JDBCFindByPrimaryKeyQuery (JBoss Server API) - JBoss 4.0.1 sp1 server API Documentation 英文版文档

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org.jboss.ejb.plugins.cmp.jdbc
Class JDBCFindByPrimaryKeyQuery

java.lang.Object
  org.jboss.ejb.plugins.cmp.jdbc.JDBCAbstractQueryCommand
      org.jboss.ejb.plugins.cmp.jdbc.JDBCFindByPrimaryKeyQuery

All Implemented Interfaces:: JDBCQueryCommand

public final class JDBCFindByPrimaryKeyQuery
extends JDBCAbstractQueryCommand

JDBCBeanExistsCommand is a JDBC query that checks if an id exists in the database. This is used by the create and findByPrimaryKey code.

Version:: $Revision: 1.11 $
Author:: Dain Sundstrom, Marc Fleury, Justin Forder, Alex Loubyansky

Nested Class Summary

Nested classes inherited from class org.jboss.ejb.plugins.cmp.jdbc.JDBCAbstractQueryCommand

JDBCAbstractQueryCommand.LeftJoinCMRNode

Field Summary

Fields inherited from class org.jboss.ejb.plugins.cmp.jdbc.JDBCAbstractQueryCommand

log

Constructor Summary

JDBCFindByPrimaryKeyQuery(JDBCStoreManager manager, JDBCQueryMetaData q)

Method Summary

Collection execute(Method finderMethod, Object[] args, EntityEnterpriseContext ctx, GenericEntityObjectFactory factory)

Methods inherited from class org.jboss.ejb.plugins.cmp.jdbc.JDBCAbstractQueryCommand

appendLeftJoinCMRColumnNames, execute, getEagerLoadGroup, getEagerLoadMask, getLeftJoinCMRNodes, getLog, getSelectEntity, getSelectField, getSelectManager, leftJoinCMRNodes, parseParameters, setEagerLoadGroup, setLimitParam, setLimitValue, setOffsetParam, setOffsetValue, setOnFindCMRList, setParameterList, setSelectEntity, setSelectField, setSelectFunction, setSQL, toInt

Methods inherited from class java.lang.Object

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

Constructor Detail

JDBCFindByPrimaryKeyQuery

public JDBCFindByPrimaryKeyQuery(JDBCStoreManager manager,
                                 JDBCQueryMetaData q)
                          throws org.jboss.deployment.DeploymentException

Method Detail

execute

public Collection execute(Method finderMethod,
                          Object[] args,
                          EntityEnterpriseContext ctx,
                          GenericEntityObjectFactory factory)
                   throws javax.ejb.FinderException

Specified by:: execute in interface JDBCQueryCommand
Overrides:: execute in class JDBCAbstractQueryCommand

Throws:: javax.ejb.FinderException