Class JDOQLQuery
- java.lang.Object
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- org.datanucleus.store.query.Query<T>
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- org.datanucleus.store.query.AbstractJavaQuery
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- org.datanucleus.store.query.AbstractJDOQLQuery
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- org.datanucleus.store.excel.query.JDOQLQuery
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- All Implemented Interfaces:
Serializable
,org.datanucleus.ExecutionContextListener
public class JDOQLQuery extends org.datanucleus.store.query.AbstractJDOQLQuery
JDOQL query for Excel documents. Retrieves all objects in the worksheet of the candidate class, and then applies the generic JDOQLEvaluator to apply the filter, result, grouping, ordering etc.- See Also:
- Serialized Form
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Field Summary
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Fields inherited from class org.datanucleus.store.query.AbstractJavaQuery
candidateCollection, singleString
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Fields inherited from class org.datanucleus.store.query.Query
candidateClass, candidateClassName, clr, compilation, ec, explicitParameters, explicitVariables, EXTENSION_CHECK_UNUSED_PARAMETERS, EXTENSION_CLOSE_RESULTS_AT_EC_CLOSE, EXTENSION_COMPILATION_CACHED, EXTENSION_EVALUATE_IN_MEMORY, EXTENSION_EXCLUDE_SUBCLASSES, EXTENSION_FLUSH_BEFORE_EXECUTION, EXTENSION_JDOQL_STRICT, EXTENSION_JPQL_STRICT, EXTENSION_LOAD_RESULTS_AT_COMMIT, EXTENSION_QUERY_TYPE, EXTENSION_RESULT_CACHE_TYPE, EXTENSION_RESULT_CACHE_VALIDATE_OBJECTS, EXTENSION_RESULT_SIZE_METHOD, EXTENSION_RESULTS_CACHED, EXTENSION_SQL_SYNTAX_CHECKS, EXTENSION_USE_FETCH_PLAN, extensions, filter, from, fromInclNo, fromInclParam, grouping, having, ignoreCache, implicitParameters, imports, inputParameters, insertFields, insertSelectQuery, LANGUAGE_JDOQL, LANGUAGE_JPQL, LANGUAGE_SQL, ordering, parameterNames, parsedImports, queryResults, range, result, resultClass, resultClassName, resultDistinct, storeMgr, subclasses, subqueries, tasks, toExclNo, toExclParam, type, unique, unmodifiable, update
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Constructor Summary
Constructors Constructor Description JDOQLQuery(org.datanucleus.store.StoreManager storeMgr, org.datanucleus.ExecutionContext ec)
Constructs a new query instance that uses the given execution context.JDOQLQuery(org.datanucleus.store.StoreManager storeMgr, org.datanucleus.ExecutionContext ec, String query)
Constructor for a JDOQL query where the query is specified using the "Single-String" format.JDOQLQuery(org.datanucleus.store.StoreManager storeMgr, org.datanucleus.ExecutionContext ec, JDOQLQuery q)
Constructs a new query instance having the same criteria as the given query.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected Object
performExecute(Map parameters)
Method to execute the query, specific to Excel datastores.-
Methods inherited from class org.datanucleus.store.query.AbstractJDOQLQuery
compileGeneric, compileInternal, compileSubqueries, getLanguage, getQueryCacheKey, getSingleStringQuery, getSupportedExtensions, setGrouping, setResult
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Methods inherited from class org.datanucleus.store.query.AbstractJavaQuery
dereferenceFilter, discardCompiled, evaluateInMemory, performDeletePersistentAll, setCandidates, setCandidates, toString
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Methods inherited from class org.datanucleus.store.query.Query
addExtension, addSubquery, applyImplicitParameterValueToCompilation, applyImplicitParameterValueToSubqueries, assertIsModifiable, assertIsOpen, assertSupportsCancel, cancel, cancel, cancelTaskObject, checkForMissingParameters, checkParameterTypesAgainstCompilation, checkUnusedParameters, close, closeAll, compile, declareExplicitParameters, declareExplicitVariables, declareImports, deepFindSymbolForParameterInCompilation, deletePersistentAll, deletePersistentAll, deletePersistentAll, deregisterTask, equals, execute, executeQuery, executeWithArray, executeWithMap, executionContextClosing, getBooleanExtensionProperty, getCandidateClass, getCandidateClassMetaData, getCandidateClassName, getCompilation, getDatastoreReadTimeoutMillis, getDatastoreWriteTimeoutMillis, getExecutionContext, getExplicitParametersDeclaration, getExplicitVariablesDeclaration, getExtension, getExtensions, getFetchPlan, getFilter, getFrom, getGrouping, getHaving, getIgnoreCache, getImplicitParameters, getImportsDeclaration, getInputParameters, getInsertFields, getInsertSelectQuery, getNativeQuery, getOrdering, getParameterMapForValues, getParsedImports, getQueryManager, getRange, getRangeFromIncl, getRangeFromInclParam, getRangeToExcl, getRangeToExclParam, getResult, getResultClass, getResultClassName, getResultDistinct, getSerializeRead, getStoreManager, getStringExtensionProperty, getSubqueryForVariable, getType, getUpdate, hashCode, hasSubqueryForVariable, isCompiled, isSubclasses, isUnique, isUnmodifiable, prepareDatastore, processesRangeInDatastoreQuery, registerTask, resolveClassDeclaration, setCacheResults, setCandidateClass, setCandidateClassName, setCompilation, setDatastoreReadTimeoutMillis, setDatastoreWriteTimeoutMillis, setExtensions, setFetchPlan, setFilter, setFrom, setHaving, setIgnoreCache, setImplicitParameter, setImplicitParameter, setInsertFields, setInsertSelectQuery, setOrdering, setRange, setRange, setResultClass, setResultClassName, setResultDistinct, setResultMetaData, setSerializeRead, setSubclasses, setType, setUnique, setUnmodifiable, setUpdate, shouldReturnSingleRow, supportsTimeout, useCaching, useFetchPlan, useResultsCaching
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Constructor Detail
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JDOQLQuery
public JDOQLQuery(org.datanucleus.store.StoreManager storeMgr, org.datanucleus.ExecutionContext ec)
Constructs a new query instance that uses the given execution context.- Parameters:
storeMgr
- StoreManager for this queryec
- execution context
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JDOQLQuery
public JDOQLQuery(org.datanucleus.store.StoreManager storeMgr, org.datanucleus.ExecutionContext ec, JDOQLQuery q)
Constructs a new query instance having the same criteria as the given query.- Parameters:
storeMgr
- StoreManager for this queryec
- execution contextq
- The query from which to copy criteria.
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JDOQLQuery
public JDOQLQuery(org.datanucleus.store.StoreManager storeMgr, org.datanucleus.ExecutionContext ec, String query)
Constructor for a JDOQL query where the query is specified using the "Single-String" format.- Parameters:
storeMgr
- StoreManager for this queryec
- execution contextquery
- The query string
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Method Detail
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performExecute
protected Object performExecute(Map parameters)
Method to execute the query, specific to Excel datastores. Here we retrieve all objects of the candidate type (from POI), and process them using the in-memory evaluator.- Specified by:
performExecute
in classorg.datanucleus.store.query.Query
- Parameters:
parameters
- Map of parameter values keyed by name.
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