/*
* Copyright 2010-2015 JetBrains s.r.o.
*
* Licensed 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.
*/
package org.jetbrains.kotlin.storage;
import org.jetbrains.annotations.
NotNull;
import java.util.concurrent.
TimeUnit;
import java.util.concurrent.locks.
Condition;
import java.util.concurrent.locks.
Lock;
/*package*/ class
NoLock implements
Lock {
public static final
Lock INSTANCE = new
NoLock();
private
NoLock() {
}
@
Override
public void
lock() {
// Do nothing
}
@
Override
public void
unlock() {
// Do nothing
}
@
Override
public void
lockInterruptibly() throws
InterruptedException {
throw new
UnsupportedOperationException("Should not be called");
}
@
Override
public boolean
tryLock() {
throw new
UnsupportedOperationException("Should not be called");
}
@
Override
public boolean
tryLock(long
time, @
NotNull TimeUnit unit) throws
InterruptedException {
throw new
UnsupportedOperationException("Should not be called");
}
@
NotNull
@
Override
public
Condition newCondition() {
throw new
UnsupportedOperationException("Should not be called");
}
}