Package org.apache.lucene.store
Class SingleInstanceLockFactory
java.lang.Object
org.apache.lucene.store.LockFactory
org.apache.lucene.store.SingleInstanceLockFactory
Implements
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.- See Also:
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Field Summary
Fields inherited from class org.apache.lucene.store.LockFactory
lockPrefix
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Constructor Summary
Constructors -
Method Summary
Methods inherited from class org.apache.lucene.store.LockFactory
getLockPrefix, setLockPrefix
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Constructor Details
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SingleInstanceLockFactory
public SingleInstanceLockFactory()
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Method Details
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makeLock
Description copied from class:LockFactory
Return a new Lock instance identified by lockName.- Specified by:
makeLock
in classLockFactory
- Parameters:
lockName
- name of the lock to be created.
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clearLock
Description copied from class:LockFactory
Attempt to clear (forcefully unlock and remove) the specified lock. Only call this at a time when you are certain this lock is no longer in use.- Specified by:
clearLock
in classLockFactory
- Parameters:
lockName
- name of the lock to be cleared.- Throws:
IOException
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