Package pgp.cert_d.backend

Class InMemoryCertificateDirectoryBackend.ObjectLockingMechanism

java.lang.Object

pgp.cert_d.backend.InMemoryCertificateDirectoryBackend.ObjectLockingMechanism

All Implemented Interfaces:

PGPCertificateDirectory.LockingMechanism

Enclosing class:

InMemoryCertificateDirectoryBackend

protected static class InMemoryCertificateDirectoryBackend.ObjectLockingMechanism
extends java.lang.Object
implements PGPCertificateDirectory.LockingMechanism

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	ObjectLockingMechanism()

Method Summary

Modifier and Type	Method	Description
boolean	isLocked()	Return true if the lock is in locked state.
void	lockDirectory()	Lock the store for writes.
void	releaseDirectory()	Release the directory write-lock acquired via PGPCertificateDirectory.LockingMechanism.lockDirectory().
boolean	tryLockDirectory()	Try top lock the store for writes.

Methods inherited from class java.lang.Object

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

Constructor Detail

ObjectLockingMechanism

protected ObjectLockingMechanism()

Method Detail

lockDirectory

public void lockDirectory()
                   throws java.lang.InterruptedException

Description copied from interface: PGPCertificateDirectory.LockingMechanism

Lock the store for writes. Readers can continue to use the store and will always see consistent certs.

Specified by:

lockDirectory in interface PGPCertificateDirectory.LockingMechanism

Throws:

java.lang.InterruptedException - if the thread gets interrupted

tryLockDirectory

public boolean tryLockDirectory()

Description copied from interface: PGPCertificateDirectory.LockingMechanism

Try top lock the store for writes. Return false without locking the store in case the store was already locked.

Specified by:

tryLockDirectory in interface PGPCertificateDirectory.LockingMechanism

Returns:

true if locking succeeded, false otherwise

isLocked

public boolean isLocked()

Description copied from interface: PGPCertificateDirectory.LockingMechanism

Return true if the lock is in locked state.

Specified by:

isLocked in interface PGPCertificateDirectory.LockingMechanism

Returns:

true if locked

releaseDirectory

public void releaseDirectory()

Description copied from interface: PGPCertificateDirectory.LockingMechanism

Release the directory write-lock acquired via PGPCertificateDirectory.LockingMechanism.lockDirectory().

Specified by:

releaseDirectory in interface PGPCertificateDirectory.LockingMechanism