EntityNotFoundException (Java EE 5 SDK)

Java

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Java EE 5 SDK

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javax.persistence Class EntityNotFoundException

java.lang.Object
  java.lang.Throwable
      java.lang.Exception
          java.lang.RuntimeException
              javax.persistence.PersistenceException
                  javax.persistence.EntityNotFoundException

所有已实现的接口:: Serializable

public class EntityNotFoundException
extends PersistenceException

Thrown by the persistence provider when an entity reference obtained by EntityManager.getReference(Class,Object) is accessed but the entity does not exist. Also thrown when EntityManager.refresh(Object) is called and the object no longer exists in the database. The current transaction, if one is active, will be marked for rollback.

从以下版本开始:: Java Persistence 1.0
另请参见:: EntityManager.getReference(Class,Object), EntityManager.refresh(Object), Serialized Form

构造器摘要
`EntityNotFoundException()` Constructs a new `EntityNotFoundException` exception with `null` as its detail message.
`EntityNotFoundException(String message)` Constructs a new `EntityNotFoundException` exception with the specified detail message.

方法摘要

类方法继承 java.lang.Throwable
`fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString`

类方法继承 java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

构造器详细信息

EntityNotFoundException

public EntityNotFoundException()

Constructs a new EntityNotFoundException exception with null as its detail message.