+++ /dev/null
-package org.apache.lucene.store;
-
-/**
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import java.io.IOException;
-
-/**
- * Use this {@link LockFactory} to disable locking entirely.
- * Only one instance of this lock is created. You should call {@link
- * #getNoLockFactory()} to get the instance.
- *
- * @see LockFactory
- */
-
-public class NoLockFactory extends LockFactory {
-
- // Single instance returned whenever makeLock is called.
- private static NoLock singletonLock = new NoLock();
- private static NoLockFactory singleton = new NoLockFactory();
-
- /**
- * @deprecated This constructor was not intended to be public and should not be used.
- * It will be made private in Lucene 4.0
- * @see #getNoLockFactory()
- */
- // make private in 4.0!
- @Deprecated
- public NoLockFactory() {}
-
- public static NoLockFactory getNoLockFactory() {
- return singleton;
- }
-
- @Override
- public Lock makeLock(String lockName) {
- return singletonLock;
- }
-
- @Override
- public void clearLock(String lockName) {}
-}
-
-class NoLock extends Lock {
- @Override
- public boolean obtain() throws IOException {
- return true;
- }
-
- @Override
- public void release() {
- }
-
- @Override
- public boolean isLocked() {
- return false;
- }
-
- @Override
- public String toString() {
- return "NoLock";
- }
-}