|
Oracle Fusion Middleware Oracle WebLogic Server 10.3.1 API Reference 11g Release 1 (10.3.1) Part Number E13941-02 |
||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Objectweblogic.cluster.singleton.RemoteLeasingBasisImpl
public class RemoteLeasingBasisImpl
Remote implementation of RemoteLeasingBasis
as a wrapper
around a LeasingBasis
.
Constructor Summary | |
---|---|
RemoteLeasingBasisImpl(LeasingBasis basis)
|
Method Summary | |
---|---|
boolean |
acquire(String leaseName,
String owner,
int leaseTimeout)
Attempts to claim immediate ownership of a lease for this server. |
String[] |
findExpiredLeases(int gracePeriod)
Returns a list of the servers that have consistently missed sending heartbeats in a timely manner, and failed to do so for longer than their grace period. |
String |
findOwner(String leaseName)
Returns the identity of the server that currently owns the lease. |
String |
findPreviousOwner(String leaseName)
|
void |
release(String leaseName,
String owner)
If the lease is owned by this server, attempts to give up ownership. |
int |
renewAllLeases(int healthCheckPeriod,
String owner)
Attempts to send a heartbeat to prove the health of the server. |
int |
renewLeases(String owner,
Set leases,
int healthCheckPeriod)
Attempts to renew all the currently held leases. |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
---|
public RemoteLeasingBasisImpl(LeasingBasis basis)
Method Detail |
---|
public boolean acquire(String leaseName, String owner, int leaseTimeout) throws IOException
LeasingBasis
acquire
in interface LeasingBasis
acquire
in interface RemoteLeasingBasis
leaseTimeout
- in milliseconds
IOException
LeasingBasis.acquire(java.lang.String, java.lang.String, int)
public void release(String leaseName, String owner) throws IOException
LeasingBasis
release
in interface LeasingBasis
release
in interface RemoteLeasingBasis
IOException
LeasingBasis.release(java.lang.String, java.lang.String)
public String findOwner(String leaseName) throws IOException
LeasingBasis
findOwner
in interface LeasingBasis
findOwner
in interface RemoteLeasingBasis
IOException
LeasingBasis.findOwner(java.lang.String)
public String findPreviousOwner(String leaseName) throws IOException
findPreviousOwner
in interface LeasingBasis
findPreviousOwner
in interface RemoteLeasingBasis
IOException
LeasingBasis.findPreviousOwner(java.lang.String)
public int renewAllLeases(int healthCheckPeriod, String owner) throws IOException, MissedHeartbeatException
LeasingBasis
renewAllLeases
in interface LeasingBasis
renewAllLeases
in interface RemoteLeasingBasis
healthCheckPeriod
- in milliseconds
IOException
MissedHeartbeatException
LeasingBasis.renewAllLeases(int, java.lang.String)
public int renewLeases(String owner, Set leases, int healthCheckPeriod) throws IOException, MissedHeartbeatException
LeasingBasis
renewLeases
in interface LeasingBasis
renewLeases
in interface RemoteLeasingBasis
leases
- to be renewedhealthCheckPeriod
- in milliseconds
IOException
MissedHeartbeatException
public String[] findExpiredLeases(int gracePeriod) throws IOException
LeasingBasis
findExpiredLeases
in interface LeasingBasis
findExpiredLeases
in interface RemoteLeasingBasis
gracePeriod
- in milliseconds
IOException
LeasingBasis.findExpiredLeases(int)
|
Documentation is available at http://download.oracle.com/docs/cd/E12839_01/web.1111/wls.htm Copyright 1996, 2009, Oracle and/or its affiliates. All rights reserved. Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners. Oracle Fusion Middleware Oracle WebLogic Server 10.3.1 API Reference 11g Release 1 (10.3.1) Part Number E13941-02 |
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |