Package edu.wisc.library.ocfl.core.lock

Class H2ObjectLock

java.lang.Object

edu.wisc.library.ocfl.core.lock.H2ObjectLock

All Implemented Interfaces:

ObjectLock

public class H2ObjectLock
extends Object
implements ObjectLock

Constructor Summary

Constructors

Constructor	Description
H2ObjectLock(String tableName, DataSource dataSource, long waitTime, TimeUnit timeUnit)

Method Summary

Modifier and Type	Method	Description
void	doInWriteLock(String objectId, Runnable doInLock)	Executes the code block after securing a write lock on the objectId.
<T> T	doInWriteLock(String objectId, Callable<T> doInLock)	Executes the code block after securing a write lock on the objectId.

Methods inherited from class java.lang.Object

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

Constructor Detail

H2ObjectLock

public H2ObjectLock(String tableName,
                    DataSource dataSource,
                    long waitTime,
                    TimeUnit timeUnit)

Method Detail

doInWriteLock

public void doInWriteLock(String objectId,
                          Runnable doInLock)

Executes the code block after securing a write lock on the objectId. The lock is released after the block completes.

Specified by:

doInWriteLock in interface ObjectLock

Parameters:

objectId - id of the object

doInLock - block to execute within the lock

doInWriteLock

public <T> T doInWriteLock(String objectId,
                           Callable<T> doInLock)

Executes the code block after securing a write lock on the objectId. The lock is released after the block completes.

Specified by:

doInWriteLock in interface ObjectLock

Type Parameters:

T - return type

Parameters:

objectId - id of the object

doInLock - block to execute within the lock

Returns:

object