public class SingleInstanceLockFactory extends LockFactory
LockFactory
for a single in-process instance,
meaning all locking will take place through this one instance.
Only use this LockFactory
when you are certain all
IndexReaders and IndexWriters for a given index are running
against a single shared in-process Directory instance. This is
currently the default locking for RAMDirectory.LockFactory
lockPrefix
Constructor | Description |
---|---|
SingleInstanceLockFactory() |
Modifier and Type | Method | Description |
---|---|---|
void |
clearLock(String lockName) |
Attempt to clear (forcefully unlock and remove) the
specified lock.
|
Lock |
makeLock(String lockName) |
Return a new Lock instance identified by lockName.
|
getLockPrefix, setLockPrefix
public Lock makeLock(String lockName)
LockFactory
makeLock
in class LockFactory
lockName
- name of the lock to be created.public void clearLock(String lockName) throws IOException
LockFactory
clearLock
in class LockFactory
lockName
- name of the lock to be cleared.IOException
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