org.lable.oss.uniqueid.zookeeper

Class ExpiringResourceClaim

java.lang.Object

org.lable.oss.uniqueid.zookeeper.ResourceClaim

org.lable.oss.uniqueid.zookeeper.ExpiringResourceClaim

All Implemented Interfaces:

Closeable, AutoCloseable, ZooKeeperConnectionObserver

public class ExpiringResourceClaim
extends ResourceClaim

ResourceClaim that automatically relinquishes its hold on a resource after a set amount of time.

Nested Class Summary

Nested classes/interfaces inherited from class org.lable.oss.uniqueid.zookeeper.ResourceClaim

ResourceClaim.State

Field Summary

Fields

Modifier and Type	Field and Description
static long	DEFAULT_TIMEOUT

Fields inherited from class org.lable.oss.uniqueid.zookeeper.ResourceClaim

state

Method Summary

Modifier and Type	Method and Description
static ResourceClaim	claimExpiring(org.apache.zookeeper.ZooKeeper zookeeper, int poolSize, String znode) Claim a resource.
static ResourceClaim	claimExpiring(org.apache.zookeeper.ZooKeeper zookeeper, int poolSize, String znode, long timeout) Claim a resource.

Methods inherited from class org.lable.oss.uniqueid.zookeeper.ResourceClaim

claim, close, connected, disconnected, get, getConfiguredZNode

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_TIMEOUT

public static final long DEFAULT_TIMEOUT

Method Detail

claimExpiring

public static ResourceClaim claimExpiring(org.apache.zookeeper.ZooKeeper zookeeper,
                                          int poolSize,
                                          String znode)
                                   throws IOException

Claim a resource.

Parameters:

zookeeper - ZooKeeper connection to use.

poolSize - Size of the resource pool.

znode - Root znode of the ZooKeeper resource-pool.

Returns:

A resource claim.

Throws:

IOException

claimExpiring

public static ResourceClaim claimExpiring(org.apache.zookeeper.ZooKeeper zookeeper,
                                          int poolSize,
                                          String znode,
                                          long timeout)
                                   throws IOException

Claim a resource.

Parameters:

zookeeper - ZooKeeper connection to use.

poolSize - Size of the resource pool.

znode - Root znode of the ZooKeeper resource-pool.

timeout - Delay in milliseconds before the claim expires.

Returns:

A resource claim.

Throws:

IOException