";
int OK = 0;
String MVN = "mvn";
void compile(Path projectFolder);
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/MavenRuntimeExec.java | maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/MavenRuntimeExec.java | package com.baeldung.learningplatform;
import java.io.IOException;
import java.nio.file.Path;
public class MavenRuntimeExec extends MavenExecutorAdapter {
@Override
protected int execute(Path projectFolder, String compileGoal) throws InterruptedException, IOException {
String[] arguments = {MVN, USE_CUSTOM_POM, projectFolder.resolve(POM_XML).toString(), COMPILE_GOAL};
Process process = Runtime.getRuntime().exec(arguments);
return process.waitFor();
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/MavenEmbedder.java | maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/MavenEmbedder.java | package com.baeldung.learningplatform;
import java.nio.file.Path;
import org.apache.maven.cli.MavenCli;
public class MavenEmbedder implements Maven {
public static final String MVN_HOME = "maven.multiModuleProjectDirectory";
@Override
public void compile(Path projectFolder) {
MavenCli cli = new MavenCli();
System.setProperty(MVN_HOME, projectFolder.toString());
cli.doMain(new String[]{COMPILE_GOAL}, projectFolder.toString(), null, null);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/MavenProcessBuilder.java | maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/MavenProcessBuilder.java | package com.baeldung.learningplatform;
import java.io.IOException;
import java.nio.file.Path;
public class MavenProcessBuilder extends MavenExecutorAdapter {
private static final ProcessBuilder PROCESS_BUILDER = new ProcessBuilder();
protected int execute(Path projectFolder, String compileGoal) throws IOException, InterruptedException {
Process process = PROCESS_BUILDER
.command(MVN, USE_CUSTOM_POM, projectFolder.resolve(POM_XML).toString(), compileGoal)
.start();
return process.waitFor();
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/MavenCompilationException.java | maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/MavenCompilationException.java | package com.baeldung.learningplatform;
public class MavenCompilationException extends RuntimeException {
public MavenCompilationException(String message, Throwable cause) {
super(message, cause);
}
public MavenCompilationException(String message) {
super(message);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/MavenInvoker.java | maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/MavenInvoker.java | package com.baeldung.learningplatform;
import java.nio.file.Path;
import java.util.Collections;
import org.apache.maven.shared.invoker.DefaultInvocationRequest;
import org.apache.maven.shared.invoker.DefaultInvoker;
import org.apache.maven.shared.invoker.InvocationRequest;
import org.apache.maven.shared.invoker.InvocationResult;
import org.apache.maven.shared.invoker.Invoker;
import org.apache.maven.shared.invoker.MavenInvocationException;
public class MavenInvoker implements Maven {
@Override
public void compile(Path projectFolder) {
InvocationRequest request = new DefaultInvocationRequest();
request.setPomFile(projectFolder.resolve(POM_XML).toFile());
request.setGoals(Collections.singletonList(Maven.COMPILE_GOAL));
Invoker invoker = new DefaultInvoker();
try {
InvocationResult result = invoker.execute(request);
if (result.getExitCode() != 0) {
throw new MavenCompilationException("Build failed", result.getExecutionException());
}
} catch (MavenInvocationException e) {
throw new MavenCompilationException("Exception during Maven invocation", e);
}
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/JavaVersion.java | maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/JavaVersion.java | package com.baeldung.learningplatform;
public enum JavaVersion {
JAVA_8("1.8"), JAVA_9("9"), JAVA_17("17");
private final String version;
JavaVersion(String version) {
this.version = version;
}
public String getVersion() {
return this.version;
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/MavenExecutorAdapter.java | maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/MavenExecutorAdapter.java | package com.baeldung.learningplatform;
import java.io.IOException;
import java.nio.file.Path;
public abstract class MavenExecutorAdapter implements Maven {
@Override
public void compile(Path projectFolder) {
int exitCode;
try {
exitCode = execute(projectFolder, COMPILE_GOAL);
} catch (InterruptedException e) {
throw new MavenCompilationException("Interrupted during compilation", e);
} catch (IOException e) {
throw new MavenCompilationException("Incorrect execution", e);
}
if (exitCode != OK) {
throw new MavenCompilationException("Failure during compilation: " + exitCode);
}
}
protected abstract int execute(Path projectFolder, String compileGoal)
throws InterruptedException, IOException;
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/ProjectBuilder.java | maven-modules/maven-exec-plugin/src/main/java/com/baeldung/learningplatform/ProjectBuilder.java | package com.baeldung.learningplatform;
import java.io.FileWriter;
import java.io.IOException;
import java.nio.file.FileSystems;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.List;
import org.apache.maven.model.Build;
import org.apache.maven.model.Dependency;
import org.apache.maven.model.Model;
import org.apache.maven.model.Plugin;
import org.apache.maven.model.io.xpp3.MavenXpp3Writer;
import org.codehaus.plexus.util.xml.Xpp3Dom;
public class ProjectBuilder {
private static final String PACKAGE = "package ";
private static final String POM_XML = "pom.xml";
private static final String SRC_TEST = "src/test/";
private static final String SRC_MAIN_JAVA = "src/main/java/";
private static final String PACKAGE_DELIMITER = ".";
private static final String MAIN_JAVA = "Main.java";
private final List<Dependency> dependencies = new ArrayList<>();
private JavaVersion javaVersion = JavaVersion.JAVA_8;
public ProjectBuilder addDependency(String groupId, String artifactId, String version) {
Dependency dependency = new Dependency();
dependency.setGroupId(groupId);
dependency.setArtifactId(artifactId);
dependency.setVersion(version);
dependencies.add(dependency);
return this;
}
public ProjectBuilder setJavaVersion(JavaVersion version) {
this.javaVersion = version;
return this;
}
public void build(String userName, Path projectPath, String packageName) throws IOException {
Model model = new Model();
configureModel(userName, model);
dependencies.forEach(model::addDependency);
Build build = configureJavaVersion();
model.setBuild(build);
MavenXpp3Writer writer = new MavenXpp3Writer();
writer.write(new FileWriter(projectPath.resolve(POM_XML).toFile()), model);
generateFolders(projectPath, SRC_TEST);
Path generatedPackage = generateFolders(projectPath,
SRC_MAIN_JAVA +
packageName.replace(PACKAGE_DELIMITER, FileSystems.getDefault().getSeparator()));
String generatedClass = generateMainClass(PACKAGE + packageName);
Files.writeString(generatedPackage.resolve(MAIN_JAVA), generatedClass);
}
private static void configureModel(String userName, Model model) {
model.setModelVersion("4.0.0");
model.setArtifactId("com." + userName.toLowerCase());
model.setGroupId("learning-project");
model.setVersion("0.0.1-SNAPSHOT");
}
private static String generateMainClass(String packageName) {
return packageName + ";\n" +
"\n" +
"public class Main {\n" +
" public static void main(String[] args){\n" +
" System.out.println(\"Hello World!\");\n" +
" }\n" +
"}\n";
}
private static Path generateFolders(Path sourceFolder, String packageName) throws IOException {
return Files.createDirectories(sourceFolder.resolve(packageName));
}
private Build configureJavaVersion() {
Plugin plugin = new Plugin();
plugin.setGroupId("org.apache.maven.plugins");
plugin.setArtifactId("maven-compiler-plugin");
plugin.setVersion("3.8.1");
Xpp3Dom configuration = new Xpp3Dom("configuration");
Xpp3Dom source = new Xpp3Dom("source");
source.setValue(javaVersion.getVersion());
Xpp3Dom target = new Xpp3Dom("target");
target.setValue(javaVersion.getVersion());
configuration.addChild(source);
configuration.addChild(target);
plugin.setConfiguration(configuration);
Build build = new Build();
build.addPlugin(plugin);
return build;
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-exec-plugin/src/main/java/com/baeldung/main/Exec.java | maven-modules/maven-exec-plugin/src/main/java/com/baeldung/main/Exec.java | package com.baeldung.main;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Arrays;
public class Exec {
private static final Logger LOGGER = LoggerFactory.getLogger(Exec.class);
public static void main(String[] args) {
LOGGER.info("Running the main method");
if (args.length > 0) {
LOGGER.info("List of arguments: {}", Arrays.toString(args));
}
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-surefire-plugin/src/test/java/com/baeldung/runasingletest/TheFirstUnitTest.java | maven-modules/maven-surefire-plugin/src/test/java/com/baeldung/runasingletest/TheFirstUnitTest.java | package com.baeldung.runasingletest;
import org.junit.jupiter.api.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
class TheFirstUnitTest {
private static final Logger logger = LoggerFactory.getLogger(TheFirstUnitTest.class);
@Test
void whenTestCase_thenPass() {
logger.info("Running a dummyTest");
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-surefire-plugin/src/test/java/com/baeldung/runasingletest/TheSecondUnitTest.java | maven-modules/maven-surefire-plugin/src/test/java/com/baeldung/runasingletest/TheSecondUnitTest.java | package com.baeldung.runasingletest;
import org.junit.jupiter.api.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
class TheSecondUnitTest {
private static final Logger logger = LoggerFactory.getLogger(TheSecondUnitTest.class);
@Test
void whenTestCase1_thenPrintTest1_1() {
logger.info("Running When Case1: test1_1");
}
@Test
void whenTestCase1_thenPrintTest1_2() {
logger.info("Running When Case1: test1_2");
}
@Test
void whenTestCase1_thenPrintTest1_3() {
logger.info("Running When Case1: test1_3");
}
@Test
void whenTestCase2_thenPrintTest2_1() {
logger.info("Running When Case2: test2_1");
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-version-number/src/test/java/com/baeldung/dependency/ordering/OutputVersionNumberUnitTest.java | maven-modules/maven-version-number/src/test/java/com/baeldung/dependency/ordering/OutputVersionNumberUnitTest.java | package com.baeldung.dependency.ordering;
class OutputVersionNumberUnitTest {
/*
@Test
void whenUsingResourcesPlugin_ThenGenerateVersionFile() {
File versionFile = new File("target/classes/version.txt");
assertTrue(versionFile.exists(), "Version file (Maven Resources Plugin) should exist in target/classes.");
}
@Test
void whenUsingAntrunPlugin_ThenGenerateVersionFile() {
File versionFile = new File("target/output/version.txt");
assertTrue(versionFile.exists(), "Version file should exist in target/generated.");
}
*/
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/version-collision/project-collision/src/test/java/com/baeldung/version/collision/VersionCollisionUnitTest.java | maven-modules/version-collision/project-collision/src/test/java/com/baeldung/version/collision/VersionCollisionUnitTest.java | package com.baeldung.version.collision;
import com.google.common.util.concurrent.Futures;
import org.junit.Test;
import static org.hamcrest.CoreMatchers.notNullValue;
import static org.junit.Assert.assertThat;
public class VersionCollisionUnitTest {
@Test
public void whenVersionCollisionDoesNotExist_thenShouldCompile() {
assertThat(Futures.immediateVoidFuture(), notNullValue());
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/multimodulemavenproject/maven-mainappmodule/src/main/java/module-info.java | maven-modules/multimodulemavenproject/maven-mainappmodule/src/main/java/module-info.java | module com.baeldung.mainppmodule {
requires com.baeldung.entitymodule;
requires com.baeldung.daomodule;
requires com.baeldung.userdaomodule;
uses com.baeldung.userdaomodule.UserDao;
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/multimodulemavenproject/maven-mainappmodule/src/main/java/com/baeldung/mainappmodule/Application.java | maven-modules/multimodulemavenproject/maven-mainappmodule/src/main/java/com/baeldung/mainappmodule/Application.java | package com.baeldung.mainappmodule;
import com.baeldung.daomodule.Dao;
import com.baeldung.entitymodule.User;
import com.baeldung.userdaomodule.UserDao;
import java.util.HashMap;
import java.util.Map;
public class Application {
public static void main(String args[]) {
Map<Integer, User> users = new HashMap<>();
users.put(1, new User("Julie"));
users.put(2, new User("David"));
Dao userDao = new UserDao(users);
userDao.findAll().forEach(System.out::println);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/multimodulemavenproject/maven-daomodule/src/main/java/module-info.java | maven-modules/multimodulemavenproject/maven-daomodule/src/main/java/module-info.java | module com.baeldung.daomodule {
exports com.baeldung.daomodule;
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/multimodulemavenproject/maven-daomodule/src/main/java/com/baeldung/daomodule/Dao.java | maven-modules/multimodulemavenproject/maven-daomodule/src/main/java/com/baeldung/daomodule/Dao.java | package com.baeldung.daomodule;
import java.util.List;
import java.util.Optional;
public interface Dao<T> {
Optional<T> findById(int id);
List<T> findAll();
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/multimodulemavenproject/maven-entitymodule/src/main/java/module-info.java | maven-modules/multimodulemavenproject/maven-entitymodule/src/main/java/module-info.java | module com.baeldung.entitymodule {
exports com.baeldung.entitymodule;
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/multimodulemavenproject/maven-entitymodule/src/main/java/com/baeldung/entitymodule/User.java | maven-modules/multimodulemavenproject/maven-entitymodule/src/main/java/com/baeldung/entitymodule/User.java | package com.baeldung.entitymodule;
public class User {
private final String name;
public User(String name) {
this.name = name;
}
public String getName() {
return name;
}
@Override
public String toString() {
return "User{" + "name=" + name + '}';
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/multimodulemavenproject/maven-userdaomodule/src/main/java/module-info.java | maven-modules/multimodulemavenproject/maven-userdaomodule/src/main/java/module-info.java | module com.baeldung.userdaomodule {
requires com.baeldung.entitymodule;
requires com.baeldung.daomodule;
provides com.baeldung.daomodule.Dao with com.baeldung.userdaomodule.UserDao;
exports com.baeldung.userdaomodule;
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/multimodulemavenproject/maven-userdaomodule/src/main/java/com/baeldung/userdaomodule/UserDao.java | maven-modules/multimodulemavenproject/maven-userdaomodule/src/main/java/com/baeldung/userdaomodule/UserDao.java | package com.baeldung.userdaomodule;
import com.baeldung.daomodule.Dao;
import com.baeldung.entitymodule.User;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Optional;
public class UserDao implements Dao<User> {
private final Map<Integer, User> users;
public UserDao() {
users = new HashMap<>();
}
public UserDao(Map<Integer, User> users) {
this.users = users;
}
@Override
public List<User> findAll() {
return new ArrayList<>(users.values());
}
@Override
public Optional<User> findById(int id) {
return Optional.ofNullable(users.get(id));
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-jvm-args/src/test/java/com/baeldung/jvmargs/MyControllerIntegrationTest.java | maven-modules/maven-jvm-args/src/test/java/com/baeldung/jvmargs/MyControllerIntegrationTest.java | package com.baeldung.jvmargs;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
import org.springframework.test.web.servlet.result.MockMvcResultMatchers;
@SpringBootTest(classes = MyApplication.class)
@AutoConfigureMockMvc
class MyControllerIntegrationTest {
@Autowired
private MockMvc mockMvc;
@Test
void whenGetLength_thenZeroIsReturned() throws Exception {
mockMvc.perform(MockMvcRequestBuilders.get("/length"))
.andExpect(MockMvcResultMatchers.status()
.isOk())
.andExpect(MockMvcResultMatchers.content()
.string("0"));
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-jvm-args/src/test/java/com/baeldung/jvmargs/MyServiceUnitTest.java | maven-modules/maven-jvm-args/src/test/java/com/baeldung/jvmargs/MyServiceUnitTest.java | package com.baeldung.jvmargs;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
class MyServiceUnitTest {
MyService myService = new MyService();
@Test
void whenGetLength_thenZeroIsReturned() throws NoSuchFieldException, SecurityException, IllegalArgumentException, IllegalAccessException {
assertEquals(0, myService.getLength());
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-jvm-args/src/main/java/com/baeldung/jvmargs/MyService.java | maven-modules/maven-jvm-args/src/main/java/com/baeldung/jvmargs/MyService.java | package com.baeldung.jvmargs;
import java.lang.String;
import java.lang.reflect.Field;
import java.util.ArrayList;
import org.springframework.stereotype.Service;
@Service
class MyService {
int getLength() throws NoSuchFieldException, SecurityException, IllegalArgumentException, IllegalAccessException {
ArrayList<String> arr = new ArrayList<>();
Field sizeField = ArrayList.class.getDeclaredField("size");
sizeField.setAccessible(true);
return (int) sizeField.get(arr);
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-jvm-args/src/main/java/com/baeldung/jvmargs/MyController.java | maven-modules/maven-jvm-args/src/main/java/com/baeldung/jvmargs/MyController.java | package com.baeldung.jvmargs;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
@RestController
class MyController {
private final MyService myService;
public MyController(MyService myService) {
this.myService = myService;
}
@GetMapping("/length")
Integer getLength() throws NoSuchFieldException, SecurityException, IllegalArgumentException, IllegalAccessException {
return myService.getLength();
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-jvm-args/src/main/java/com/baeldung/jvmargs/MyApplication.java | maven-modules/maven-jvm-args/src/main/java/com/baeldung/jvmargs/MyApplication.java | package com.baeldung.jvmargs;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class MyApplication {
public static void main(String[] args) {
SpringApplication.run(MyApplication.class, args);
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-multi-source/src/main/another-src/com/baeldung/maven/plugins/Foo.java | maven-modules/maven-multi-source/src/main/another-src/com/baeldung/maven/plugins/Foo.java | package com.baeldung.maven.plugins;
public class Foo {
public static String foo() {
return "foo";
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-multi-source/src/main/java/com/baeldung/maven/plugins/MultipleSrcFolders.java | maven-modules/maven-multi-source/src/main/java/com/baeldung/maven/plugins/MultipleSrcFolders.java | package com.baeldung.maven.plugins;
public class MultipleSrcFolders {
public static void callFoo() {
Foo.foo();
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-plugin-management/submodule-1/src/test/java/com/baeldung/CopiesAdditionalResourcesUnitTest.java | maven-modules/maven-plugin-management/submodule-1/src/test/java/com/baeldung/CopiesAdditionalResourcesUnitTest.java | package com.baeldung;
import org.junit.jupiter.api.Test;
import java.io.File;
import java.net.URL;
import static org.junit.jupiter.api.Assertions.assertTrue;
class CopiesAdditionalResourcesUnitTest {
@Test
void givenAdditionalResource_whenCopyingFromSourceToDestination_thenShouldBeInDestination() {
URL resource = getClass().getClassLoader().getResource("json/include.json");
File destinationFile = new File(resource.getFile());
assertTrue(destinationFile.exists());
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-multiple-repositories/src/test/java/com/baeldung/GreeterServiceUsageUnitTest.java | maven-modules/maven-multiple-repositories/src/test/java/com/baeldung/GreeterServiceUsageUnitTest.java | package com.baeldung;
import static org.junit.jupiter.api.Assertions.assertEquals;
import org.junit.jupiter.api.Test;
import com.baeldung.internal.repo.sample.GreeterServiceExample;
import com.baeldung.internal.repo.sample.Greeting;
public class GreeterServiceUsageUnitTest {
@Test
public void whenGreetingInEnglish_thenAnENCodeShouldBeMadeAvailable() {
GreeterServiceExample greeterService
= new GreeterServiceExample();
Greeting englishGreeting
= greeterService.greetInYourLanguage("English");
assertEquals(
"en", englishGreeting.getLanguage().getCode());
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-multiple-repositories/src/main/java/com/baeldung/internal/repo/sample/GreeterServiceExample.java | maven-modules/maven-multiple-repositories/src/main/java/com/baeldung/internal/repo/sample/GreeterServiceExample.java | package com.baeldung.internal.repo.sample;
public class GreeterServiceExample {
public Greeting greetInYourLanguage(String language) {
return switch (language.toLowerCase()) {
case "english" -> new Greeting("Hello", new Language("English", "en"));
case "spanish" -> new Greeting("Hola", new Language("Spanish", "es"));
case "xhosa" -> new Greeting("Molo", new Language("Xhosa", "xh"));
default -> null;
};
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-multiple-repositories/src/main/java/com/baeldung/internal/repo/sample/Language.java | maven-modules/maven-multiple-repositories/src/main/java/com/baeldung/internal/repo/sample/Language.java | package com.baeldung.internal.repo.sample;
public class Language {
private String name;
private String code;
public Language(String name, String code) {
this.name = name;
this.code = code;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getCode() {
return code;
}
public void setCode(String code) {
this.code = code;
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-multiple-repositories/src/main/java/com/baeldung/internal/repo/sample/Greeting.java | maven-modules/maven-multiple-repositories/src/main/java/com/baeldung/internal/repo/sample/Greeting.java | package com.baeldung.internal.repo.sample;
public class Greeting {
private String value;
private Language language;
public Greeting(String value, Language language) {
this.value = value;
this.language = language;
}
public String getValue() {
return value;
}
public void setValue(String value) {
this.value = value;
}
public Language getLanguage() {
return language;
}
public void setLanguage(Language language) {
this.language = language;
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-animal-sniffer-plugin/src/test/java/com/baeldung/AppUnitTest.java | maven-modules/maven-animal-sniffer-plugin/src/test/java/com/baeldung/AppUnitTest.java | package com.baeldung;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
/**
* Unit test for simple App.
*/
public class AppUnitTest
extends TestCase
{
/**
* Create the test case
*
* @param testName name of the test case
*/
public AppUnitTest( String testName )
{
super( testName );
}
/**
* @return the suite of tests being tested
*/
public static Test suite()
{
return new TestSuite( AppUnitTest.class );
}
/**
* Rigourous Test :-)
*/
public void testApp()
{
assertTrue( true );
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-animal-sniffer-plugin/src/main/java/com/baeldung/App.java | maven-modules/maven-animal-sniffer-plugin/src/main/java/com/baeldung/App.java | package com.baeldung;
//import java.nio.charset.StandardCharsets;
/**
* Hello world!
*
*/
public class App
{
public static void main( String[] args )
{
System.out.println( "Hello World!" );
//System.out.println(StandardCharsets.UTF_8.name());
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/dependency-ordering/src/test/java/com/baeldung/dependency/ordering/DependencyOrderingUnitTest.java | maven-modules/dependency-ordering/src/test/java/com/baeldung/dependency/ordering/DependencyOrderingUnitTest.java | package com.baeldung.dependency.ordering;
import org.apache.commons.collections4.MapUtils;
import org.junit.jupiter.api.Test;
import java.util.HashMap;
import static org.junit.jupiter.api.Assertions.assertEquals;
class DependencyOrderingUnitTest {
@Test
void whenCorrectDependencyVersionIsUsed_thenShouldCompile() {
assertEquals(0, MapUtils.size(new HashMap<>()));
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/dependency-exclusion/core-java-exclusions/src/test/java/com/sample/project/tests/ExcludeDirectDependencyUnitTest.java | maven-modules/dependency-exclusion/core-java-exclusions/src/test/java/com/sample/project/tests/ExcludeDirectDependencyUnitTest.java | package com.sample.project.tests;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
public class ExcludeDirectDependencyUnitTest {
@Test
public void basicUnitTest() {
assertTrue(true);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-reactor/patient-domain/src/Main.java | maven-modules/maven-reactor/patient-domain/src/Main.java | public class Main {
public static void main(String[] args) {
System.out.println("Hello world!");
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-reactor/patient-data/src/Main.java | maven-modules/maven-reactor/patient-data/src/Main.java | public class Main {
public static void main(String[] args) {
System.out.println("Hello world!");
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-reactor/patient-web/src/Main.java | maven-modules/maven-reactor/patient-web/src/Main.java | public class Main {
public static void main(String[] args) {
System.out.println("Hello world!");
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/host-maven-repo-example/src/java/com/baeldung/maven/plugin/MainApp.java | maven-modules/host-maven-repo-example/src/java/com/baeldung/maven/plugin/MainApp.java | package com.baeldung.maven.plugin;
public class MainApp {
public static void main(String[] args){
System.out.println("Maven Repo Add");
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-classifier/maven-classifier-example-provider/src/test/java/com/baeldung/maven/dependency/classifier/provider/stub/CarStub.java | maven-modules/maven-classifier/maven-classifier-example-provider/src/test/java/com/baeldung/maven/dependency/classifier/provider/stub/CarStub.java | package com.baeldung.maven.dependency.classifier.provider.stub;
import com.baeldung.maven.dependency.classifier.provider.model.Car;
import com.baeldung.maven.dependency.classifier.provider.model.PowerSource;
import com.baeldung.maven.dependency.classifier.provider.model.Car.Type;
import org.mockito.Mockito;
import static org.mockito.Mockito.when;
public class CarStub {
public static Car ELECTRIC_CAR = Mockito.mock(Car.class);
static {
when(ELECTRIC_CAR.getType()).thenReturn(Type.ELECTRIC);
when(ELECTRIC_CAR.getPowerSource()).thenReturn(PowerSource.BATTERY);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-classifier/maven-classifier-example-provider/src/test/java/com/baeldung/maven/dependency/classifier/provider/factory/CarFactoryUnitTest.java | maven-modules/maven-classifier/maven-classifier-example-provider/src/test/java/com/baeldung/maven/dependency/classifier/provider/factory/CarFactoryUnitTest.java |
package com.baeldung.maven.dependency.classifier.provider.factory;
import com.baeldung.maven.dependency.classifier.provider.model.Car;
import com.baeldung.maven.dependency.classifier.provider.model.Car.Type;
import com.baeldung.maven.dependency.classifier.provider.model.PowerSource;
import com.baeldung.maven.dependency.classifier.provider.stub.CarStub;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
class CarFactoryUnitTest {
@Test
@DisplayName("Given Car type When CarFactory manufacture is called Then create a Car of the given type")
public void givenCarType_whenCarFactoryManufactureCalled_thenCreateCarOfGivenType() {
Car car = CarFactory.manufacture(Type.ELECTRIC);
assertNotNull(car, "CarFactory didn't manufacture a car. Car is null");
assertEquals(Type.ELECTRIC, car.getType());
}
@Test
@DisplayName("Given an electric car When asked for fuel type Then return Battery")
public void givenElectricCar_whenAskedForFuelType_thenReturnBattery() {
Car car = CarStub.ELECTRIC_CAR;
assertEquals(PowerSource.BATTERY, car.getPowerSource());
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-classifier/maven-classifier-example-provider/src/main/java/com/baeldung/maven/dependency/classifier/provider/model/PowerSource.java | maven-modules/maven-classifier/maven-classifier-example-provider/src/main/java/com/baeldung/maven/dependency/classifier/provider/model/PowerSource.java | package com.baeldung.maven.dependency.classifier.provider.model;
public enum PowerSource {
BATTERY
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-classifier/maven-classifier-example-provider/src/main/java/com/baeldung/maven/dependency/classifier/provider/model/Car.java | maven-modules/maven-classifier/maven-classifier-example-provider/src/main/java/com/baeldung/maven/dependency/classifier/provider/model/Car.java | package com.baeldung.maven.dependency.classifier.provider.model;
public class Car {
private Type type;
private PowerSource fuelType;
public Type getType() {
return this.type;
}
public void setType(Type carType) {
this.type = carType;
}
public PowerSource getPowerSource() {
return this.fuelType;
}
public void setFuelType(PowerSource fuelType) {
this.fuelType = fuelType;
}
public enum Type {
ELECTRIC
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-classifier/maven-classifier-example-provider/src/main/java/com/baeldung/maven/dependency/classifier/provider/factory/CarFactory.java | maven-modules/maven-classifier/maven-classifier-example-provider/src/main/java/com/baeldung/maven/dependency/classifier/provider/factory/CarFactory.java | package com.baeldung.maven.dependency.classifier.provider.factory;
import com.baeldung.maven.dependency.classifier.provider.model.Car;
import com.baeldung.maven.dependency.classifier.provider.model.Car.Type;
public class CarFactory {
public static Car manufacture(Type carType) {
Car car = new Car();
car.setType(carType);
return car;
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-classifier/maven-classifier-example-consumer/src/test/java/com/baeldung/maven/classifier/consumer/FuelStationUnitTest.java | maven-modules/maven-classifier/maven-classifier-example-consumer/src/test/java/com/baeldung/maven/classifier/consumer/FuelStationUnitTest.java | package com.baeldung.maven.classifier.consumer;
import com.baeldung.maven.classifier.consumer.FuelStation.Zone;
import com.baeldung.maven.dependency.classifier.provider.model.Car;
import com.baeldung.maven.dependency.classifier.provider.stub.CarStub;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
class FuelStationUnitTest {
@Test
@DisplayName("Given fuel type battery When request for refill Then Return Battery Zone")
public void givenFuelTypeBattery_whenRequestToRefill_thenReturnBatteryZone() {
FuelStation fuelStation = new FuelStation();
Car electricCar = CarStub.ELECTRIC_CAR;
assertEquals(Zone.BATTERY, fuelStation.refill(electricCar));
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-classifier/maven-classifier-example-consumer/src/main/java/com/baeldung/maven/classifier/consumer/FuelStation.java | maven-modules/maven-classifier/maven-classifier-example-consumer/src/main/java/com/baeldung/maven/classifier/consumer/FuelStation.java |
package com.baeldung.maven.classifier.consumer;
import com.baeldung.maven.dependency.classifier.provider.model.Car;
import com.baeldung.maven.dependency.classifier.provider.model.PowerSource;
public class FuelStation {
public FuelStation.Zone refill(Car car) {
return PowerSource.BATTERY.equals(car.getPowerSource()) ? FuelStation.Zone.BATTERY : FuelStation.Zone.UNKNOWN;
}
public enum Zone {
BATTERY,
UNKNOWN
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-polyglot/maven-polyglot-json-app/src/main/java/com/baeldung/maven/polyglot/MavenPolyglotApplication.java | maven-modules/maven-polyglot/maven-polyglot-json-app/src/main/java/com/baeldung/maven/polyglot/MavenPolyglotApplication.java | package com.baeldung.maven.polyglot;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.bind.annotation.GetMapping;
@RestController
@SpringBootApplication
public class MavenPolyglotApplication {
public static void main(String[] args) {
SpringApplication.run(MavenPolyglotApplication.class, args);
}
@GetMapping("/")
public String home(){
return "Hello JSON Maven Model !";
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-polyglot/maven-polyglot-yml-app/src/main/java/com/baeldung/maven/polyglot/YamlDemoApplication.java | maven-modules/maven-polyglot/maven-polyglot-yml-app/src/main/java/com/baeldung/maven/polyglot/YamlDemoApplication.java | package com.baeldung.maven.polyglot;
public class YamlDemoApplication {
public static void main(String[] args) {
System.out.println("Hello Maven Polyglot YAML !");
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-polyglot/maven-polyglot-json-extension/src/main/java/com/demo/polyglot/CustomModelProcessor.java | maven-modules/maven-polyglot/maven-polyglot-json-extension/src/main/java/com/demo/polyglot/CustomModelProcessor.java | package com.demo.polyglot;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.apache.maven.model.Model;
import org.apache.maven.model.building.FileModelSource;
import org.apache.maven.model.building.ModelProcessor;
import org.apache.maven.model.io.ModelParseException;
import org.apache.maven.model.io.ModelReader;
import org.codehaus.plexus.component.annotations.Component;
import org.codehaus.plexus.component.annotations.Requirement;
import org.codehaus.plexus.util.ReaderFactory;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.Reader;
import java.util.Map;
@Component(role = ModelProcessor.class)
public class CustomModelProcessor implements ModelProcessor {
private static final String XML_POM = "pom.xml";
private static final String JSON_POM = "pom.json";
private static final String JSON_EXT = ".json";
ObjectMapper objectMapper = new ObjectMapper();
@Requirement
private ModelReader modelReader;
@Override
public File locatePom(File projectDirectory) {
File pomFile = new File(projectDirectory, JSON_POM);
if (!pomFile.exists()) {
pomFile = new File(projectDirectory, XML_POM);
}
return pomFile;
}
@Override
public Model read(InputStream input, Map<String, ?> options) throws IOException, ModelParseException {
try (final Reader in = ReaderFactory.newPlatformReader(input)) {
return read(in, options);
}
}
@Override
public Model read(Reader reader, Map<String, ?> options) throws IOException, ModelParseException {
FileModelSource source = (options != null) ? (FileModelSource) options.get(SOURCE) : null;
if (source != null && source.getLocation().endsWith(JSON_EXT)) {
Model model = objectMapper.readValue(reader, Model.class);
return model;
}
//It's a normal maven project with a pom.xml file
return modelReader.read(reader, options);
}
@Override
public Model read(File input, Map<String, ?> options) throws IOException, ModelParseException {
return null;
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/jacoco-coverage-aggregation/jacoco-coverage-controllers-example/src/test/java/com/baeldung/coverageaggregation/MyControllerIntegrationTest.java | maven-modules/jacoco-coverage-aggregation/jacoco-coverage-controllers-example/src/test/java/com/baeldung/coverageaggregation/MyControllerIntegrationTest.java | package com.baeldung.coverageaggregation;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.test.mock.mockito.MockBean;
import org.springframework.context.annotation.Import;
import org.springframework.http.MediaType;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
import org.springframework.test.web.servlet.result.MockMvcResultMatchers;
@SpringBootTest(classes = MyApplication.class)
@AutoConfigureMockMvc
class MyControllerIntegrationTest {
@Autowired
private MockMvc mockMvc;
@Test
void whenFullyTested_ThenCorrectText() throws Exception {
mockMvc.perform(MockMvcRequestBuilders.get("/tested"))
.andExpect(MockMvcResultMatchers.status()
.isOk())
.andExpect(MockMvcResultMatchers.content()
.string("covered by unit and integration tests"));
}
@Test
void whenIndirectlyTestingServiceMethod_ThenCorrectText() throws Exception {
mockMvc.perform(MockMvcRequestBuilders.get("/indirecttest"))
.andExpect(MockMvcResultMatchers.status()
.isOk())
.andExpect(MockMvcResultMatchers.content()
.string("covered by integration test"));
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/jacoco-coverage-aggregation/jacoco-coverage-controllers-example/src/main/java/com/baeldung/coverageaggregation/MyController.java | maven-modules/jacoco-coverage-aggregation/jacoco-coverage-controllers-example/src/main/java/com/baeldung/coverageaggregation/MyController.java | package com.baeldung.coverageaggregation;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
@RestController
class MyController {
private final MyService myService;
public MyController(MyService myService) {
this.myService = myService;
}
@GetMapping("/tested")
String fullyTested() {
return myService.coveredByUnitAndIntegrationTests();
}
@GetMapping("/indirecttest")
String indirectlyTestingServiceMethod() {
return myService.coveredByIntegrationTest();
}
@GetMapping("/nottested")
String notTested() {
return myService.notTested();
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/jacoco-coverage-aggregation/jacoco-coverage-controllers-example/src/main/java/com/baeldung/coverageaggregation/MyApplication.java | maven-modules/jacoco-coverage-aggregation/jacoco-coverage-controllers-example/src/main/java/com/baeldung/coverageaggregation/MyApplication.java | package com.baeldung.coverageaggregation;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class MyApplication {
public static void main(String[] args) {
SpringApplication.run(MyApplication.class, args);
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/jacoco-coverage-aggregation/jacoco-coverage-services-example/src/test/java/com/baeldung/coverageaggregation/MyServiceUnitTest.java | maven-modules/jacoco-coverage-aggregation/jacoco-coverage-services-example/src/test/java/com/baeldung/coverageaggregation/MyServiceUnitTest.java | package com.baeldung.coverageaggregation;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
class MyServiceUnitTest {
MyService myService = new MyService();
@Test
void whenUnitTestedOnly_thenCorrectText() {
assertEquals("unit tested only", myService.unitTestedOnly());
}
@Test
void whenTestedMethod_thenCorrectText() {
assertEquals("covered by unit and integration tests", myService.coveredByUnitAndIntegrationTests());
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/jacoco-coverage-aggregation/jacoco-coverage-services-example/src/main/java/com/baeldung/coverageaggregation/MyService.java | maven-modules/jacoco-coverage-aggregation/jacoco-coverage-services-example/src/main/java/com/baeldung/coverageaggregation/MyService.java | package com.baeldung.coverageaggregation;
import java.lang.String;
import org.springframework.stereotype.Service;
@Service
class MyService {
String unitTestedOnly() {
return "unit tested only";
}
String coveredByUnitAndIntegrationTests() {
return "covered by unit and integration tests";
}
String coveredByIntegrationTest() {
return "covered by integration test";
}
String notTested() {
return "not tested";
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-generate-war/src/test/java/com/baeldung/SpringContextTest.java | maven-modules/maven-generate-war/src/test/java/com/baeldung/SpringContextTest.java | package com.baeldung;
import org.junit.jupiter.api.Test;
import org.springframework.boot.test.context.SpringBootTest;
@SpringBootTest
class SpringContextTest {
@Test
void contextLoads() {
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-generate-war/src/main/java/com/baeldung/ServletInitializer.java | maven-modules/maven-generate-war/src/main/java/com/baeldung/ServletInitializer.java | package com.baeldung;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
public class ServletInitializer extends SpringBootServletInitializer {
@Override
protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
return application.sources(MavenGenerateWarApplication.class);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-generate-war/src/main/java/com/baeldung/MavenGenerateWarApplication.java | maven-modules/maven-generate-war/src/main/java/com/baeldung/MavenGenerateWarApplication.java | package com.baeldung;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class MavenGenerateWarApplication {
public static void main(String[] args) {
SpringApplication.run(MavenGenerateWarApplication.class, args);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-generate-war/src/main/java/com/baeldung/controllers/MainController.java | maven-modules/maven-generate-war/src/main/java/com/baeldung/controllers/MainController.java | package com.baeldung.controllers;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
@Controller
public class MainController {
@GetMapping("/")
public String viewIndexPage(Model model) {
model.addAttribute("header", "Maven Generate War");
return "index";
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-properties/src/test/java/com/baeldung/maven/properties/PropertiesReaderUnitTest.java | maven-modules/maven-properties/src/test/java/com/baeldung/maven/properties/PropertiesReaderUnitTest.java | package com.baeldung.maven.properties;
import java.io.IOException;
import org.junit.Assert;
import org.junit.Test;
/**
* Test for {@link PropertiesReader}.
*
* @author Donato Rimenti
*/
public class PropertiesReaderUnitTest {
/**
* Reads a property and checks that's the one expected.
*
* @throws IOException if anything goes wrong
*/
@Test
public void givenPomProperties_whenPropertyRead_thenPropertyReturned() throws IOException {
PropertiesReader reader = new PropertiesReader("properties-from-pom.properties");
String property = reader.getProperty("my.awesome.property");
Assert.assertEquals("property-from-pom", property);
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-properties/src/test/java/com/baeldung/maven/properties/NonAsciiStringUnitTest.java | maven-modules/maven-properties/src/test/java/com/baeldung/maven/properties/NonAsciiStringUnitTest.java | package com.baeldung.maven.properties;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class NonAsciiStringUnitTest {
private static final Logger LOGGER = LoggerFactory.getLogger(NonAsciiStringUnitTest.class);
/**
* Sanity check to ensure that the code is still able to compile and run
*/
@Test
public void whenNonAsciiStringIsUsed_thenCodeRuns() {
String nonAsciiStr = NonAsciiString.getNonAsciiString();
LOGGER.info(nonAsciiStr);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/maven-modules/maven-properties/src/main/java/com/baeldung/maven/properties/NonAsciiString.java | maven-modules/maven-properties/src/main/java/com/baeldung/maven/properties/NonAsciiString.java | package com.baeldung.maven.properties;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/*
* Simple class to demonstrate the importance of Maven encoding when dealing with NonAscii characters
*/
public class NonAsciiString {
private static final Logger LOGGER = LoggerFactory.getLogger(NonAsciiString.class);
public static String getNonAsciiString() {
String nonAsciiStr = "ÜÝÞßàæç";
LOGGER.info(nonAsciiStr);
return nonAsciiStr;
/*We can even use non-ASCII characters as Java variables names.
The below will run fine when built using Maven UTF-8 encoding,
but not when using US-ASCII. Give it a go!*/
/*String nonAsciiŞŧř = "ÜÝÞßàæç";
LOGGER.info(nonAsciiŞŧř);
return nonAsciiŞŧř;*/
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
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