org.jbpm.pvm.internal.query
Class AbstractQuery

java.lang.Object
  org.jbpm.pvm.internal.query.AbstractQuery

All Implemented Interfaces:

java.io.Serializable, Command<java.lang.Object>

Direct Known Subclasses:

DeploymentQueryImpl, HistoryActivityInstanceQueryImpl, HistoryDetailQueryImpl, HistoryProcessInstanceQueryImpl, HistoryTaskQueryImpl, JobQueryImpl, ProcessDefinitionQueryImpl, ProcessInstanceQueryImpl, TaskQueryImpl

public abstract class AbstractQuery
extends java.lang.Object
implements Command<java.lang.Object>

Author:

Tom Baeyens

See Also:

Serialized Form

Field Summary

protected CommandService	commandService
protected boolean	count
protected boolean	isWhereAdded
protected java.lang.String	orderByClause
protected Page	page
protected boolean	uniqueResult

Constructor Summary

AbstractQuery()

Method Summary

protected void	addOrderByClause(java.lang.String clause)
protected void	appendOrderByClause(java.lang.StringBuilder hql)
protected void	appendWhereClause(java.lang.String whereClause, java.lang.StringBuilder hql)
protected void	applyPage(org.hibernate.Query query)
protected abstract void	applyParameters(org.hibernate.Query query)
long	count() Returns the count of the query.
java.lang.Object	execute(Environment environment)
java.lang.Object	execute(org.hibernate.Session session)
abstract java.lang.String	hql()
void	setCommandService(CommandService commandService)
java.util.List<?>	untypedList()
protected java.lang.Object	untypedUniqueResult()
protected java.lang.Object	writeReplace()

Methods inherited from class java.lang.Object

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

Field Detail

commandService

protected CommandService commandService

orderByClause

protected java.lang.String orderByClause

page

protected Page page

isWhereAdded

protected boolean isWhereAdded

count

protected boolean count

uniqueResult

protected boolean uniqueResult

Constructor Detail

AbstractQuery

public AbstractQuery()

Method Detail

applyParameters

protected abstract void applyParameters(org.hibernate.Query query)

hql

public abstract java.lang.String hql()

untypedList

public java.util.List<?> untypedList()

untypedUniqueResult

protected java.lang.Object untypedUniqueResult()

execute

public java.lang.Object execute(Environment environment)
                         throws java.lang.Exception

Specified by:

execute in interface Command<java.lang.Object>

Throws:

java.lang.Exception

execute

public java.lang.Object execute(org.hibernate.Session session)

count

public long count()

Returns the count of the query. Query types that want to use this count method should - add the operation signature to their interface - use the 'count' variable in their hql() method.

appendWhereClause

protected void appendWhereClause(java.lang.String whereClause,
                                 java.lang.StringBuilder hql)

appendOrderByClause

protected void appendOrderByClause(java.lang.StringBuilder hql)

applyPage

protected void applyPage(org.hibernate.Query query)

addOrderByClause

protected void addOrderByClause(java.lang.String clause)

writeReplace

protected java.lang.Object writeReplace()
                                 throws java.io.ObjectStreamException

Throws:

java.io.ObjectStreamException

setCommandService

public void setCommandService(CommandService commandService)