com.triactive.jdo.store
Class JDOQLQuery

java.lang.Object
  com.triactive.jdo.store.Query
      com.triactive.jdo.store.JDOQLQuery

All Implemented Interfaces:

javax.jdo.Query, java.io.Serializable

public class JDOQLQuery

extends Query

A JDO query that uses the default JQOQL language.

Author:

Mike Martin

See Also:

Query, Serialized Form

Nested Class Summary

class

JDOQLQuery.Compiler

Nested classes inherited from class com.triactive.jdo.store.Query

Query.ResultObjectFactory

Field Summary

Fields inherited from class com.triactive.jdo.store.Query

candidateClass, dba, filter, imports, isCompiled, ordering, parameterNames, parameters, parameterTypesByName, parsedImports, pm, queryResults, storeMgr, variableNames, variables, variableTypesByName

Constructor Summary

JDOQLQuery()
Constructs a new query instance having no persistence manager.

JDOQLQuery(PersistenceManager pm, StoreManager storeMgr)
Constructs a new query instance that uses the given persistence manager.

JDOQLQuery(PersistenceManager pm, StoreManager storeMgr, JDOQLQuery q)
Constructs a new query instance having the same criteria as the given query.

Method Summary

void	compile() Verify the elements of the query and provide a hint to the query to prepare and optimize an execution plan.
protected void	discardCompiled()
boolean	equals(java.lang.Object obj)
java.lang.Object	executeWithMap(java.util.Map parameters) Execute the query and return the filtered Collection.
void	setCandidates(java.util.Collection pcs) Set the candidate Collection to query.
void	setCandidates(javax.jdo.Extent pcs) Set the candidate Extent to query.

Methods inherited from class com.triactive.jdo.store.Query

close, closeAll, declareImports, declareParameters, declareVariables, execute, execute, execute, execute, executeWithArray, getCandidateClass, getIgnoreCache, getPersistenceManager, getStoreManager, hashCode, isValidJavaIdentifier, resolveClassDeclaration, setClass, setFilter, setIgnoreCache, setOrdering

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JDOQLQuery

public JDOQLQuery()

Constructs a new query instance having no persistence manager. The resulting query cannot be executed, but can be used to create a new query instance having the same criteria.

JDOQLQuery

public JDOQLQuery(PersistenceManager pm,
                  StoreManager storeMgr)

Constructs a new query instance that uses the given persistence manager.

Parameters:

pm - the associated persistence manager for this query.

JDOQLQuery

public JDOQLQuery(PersistenceManager pm,
                  StoreManager storeMgr,
                  JDOQLQuery q)

Constructs a new query instance having the same criteria as the given query.

Parameters:

q - the query from which to copy criteria.

Method Detail

discardCompiled

protected void discardCompiled()

Overrides:

discardCompiled in class Query

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class Query

setCandidates

public void setCandidates(javax.jdo.Extent pcs)

Set the candidate Extent to query.

Specified by:

setCandidates in interface javax.jdo.Query

Specified by:

setCandidates in class Query

Parameters:

pcs - the Candidate Extent.

See Also:

Query.setCandidates(javax.jdo.Extent)

setCandidates

public void setCandidates(java.util.Collection pcs)

Set the candidate Collection to query.

Specified by:

setCandidates in interface javax.jdo.Query

Specified by:

setCandidates in class Query

Parameters:

pcs - the Candidate collection.

See Also:

Query.setCandidates(java.util.Collection)

compile

public void compile()

Verify the elements of the query and provide a hint to the query to prepare and optimize an execution plan.

Specified by:

compile in interface javax.jdo.Query

Overrides:

compile in class Query

See Also:

Query.compile()

executeWithMap

public java.lang.Object executeWithMap(java.util.Map parameters)

Execute the query and return the filtered Collection.

Specified by:

executeWithMap in interface javax.jdo.Query

Specified by:

executeWithMap in class Query

Parameters:

parameters - the Map containing all of the parameters.

Returns:

the filtered Collection.

See Also:

Query.executeWithMap(Map), Query.executeWithArray(Object[] parameters)