public abstract class LockFactory extends Object
Base class for Locking implementation. Directory
uses
instances of this class to implement locking.
Note that there are some useful tools to verify that
your LockFactory is working correctly: VerifyingLockFactory
, LockStressTest
, LockVerifyServer
.
LockVerifyServer
,
LockStressTest
,
VerifyingLockFactory
Modifier and Type | Field and Description |
---|---|
protected String |
lockPrefix |
Constructor and Description |
---|
LockFactory() |
Modifier and Type | Method and Description |
---|---|
abstract void |
clearLock(String lockName)
Attempt to clear (forcefully unlock and remove) the
specified lock.
|
String |
getLockPrefix()
Get the prefix in use for all locks created in this LockFactory.
|
abstract Lock |
makeLock(String lockName)
Return a new Lock instance identified by lockName.
|
void |
setLockPrefix(String lockPrefix)
Set the prefix in use for all locks created in this
LockFactory.
|
protected String lockPrefix
public void setLockPrefix(String lockPrefix)
public String getLockPrefix()
public abstract Lock makeLock(String lockName)
lockName
- name of the lock to be created.public abstract void clearLock(String lockName) throws IOException
lockName
- name of the lock to be cleared.IOException
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