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org.hibernate.dialect.lock
Class SelectLockingStrategy  

java.lang.Object
  org.hibernate.dialect.lock.SelectLockingStrategy

All Implemented Interfaces:

LockingStrategy

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public class SelectLockingStrategy

extends java.lang.Object

implements LockingStrategy

A locking strategy where the locks are obtained through select statements.

For non-read locks, this is achieved through the Dialect's specific SELECT ... FOR UPDATE syntax.

Since:

3.2

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Field Summary
private  org.hibernate.persister.entity.Lockable	lockable
private  org.hibernate.LockMode	lockMode
private  java.lang.String	sql

 

Constructor Summary

SelectLockingStrategy(org.hibernate.persister.entity.Lockable lockable, org.hibernate.LockMode lockMode)           Construct a locking strategy based on SQL SELECT statements.

 

Method Summary
protected  java.lang.String	generateLockString()
protected  org.hibernate.LockMode	getLockMode()
void	lock(java.io.Serializable id, java.lang.Object version, java.lang.Object object, org.hibernate.engine.SessionImplementor session)           Acquire an appropriate type of lock on the underlying data that will endure until the end of the current transaction.

 

Methods inherited from class java.lang.Object

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

 

Field Detail

lockable

private final org.hibernate.persister.entity.Lockable lockable

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lockMode

private final org.hibernate.LockMode lockMode

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sql

private final java.lang.String sql

Constructor Detail

SelectLockingStrategy

public SelectLockingStrategy(org.hibernate.persister.entity.Lockable lockable,
                             org.hibernate.LockMode lockMode)

Construct a locking strategy based on SQL SELECT statements.

Method Detail

lock

public void lock(java.io.Serializable id,
                 java.lang.Object version,
                 java.lang.Object object,
                 org.hibernate.engine.SessionImplementor session)
          throws org.hibernate.StaleObjectStateException,
                 org.hibernate.JDBCException

Description copied from interface: LockingStrategy

Acquire an appropriate type of lock on the underlying data that will endure until the end of the current transaction.

Specified by:

lock in interface LockingStrategy

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getLockMode

protected org.hibernate.LockMode getLockMode()

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generateLockString

protected java.lang.String generateLockString()

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