Java Doc for ResourceLock.java in  » Collaboration » JacORB » org » jacorb » imr » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Collaboration » JacORB » org.jacorb.imr   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.jacorb.imr.ResourceLock ResourceLock public class ResourceLock implements java.io.Serializable(Code) This class provides shared or exclusive access to a ressource. It preferes the exclusive access, i.e. if threads are waiting for exclusive access, shared locks can't be gained. author:    Nicolas Noffke author:    $Id: ResourceLock.java,v 1.3 2004/05/06 12:39:59 nicolas Exp $ Constructor Summary public   ResourceLock()      The constructor. Method Summary public synchronized  void gainExclusiveLock()      This method tries to aquire an exclusive lock. public synchronized  void gainSharedLock()      This method tries to aquire a shared lock. public synchronized  void releaseExclusiveLock()      Releases the exclusive lock. public synchronized  void releaseSharedLock()      Release the shared lock. Constructor Detail ResourceLock public ResourceLock()(Code) The constructor. Method Detail gainExclusiveLock public synchronized void gainExclusiveLock()(Code) This method tries to aquire an exclusive lock. It blocks until all shared locks have been released. gainSharedLock public synchronized void gainSharedLock()(Code) This method tries to aquire a shared lock. It blocks until the exclusive lock is released. releaseExclusiveLock public synchronized void releaseExclusiveLock()(Code) Releases the exclusive lock. Unblocks all threads waiting for access. releaseSharedLock public synchronized void releaseSharedLock()(Code) Release the shared lock. Unblocks threads waiting for access. Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)