org.eiichiro.acidhouse

Class Lock

java.lang.Object

org.eiichiro.acidhouse.Lock

public class Lock
extends Object

Lock is a built-in object which represents that a datastore entity is locked by the ResourceManager. This object is used for the distributed locking provided by the Acid House implementation.

Author:

Eiichiro Uchiumi

Constructor Summary

Constructors

Constructor and Description
Lock(String id, String transaction, Date timestamp) Constructs a new Lock entity with the specified lock id, the transaction id which allocates this lock and the timestamp when this lock is allocated.

Method Summary

Methods

Modifier and Type	Method and Description
String	id() Returns the lock id.
Date	timestamp() Returns the timestamp which this lock is allocated.
String	transaction() Returns the transaction id which this lock is allocated.

Methods inherited from class java.lang.Object

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

Constructor Detail

Lock

public Lock(String id,
    String transaction,
    Date timestamp)

Constructs a new Lock entity with the specified lock id, the transaction id which allocates this lock and the timestamp when this lock is allocated.

Parameters:

id - The lock id.

transaction - The transaction id which this lock is allocated.

timestamp - The timestamp which this lock is allocated.

Method Detail

id

public String id()

Returns the lock id.

Returns:

The lock id.

transaction

public String transaction()

Returns the transaction id which this lock is allocated.

Returns:

The transaction id which this lock is allocated.

timestamp

public Date timestamp()

Returns the timestamp which this lock is allocated.

Returns:

The timestamp which this lock is allocated.