play.db.jpa
类 JPAContext

java.lang.Object
  play.db.jpa.JPAContext

public class JPAContext
extends java.lang.Object

JPA Support

构造方法摘要

protected

JPAContext(JPAConfig jpaConfig, boolean readonly, boolean beginTransaction)

方法摘要

protected void	close()
void	closeTx(boolean rollback) clear current JPA context and transaction
EntityManager	em()
int	execute(java.lang.String query) Execute a JPQL query
JPAConfig	getJPAConfig()
boolean	isInsideTransaction()
void	setRollbackOnly()

从类 java.lang.Object 继承的方法

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

构造方法详细信息

JPAContext

protected JPAContext(JPAConfig jpaConfig,
                     boolean readonly,
                     boolean beginTransaction)

方法详细信息

getJPAConfig

public JPAConfig getJPAConfig()

closeTx

public void closeTx(boolean rollback)

clear current JPA context and transaction

参数：

rollback - shall current transaction be committed (false) or cancelled (true)

close

protected void close()

em

public EntityManager em()

setRollbackOnly

public void setRollbackOnly()

execute

public int execute(java.lang.String query)

Execute a JPQL query

isInsideTransaction

public boolean isInsideTransaction()

返回：

true if current thread is running inside a transaction