OptimisticLockException (Java EE 5)

Java EE API

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javax.persistence Class OptimisticLockException

java.lang.Object
  extended by java.lang.Throwable
      extended by java.lang.Exception
          extended by java.lang.RuntimeException
              extended by javax.persistence.PersistenceException
                  extended by javax.persistence.OptimisticLockException
All Implemented Interfaces:
Serializable
public class OptimisticLockException
extends PersistenceException

Extends: Throwable > Exception > RuntimeException > PersistenceException

发生乐观锁定冲突时，持久性提供者将抛出此异常。此异常可以作为 API 调用（刷新或提交时）的一部分抛出。当前事务（如果存在活动的事务）将标记为回滚。
since
en
Java Persistence 1.0
英文文档：

Thrown by the persistence provider when an optimistic locking conflict occurs. This exception may be thrown as part of an API call, a flush or at commit time. The current transaction, if one is active, will be marked for rollback.

Since:
Java Persistence 1.0
See Also:
Serialized Form

Constructor Summary
OptimisticLockException()
          Constructs a new OptimisticLockException exception with null as its detail message.
OptimisticLockException(Object entity)
          Constructs a new OptimisticLockException exception with the specified entity.
OptimisticLockException(String message)
          Constructs a new OptimisticLockException exception with the specified detail message.
OptimisticLockException(String message, Throwable cause)
          Constructs a new OptimisticLockException exception with the specified detail message and cause.
OptimisticLockException(String message, Throwable cause, Object entity)
          Constructs a new OptimisticLockException exception with the specified detail message, cause, and entity.
OptimisticLockException(Throwable cause)
          Constructs a new OptimisticLockException exception with the specified cause.
 
Method Summary
 Object getEntity()
          Returns the entity that caused this exception.
 
Methods inherited from class java.lang.Throwable
fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

public OptimisticLockException()
构造详细消息为 null 的新 OptimisticLockException 异常。
英文文档：

OptimisticLockException

public OptimisticLockException()
Constructs a new OptimisticLockException exception with null as its detail message.

public OptimisticLockException(String message)
构造带指定详细消息的新 OptimisticLockException 异常。
message 详细消息。
英文文档：

OptimisticLockException

public OptimisticLockException(String message)
Constructs a new OptimisticLockException exception with the specified detail message.

Parameters:
message - the detail message.

public OptimisticLockException(String message, Throwable cause)
构造带指定详细消息和原因的新 OptimisticLockException 异常。
message 详细消息。
cause 原因。
英文文档：

OptimisticLockException

public OptimisticLockException(String message,
                               Throwable cause)
Constructs a new OptimisticLockException exception with the specified detail message and cause.

Parameters:
message - the detail message.
cause - the cause.

public OptimisticLockException(Throwable cause)
构造带指定原因的新 OptimisticLockException 异常。
cause 原因。
英文文档：

OptimisticLockException

public OptimisticLockException(Throwable cause)
Constructs a new OptimisticLockException exception with the specified cause.

Parameters:
cause - the cause.

public OptimisticLockException(Object entity)
构造带指定实体的新 OptimisticLockException 异常。
entity 实体。
英文文档：

OptimisticLockException

public OptimisticLockException(Object entity)
Constructs a new OptimisticLockException exception with the specified entity.

Parameters:
entity - the entity.

public OptimisticLockException(String message, Throwable cause, Object entity)
构造带指定详细消息、原因和实体的新 OptimisticLockException 异常。
message 详细消息。
cause 原因。
entity 实体。
英文文档：

OptimisticLockException

public OptimisticLockException(String message,
                               Throwable cause,
                               Object entity)
Constructs a new OptimisticLockException exception with the specified detail message, cause, and entity.

Parameters:
message - the detail message.
cause - the cause.
entity - the entity.

Method Detail

public Object getEntity()
返回导致此异常的实体。
return 实体。
英文文档：

getEntity

public Object getEntity()
Returns the entity that caused this exception.

Returns:
the entity.
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Copyright 2007 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms.

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