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q164100
MongoDBClient.saveGridFSFile
train
private void saveGridFSFile(GridFSInputFile gfsInputFile, EntityMetadata m) { try { DBCollection coll = mongoDb.getCollection(m.getTableName() + MongoDBUtils.FILES); createUniqueIndexGFS(coll, ((AbstractAttribute) m.getIdAttribute()).getJPAColumnName()); gfsInputFile.save(); log.info("Input GridFS file: " + gfsInputFile.getFilename() + " is saved successfully in " + m.getTableName() + MongoDBUtils.CHUNKS + " and metadata in " + m.getTableName() + MongoDBUtils.FILES); } catch (MongoException e) { log.error("Error in saving GridFS file in " + m.getTableName() + MongoDBUtils.FILES + " or " + m.getTableName() + MongoDBUtils.CHUNKS + " collections."); throw new KunderaException("Error in saving GridFS file in " + m.getTableName() + MongoDBUtils.FILES + " or " + m.getTableName() + MongoDBUtils.CHUNKS + " collections. Caused By: ", e); } try { gfsInputFile.validate(); log.info("Input GridFS file: " + gfsInputFile.getFilename() + " is validated."); } catch (MongoException e) { log.error("Error in validating GridFS file in " + m.getTableName() + MongoDBUtils.FILES + " collection."); throw new KunderaException("Error in validating GridFS file in " + m.getTableName() + MongoDBUtils.FILES + " collection. Caused By: ", e); } }
java
{ "resource": "" }
q164101
MongoDBClient.onPersistGFS
train
private void onPersistGFS(Object entity, Object entityId, EntityMetadata entityMetadata, boolean isUpdate) { KunderaGridFS gfs = new KunderaGridFS(mongoDb, entityMetadata.getTableName()); if (!isUpdate) { GridFSInputFile gfsInputFile = handler.getGFSInputFileFromEntity(gfs, entityMetadata, entity, kunderaMetadata, isUpdate); saveGridFSFile(gfsInputFile, entityMetadata); } else { Object val = handler.getLobFromGFSEntity(gfs, entityMetadata, entity, kunderaMetadata); String md5 = MongoDBUtils.calculateMD5(val); GridFSDBFile outputFile = findGridFSDBFile(entityMetadata, entityId); // checking MD5 of the file to be updated with the file saved in DB if (md5.equals(outputFile.getMD5())) { DBObject metadata = handler.getMetadataFromGFSEntity(gfs, entityMetadata, entity, kunderaMetadata); outputFile.setMetaData(metadata); outputFile.save(); } else { // GFSInput file is created corresponding to the entity to be // merged with a new ObjectID() GridFSInputFile gfsInputFile = handler.getGFSInputFileFromEntity(gfs, entityMetadata, entity, kunderaMetadata, isUpdate); ObjectId updatedId = (ObjectId) gfsInputFile.getId(); DBObject metadata = gfsInputFile.getMetaData(); // updated file is saved in DB saveGridFSFile(gfsInputFile, entityMetadata); // last version of file is deleted DBObject query = new BasicDBObject("_id", outputFile.getId()); gfs.remove(query); // newly added file is found using its _id outputFile = gfs.findOne(updatedId); // Id of entity (which is saved in metadata) is updated to its // actual Id metadata.put(((AbstractAttribute) entityMetadata.getIdAttribute()).getJPAColumnName(), entityId); outputFile.setMetaData(metadata); // output file is updated outputFile.save(); } } }
java
{ "resource": "" }
q164102
MongoDBClient.onFlushBatch
train
private void onFlushBatch(Map<String, BulkWriteOperation> bulkWriteOperationMap) { if (!bulkWriteOperationMap.isEmpty()) { for (BulkWriteOperation builder : bulkWriteOperationMap.values()) { try { builder.execute(getWriteConcern()); } catch (BulkWriteException bwex) { log.error("Batch insertion is not performed due to error in write command. Caused By: ", bwex); throw new KunderaException( "Batch insertion is not performed due to error in write command. Caused By: ", bwex); } catch (MongoException mex) { log.error("Batch insertion is not performed. Caused By: ", mex); throw new KunderaException("Batch insertion is not performed. Caused By: ", mex); } } } }
java
{ "resource": "" }
q164103
MongoDBClient.onFlushCollection
train
private void onFlushCollection(Map<String, List<DBObject>> collections) { for (String tableName : collections.keySet()) { DBCollection dbCollection = mongoDb.getCollection(tableName); KunderaCoreUtils.printQuery("Persist collection:" + tableName, showQuery); try { dbCollection.insert(collections.get(tableName).toArray(new DBObject[0]), getWriteConcern(), encoder); } catch (MongoException ex) { throw new KunderaException("document is not inserted in " + dbCollection.getFullName() + " collection. Caused By:", ex); } } }
java
{ "resource": "" }
q164104
MongoDBClient.onPersist
train
private Map<String, List<DBObject>> onPersist(Map<String, List<DBObject>> collections, Object entity, Object id, EntityMetadata metadata, List<RelationHolder> relationHolders, boolean isUpdate) { persistenceUnit = metadata.getPersistenceUnit(); Map<String, DBObject> documents = handler.getDocumentFromEntity(metadata, entity, relationHolders, kunderaMetadata); if (isUpdate) { for (String documentName : documents.keySet()) { BasicDBObject query = new BasicDBObject(); MetamodelImpl metaModel = (MetamodelImpl) kunderaMetadata.getApplicationMetadata().getMetamodel( metadata.getPersistenceUnit()); if (metaModel.isEmbeddable(metadata.getIdAttribute().getBindableJavaType())) { MongoDBUtils.populateCompoundKey(query, metadata, metaModel, id); } else { query.put("_id", MongoDBUtils.populateValue(id, id.getClass())); } DBCollection dbCollection = mongoDb.getCollection(documentName); KunderaCoreUtils.printQuery("Persist collection:" + documentName, showQuery); dbCollection.save(documents.get(documentName), getWriteConcern()); } } else { for (String documentName : documents.keySet()) { // a db collection can have multiple records.. // and we can have a collection of records as well. List<DBObject> dbStatements = null; if (collections.containsKey(documentName)) { dbStatements = collections.get(documentName); dbStatements.add(documents.get(documentName)); } else { dbStatements = new ArrayList<DBObject>(); dbStatements.add(documents.get(documentName)); collections.put(documentName, dbStatements); } } } return collections; }
java
{ "resource": "" }
q164105
MongoDBClient.executeScript
train
@Override public Object executeScript(String script) { Object result = mongoDb.eval(script); KunderaCoreUtils.printQuery("Execute mongo jscripts:" + script, showQuery); return result; }
java
{ "resource": "" }
q164106
MongoDBClient.parseMapReduceCommand
train
private MapReduceCommand parseMapReduceCommand(String jsonClause) { String collectionName = jsonClause.replaceFirst("(?ms).*?\\.\\s*(.+?)\\s*\\.\\s*mapReduce\\s*\\(.*", "$1"); if (collectionName.contains("getCollection")) { collectionName = collectionName .replaceFirst(".*getCollection\\s*\\(\\s*(['\"])([^'\"]+)\\1\\s*\\).*", "$2"); } DBCollection collection = mongoDb.getCollection(collectionName); String body = jsonClause.replaceFirst("^(?ms).*?mapReduce\\s*\\(\\s*(.*)\\s*\\)\\s*;?\\s*$", "$1"); String mapFunction = findCommaSeparatedArgument(body, 0).trim(); String reduceFunction = findCommaSeparatedArgument(body, 1).trim(); String query = findCommaSeparatedArgument(body, 2).trim(); DBObject parameters = (DBObject) JSON.parse(query); DBObject mongoQuery; if (parameters.containsField("query")) { mongoQuery = (DBObject) parameters.get("query"); } else { mongoQuery = new BasicDBObject(); } return new MapReduceCommand(collection, mapFunction, reduceFunction, null, MapReduceCommand.OutputType.INLINE, mongoQuery); }
java
{ "resource": "" }
q164107
MongoDBClient.findCommaSeparatedArgument
train
private String findCommaSeparatedArgument(String functionBody, int index) { int start = 0; int found = -1; int brackets = 0; int pos = 0; int length = functionBody.length(); while (found < index && pos < length) { char ch = functionBody.charAt(pos); switch (ch) { case ',': if (brackets == 0) { found++; if (found < index) { start = pos + 1; } } break; case '(': case '[': case '{': brackets++; break; case ')': case ']': case '}': brackets--; break; } pos++; } if (found == index) { return functionBody.substring(start, pos - 1); } else if (pos == length) { return functionBody.substring(start); } else { return ""; } }
java
{ "resource": "" }
q164108
MongoDBClient.parseAndScroll
train
private DBCursor parseAndScroll(String jsonClause, String collectionName) throws JSONParseException { BasicDBObject clause = (BasicDBObject) JSON.parse(jsonClause); DBCursor cursor = mongoDb.getCollection(collectionName).find(clause); return cursor; }
java
{ "resource": "" }
q164109
MongoDBClient.handleUpdateFunctions
train
public int handleUpdateFunctions(BasicDBObject query, BasicDBObject update, String collName) { DBCollection collection = mongoDb.getCollection(collName); KunderaCoreUtils.printQuery("Update collection:" + query, showQuery); WriteResult result = null; try { result = collection.update(query, update); } catch (MongoException ex) { return -1; } if (result.getN() <= 0) return -1; return result.getN(); }
java
{ "resource": "" }
q164110
MongoDBClient.createUniqueIndexGFS
train
private void createUniqueIndexGFS(DBCollection coll, String id) { try { coll.createIndex(new BasicDBObject("metadata." + id, 1), new BasicDBObject("unique", true)); } catch (MongoException ex) { throw new KunderaException("Error in creating unique indexes in " + coll.getFullName() + " collection on " + id + " field"); } }
java
{ "resource": "" }
q164111
CouchbaseBucketUtils.openBucket
train
public static Bucket openBucket(CouchbaseCluster cluster, String name, String password) { if (cluster == null) { throw new KunderaException("CouchbaseCluster object can't be null"); } try { Bucket bucket; if (password != null && !password.trim().isEmpty()) { bucket = cluster.openBucket(name, password); } else { bucket = cluster.openBucket(name); } LOGGER.debug("Bucket [" + name + "] is opened!"); return bucket; } catch (CouchbaseException ex) { LOGGER.error("Not able to open bucket [" + name + "].", ex); throw new KunderaException("Not able to open bucket [" + name + "].", ex); } }
java
{ "resource": "" }
q164112
CouchbaseBucketUtils.closeBucket
train
public static void closeBucket(Bucket bucket) { if (bucket != null) { if (!bucket.close()) { LOGGER.error("Not able to close bucket [" + bucket.name() + "]."); throw new KunderaException("Not able to close bucket [" + bucket.name() + "]."); } else { LOGGER.debug("Bucket [" + bucket.name() + "] is closed!"); } } }
java
{ "resource": "" }
q164113
DSClient.find
train
@Override public Object find(Class entityClass, Object rowId) { EntityMetadata metadata = KunderaMetadataManager.getEntityMetadata(kunderaMetadata, entityClass); StringBuilder builder = createSelectQuery(rowId, metadata, metadata.getTableName()); ResultSet rSet = this.execute(builder.toString(), null); List results = iterateAndReturn(rSet, metadata); return results.isEmpty() ? null : results.get(0); }
java
{ "resource": "" }
q164114
DSClient.createSelectQuery
train
private StringBuilder createSelectQuery(Object rowId, EntityMetadata metadata, String tableName) { MetamodelImpl metaModel = (MetamodelImpl) kunderaMetadata.getApplicationMetadata().getMetamodel(metadata.getPersistenceUnit()); CQLTranslator translator = new CQLTranslator(); String select_Query = translator.SELECTALL_QUERY; select_Query = StringUtils.replace(select_Query, CQLTranslator.COLUMN_FAMILY, translator.ensureCase(new StringBuilder(), tableName, false).toString()); StringBuilder builder = new StringBuilder(select_Query); builder.append(CQLTranslator.ADD_WHERE_CLAUSE); onWhereClause(metadata, rowId, translator, builder, metaModel, metadata.getIdAttribute()); builder.delete(builder.lastIndexOf(CQLTranslator.AND_CLAUSE), builder.length()); return builder; }
java
{ "resource": "" }
q164115
DSClient.populateSecondaryTableData
train
private void populateSecondaryTableData(Object rowId, Object entity, MetamodelImpl metaModel, EntityMetadata metadata) { AbstractManagedType managedType = (AbstractManagedType) metaModel.entity(metadata.getEntityClazz()); List<String> secondaryTables = ((DefaultEntityAnnotationProcessor) managedType.getEntityAnnotation()).getSecondaryTablesName(); for (String tableName : secondaryTables) { StringBuilder builder = createSelectQuery(rowId, metadata, tableName); ResultSet rSet = this.execute(builder.toString(), null); Iterator<Row> rowIter = rSet.iterator(); Row row = rowIter.next(); ColumnDefinitions columnDefs = row.getColumnDefinitions(); Iterator<Definition> columnDefIter = columnDefs.iterator(); entity = iteratorColumns(metadata, metaModel, metaModel.entity(metadata.getEntityClazz()), new HashMap<String, Object>(), entity, row, columnDefIter); } }
java
{ "resource": "" }
q164116
DSClient.iteratorColumns
train
private Object iteratorColumns(EntityMetadata metadata, MetamodelImpl metamodel, EntityType entityType, Map<String, Object> relationalValues, Object entity, Row row, Iterator<Definition> columnDefIter) { while (columnDefIter.hasNext()) { Definition columnDef = columnDefIter.next(); final String columnName = columnDef.getName(); // column name DataType dataType = columnDef.getType(); // data type if (metadata.getRelationNames() != null && metadata.getRelationNames().contains(columnName) && !columnName.equals(((AbstractAttribute) metadata.getIdAttribute()).getJPAColumnName())) { Object relationalValue = DSClientUtilities.assign(row, null, metadata, dataType.getName(), entityType, columnName, null, metamodel); relationalValues.put(columnName, relationalValue); } else { String fieldName = columnName.equals(((AbstractAttribute) metadata.getIdAttribute()).getJPAColumnName()) ? metadata.getIdAttribute().getName() : metadata.getFieldName(columnName); Attribute attribute = fieldName != null ? entityType.getAttribute(fieldName) : null; if (attribute != null) { if (!attribute.isAssociation()) { entity = DSClientUtilities.assign(row, entity, metadata, dataType.getName(), entityType, columnName, null, metamodel); } } else if (metamodel.isEmbeddable(metadata.getIdAttribute().getBindableJavaType())) { entity = populateCompositeId(metadata, entity, columnName, row, metamodel, metadata.getIdAttribute(), metadata.getEntityClazz(), dataType); } else { entity = DSClientUtilities.assign(row, entity, metadata, dataType.getName(), entityType, columnName, null, metamodel); } } } return entity; }
java
{ "resource": "" }
q164117
DSClient.getCompoundKey
train
private Object getCompoundKey(Attribute attribute, Object entity) throws InstantiationException, IllegalAccessException { Object compoundKeyObject = null; if (entity != null) { compoundKeyObject = PropertyAccessorHelper.getObject(entity, (Field) attribute.getJavaMember()); if (compoundKeyObject == null) { compoundKeyObject = ((AbstractAttribute) attribute).getBindableJavaType().newInstance(); } } return compoundKeyObject; }
java
{ "resource": "" }
q164118
CouchDBQueryInterpreter.setKeyValues
train
public void setKeyValues(String keyName, Object obj) { if (this.keyValues == null) { this.keyValues = new HashMap<String, Object>(); } this.keyValues.put(keyName, obj); }
java
{ "resource": "" }
q164119
ESQuery.buildAggregation
train
public AggregationBuilder buildAggregation(KunderaQuery query, EntityMetadata entityMetadata, QueryBuilder filter) { SelectStatement selectStatement = query.getSelectStatement(); // To apply filter for where clause AggregationBuilder aggregationBuilder = buildWhereAggregations(entityMetadata, filter); if (KunderaQueryUtils.hasGroupBy(query.getJpqlExpression())) { TermsBuilder termsBuilder = processGroupByClause(selectStatement.getGroupByClause(), entityMetadata, query); aggregationBuilder.subAggregation(termsBuilder); } else { if (KunderaQueryUtils.hasHaving(query.getJpqlExpression())) { logger.error("Identified having clause without group by, Throwing not supported operation Exception"); throw new UnsupportedOperationException( "Currently, Having clause without group by caluse is not supported."); } else { aggregationBuilder = (selectStatement != null) ? query.isAggregated() ? buildSelectAggregations( aggregationBuilder, selectStatement, entityMetadata) : null : null; } } return aggregationBuilder; }
java
{ "resource": "" }
q164120
ESQuery.addHavingClause
train
private AggregationBuilder addHavingClause(Expression havingExpression, AggregationBuilder aggregationBuilder, EntityMetadata entityMetadata) { if (havingExpression instanceof ComparisonExpression) { Expression expression = ((ComparisonExpression) havingExpression).getLeftExpression(); if (!isAggregationExpression(expression)) { logger.error("Having clause conditions over non metric aggregated are not supported."); throw new UnsupportedOperationException( "Currently, Having clause without Metric aggregations are not supported."); } return checkIfKeyExists(expression.toParsedText()) ? aggregationBuilder .subAggregation(getMetricsAggregation(expression, entityMetadata)) : aggregationBuilder; } else if (havingExpression instanceof AndExpression) { AndExpression andExpression = (AndExpression) havingExpression; addHavingClause(andExpression.getLeftExpression(), aggregationBuilder, entityMetadata); addHavingClause(andExpression.getRightExpression(), aggregationBuilder, entityMetadata); return aggregationBuilder; } else if (havingExpression instanceof OrExpression) { OrExpression orExpression = (OrExpression) havingExpression; addHavingClause(orExpression.getLeftExpression(), aggregationBuilder, entityMetadata); addHavingClause(orExpression.getRightExpression(), aggregationBuilder, entityMetadata); return aggregationBuilder; } else { logger.error(havingExpression + "not supported in having clause."); throw new UnsupportedOperationException(havingExpression + "not supported in having clause."); } }
java
{ "resource": "" }
q164121
ESQuery.processGroupByClause
train
private TermsBuilder processGroupByClause(Expression expression, EntityMetadata entityMetadata, KunderaQuery query) { MetamodelImpl metaModel = (MetamodelImpl) kunderaMetadata.getApplicationMetadata().getMetamodel( entityMetadata.getPersistenceUnit()); Expression groupByClause = ((GroupByClause) expression).getGroupByItems(); if (groupByClause instanceof CollectionExpression) { logger.error("More than one item found in group by clause."); throw new UnsupportedOperationException("Currently, Group By on more than one field is not supported."); } SelectStatement selectStatement = query.getSelectStatement(); // To apply terms and tophits aggregation to serve group by String jPAField = KunderaCoreUtils.getJPAColumnName(groupByClause.toParsedText(), entityMetadata, metaModel); TermsBuilder termsBuilder = AggregationBuilders.terms(ESConstants.GROUP_BY).field(jPAField).size(0); // Hard coded value for a max number of record that a group can contain. TopHitsBuilder topHitsBuilder = getTopHitsAggregation(selectStatement, null, entityMetadata); termsBuilder.subAggregation(topHitsBuilder); // To apply the metric aggregations (Min, max... etc) in select clause buildSelectAggregations(termsBuilder, query.getSelectStatement(), entityMetadata); if (KunderaQueryUtils.hasHaving(query.getJpqlExpression())) { addHavingClause(((HavingClause) selectStatement.getHavingClause()).getConditionalExpression(), termsBuilder, entityMetadata); } if (KunderaQueryUtils.hasOrderBy(query.getJpqlExpression())) { processOrderByClause(termsBuilder, KunderaQueryUtils.getOrderByClause(query.getJpqlExpression()), groupByClause, entityMetadata); } return termsBuilder; }
java
{ "resource": "" }
q164122
ESQuery.processOrderByClause
train
private void processOrderByClause(TermsBuilder termsBuilder, Expression orderByExpression, Expression groupByClause, EntityMetadata entityMetadata) { Expression orderByClause = (OrderByClause) orderByExpression; OrderByItem orderByItems = (OrderByItem) ((OrderByClause) orderByClause).getOrderByItems(); if (orderByClause instanceof CollectionExpression || !(orderByItems.getExpression().toParsedText().equalsIgnoreCase(groupByClause.toParsedText()))) { logger.error("Order by and group by on different field are not supported simultaneously"); throw new UnsupportedOperationException( "Order by and group by on different field are not supported simultaneously"); } String ordering = orderByItems.getOrdering().toString(); termsBuilder.order(Terms.Order.term(!ordering.equalsIgnoreCase(Expression.DESC))); }
java
{ "resource": "" }
q164123
ESQuery.getTopHitsAggregation
train
private TopHitsBuilder getTopHitsAggregation(SelectStatement selectStatement, Integer size, EntityMetadata entityMetadata) { TopHitsBuilder topHitsBuilder = AggregationBuilders.topHits(ESConstants.TOP_HITS); if (size != null) { topHitsBuilder.setSize(size); } return topHitsBuilder; }
java
{ "resource": "" }
q164124
ESQuery.buildWhereAggregations
train
private FilterAggregationBuilder buildWhereAggregations(EntityMetadata entityMetadata, QueryBuilder filter) { filter = filter != null ? filter : QueryBuilders.matchAllQuery(); FilterAggregationBuilder filteragg = AggregationBuilders.filter(ESConstants.AGGREGATION_NAME).filter(filter); return filteragg; }
java
{ "resource": "" }
q164125
ESQuery.buildSelectAggregations
train
private AggregationBuilder buildSelectAggregations(AggregationBuilder aggregationBuilder, SelectStatement selectStatement, EntityMetadata entityMetadata) { Expression expression = ((SelectClause) selectStatement.getSelectClause()).getSelectExpression(); if (expression instanceof CollectionExpression) { aggregationBuilder = appendAggregation((CollectionExpression) expression, entityMetadata, aggregationBuilder); } else { if (isAggregationExpression(expression) && checkIfKeyExists(expression.toParsedText())) aggregationBuilder.subAggregation(getMetricsAggregation(expression, entityMetadata)); } return aggregationBuilder; }
java
{ "resource": "" }
q164126
ESQuery.appendAggregation
train
private AggregationBuilder appendAggregation(CollectionExpression collectionExpression, EntityMetadata entityMetadata, AggregationBuilder aggregationBuilder) { ListIterable<Expression> functionlist = collectionExpression.children(); for (Expression function : functionlist) { if (isAggregationExpression(function) && checkIfKeyExists(function.toParsedText())) { aggregationBuilder.subAggregation(getMetricsAggregation(function, entityMetadata)); } } return aggregationBuilder; }
java
{ "resource": "" }
q164127
ESQuery.getMetricsAggregation
train
private MetricsAggregationBuilder getMetricsAggregation(Expression expression, EntityMetadata entityMetadata) { AggregateFunction function = (AggregateFunction) expression; MetamodelImpl metaModel = (MetamodelImpl) kunderaMetadata.getApplicationMetadata().getMetamodel( entityMetadata.getPersistenceUnit()); String jPAColumnName = KunderaCoreUtils.getJPAColumnName(function.toParsedText(), entityMetadata, metaModel); MetricsAggregationBuilder aggregationBuilder = null; switch (function.getIdentifier()) { case Expression.MIN: aggregationBuilder = AggregationBuilders.min(function.toParsedText()).field(jPAColumnName); break; case Expression.MAX: aggregationBuilder = AggregationBuilders.max(function.toParsedText()).field(jPAColumnName); break; case Expression.SUM: aggregationBuilder = AggregationBuilders.sum(function.toParsedText()).field(jPAColumnName); break; case Expression.AVG: aggregationBuilder = AggregationBuilders.avg(function.toParsedText()).field(jPAColumnName); break; case Expression.COUNT: aggregationBuilder = AggregationBuilders.count(function.toParsedText()).field(jPAColumnName); break; } return aggregationBuilder; }
java
{ "resource": "" }
q164128
ESQuery.checkIfKeyExists
train
private boolean checkIfKeyExists(String key) { if (aggregationsKeySet == null) { aggregationsKeySet = new HashSet<String>(); } return aggregationsKeySet.add(key); }
java
{ "resource": "" }
q164129
PelopsClientFactory.removePool
train
private void removePool(IThriftPool pool) { Pelops.removePool(PelopsUtils.getPoolName(pool)); Node[] nodes = ((CommonsBackedPool) pool).getCluster().getNodes(); logger.warn("{} :{} host appears to be down, trying for next ", nodes, ((CommonsBackedPool) pool).getCluster() .getConnectionConfig().getThriftPort()); CassandraHost cassandraHost = ((CassandraHostConfiguration) configuration).getCassandraHost( nodes[0].getAddress(), ((CommonsBackedPool) pool).getCluster().getConnectionConfig().getThriftPort()); hostPools.remove(cassandraHost); }
java
{ "resource": "" }
q164130
CouchDBSchemaManager.dropSchema
train
@Override public void dropSchema() { try { for (TableInfo tableInfo : tableInfos) { HttpResponse deleteResponse = null; Map<String, MapReduce> views = new HashMap<String, MapReduce>(); String id = CouchDBConstants.DESIGN + tableInfo.getTableName(); CouchDBDesignDocument designDocument = getDesignDocument(id); designDocument.setLanguage(CouchDBConstants.LANGUAGE); views = designDocument.getViews(); if (views != null) { StringBuilder builder = new StringBuilder("rev="); builder.append(designDocument.get_rev()); URI uri = new URI(CouchDBConstants.PROTOCOL, null, httpHost.getHostName(), httpHost.getPort(), CouchDBConstants.URL_SEPARATOR + databaseName.toLowerCase() + CouchDBConstants.URL_SEPARATOR + id, builder.toString(), null); HttpDelete delete = new HttpDelete(uri); try { deleteResponse = httpClient.execute(httpHost, delete, CouchDBUtils.getContext(httpHost)); } finally { CouchDBUtils.closeContent(deleteResponse); } } } } catch (Exception e) { logger.error("Error while creating database, caused by {}.", e); throw new SchemaGenerationException("Error while creating database", e, "couchDB"); } }
java
{ "resource": "" }
q164131
CouchDBSchemaManager.initiateClient
train
@Override protected boolean initiateClient() { try { SchemeSocketFactory ssf = null; ssf = PlainSocketFactory.getSocketFactory(); SchemeRegistry schemeRegistry = new SchemeRegistry(); schemeRegistry.register(new Scheme("http", Integer.parseInt(port), ssf)); PoolingClientConnectionManager ccm = new PoolingClientConnectionManager(schemeRegistry); httpClient = new DefaultHttpClient(ccm); httpHost = new HttpHost(hosts[0], Integer.parseInt(port), "http"); // Http params httpClient.getParams().setParameter(CoreProtocolPNames.HTTP_CONTENT_CHARSET, "UTF-8"); // basic authentication if (userName != null && password != null) { ((AbstractHttpClient) httpClient).getCredentialsProvider().setCredentials( new AuthScope(hosts[0], Integer.parseInt(port)), new UsernamePasswordCredentials(userName, password)); } // request interceptor ((DefaultHttpClient) httpClient).addRequestInterceptor(new HttpRequestInterceptor() { public void process(final HttpRequest request, final HttpContext context) throws IOException { if (logger.isInfoEnabled()) { RequestLine requestLine = request.getRequestLine(); logger.info(">> " + requestLine.getMethod() + " " + URI.create(requestLine.getUri()).getPath()); } } }); // response interceptor ((DefaultHttpClient) httpClient).addResponseInterceptor(new HttpResponseInterceptor() { public void process(final HttpResponse response, final HttpContext context) throws IOException { if (logger.isInfoEnabled()) logger.info("<< Status: " + response.getStatusLine().getStatusCode()); } }); } catch (Exception e) { logger.error("Error Creating HTTP client {}. ", e); throw new IllegalStateException(e); } return true; }
java
{ "resource": "" }
q164132
CouchDBSchemaManager.validate
train
@Override protected void validate(List<TableInfo> tableInfos) { try { if (!checkForDBExistence()) { throw new SchemaGenerationException("Database " + databaseName + " not exist"); } for (TableInfo tableInfo : tableInfos) { Map<String, MapReduce> views = new HashMap<String, MapReduce>(); String id = CouchDBConstants.DESIGN + tableInfo.getTableName(); CouchDBDesignDocument designDocument = getDesignDocument(id); designDocument.setLanguage(CouchDBConstants.LANGUAGE); views = designDocument.getViews(); if (views == null) { logger.warn("No view exist for table " + tableInfo.getTableName() + "so any query will not produce any result"); return; } for (IndexInfo indexInfo : tableInfo.getColumnsToBeIndexed()) { if (views.get(indexInfo.getColumnName()) == null) { logger.warn("No view exist for column " + indexInfo.getColumnName() + " of table " + tableInfo.getTableName() + "so any query on column " + indexInfo.getColumnName() + "will not produce any result"); } } // for id column. if (views.get(tableInfo.getIdColumnName()) == null) { logger.warn("No view exist for id column " + tableInfo.getIdColumnName() + " of table " + tableInfo.getTableName() + "so any query on id column " + tableInfo.getIdColumnName() + "will not produce any result"); } // for select all. if (views.get("all") == null) { logger.warn("No view exist for select all for table " + tableInfo.getTableName() + "so select all query will not produce any result"); } } } catch (Exception e) { throw new SchemaGenerationException("Database " + databaseName + " not exist"); } }
java
{ "resource": "" }
q164133
CouchDBSchemaManager.update
train
@Override protected void update(List<TableInfo> tableInfos) { try { HttpResponse response = null; createDatabaseIfNotExist(false); for (TableInfo tableInfo : tableInfos) { String id = CouchDBConstants.DESIGN + tableInfo.getTableName(); CouchDBDesignDocument designDocument = getDesignDocument(id); designDocument.setLanguage(CouchDBConstants.LANGUAGE); Map<String, MapReduce> views = designDocument.getViews(); if (views == null) { views = new HashMap<String, MapReduce>(); } for (IndexInfo indexInfo : tableInfo.getColumnsToBeIndexed()) { createViewIfNotExist(views, indexInfo.getColumnName()); } // for id column. createViewIfNotExist(views, tableInfo.getIdColumnName()); // for select all. createViewForSelectAllIfNotExist(tableInfo, views); // for selecting specific field createViewForSelectSpecificFields(views); designDocument.setViews(views); URI uri = null; if (designDocument.get_rev() == null) { uri = new URI(CouchDBConstants.PROTOCOL, null, httpHost.getHostName(), httpHost.getPort(), CouchDBConstants.URL_SEPARATOR + databaseName.toLowerCase() + CouchDBConstants.URL_SEPARATOR + id, null, null); } else { StringBuilder builder = new StringBuilder("rev="); builder.append(designDocument.get_rev()); uri = new URI(CouchDBConstants.PROTOCOL, null, httpHost.getHostName(), httpHost.getPort(), CouchDBConstants.URL_SEPARATOR + databaseName.toLowerCase() + CouchDBConstants.URL_SEPARATOR + id, builder.toString(), null); } HttpPut put = new HttpPut(uri); String jsonObject = gson.toJson(designDocument); StringEntity entity = new StringEntity(jsonObject); put.setEntity(entity); try { response = httpClient.execute(httpHost, put, CouchDBUtils.getContext(httpHost)); } finally { CouchDBUtils.closeContent(response); } } // creating views for various aggregations in the following // order: // -- COUNT SUM MAX MIN AVG // IMPORTANT: The aggregations does not support WHERE clause createDesignDocForAggregations(); } catch (Exception e) { logger.error("Error while creating database, caused by {}.", e); throw new SchemaGenerationException("Error while creating database", e, "couchDB"); } }
java
{ "resource": "" }
q164134
CouchDBSchemaManager.create
train
@Override protected void create(List<TableInfo> tableInfos) { try { HttpResponse response = null; createDatabaseIfNotExist(true); for (TableInfo tableInfo : tableInfos) { CouchDBDesignDocument designDocument = new CouchDBDesignDocument(); Map<String, MapReduce> views = new HashMap<String, CouchDBDesignDocument.MapReduce>(); designDocument.setLanguage(CouchDBConstants.LANGUAGE); String id = CouchDBConstants.DESIGN + tableInfo.getTableName(); for (IndexInfo indexInfo : tableInfo.getColumnsToBeIndexed()) { createView(views, indexInfo.getColumnName()); } // for id column. createView(views, tableInfo.getIdColumnName()); // for select all. createViewForSelectAll(tableInfo, views); // for selecting specific field createViewForSelectSpecificFields(views); designDocument.setViews(views); URI uri = new URI(CouchDBConstants.PROTOCOL, null, httpHost.getHostName(), httpHost.getPort(), CouchDBConstants.URL_SEPARATOR + databaseName.toLowerCase() + CouchDBConstants.URL_SEPARATOR + id, null, null); HttpPut put = new HttpPut(uri); String jsonObject = gson.toJson(designDocument); StringEntity entity = new StringEntity(jsonObject); put.setEntity(entity); try { response = httpClient.execute(httpHost, put, CouchDBUtils.getContext(httpHost)); } finally { CouchDBUtils.closeContent(response); } } // creating views for various aggregations in the following // order: // -- COUNT SUM MAX MIN AVG // IMPORTANT: The aggregations does not support WHERE clause createDesignDocForAggregations(); } catch (Exception e) { logger.error("Error while creating database {} , caused by {}.", databaseName, e); throw new SchemaGenerationException("Error while creating database", e, "couchDB"); } }
java
{ "resource": "" }
q164135
CouchDBSchemaManager.createDesignDocForAggregations
train
private void createDesignDocForAggregations() throws URISyntaxException, UnsupportedEncodingException, IOException, ClientProtocolException { HttpResponse response = null; URI uri = new URI(CouchDBConstants.PROTOCOL, null, httpHost.getHostName(), httpHost.getPort(), CouchDBConstants.URL_SEPARATOR + databaseName.toLowerCase() + CouchDBConstants.URL_SEPARATOR + "_design/" + CouchDBConstants.AGGREGATIONS, null, null); HttpPut put = new HttpPut(uri); CouchDBDesignDocument designDocument = new CouchDBDesignDocument(); Map<String, MapReduce> views = new HashMap<String, CouchDBDesignDocument.MapReduce>(); designDocument.setLanguage(CouchDBConstants.LANGUAGE); createViewForCount(views); createViewForSum(views); createViewForMax(views); createViewForMin(views); createViewForAvg(views); designDocument.setViews(views); String jsonObject = gson.toJson(designDocument); StringEntity entity = new StringEntity(jsonObject); put.setEntity(entity); try { response = httpClient.execute(httpHost, put, CouchDBUtils.getContext(httpHost)); } finally { CouchDBUtils.closeContent(response); } }
java
{ "resource": "" }
q164136
CouchDBSchemaManager.createViewForSelectSpecificFields
train
private void createViewForSelectSpecificFields(Map<String, MapReduce> views) { if (views.get(CouchDBConstants.FIELDS) == null) { MapReduce mapr = new MapReduce(); mapr.setMap("function(doc){for(field in doc){emit(field, doc[field]);}}"); views.put(CouchDBConstants.FIELDS, mapr); } }
java
{ "resource": "" }
q164137
CouchDBSchemaManager.createViewForCount
train
private void createViewForCount(Map<String, MapReduce> views) { if (views.get(CouchDBConstants.COUNT) == null) { MapReduce mapr = new MapReduce(); mapr.setMap("function(doc){" + "for(field in doc){if(field!=\"" + CouchDBConstants.ENTITYNAME + "\"){var o = doc[field];emit(field+\"_\"+doc." + CouchDBConstants.ENTITYNAME + ", o);" + "}}" + "emit(\"" + CouchDBConstants.ALL + "_\"+doc." + CouchDBConstants.ENTITYNAME + ", null);}"); mapr.setReduce("function(keys, values){return values.length;}"); views.put(CouchDBConstants.COUNT, mapr); } }
java
{ "resource": "" }
q164138
CouchDBSchemaManager.createViewForSum
train
private void createViewForSum(Map<String, MapReduce> views) { if (views.get(CouchDBConstants.SUM) == null) { MapReduce mapr = new MapReduce(); mapr.setMap("function(doc){for(field in doc){var o = doc[field];if(typeof(o)==\"number\")emit(field+\"_\"+doc." + CouchDBConstants.ENTITYNAME + ", o);}}"); mapr.setReduce("function(keys, values){return sum(values);}"); views.put(CouchDBConstants.SUM, mapr); } }
java
{ "resource": "" }
q164139
CouchDBSchemaManager.createViewForMax
train
private void createViewForMax(Map<String, MapReduce> views) { if (views.get(CouchDBConstants.MAX) == null) { MapReduce mapr = new MapReduce(); mapr.setMap("function(doc){for(field in doc){var o = doc[field];if(typeof(o)==\"number\")emit(field+\"_\"+doc." + CouchDBConstants.ENTITYNAME + ", o);}}"); mapr.setReduce("function(keys, values){return Math.max.apply(Math, values);}"); views.put(CouchDBConstants.MAX, mapr); } }
java
{ "resource": "" }
q164140
CouchDBSchemaManager.createViewForMin
train
private void createViewForMin(Map<String, MapReduce> views) { if (views.get(CouchDBConstants.MIN) == null) { MapReduce mapr = new MapReduce(); mapr.setMap("function(doc){for(field in doc){var o = doc[field];if(typeof(o)==\"number\")emit(field+\"_\"+doc." + CouchDBConstants.ENTITYNAME + ", o);}}"); mapr.setReduce("function(keys, values){return Math.min.apply(Math, values);}"); views.put(CouchDBConstants.MIN, mapr); } }
java
{ "resource": "" }
q164141
CouchDBSchemaManager.createViewForAvg
train
private void createViewForAvg(Map<String, MapReduce> views) { if (views.get(CouchDBConstants.AVG) == null) { MapReduce mapr = new MapReduce(); mapr.setMap("function(doc){for(field in doc){var o = doc[field];if(typeof(o)==\"number\")emit(field+\"_\"+doc." + CouchDBConstants.ENTITYNAME + ", o);}}"); mapr.setReduce("function(keys, values){return sum(values)/values.length;}"); views.put(CouchDBConstants.AVG, mapr); } }
java
{ "resource": "" }
q164142
CouchDBSchemaManager.createViewIfNotExist
train
private void createViewIfNotExist(Map<String, MapReduce> views, String columnName) { if (views.get(columnName) == null) { createView(views, columnName); } }
java
{ "resource": "" }
q164143
CouchDBSchemaManager.createViewForSelectAllIfNotExist
train
private void createViewForSelectAllIfNotExist(TableInfo tableInfo, Map<String, MapReduce> views) { if (views.get("all") == null) { createViewForSelectAll(tableInfo, views); } }
java
{ "resource": "" }
q164144
CouchDBSchemaManager.createViewForSelectAll
train
private void createViewForSelectAll(TableInfo tableInfo, Map<String, MapReduce> views) { MapReduce mapr = new MapReduce(); mapr.setMap("function(doc){if(doc." + tableInfo.getIdColumnName() + "){emit(null, doc);}}"); views.put("all", mapr); }
java
{ "resource": "" }
q164145
CouchDBSchemaManager.createDatabaseIfNotExist
train
private void createDatabaseIfNotExist(boolean drop) throws URISyntaxException, IOException, ClientProtocolException { boolean exist = checkForDBExistence(); if (exist && drop) { dropDatabase(); exist = false; } if (!exist) { URI uri = new URI(CouchDBConstants.PROTOCOL, null, httpHost.getHostName(), httpHost.getPort(), CouchDBConstants.URL_SEPARATOR + databaseName.toLowerCase(), null, null); HttpPut put = new HttpPut(uri); HttpResponse putRes = null; try { // creating database. putRes = httpClient.execute(httpHost, put, CouchDBUtils.getContext(httpHost)); } finally { CouchDBUtils.closeContent(putRes); } } }
java
{ "resource": "" }
q164146
CouchDBSchemaManager.checkForDBExistence
train
private boolean checkForDBExistence() throws ClientProtocolException, IOException, URISyntaxException { URI uri = new URI(CouchDBConstants.PROTOCOL, null, httpHost.getHostName(), httpHost.getPort(), CouchDBConstants.URL_SEPARATOR + databaseName.toLowerCase(), null, null); HttpGet get = new HttpGet(uri); HttpResponse getRes = null; try { // creating database. getRes = httpClient.execute(httpHost, get, CouchDBUtils.getContext(httpHost)); if (getRes.getStatusLine().getStatusCode() == HttpStatus.SC_OK) { return true; } return false; } finally { CouchDBUtils.closeContent(getRes); } }
java
{ "resource": "" }
q164147
CouchDBSchemaManager.dropDatabase
train
private void dropDatabase() throws IOException, ClientProtocolException, URISyntaxException { HttpResponse delRes = null; try { URI uri = new URI(CouchDBConstants.PROTOCOL, null, httpHost.getHostName(), httpHost.getPort(), CouchDBConstants.URL_SEPARATOR + databaseName.toLowerCase(), null, null); HttpDelete delete = new HttpDelete(uri); delRes = httpClient.execute(httpHost, delete, CouchDBUtils.getContext(httpHost)); } finally { CouchDBUtils.closeContent(delRes); } }
java
{ "resource": "" }
q164148
MetamodelConfiguration.mapClazztoPu
train
private Map<String, List<String>> mapClazztoPu(Class<?> clazz, String pu, Map<String, List<String>> clazzToPuMap) { List<String> puCol = new ArrayList<String>(1); if (clazzToPuMap == null) { clazzToPuMap = new HashMap<String, List<String>>(); } else { if (clazzToPuMap.containsKey(clazz.getName())) { puCol = clazzToPuMap.get(clazz.getName()); } } if (!puCol.contains(pu)) { puCol.add(pu); clazzToPuMap.put(clazz.getName(), puCol); String annotateEntityName = clazz.getAnnotation(Entity.class).name(); if (!StringUtils.isBlank(annotateEntityName)) { clazzToPuMap.put(annotateEntityName, puCol); } } return clazzToPuMap; }
java
{ "resource": "" }
q164149
EventLogQueue.onUpdate
train
private void onUpdate(EventLog log) { if (updateEvents == null) { updateEvents = new ConcurrentHashMap<Object, EventLog>(); } updateEvents.put(log.getEntityId(), log); }
java
{ "resource": "" }
q164150
EventLogQueue.onInsert
train
private void onInsert(EventLog log) { if (insertEvents == null) { insertEvents = new ConcurrentHashMap<Object, EventLog>(); } insertEvents.put(log.getEntityId(), log); }
java
{ "resource": "" }
q164151
CouchbaseSchemaManager.createIdIndex
train
private void createIdIndex(String bucketName) { Bucket bucket = null; try { bucket = CouchbaseBucketUtils.openBucket(cluster, bucketName, csmd.getBucketProperty("bucket.password")); /* * Ignoring if indexes pre-exist */ bucket.bucketManager().createN1qlPrimaryIndex(buildIndexName(bucketName), true, false); LOGGER.debug("Niql primary Index are created for bucket [" + bucketName + "]."); } catch (CouchbaseException cex) { LOGGER.error("Not able to create Niql primary index for bucket [" + bucketName + "].", cex); throw new KunderaException("Not able to create Niql primary index for bucket [" + bucketName + "].", cex); } finally { CouchbaseBucketUtils.closeBucket(bucket); } }
java
{ "resource": "" }
q164152
CouchbaseSchemaManager.removeBucket
train
private void removeBucket(String name) { try { if (clusterManager.removeBucket(name)) { LOGGER.info("Bucket [" + name + "] is removed!"); } else { LOGGER.error("Not able to remove bucket [" + name + "]."); throw new KunderaException("Not able to remove bucket [" + name + "]."); } } catch (CouchbaseException ex) { LOGGER.error("Not able to remove bucket [" + name + "].", ex); throw new KunderaException("Not able to remove bucket [" + name + "].", ex); } }
java
{ "resource": "" }
q164153
CouchbaseSchemaManager.addBucket
train
private void addBucket(String name) { String qouta = csmd.getBucketProperty("bucket.quota"); int bucketQuota = qouta != null ? Integer.parseInt(qouta) : DEFAULT_RAM_SIZE_IN_MB; BucketSettings bucketSettings = new DefaultBucketSettings.Builder().type(BucketType.COUCHBASE).name(name) .quota(bucketQuota).build(); try { clusterManager.insertBucket(bucketSettings); LOGGER.info("Bucket [" + name + "] is added!"); } catch (CouchbaseException ex) { LOGGER.error("Not able to add bucket [" + name + "].", ex); throw new KunderaException("Not able to add bucket [" + name + "].", ex); } }
java
{ "resource": "" }
q164154
CouchbaseSchemaManager.buildIndexName
train
private String buildIndexName(String bucketName) { if (bucketName == null) { throw new KunderaException("Bucket Name can't be null!"); } return (bucketName + CouchbaseConstants.INDEX_SUFFIX).toLowerCase(); }
java
{ "resource": "" }
q164155
TeradataSparkClient.getConnectionString
train
public String getConnectionString(EntityMetadata m) { Properties properties = new Properties(); String fileName = "teradata.properties"; InputStream inputStream = getClass().getClassLoader().getResourceAsStream(fileName); if (inputStream != null) { try { properties.load(inputStream); } catch (IOException e) { throw new RuntimeException("Property file: " + fileName + "not found in the classpath", e); } } else { throw new RuntimeException("Property file: " + fileName + "not found in the classpath"); } String connectionString = "jdbc:teradata://" + properties.getProperty("teradata.host") + "/database=" + m.getSchema() + ",tmode=ANSI,charset=UTF8,user=" + properties.getProperty("teradata.user") + ",password=" + properties.getProperty("teradata.password") + ""; return connectionString; }
java
{ "resource": "" }
q164156
KunderaJTAUserTransaction.setImplementor
train
public void setImplementor(ResourceManager implementor) { KunderaTransaction tx = threadLocal.get(); if (tx == null) { throw new IllegalStateException("Cannot get Transaction to start"); } tx.setImplementor(implementor); }
java
{ "resource": "" }
q164157
Relation.getJoinColumnName
train
public String getJoinColumnName(final KunderaMetadata kunderaMetadata) { if(joinColumnName == null && isJoinedByPrimaryKey) { EntityMetadata joinClassMetadata = KunderaMetadataManager.getEntityMetadata(kunderaMetadata, targetEntity); joinColumnName = ((AbstractAttribute)joinClassMetadata.getIdAttribute()).getJPAColumnName(); } if(joinTableMetadata != null) { joinColumnName = joinTableMetadata.getJoinColumns() != null? joinTableMetadata.getJoinColumns().iterator().next():null; } if(isBiDirectional()) { // Give precedence to join column name! if(biDirectionalField.isAnnotationPresent(JoinColumn.class)) { joinColumnName = biDirectionalField.getAnnotation(JoinColumn.class).name(); } } return joinColumnName !=null? joinColumnName:property.getName(); }
java
{ "resource": "" }
q164158
Relation.isUnary
train
public boolean isUnary() { return type.equals(Relation.ForeignKey.ONE_TO_ONE) || type.equals(Relation.ForeignKey.MANY_TO_ONE); }
java
{ "resource": "" }
q164159
Relation.isCollection
train
public boolean isCollection() { return type.equals(Relation.ForeignKey.ONE_TO_MANY) || type.equals(Relation.ForeignKey.MANY_TO_MANY); }
java
{ "resource": "" }
q164160
RethinkDBClient.populateRmap
train
private MapObject populateRmap(EntityMetadata entityMetadata, Object entity) { MetamodelImpl metaModel = (MetamodelImpl) kunderaMetadata.getApplicationMetadata() .getMetamodel(entityMetadata.getPersistenceUnit()); Class entityClazz = entityMetadata.getEntityClazz(); EntityType entityType = metaModel.entity(entityClazz); Set<Attribute> attributes = entityType.getAttributes(); Iterator<Attribute> iterator = attributes.iterator(); return iterateAndPopulateRmap(entity, metaModel, iterator); }
java
{ "resource": "" }
q164161
RethinkDBClient.iterateAndPopulateRmap
train
private MapObject iterateAndPopulateRmap(Object entity, MetamodelImpl metaModel, Iterator<Attribute> iterator) { MapObject map = r.hashMap(); while (iterator.hasNext()) { Attribute attribute = iterator.next(); Field field = (Field) attribute.getJavaMember(); Object value = PropertyAccessorHelper.getObject(entity, field); if (field.isAnnotationPresent(Id.class)) { map.with(ID, value); } else { map.with(((AbstractAttribute) attribute).getJPAColumnName(), value); } } return map; }
java
{ "resource": "" }
q164162
ResultIterator.fetchObject
train
private E fetchObject() { try { String previousSkip = "&skip=" + (skipCounter - 1); String currentSkip = "&skip=" + skipCounter; int indexOf = q.indexOf(previousSkip); if (indexOf > 0) { q.replace(indexOf, indexOf + previousSkip.length(), currentSkip); } else if (skipCounter > 0) { q.append(currentSkip); } client.executeQueryAndGetResults(q, _id, m, results, interpreter); skipCounter++; } catch (Exception e) { logger.error("Error while executing query, caused by {}.", e); throw new KunderaException("Error while executing query, caused by : " + e); } if (results != null && !results.isEmpty()) { Object object = results.get(0); results = new ArrayList(); if (!m.isRelationViaJoinTable() && (m.getRelationNames() == null || (m.getRelationNames().isEmpty()))) { return (E) object; } else { return setRelationEntities(object, client, m); } } return null; }
java
{ "resource": "" }
q164163
CouchbaseClientFactory.splitHostNames
train
private String[] splitHostNames(String hostNames) { String[] hostArray = hostNames.split(Constants.COMMA); String[] hosts = new String[hostArray.length]; for (int i = 0; i < hostArray.length; i++) { hosts[i] = hostArray[i].trim(); } return hosts; }
java
{ "resource": "" }
q164164
HBaseSchemaManager.getTableMetaData
train
private HTableDescriptor getTableMetaData(List<TableInfo> tableInfos) { HTableDescriptor tableDescriptor = new HTableDescriptor(databaseName); Properties tableProperties = null; schemas = HBasePropertyReader.hsmd.getDataStore() != null ? HBasePropertyReader.hsmd.getDataStore() .getSchemas() : null; if (schemas != null && !schemas.isEmpty()) { for (Schema s : schemas) { if (s.getName() != null && s.getName().equalsIgnoreCase(databaseName)) { tableProperties = s.getSchemaProperties(); tables = s.getTables(); } } } for (TableInfo tableInfo : tableInfos) { if (tableInfo != null) { HColumnDescriptor hColumnDescriptor = getColumnDescriptor(tableInfo); tableDescriptor.addFamily(hColumnDescriptor); } } if (tableProperties != null) { for (Object o : tableProperties.keySet()) { tableDescriptor.setValue(Bytes.toBytes(o.toString()), Bytes.toBytes(tableProperties.get(o).toString())); } } return tableDescriptor; }
java
{ "resource": "" }
q164165
PelopsClient.persistJoinTable
train
public void persistJoinTable(JoinTableData joinTableData) { Mutator mutator = clientFactory.getMutator(pool); String joinTableName = joinTableData.getJoinTableName(); String invJoinColumnName = joinTableData.getInverseJoinColumnName(); Map<Object, Set<Object>> joinTableRecords = joinTableData.getJoinTableRecords(); EntityMetadata entityMetadata = KunderaMetadataManager.getEntityMetadata(kunderaMetadata, joinTableData.getEntityClass()); if (isCql3Enabled(entityMetadata)) { Cassandra.Client conn = null; Object pooledConnection = null; pooledConnection = getConnection(); conn = (org.apache.cassandra.thrift.Cassandra.Client) getConnection(pooledConnection); persistJoinTableByCql(joinTableData, conn); } else { for (Object key : joinTableRecords.keySet()) { Set<Object> values = joinTableRecords.get(key); List<Column> columns = new ArrayList<Column>(); Class columnType = null; for (Object value : values) { Column column = new Column(); column.setName(PropertyAccessorFactory.STRING.toBytes(invJoinColumnName + Constants.JOIN_COLUMN_NAME_SEPARATOR + value.toString())); column.setValue(PropertyAccessorHelper.getBytes(value)); column.setTimestamp(generator.getTimestamp()); columnType = value.getClass(); columns.add(column); } createIndexesOnColumns(entityMetadata, joinTableName, columns, columnType); mutator.writeColumns(joinTableName, Bytes.fromByteArray(PropertyAccessorHelper.getBytes(key)), Arrays.asList(columns.toArray(new Column[0]))); } } if (log.isInfoEnabled()) { log.info(" Persisted data with join table column family {}", joinTableData.getJoinTableName()); } mutator.execute(getConsistencyLevel()); }
java
{ "resource": "" }
q164166
PelopsClient.loadSuperColumns
train
@Override public final List<SuperColumn> loadSuperColumns(String keyspace, String columnFamily, String rowId, String... superColumnNames) { if (!isOpen()) throw new PersistenceException("PelopsClient is closed."); Selector selector = clientFactory.getSelector(pool); List<ByteBuffer> rowKeys = new ArrayList<ByteBuffer>(); rowKeys.add(ByteBuffer.wrap(rowId.getBytes())); if (log.isInfoEnabled()) { log.info("Retrieving record of super column family {} for row key {}", columnFamily, rowId); } return selector.getSuperColumnsFromRow(columnFamily, rowId, Selector.newColumnsPredicate(superColumnNames), getConsistencyLevel()); }
java
{ "resource": "" }
q164167
PelopsClient.findByRange
train
@Override public List findByRange(byte[] minVal, byte[] maxVal, EntityMetadata m, boolean isWrapReq, List<String> relations, List<String> columns, List<IndexExpression> conditions, int maxResults) throws Exception { Selector selector = clientFactory.getSelector(pool); SlicePredicate slicePredicate = Selector.newColumnsPredicateAll(false, Integer.MAX_VALUE); if (columns != null && !columns.isEmpty()) { slicePredicate = Selector.newColumnsPredicate(columns.toArray(new String[] {})); } KeyRange keyRange = selector.newKeyRange(minVal != null ? Bytes.fromByteArray(minVal) : Bytes.fromUTF8(""), maxVal != null ? Bytes.fromByteArray(maxVal) : Bytes.fromUTF8(""), maxResults); if (conditions != null) { keyRange.setRow_filter(conditions); keyRange.setRow_filterIsSet(true); } List<KeySlice> keys = selector.getKeySlices(new ColumnParent(m.getTableName()), keyRange, slicePredicate, getConsistencyLevel()); List results = null; if (keys != null) { results = populateEntitiesFromKeySlices(m, isWrapReq, relations, keys, dataHandler); } if (log.isInfoEnabled()) { log.info("Returning entities for find by range for", results != null ? results.size() : null); } return results; }
java
{ "resource": "" }
q164168
AbstractAttribute.getJPAColumnName
train
public String getJPAColumnName() { // In case of Attribute override. Column column = ((AbstractManagedType) this.managedType).getAttributeBinding(member); if (column != null) { columnName = column.name(); } return columnName; }
java
{ "resource": "" }
q164169
AbstractPropertyReader.onParseXML
train
private ClientProperties onParseXML(String propertyFileName, PersistenceUnitMetadata puMetadata) { InputStream inStream = puMetadata.getClassLoader().getResourceAsStream(propertyFileName); if (inStream == null) { propertyFileName = KunderaCoreUtils.resolvePath(propertyFileName); try { inStream = new FileInputStream(new File(propertyFileName)); } catch (FileNotFoundException e) { log.warn("File {} not found, Caused by ", propertyFileName); return null; } } if (inStream != null) { xStream = getXStreamObject(); Object o = xStream.fromXML(inStream); return (ClientProperties) o; } return null; }
java
{ "resource": "" }
q164170
KunderaQuery.initiateJPQLObject
train
private void initiateJPQLObject(final String jpaQuery) { JPQLGrammar jpqlGrammar = EclipseLinkJPQLGrammar2_4.instance(); this.jpqlExpression = new JPQLExpression(jpaQuery, jpqlGrammar, "ql_statement", true); setKunderaQueryTypeObject(); }
java
{ "resource": "" }
q164171
KunderaQuery.setKunderaQueryTypeObject
train
private void setKunderaQueryTypeObject() { try { if (isSelectStatement()) { this.setSelectStatement((SelectStatement) (this.getJpqlExpression().getQueryStatement())); } else if (isUpdateStatement()) { this.setUpdateStatement((UpdateStatement) (this.getJpqlExpression().getQueryStatement())); } else if (isDeleteStatement()) { this.setDeleteStatement((DeleteStatement) (this.getJpqlExpression().getQueryStatement())); } } catch (ClassCastException cce) { throw new JPQLParseException("Bad query format : " + cce.getMessage()); } }
java
{ "resource": "" }
q164172
KunderaQuery.getClauseValue
train
public List<Object> getClauseValue(String paramString) { if (typedParameter != null && typedParameter.getParameters() != null) { List<FilterClause> clauses = typedParameter.getParameters().get(paramString); if (clauses != null) { return clauses.get(0).getValue(); } else { throw new IllegalArgumentException("parameter is not a parameter of the query"); } } logger.error("Parameter {} is not a parameter of the query.", paramString); throw new IllegalArgumentException("Parameter is not a parameter of the query."); }
java
{ "resource": "" }
q164173
KunderaQuery.getClauseValue
train
public List<Object> getClauseValue(Parameter param) { Parameter match = null; if (typedParameter != null && typedParameter.jpaParameters != null) { for (Parameter p : typedParameter.jpaParameters) { if (p.equals(param)) { match = p; if (typedParameter.getType().equals(Type.NAMED)) { List<FilterClause> clauses = typedParameter.getParameters().get(":" + p.getName()); if (clauses != null) { return clauses.get(0).getValue(); } } else { List<FilterClause> clauses = typedParameter.getParameters().get("?" + p.getPosition()); if (clauses != null) { return clauses.get(0).getValue(); } else { UpdateClause updateClause = typedParameter.getUpdateParameters().get("?" + p.getPosition()); if (updateClause != null) { List<Object> value = new ArrayList<Object>(); value.add(updateClause.getValue()); return value; } } } break; } } if (match == null) { throw new IllegalArgumentException("parameter is not a parameter of the query"); } } logger.error("parameter{} is not a parameter of the query", param); throw new IllegalArgumentException("parameter is not a parameter of the query"); }
java
{ "resource": "" }
q164174
KunderaQuery.initUpdateClause
train
private void initUpdateClause() { for (UpdateClause updateClause : updateClauseQueue) { onTypedParameter(updateClause.getValue(), updateClause, updateClause.getProperty().trim()); } }
java
{ "resource": "" }
q164175
KunderaQuery.initEntityClass
train
private void initEntityClass() { if (from == null) { throw new JPQLParseException("Bad query format FROM clause is mandatory for SELECT queries"); } String fromArray[] = from.split(" "); if (!this.isDeleteUpdate) { if (fromArray.length == 3 && fromArray[1].equalsIgnoreCase("as")) { fromArray = new String[] { fromArray[0], fromArray[2] }; } if (fromArray.length != 2) { throw new JPQLParseException("Bad query format: " + from + ". Identification variable is mandatory in FROM clause for SELECT queries"); } // TODO StringTokenizer tokenizer = new StringTokenizer(result[0], ","); while (tokenizer.hasMoreTokens()) { String token = tokenizer.nextToken(); if (!StringUtils.containsAny(fromArray[1] + ".", token)) { throw new QueryHandlerException("bad query format with invalid alias:" + token); } } } this.entityName = fromArray[0]; if (fromArray.length == 2) this.entityAlias = fromArray[1]; persistenceUnit = kunderaMetadata.getApplicationMetadata().getMappedPersistenceUnit(entityName); // Get specific metamodel. MetamodelImpl model = getMetamodel(persistenceUnit); if (model != null) { entityClass = model.getEntityClass(entityName); } if (null == entityClass) { logger.error( "No entity {} found, please verify it is properly annotated with @Entity and not a mapped Super class", entityName); throw new QueryHandlerException("No entity found by the name: " + entityName); } EntityMetadata metadata = model.getEntityMetadata(entityClass); if (metadata != null && !metadata.isIndexable()) { throw new QueryHandlerException(entityClass + " is not indexed. Not possible to run a query on it." + " Check whether it was properly annotated for indexing."); } }
java
{ "resource": "" }
q164176
KunderaQuery.initFilter
train
private void initFilter() { EntityMetadata metadata = KunderaMetadataManager.getEntityMetadata(kunderaMetadata, entityClass); Metamodel metaModel = kunderaMetadata.getApplicationMetadata().getMetamodel(getPersistenceUnit()); EntityType entityType = metaModel.entity(entityClass); if (null == filter) { List<String> clauses = new ArrayList<String>(); addDiscriminatorClause(clauses, entityType); return; } WhereClause whereClause = KunderaQueryUtils.getWhereClause(getJpqlExpression()); KunderaQueryUtils.traverse(whereClause.getConditionalExpression(), metadata, kunderaMetadata, this, false); for (Object filterClause : filtersQueue) { if (!(filterClause instanceof String)) { onTypedParameter(((FilterClause) filterClause)); } } addDiscriminatorClause(null, entityType); }
java
{ "resource": "" }
q164177
KunderaQuery.addDiscriminatorClause
train
private void addDiscriminatorClause(List<String> clauses, EntityType entityType) { if (((AbstractManagedType) entityType).isInherited()) { String discrColumn = ((AbstractManagedType) entityType).getDiscriminatorColumn(); String discrValue = ((AbstractManagedType) entityType).getDiscriminatorValue(); if (discrColumn != null && discrValue != null) { if (clauses != null && !clauses.isEmpty()) { filtersQueue.add("AND"); } FilterClause filterClause = new FilterClause(discrColumn, "=", discrValue, discrColumn); filtersQueue.add(filterClause); } } }
java
{ "resource": "" }
q164178
KunderaQuery.filterJPAParameterInfo
train
private void filterJPAParameterInfo(Type type, String name, String fieldName) { String attributeName = getAttributeName(fieldName); Attribute entityAttribute = ((MetamodelImpl) kunderaMetadata.getApplicationMetadata().getMetamodel(persistenceUnit)) .getEntityAttribute(entityClass, attributeName); Class fieldType = entityAttribute.getJavaType(); if (type.equals(Type.INDEXED)) { typedParameter.addJPAParameter(new JPAParameter(null, Integer.valueOf(name), fieldType)); } else { typedParameter.addJPAParameter(new JPAParameter(name, null, fieldType)); } }
java
{ "resource": "" }
q164179
KunderaQuery.getAttributeName
train
private String getAttributeName(String fieldName) { String attributeName = fieldName; if (fieldName.indexOf(".") != -1) { attributeName = fieldName.substring(0, fieldName.indexOf(".")); } return attributeName; }
java
{ "resource": "" }
q164180
KunderaQuery.addUpdateClause
train
public void addUpdateClause(final String property, final String value) { UpdateClause updateClause = new UpdateClause(property.trim(), value.trim()); updateClauseQueue.add(updateClause); addTypedParameter( value.trim().startsWith("?") ? Type.INDEXED : value.trim().startsWith(":") ? Type.NAMED : null, property, updateClause); }
java
{ "resource": "" }
q164181
KunderaQuery.addFilterClause
train
public void addFilterClause(final String property, final String condition, final Object value, final String fieldName, final boolean ignoreCase) { if (property != null && condition != null) { FilterClause filterClause = new FilterClause(property.trim(), condition.trim(), value, fieldName); filterClause.setIgnoreCase(ignoreCase); filtersQueue.add(filterClause); } else { filtersQueue.add(property); } }
java
{ "resource": "" }
q164182
KunderaQuery.getValue
train
private static Object getValue(Object value) { if (value != null && value.getClass().isAssignableFrom(String.class)) { return ((String) value).replaceAll("^'", "").replaceAll("'$", "").replaceAll("''", "'"); } return value; }
java
{ "resource": "" }
q164183
ExecutorService.onQueryByEmail
train
static List<User> onQueryByEmail(final EntityManager em, final User user) { // Query by parameter (fetch user by email id) String query = "Select u from User u where u.emailId =?1"; logger.info(""); logger.info(""); logger.info(query); System.out.println("#######################Querying##########################################"); // find by named parameter(e.g. email) List<User> fetchedUsers = findByEmail(em, query, user.getEmailId()); return fetchedUsers; }
java
{ "resource": "" }
q164184
ExecutorService.onPersist
train
static void onPersist(final EntityManager em, final User user) { logger.info(""); logger.info(""); logger.info("#######################Persisting##########################################"); logger.info(""); logger.info(user.toString()); persist(user, em); logger.info(""); System.out.println("#######################Persisting##########################################"); logger.info(""); logger.info(""); }
java
{ "resource": "" }
q164185
ExecutorService.findByKey
train
static User findByKey(final EntityManager em, final String userId) { User user = em.find(User.class, userId); logger.info("[On Find by key]"); System.out.println("#######################START##########################################"); logger.info("\n"); logger.info("\t\t User's first name:" + user.getFirstName()); logger.info("\t\t User's emailId:" + user.getEmailId()); logger.info("\t\t User's Personal Details:" + user.getPersonalDetail().getName()); logger.info("\t\t User's Personal Details:" + user.getPersonalDetail().getPassword()); logger.info("\t\t User's total tweets:" + user.getTweets().size()); logger.info("\n"); System.out.println("#######################END############################################"); logger.info("\n"); return user; }
java
{ "resource": "" }
q164186
ExecutorService.findByQuery
train
@SuppressWarnings("unchecked") static void findByQuery(final EntityManager em, final String query) { Query q = em.createNamedQuery(query); logger.info("[On Find All by Query]"); List<User> users = q.getResultList(); if (users == null || users.isEmpty()) { logger.info("0 Users Returned"); return; } System.out.println("#######################START##########################################"); logger.info("\t\t Total number of users:" + users.size()); logger.info("\t\t User's total tweets:" + users.get(0).getTweets().size()); printTweets(users); logger.info("\n"); // logger.info("First tweet:" users.get(0).getTweets().); System.out.println("#######################END############################################"); logger.info("\n"); }
java
{ "resource": "" }
q164187
ExecutorService.findByNativeQuery
train
@SuppressWarnings("unchecked") static void findByNativeQuery(final EntityManager em, final String query) { Query q = em.createNativeQuery(query, Tweets.class); Map<String, Client> clients = (Map<String, Client>) em.getDelegate(); ThriftClient client = (ThriftClient) clients.get("twissandra"); client.setCqlVersion(CassandraConstants.CQL_VERSION_3_0); logger.info("[On Find Tweets by CQL3]"); List<Tweets> tweets = q.getResultList(); System.out.println("#######################START##########################################"); logger.info("\t\t User's total tweets:" + tweets.size()); onPrintTweets(tweets); logger.info("\n"); // logger.info("First tweet:" users.get(0).getTweets().); System.out.println("#######################END############################################"); logger.info("\n"); }
java
{ "resource": "" }
q164188
ExecutorService.onPrintTweets
train
private static void onPrintTweets(final List<Tweets> tweets) { for (Iterator<Tweets> iterator = tweets.iterator(); iterator.hasNext();) { int counter = 1; while (iterator.hasNext()) { logger.info("\n"); logger.info("\t\t Tweet No:#" + counter++); Tweets rec = (Tweets) iterator.next(); logger.info("\t\t tweet is ->" + rec.getBody()); logger.info("\t\t Tweeted at ->" + rec.getTweetDate()); if (rec.getVideos() != null) { logger.info("\t\t Tweeted Contains Video ->" + rec.getVideos().size()); for (Iterator<Video> iteratorVideo = rec.getVideos().iterator(); iteratorVideo.hasNext();) { Video video = (Video) iteratorVideo.next(); logger.info(video); } } } } }
java
{ "resource": "" }
q164189
TableInfo.addElementCollectionMetadata
train
public void addElementCollectionMetadata(CollectionColumnInfo elementCollectionMetadata) { if (this.elementCollectionMetadatas == null) { this.elementCollectionMetadatas = new ArrayList<CollectionColumnInfo>(); } if (!elementCollectionMetadatas.contains(elementCollectionMetadata)) { elementCollectionMetadatas.add(elementCollectionMetadata); } }
java
{ "resource": "" }
q164190
TableInfo.addColumnInfo
train
public void addColumnInfo(ColumnInfo columnInfo) { if (this.columnMetadatas == null) { this.columnMetadatas = new ArrayList<ColumnInfo>(); } if (!columnMetadatas.contains(columnInfo) && !this.getIdColumnName().equals(columnInfo.getColumnName())) { columnMetadatas.add(columnInfo); } }
java
{ "resource": "" }
q164191
TableInfo.addEmbeddedColumnInfo
train
public void addEmbeddedColumnInfo(EmbeddedColumnInfo embdColumnInfo) { if (this.embeddedColumnMetadatas == null) { this.embeddedColumnMetadatas = new ArrayList<EmbeddedColumnInfo>(); } if (!embeddedColumnMetadatas.contains(embdColumnInfo)) { embeddedColumnMetadatas.add(embdColumnInfo); } }
java
{ "resource": "" }
q164192
TableInfo.addCollectionColumnMetadata
train
public void addCollectionColumnMetadata(CollectionColumnInfo collectionColumnMetadata) { if (this.collectionColumnMetadatas == null) { this.collectionColumnMetadatas = new ArrayList<CollectionColumnInfo>(); } if (!collectionColumnMetadatas.contains(collectionColumnMetadata)) { collectionColumnMetadatas.add(collectionColumnMetadata); } }
java
{ "resource": "" }
q164193
TableInfo.getColumnToBeIndexed
train
public IndexInfo getColumnToBeIndexed(String columnName) { IndexInfo idxInfo = new IndexInfo(columnName); if (columnToBeIndexed.contains(idxInfo)) { int index = columnToBeIndexed.indexOf(idxInfo); return getColumnsToBeIndexed().get(index); } return idxInfo; }
java
{ "resource": "" }
q164194
TableInfo.addToIndexedColumnList
train
public void addToIndexedColumnList(IndexInfo indexInfo) { ColumnInfo columnInfo = new ColumnInfo(); columnInfo.setColumnName(indexInfo.getColumnName()); if (getEmbeddedColumnMetadatas().isEmpty() || !getEmbeddedColumnMetadatas().get(0).getColumns().contains(columnInfo)) { if (!columnToBeIndexed.contains(indexInfo)) { columnToBeIndexed.add(indexInfo); } } }
java
{ "resource": "" }
q164195
EntityManagerFactoryImpl.close
train
@Override public final void close() { if (isOpen()) { closed = true; // Shut cache provider down if (cacheProvider != null) { cacheProvider.shutdown(); } for (String pu : persistenceUnits) { ((ClientLifeCycleManager) clientFactories.get(pu)).destroy(); } this.persistenceUnits = null; this.properties = null; clientFactories.clear(); clientFactories = new ConcurrentHashMap<String, ClientFactory>(); } else { throw new IllegalStateException("Entity manager factory has been closed"); } }
java
{ "resource": "" }
q164196
EntityManagerFactoryImpl.createEntityManager
train
@Override public final EntityManager createEntityManager(Map map) { // For Application managed persistence context, type is always EXTENDED if (isOpen()) { return new EntityManagerImpl(this, map, transactionType, PersistenceContextType.EXTENDED); } throw new IllegalStateException("Entity manager factory has been closed."); }
java
{ "resource": "" }
q164197
EntityManagerFactoryImpl.getMetamodel
train
@Override public Metamodel getMetamodel() { if (isOpen()) { MetamodelImpl metamodel = null; for (String pu : persistenceUnits) { metamodel = (MetamodelImpl) kunderaMetadata.getApplicationMetadata().getMetamodel(pu); if (metamodel != null) { return metamodel; } } // return // KunderaMetadataManager.getMetamodel(getPersistenceUnits()); } throw new IllegalStateException("Entity manager factory has been closed."); }
java
{ "resource": "" }
q164198
EntityManagerFactoryImpl.configureClientFactories
train
private void configureClientFactories() { ClientMetadataBuilder builder = new ClientMetadataBuilder(getProperties(), kunderaMetadata, getPersistenceUnits()); builder.buildClientFactoryMetadata(clientFactories, kunderaMetadata); }
java
{ "resource": "" }
q164199
EntityManagerFactoryImpl.initSecondLevelCache
train
private CacheProvider initSecondLevelCache(final PersistenceUnitMetadata puMetadata) { String classResourceName = (String) getProperties().get(PersistenceProperties.KUNDERA_CACHE_CONFIG_RESOURCE); classResourceName = classResourceName != null ? classResourceName : puMetadata .getProperty(PersistenceProperties.KUNDERA_CACHE_CONFIG_RESOURCE); String cacheProviderClassName = (String) getProperties() .get(PersistenceProperties.KUNDERA_CACHE_PROVIDER_CLASS); cacheProviderClassName = cacheProviderClassName != null ? cacheProviderClassName : puMetadata .getProperty(PersistenceProperties.KUNDERA_CACHE_PROVIDER_CLASS); CacheProvider cacheProvider = null; if (cacheProviderClassName != null) { try { Class<CacheProvider> cacheProviderClass = (Class<CacheProvider>) Class.forName(cacheProviderClassName); cacheProvider = cacheProviderClass.newInstance(); cacheProvider.init(classResourceName); } catch (ClassNotFoundException e) { throw new CacheException("Could not find class " + cacheProviderClassName + ". Check whether you spelled it correctly in persistence.xml", e); } catch (InstantiationException e) { throw new CacheException("Could not instantiate " + cacheProviderClassName, e); } catch (IllegalAccessException e) { throw new CacheException(e); } } if (cacheProvider == null) { cacheProvider = new NonOperationalCacheProvider(); } return cacheProvider; }
java
{ "resource": "" }