org.jgroups.protocols

Class Locking.ServerLock

java.lang.Object

org.jgroups.protocols.Locking.ServerLock

Enclosing class:

Locking

protected class Locking.ServerLock
extends java.lang.Object

Server side queue for handling of lock requests (lock, release).

Author:

Bela Ban

Field Summary

Fields

Modifier and Type	Field and Description
protected Locking.ServerCondition	condition
protected Owner	current_owner
protected java.lang.String	lock_name
protected java.util.List<Locking.Request>	queue

Constructor Summary

Constructors

Modifier	Constructor and Description
	ServerLock(java.lang.String lock_name)
protected	ServerLock(java.lang.String lock_name, Owner owner)

Method Summary

Modifier and Type	Method and Description
protected void	addToQueue(Locking.Request req)
protected Locking.Request	getNextRequest()
protected Locking.Response	handleRequest(Locking.Request req)
protected Locking.Response	handleView(java.util.List<Address> members)
boolean	isEmpty()
protected boolean	isRequestPresent(Locking.Type type, Owner owner) Checks if a certain request from a given owner is already in the queue
protected Locking.Response	processQueue()
protected void	removeRequest(Locking.Type type, Owner owner)
protected void	setOwner(Owner owner)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

lock_name

protected final java.lang.String lock_name

current_owner

protected Owner current_owner

queue

protected final java.util.List<Locking.Request> queue

condition

protected final Locking.ServerCondition condition

Constructor Detail

ServerLock

public ServerLock(java.lang.String lock_name)

ServerLock

protected ServerLock(java.lang.String lock_name,
                     Owner owner)

Method Detail

handleRequest

protected Locking.Response handleRequest(Locking.Request req)

handleView

protected Locking.Response handleView(java.util.List<Address> members)

addToQueue

protected void addToQueue(Locking.Request req)

isRequestPresent

protected boolean isRequestPresent(Locking.Type type,
                                   Owner owner)

Checks if a certain request from a given owner is already in the queue

removeRequest

protected void removeRequest(Locking.Type type,
                             Owner owner)

getNextRequest

protected Locking.Request getNextRequest()

processQueue

protected Locking.Response processQueue()

setOwner

protected void setOwner(Owner owner)

isEmpty

public boolean isEmpty()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object