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(ZooKeeperConnection zooKeeperConnection, int poolSize, String znode) Claim a resource.
static ResourceClaim	claimExpiring(ZooKeeperConnection zooKeeperConnection, int poolSize, String znode, Long timeout) Claim a resource.

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

claim, close, 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(ZooKeeperConnection zooKeeperConnection,
                                          int poolSize,
                                          String znode)
                                   throws IOException

Claim a resource.

Parameters:

zooKeeperConnection - 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(ZooKeeperConnection zooKeeperConnection,
                                          int poolSize,
                                          String znode,
                                          Long timeout)
                                   throws IOException

Claim a resource.

Parameters:

zooKeeperConnection - 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