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package org.apache.accumulo.core.iterators.user; import org.apache.accumulo.core.iterators.IteratorEnvironment; import org.apache.accumulo.core.iterators.IteratorUtil; import org.apache.accumulo.core.iterators.SortedKeyValueIterator; import org.apache.accumulo.core.iterators.SortedMapIterator; import org.apache.accumulo.core.iterators.user.RowDeletingIterator;
Remove the literal "false" boolean value.
Authorizations.EMPTY);
Remove this unused method parameter "range".
Accumulo.enableTracing(local.getHostName(), "tserver");
Rename this package name to match the regular expression '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */
Replace all tab characters in this file by sequences of white-spaces.
@Test(timeout = 2 * 60 * 1000)
Either log or rethrow this exception.
import org.apache.accumulo.examples.wikisearch.ingest.WikipediaInputFormat.WikipediaInputSplit; private int myGroup = -1; private int numGroups = -1; WikipediaInputSplit wiSplit = (WikipediaInputSplit)context.getInputSplit(); myGroup = wiSplit.getPartition(); numGroups = WikipediaConfiguration.getNumGroups(conf); FileSplit split = wiSplit.getFileSplit(); int groupId = WikipediaMapper.getPartitionId(article, numGroups); if(groupId != myGroup) return;
Move this variable to comply with Java Code Conventions.
* * * * *
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if (suffix.startsWith("/")) suffix = suffix.substring(1); return new Path(getBaseDirs()[0], "instance_id"); return new Path(getBaseDirs()[0], "version");
Introduce a new variable instead of reusing the parameter "suffix".
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */
Replace all tab characters in this file by sequences of white-spaces.
public class BinaryIT extends ConfigurableMacIT {
Use "Integer.toString" instead.
tableOpt = new Option(Shell.tableOption, "table", true, "table to fetch locality groups for");
2 duplicated blocks of code must be removed.
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ @SuppressWarnings("all") public enum CompactionType implements org.apache.thrift.TEnum {
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
client = MasterClient.getConnectionWithRetry(HdfsZooInstance.getInstance());
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
state.set("bulkImportSuccess", "true");
Either log or rethrow this exception.
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */
Replace all tab characters in this file by sequences of white-spaces.
public class CreateAndUseIT extends SimpleMacIT { String tableName = makeTableName(); getConnector().tableOperations().create(tableName); getConnector().tableOperations().addSplits(tableName, splits); BatchWriter bw = getConnector().createBatchWriter(tableName, new BatchWriterConfig()); Scanner scanner1 = getConnector().createScanner(tableName, Authorizations.EMPTY); String table2 = makeTableName(); getConnector().tableOperations().create(table2); getConnector().tableOperations().addSplits(table2, splits); Scanner scanner2 = getConnector().createScanner(table2, Authorizations.EMPTY); String table3 = makeTableName(); getConnector().tableOperations().create(table3); getConnector().tableOperations().addSplits(table3, splits); BatchScanner bs = getConnector().createBatchScanner(table3, Authorizations.EMPTY, 3);
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
if (ref == null) return null;
Remove this call to "exit" or ensure it is really required.
timestampOpt = new Option("st", "show-timestamps", false, "enable displaying timestamps"); disablePaginationOpt = new Option("np", "no-pagination", false, "disable pagination of output"); tableOpt = new Option(Shell.tableOption, "tableName", true, "table to select row from");
Replace all tab characters in this file by sequences of white-spaces.
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */
Replace all tab characters in this file by sequences of white-spaces.
this(priority, name, iteratorClass, new HashMap<String,String>()); public IteratorSetting(int priority, String name, String iteratorClass, Map<String,String> properties) { public IteratorSetting(int priority, Class<? extends SortedKeyValueIterator<Key,Value>> iteratorClass, this(priority, iteratorClass.getSimpleName(), iteratorClass.getName(), properties); this(priority, name, iteratorClass.getName(), properties); public Text getColumnFamily() { return getFirst(); } public Text getColumnQualifierf() { return getSecond(); }
Remove this unused method parameter "table".
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */
296 duplicated blocks of code must be removed.
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.accumulo.wikisearch.normalizer; public class NoOpNormalizer implements Normalizer { public String normalizeFieldValue(String field, Object value) { return value.toString(); } }
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
import java.util.Collections; @Test public void testReseekUnconsumed() throws Exception { TestRFile trf = new TestRFile(); trf.openWriter(); for (int i = 0; i < 2500; i++) { trf.writer.append(nk(nf("r_", i), "cf1", "cq1", "L1", 42), nv("foo" + i)); } trf.closeWriter(); trf.openReader(); Set<ByteSequence> cfs = Collections.emptySet(); Random rand = new Random(); for (int count = 0; count < 100; count++) { int start = rand.nextInt(2300); Range range = new Range(nk(nf("r_", start), "cf1", "cq1", "L1", 42), nk(nf("r_", start + 100), "cf1", "cq1", "L1", 42)); trf.reader.seek(range, cfs, false); int numToScan = rand.nextInt(100); for (int j = 0; j < numToScan; j++) { assertTrue(trf.reader.hasTop()); assertEquals(nk(nf("r_", start + j), "cf1", "cq1", "L1", 42), trf.reader.getTopKey()); trf.reader.next(); } assertTrue(trf.reader.hasTop()); assertEquals(nk(nf("r_", start + numToScan), "cf1", "cq1", "L1", 42), trf.reader.getTopKey()); // seek a little forward from the last range and read a few keys within the unconsumed portion of the last range int start2 = start + numToScan + rand.nextInt(3); int end2 = start2 + rand.nextInt(3); range = new Range(nk(nf("r_", start2), "cf1", "cq1", "L1", 42), nk(nf("r_", end2), "cf1", "cq1", "L1", 42)); trf.reader.seek(range, cfs, false); for (int j = start2; j <= end2; j++) { assertTrue(trf.reader.hasTop()); assertEquals(nk(nf("r_", j), "cf1", "cq1", "L1", 42), trf.reader.getTopKey()); trf.reader.next(); } assertFalse(trf.reader.hasTop()); } trf.closeReader(); }
Replace all tab characters in this file by sequences of white-spaces.
AccumuloOutputFormat.setZooKeeperInstance(job.getConfiguration(), args[0], args[1]); AccumuloOutputFormat.setOutputInfo(job.getConfiguration(), args[3], args[4].getBytes(), true, null);
1 duplicated blocks of code must be removed.
import org.apache.accumulo.cloudtrace.instrument.Tracer; ServerClient.execute(instance, new ClientExec<ClientService.Client>() { public void execute(ClientService.Client iface) throws Exception { iface.authenticateUser(Tracer.traceInfo(), credentials, credentials.user, credentials.password);
Immediately return this expression instead of assigning it to the temporary variable "client".
import java.io.UnsupportedEncodingException; public static final String ENCODING = "encoding"; public static final String ENCODING_DEFAULT = "UTF-8"; private String encoding = ENCODING_DEFAULT; private Matcher copyMatcher(Matcher m) { if (m == null) return m; else return m.pattern().matcher(""); try { matcher.reset(new String(bs.getBackingArray(), bs.offset(), bs.length(), encoding)); return matcher.matches(); } catch (UnsupportedEncodingException e) { e.printStackTrace(); } try { matcher.reset(new String(data, offset, len, encoding)); return matcher.matches(); } catch (UnsupportedEncodingException e) { e.printStackTrace(); } if (options.containsKey(ENCODING)) { encoding = options.get(ENCODING); } io.addNamedOption(RegExFilter.ENCODING, "character encoding of byte array value (default is " + ENCODING_DEFAULT + ")"); if (options.containsKey(ENCODING)) { try { this.encoding = options.get(ENCODING); @SuppressWarnings("unused") String test = new String("test".getBytes(), encoding); } catch (UnsupportedEncodingException e) { e.printStackTrace(); return false; } } /** * Set the encoding string to use when interpreting characters * * @param si * ScanIterator config to be updated * @param encoding * the encoding string to use for character interpretation. * */ public static void setEncoding(IteratorSetting si, String encoding) { if (!encoding.isEmpty()) { si.addOption(RegExFilter.ENCODING, encoding); } }
Either log or rethrow this exception.
List<String> fail = client.bulkImportFiles(Tracer.traceInfo(), SecurityConstants.getSystemCredentials(), tid, tableId, attempt, errorDir, setTime);
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */
Replace all tab characters in this file by sequences of white-spaces.
import org.apache.accumulo.core.iterators.user.IntersectingIterator;
Remove this unused private "match" method.
@Override @Override * Allow the concrete servlet implementation to provide attributes on the body HTML tag, such as 'onload', which can be used to call Javascript methods on * page load. By default, nothing is specified. return URLEncoder.encode(s, Constants.UTF8.name()); Logger.getLogger(BasicServlet.class).fatal(Constants.UTF8.name() + " is not a recognized encoding", e); return URLDecoder.decode(s, Constants.UTF8.name()); Logger.getLogger(BasicServlet.class).fatal(Constants.UTF8.name() + " is not a recognized encoding", e);
Move this variable to comply with Java Code Conventions.
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */
296 duplicated blocks of code must be removed.
import org.apache.accumulo.core.client.security.SecurityErrorCode;
Do not forget to remove this deprecated code someday.
public int execute(final String fullCommand, final CommandLine cl, final Shell shellState) throws IOException, AccumuloException, AccumuloSecurityException, final String tableName = OptUtil.getTableOpt(cl, shellState); final PrintLine p = outputFile == null ? new PrintShell(shellState.getReader()) : new PrintFile(outputFile); private static String encode(final boolean encode, final Text text) { if (text == null) { } private static String obscuredTabletName(final KeyExtent extent) { final Options opts = new Options();
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
import org.apache.accumulo.cloudtrace.instrument.Span; import org.apache.accumulo.cloudtrace.instrument.Trace;
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
import org.apache.accumulo.core.client.ConditionalWriter; import org.apache.accumulo.core.client.ConditionalWriterConfig; public ConditionalWriter createConditionalWriter(String tableName, ConditionalWriterConfig config) throws TableNotFoundException { return new ConditionalWriterImpl(instance, credentials, getTableId(tableName), config); } @Override
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
import org.apache.accumulo.core.client.security.tokens.PasswordToken; import org.apache.accumulo.proxy.thrift.ScanColumn; prop.put("org.apache.accumulo.proxy.ProxyServer.tokenClass", PasswordToken.class.getName());
Remove the redundant '!unknownSymbol!' thrown exception declaration(s).
int kvCount; this.kvCount = mc; this.kvCount = Integer.MAX_VALUE; this.kvCount = mc; return super.toString() + " mc=" + kvCount; out.writeInt(kvCount); kvCount = in.readInt(); cmp = ((MemKey) k).kvCount - kvCount;
Either log or rethrow this exception.
import java.util.concurrent.atomic.AtomicBoolean; import org.apache.zookeeper.AsyncCallback.VoidCallback; import org.apache.zookeeper.KeeperException.Code; @Override public void sync(final String path) throws KeeperException, InterruptedException { final int[] rc = { 0 }; final AtomicBoolean waiter = new AtomicBoolean(false); getZooKeeper().sync(path, new VoidCallback() { @Override public void processResult(int code, String arg1, Object arg2) { rc[0] = code; synchronized (waiter) { waiter.set(true); waiter.notifyAll(); } }}, null); synchronized (waiter) { while (!waiter.get()) waiter.wait(); } Code code = Code.get(rc[0]); if (code != KeeperException.Code.OK) { throw KeeperException.create(code); } }
Reorder the modifiers to comply with the Java Language Specification.
import org.apache.accumulo.proxy.thrift.KeyValueAndPeek; @Override public void cancelCompaction(UserPass userpass, String tableName) throws org.apache.accumulo.proxy.thrift.AccumuloSecurityException, org.apache.accumulo.proxy.thrift.TableNotFoundException, org.apache.accumulo.proxy.thrift.AccumuloException, TException { try { getConnector(userpass).tableOperations().cancelCompaction(tableName); } catch (Exception e) { throw translateException(e); } }
Rename this package name to match the regular expression '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
import org.apache.accumulo.core.tabletserver.thrift.LogCopyInfo; public LogCopyInfo startCopy(TInfo info, AuthInfo credentials, final String localLog, final String fullyQualifiedFileName, final boolean sort) { return new LogCopyInfo(result, null);
Remove this unused method parameter "acuConf".
* Initializes a new user * * @param user * @throws AccumuloSecurityException */ public void initTable(String table) throws AccumuloSecurityException; /**
Reduce this switch case number of lines from 44 to at most 5, for example by extracting code into methods.
client.loadTablet(Tracer.traceInfo(), SecurityConstants.getSystemCredentials(), lockString(lock), extent.toThrift()); client.unloadTablet(Tracer.traceInfo(), SecurityConstants.getSystemCredentials(), lockString(lock), extent.toThrift(), save); return client.getTabletServerStatus(Tracer.traceInfo(), SecurityConstants.getSystemCredentials()); client.halt(Tracer.traceInfo(), SecurityConstants.getSystemCredentials(), lockString(lock)); client.fastHalt(Tracer.traceInfo(), SecurityConstants.getSystemCredentials(), lockString(lock)); client.flush(Tracer.traceInfo(), SecurityConstants.getSystemCredentials(), lockString(lock), tableId, startRow == null ? null : ByteBuffer.wrap(startRow), client.chop(Tracer.traceInfo(), SecurityConstants.getSystemCredentials(), lockString(lock), extent.toThrift()); .splitTablet(Tracer.traceInfo(), SecurityConstants.getSystemCredentials(), extent.toThrift(), ByteBuffer.wrap(splitPoint.getBytes(), 0, splitPoint.getLength())); client.flushTablet(Tracer.traceInfo(), SecurityConstants.getSystemCredentials(), lockString(lock), extent.toThrift()); client.compact(Tracer.traceInfo(), SecurityConstants.getSystemCredentials(), lockString(lock), tableId, startRow == null ? null : ByteBuffer.wrap(startRow),
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
import org.apache.accumulo.core.client.admin.TimeType; import org.apache.accumulo.proxy.thrift.PTimeType; public void tableOperations_compact(UserPass userpass, String tableName, ByteBuffer start, ByteBuffer end, List<PIteratorSetting> iterators, boolean flush, boolean wait) getConnector(userpass).tableOperations().compact(tableName, ByteBufferUtil.toText(start), ByteBufferUtil.toText(end), getPIteratorSettings(iterators), flush, wait); private List<IteratorSetting> getPIteratorSettings(List<PIteratorSetting> iterators) { List<IteratorSetting> result = new ArrayList<IteratorSetting>(); for (PIteratorSetting is : iterators) { result.add(getIteratorSetting(is)); } return result; } public void tableOperations_create(UserPass userpass, String tableName, boolean versioningIter, PTimeType timeType) throws AccumuloException, AccumuloSecurityException, TableExistsException, TException { getConnector(userpass).tableOperations().create(tableName, versioningIter, TimeType.valueOf(timeType.toString())); public void securityOperations_createUser(UserPass userpass, String user, ByteBuffer password) throws AccumuloException, @Override public void instanceOperations_pingTabletServer(UserPass userpass, String tserver) throws AccumuloException, AccumuloSecurityException, TException { try { getConnector(userpass).instanceOperations().ping(tserver); } catch (Exception e) { throw new TException(e); } }
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
import org.apache.accumulo.fate.zookeeper.IZooReaderWriter; import org.apache.accumulo.fate.zookeeper.ZooUtil.NodeExistsPolicy; import org.apache.accumulo.fate.zookeeper.ZooUtil.NodeMissingPolicy;
Remove this call to "exit" or ensure it is really required.
package cloudtrace.instrument; import java.util.concurrent.Callable; /** * Wrap a Callable with a Span that survives a change in threads. * */ public class TraceCallable<V> implements Callable<V> { private final Callable<V> impl; private final Span parent; TraceCallable(Callable<V> impl) { this(Trace.currentTrace(), impl); } TraceCallable(Span parent, Callable<V> impl) { this.impl = impl; this.parent = parent; } @Override public V call() throws Exception { if (parent != null) { Span chunk = Trace.startThread(parent, Thread.currentThread().getName()); try { return impl.call(); } finally { Trace.endThread(chunk); } } else { return impl.call(); } } }
Return empty string instead.
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */
Remove this unused private "appendProp" method.
import org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException;
Move this constructor to comply with Java Code Conventions.
/** * Utility program that will change the goal state for the master from the command line. */ public static void main(String[] args) throws Exception { if (args.length != 1 || MasterGoalState.valueOf(args[0]) == null) { System.err.println("Usage: accumulo " + SetGoalState.class.getName() + " [NORMAL|SAFE_MODE|CLEAN_STOP]"); System.exit(-1); Accumulo.waitForZookeeperAndHdfs(); ZooReaderWriter.getInstance().putPersistentData(ZooUtil.getRoot(HdfsZooInstance.getInstance()) + Constants.ZMASTER_GOAL_STATE, args[0].getBytes(), NodeExistsPolicy.OVERWRITE); }
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
/** import org.apache.accumulo.core.iterators.user.IndexedDocIterator; * This class remains here for backwards compatibility. * @deprecated since 1.4 * @see org.apache.accumulo.core.iterators.user.IndexedDocIterator public class FamilyIntersectingIterator extends IndexedDocIterator {
Either log or rethrow this exception.
@Test(timeout=60*1000)
Either log or rethrow this exception.
import org.apache.accumulo.core.client.security.tokens.AuthenticationToken; import org.mortbay.log.Log; TCredentials user = CredentialHelper.fromByteArray(ByteBufferUtil.toBytes(login)); logger.debug(e,e); logger.debug(e,e); logger.debug(e,e); logger.debug(e,e); auth = connector.securityOperations().getUserAuthorizations(connector.whoami()); public boolean authenticateUser(ByteBuffer login, String user, Map<String, String> properties) throws TException { return getConnector(login).securityOperations().authenticateUser(user, getToken(properties)); public void changeLocalUserPassword(ByteBuffer login, String user, ByteBuffer password) throws TException { public void createLocalUser(ByteBuffer login, String user, ByteBuffer password) throws TException { getConnector(login).securityOperations().createLocalUser(user, new PasswordToken(password)); public void dropLocalUser(ByteBuffer login, String user) throws TException { public Set<String> listLocalUsers(ByteBuffer login) throws TException { auth = connector.securityOperations().getUserAuthorizations(connector.whoami()); auth = connector.securityOperations().getUserAuthorizations(connector.whoami()); public ByteBuffer login(String principal, Map<String,String> loginProperties) throws TException { try { AuthenticationToken token = getToken(loginProperties); TCredentials credential = CredentialHelper.create(principal, token, instance.getInstanceID()); return ByteBuffer.wrap(CredentialHelper.asByteArray(credential)); } catch (Exception e) { throw translateException(e); } } private AuthenticationToken getToken(Map<String, String> properties) throws AccumuloSecurityException, AccumuloException { Properties props = new Properties(); props.putAll(properties); return instance.getAuthenticator().login(props);
Remove this hard-coded password.
import static org.junit.Assert.assertNotEquals; import java.util.concurrent.TimeUnit; import org.apache.hadoop.mapreduce.JobContext; public void testBWSettings() throws IOException { Job job = new Job(); // make sure we aren't testing defaults final BatchWriterConfig bwDefaults = new BatchWriterConfig(); assertNotEquals(7654321l, bwDefaults.getMaxLatency(TimeUnit.MILLISECONDS)); assertNotEquals(9898989l, bwDefaults.getTimeout(TimeUnit.MILLISECONDS)); assertNotEquals(42, bwDefaults.getMaxWriteThreads()); assertNotEquals(1123581321l, bwDefaults.getMaxMemory()); final BatchWriterConfig bwConfig = new BatchWriterConfig(); bwConfig.setMaxLatency(7654321l, TimeUnit.MILLISECONDS); bwConfig.setTimeout(9898989l, TimeUnit.MILLISECONDS); bwConfig.setMaxWriteThreads(42); bwConfig.setMaxMemory(1123581321l); AccumuloOutputFormat.setBatchWriterOptions(job, bwConfig); AccumuloOutputFormat myAOF = new AccumuloOutputFormat() { @Override public void checkOutputSpecs(JobContext job) throws IOException { BatchWriterConfig bwOpts = getBatchWriterOptions(job); // passive check assertEquals(bwConfig.getMaxLatency(TimeUnit.MILLISECONDS), bwOpts.getMaxLatency(TimeUnit.MILLISECONDS)); assertEquals(bwConfig.getTimeout(TimeUnit.MILLISECONDS), bwOpts.getTimeout(TimeUnit.MILLISECONDS)); assertEquals(bwConfig.getMaxWriteThreads(), bwOpts.getMaxWriteThreads()); assertEquals(bwConfig.getMaxMemory(), bwOpts.getMaxMemory()); // explicit check assertEquals(7654321l, bwOpts.getMaxLatency(TimeUnit.MILLISECONDS)); assertEquals(9898989l, bwOpts.getTimeout(TimeUnit.MILLISECONDS)); assertEquals(42, bwOpts.getMaxWriteThreads()); assertEquals(1123581321l, bwOpts.getMaxMemory()); } }; myAOF.checkOutputSpecs(job); } @Test
Either log or rethrow this exception.
import org.apache.accumulo.server.mini.MiniAccumuloCluster;
Either log or rethrow this exception.
public class BulkSplitOptimizationIT extends ConfigurableMacIT { opts.password = new Password(ROOT_PASSWORD);
Use "Integer.toString" instead.
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */
Replace all tab characters in this file by sequences of white-spaces.
// TODO get the table configuration for the given table? // TODO account for object overhead // TODO use a MutableLong instead
Complete the task associated to this TODO comment.
try { Boolean.parseBoolean(options.get(NEGATE)); } catch (Exception e) { throw new IllegalArgumentException("bad boolean " + NEGATE + ":" + options.get(NEGATE)); }
Remove the literal "false" boolean value.
import java.util.Scanner; public int execute(final String fullCommand, final CommandLine cl, final Shell shellState) throws Exception { Scanner scanner = new Scanner(new File(cl.getArgs()[0])); while (scanner.hasNextLine()) { } final Options opts = new Options();
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */
Replace all tab characters in this file by sequences of white-spaces.
public static String putEphemeralData(ZooKeeper zk, String zPath, byte[] data) throws KeeperException, InterruptedException { return zk.create(zPath, data, ZooUtil.PUBLIC, CreateMode.EPHEMERAL); }
Reduce this switch case number of lines from 11 to at most 5, for example by extracting code into methods.
try { shellState.getConnector().tableOperations().addConstraint(tableName, VisibilityConstraint.class.getName()); } catch (AccumuloException e) { Shell.log.warn(e.getMessage() + " while setting visibility constraint, but table was created");
Either log or rethrow this exception.
if (startOS.size() < endOS.size()) appendZeros(startOS, endOS.size() - startOS.size()); else if (endOS.size() < startOS.size()) appendZeros(endOS, startOS.size() - endOS.size()); if (ba[0] != 0) throw new RuntimeException(); if (iter.hasNext()) return iter.next().getKey().getRow(); if (!iter.hasNext()) return next.getRow(); if (ret == null) return next.getRow(); else return ret; if (end == null) end = findInitialEnd(scanner);
Remove this call to "exit" or ensure it is really required.
private static final String TTL = "ttl"; private long threshold; private long currentTime; public AgeOffFilter() {} public AgeOffFilter(SortedKeyValueIterator<Key,Value> iterator, long threshold, long currentTime) { super(iterator); this.threshold = threshold; this.currentTime = currentTime; } @Override public boolean accept(Key k, Value v) { if (currentTime - k.getTimestamp() > threshold) return false; return true; } @Override public void init(SortedKeyValueIterator<Key,Value> source, Map<String,String> options, IteratorEnvironment env) throws IOException { super.init(source, options, env); threshold = -1; if (options == null) throw new IllegalArgumentException(TTL + " must be set for AgeOffFilter"); String ttl = options.get(TTL); if (ttl == null) throw new IllegalArgumentException(TTL + " must be set for AgeOffFilter"); threshold = Long.parseLong(ttl); String time = options.get("currentTime"); if (time != null) currentTime = Long.parseLong(time); else currentTime = System.currentTimeMillis(); // add sanity checks for threshold and currentTime? } @Override public SortedKeyValueIterator<Key,Value> deepCopy(IteratorEnvironment env) { return new AgeOffFilter(getSource(), threshold, currentTime); } @Override public IteratorOptions describeOptions() { IteratorOptions io = super.describeOptions(); io.addNamedOption(TTL, "time to live (milliseconds)"); io.addNamedOption("currentTime", "if set, use the given value as the absolute time in milliseconds as the current time of day"); io.setName("ageoff"); io.setDescription("AgeOffFilter removes entries with timestamps more than <ttl> milliseconds old"); return io; } @Override public boolean validateOptions(Map<String,String> options) { try { Long.parseLong(options.get(TTL)); } catch (NumberFormatException e) { return false; return true; }
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
import java.util.HashSet; @Override public Set<Class<? extends AuthenticationToken>> getSupportedTokenTypes() { Set<Class<? extends AuthenticationToken>> cs = new HashSet<Class<? extends AuthenticationToken>>(); cs.add(PasswordToken.class); return cs; }
Remove the redundant '!unknownSymbol!' thrown exception declaration(s).
String path = ZooUtil.getRoot(instance) + "/" + type + "/" + Long.toString(tid); rdr.sync(path); return rdr.exists(path);
Reorder the modifiers to comply with the Java Language Specification.
* Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
* Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ private static final Logger log = Logger.getLogger(DumpMapFile.class); public static void main(String[] args) { try { Configuration conf = CachedConfiguration.getInstance(); FileSystem fs = FileSystem.get(conf); MyMapFile.Reader mr = new MyMapFile.Reader(fs, args[0], conf); Key key = new Key(); Value value = new Value(); long start = System.currentTimeMillis(); while (mr.next(key, value)) { log.info(key + " -> " + value); } long stop = System.currentTimeMillis(); log.info(stop - start); } catch (IOException e) { throw new RuntimeException(e); } }
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
* @see org.apache.accumulo.core.iterators.user.SummingCombiner with SummingCombiner.Type.FIXEDLEN
1 duplicated blocks of code must be removed.
state.set("numWrites", new Long(0));
Return an empty array instead of null.
* Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ public static final String minc = "minc"; public static final String queue = "queue"; public long getMinorCompactionCount(); public long getMinorCompactionAvgTime(); public long getMinorCompactionMinTime(); public long getMinorCompactionMaxTime(); public long getMinorCompactionQueueCount(); public long getMinorCompactionQueueAvgTime(); public long getMinorCompactionQueueMinTime(); public long getMinorCompactionQueueMaxTime(); public void reset();
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
if (super.validateOptions(options) == false) return false; try { setEncoder(options); } catch (Exception e) { throw new IllegalArgumentException("bad encoder option", e); }
Return empty string instead.
import org.apache.accumulo.core.security.thrift.TCredentials; private TCredentials credentials; public InstanceOperationsImpl(Instance instance, TCredentials credentials) {
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */
Replace all tab characters in this file by sequences of white-spaces.
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum {
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
public synchronized void replaceLockData(byte[] b) throws KeeperException, InterruptedException { if (getLockPath()!=null) zooKeeper.getZooKeeper().setData(getLockPath(), b, -1); }
Either log or rethrow this exception.
* Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ } catch (IllegalArgumentException t) {} }
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
* @deprecated since 1.4, replaced by {@link org.apache.accumulo.core.iterators.user.LargeRowFilter}
Do not forget to remove this deprecated code someday.
public Collection<Text> listSplits(String tableName) throws TableNotFoundException { return null; } @Override public Collection<Text> listSplits(String tableName, int maxSplits) throws TableNotFoundException { return null; } @Override
Either log or rethrow this exception.
public NoVisFilter() {} public NoVisFilter(SortedKeyValueIterator<Key,Value> iterator) { super(iterator); } @Override public boolean accept(Key k, Value v) { ColumnVisibility vis = new ColumnVisibility(k.getColumnVisibility()); return vis.getExpression().length > 0; } @Override public IteratorOptions describeOptions() { IteratorOptions io = super.describeOptions(); io.setName("novis"); io.setDescription("NoLabelFilter hides entries without a visibility label"); return io; }
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
import org.apache.accumulo.core.util.BadArgumentException; } catch (BadArgumentException e) { log.error("Parse Error", e); return false;
Return empty string instead.
import static org.apache.accumulo.core.util.ByteBufferUtil.toBytes; import java.io.ByteArrayOutputStream; * * @deprecated since 1.4.1. There is no replacement. * * @deprecated since 1.4.1. There is no replacement. * * @deprecated since 1.4.1. There is no replacement. * * @deprecated since 1.4.1. There is no replacement. * * @deprecated since 1.4.1. There is no replacement. * * @deprecated since 1.4.1. There is no replacement.
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* Autogenerated by Thrift Compiler (0.9.0)
Rename this class name to match the regular expression '^[A-Z][a-zA-Z0-9]*$'.
if (options.containsKey(indexFamilyOptionName)) indexColf = new Text(options.get(indexFamilyOptionName)); if (options.containsKey(docFamilyOptionName)) docColf = new Text(options.get(docFamilyOptionName)); if (topKey == null) return; if (log.isTraceEnabled()) log.trace("using top key to seek for doc: " + topKey.toString()); if (log.isTraceEnabled()) log.trace("building doc key for " + currentPartition + " " + currentDocID); if (zeroIndex < 0) throw new IllegalArgumentException("bad current docID"); if (log.isTraceEnabled()) log.trace(zeroIndex + " " + currentDocID.getLength()); if (log.isTraceEnabled()) log.trace("built doc key for seek: " + k.toString());
Remove this call to "exit" or ensure it is really required.
Collection<Text> actualSplits = getConnector().tableOperations().listSplits("foo"); actualSplits = getConnector().tableOperations().listSplits("foo");
Either log or rethrow this exception.
if (count == 0 || ranges.size() == 0) return;
Remove this call to "exit" or ensure it is really required.
import java.nio.charset.Charset; private static final Charset utf8 = Charset.forName("UTF8"); return builder.toString().getBytes(utf8); this(expression.getBytes(utf8));
Move this variable to comply with Java Code Conventions.
package org.apache.accumulo.core.util;
Cast one of the operands of this multiplication operation to a "long".
// Initiate tracing if it isn't already started public static Span on(String description) { return Tracer.getInstance().on(description); } // Turn tracing off: public static void off() { Tracer.getInstance().stopTracing(); Tracer.getInstance().flush(); } public static void offNoFlush() { Tracer.getInstance().stopTracing(); } // Are we presently tracing? public static boolean isTracing() { return Tracer.getInstance().isTracing(); } // If we are tracing, return the current span, else null public static Span currentTrace() { return Tracer.getInstance().currentTrace(); } // Create a new time span, if tracing is on public static Span start(String description) { return Tracer.getInstance().start(description); } // Start a trace in the current thread from information passed via RPC public static Span trace(TInfo info, String description) { if (info.traceId == 0) { return Tracer.NULL_SPAN; return Tracer.getInstance().continueTrace(description, info.traceId, info.parentId); } // Initiate a trace in this thread, starting now public static Span startThread(Span parent, String description) { return Tracer.getInstance().startThread(parent, description); } // Stop a trace in this thread, starting now public static void endThread(Span span) { Tracer.getInstance().endThread(span); } // Wrap the runnable in a new span, if tracing public static Runnable wrap(Runnable runnable) { if (isTracing()) return new TraceRunnable(Trace.currentTrace(), runnable); return runnable; } // Wrap all calls to the given object with spans public static <T> T wrapAll(T instance) { return TraceProxy.trace(instance); } // Sample trace all calls to the given object public static <T> T wrapAll(T instance, Sampler dist) { return TraceProxy.trace(instance, dist); }
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
boolean hasTokenOptions = !loginOptions.isEmpty(); Runtime.getRuntime().addShutdownHook(new Thread() { @Override public void run() { reader.getTerminal().setEchoEnabled(true); } }); // Need either both a token and options, or neither, but not just one. if (hasToken != hasTokenOptions) { throw new ParameterException("Must supply either both or neither of '--tokenClass' and '--tokenProperty'"); } else if (hasToken) { // implied hasTokenOptions } else { if (!options.isFake()) { ZooReader zr = new ZooReader(instance.getZooKeepers(), instance.getZooKeepersSessionTimeOut()); DistributedTrace.enable(instance, zr, "shell", InetAddress.getLocalHost().getHostName()); }
Remove this hard-coded password.
package org.apache.accumulo.test.randomwalk.security; import org.apache.accumulo.test.randomwalk.State; import org.apache.accumulo.test.randomwalk.Test;
Move the "org.apache.accumulo.test.randomwalk.unit.CreateTable" string literal on the left side of this string comparison.
@Override public void visit(State state, Properties props) throws Exception { state.getMultiTableBatchWriter().flush(); log.debug("Committed inserts "); }
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
sb.append("<option selected='true'></option>"); addOptions(sb, null);
Replace all tab characters in this file by sequences of white-spaces.
import org.apache.accumulo.core.client.AccumuloSecurityException; import org.apache.accumulo.core.security.thrift.AuthInfo; public static ByteBuffer encodeUserPrincipal(String principal, String token, String instanceId) throws AccumuloSecurityException { return ByteBuffer.wrap(CredentialHelper.asByteArray(new AuthInfo(principal, ByteBuffer.wrap(token.getBytes()), instanceId))); }
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
FileStatus errorStatus = null; try { errorStatus = fs.getFileStatus(errorPath); } catch (FileNotFoundException ex) { // ignored }
Either log or rethrow this exception.
import org.apache.log4j.Level; import org.apache.log4j.Logger; Logger.getLogger("org.apache.zookeeper").setLevel(Level.WARN);
Define and throw a dedicated exception instead of using a generic one.
offline(tableName, false); } @Override public void offline(String tableName, boolean wait) throws AccumuloSecurityException, AccumuloException, TableNotFoundException { online(tableName, false); } @Override public void online(String tableName, boolean wait) throws AccumuloSecurityException, AccumuloException, TableNotFoundException {
Cast one of the operands of this multiplication operation to a "long".
import org.apache.accumulo.core.security.tokens.AuthenticationToken;
1 duplicated blocks of code must be removed.
import org.apache.accumulo.core.client.security.tokens.AuthenticationToken; import org.apache.accumulo.core.security.CredentialHelper; public void visit(State state, Properties props) throws Exception { String authPrincipal; AuthenticationToken authToken; authPrincipal = WalkingSecurity.get(state).getSysUserName(); authToken = WalkingSecurity.get(state).getSysToken(); authPrincipal = state.getUserName(); authToken = state.getToken(); Connector conn = state.getInstance().getConnector(authPrincipal, authToken); boolean hasPermission = WalkingSecurity.get(state).canChangeAuthorizations(CredentialHelper.create(authPrincipal, authToken, state.getInstance().getInstanceID()), target);
Immediately return this expression instead of assigning it to the temporary variable "connector".
MetadataTable.updateTabletPrevEndRow(ke, opts.getCredentials()); Writer t = MetadataTable.getMetadataTable(opts.getCredentials());
Rename this local variable to match the regular expression '^[a-z][a-zA-Z0-9]*$'.
switch (ae.getSecurityErrorCode()) { switch (ae.getSecurityErrorCode()) {
Do not forget to remove this deprecated code someday.