org.drools.core.util.AtomicBitwiseLong Maven / Gradle / Ivy
/*
* Copyright 2015 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*
* 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.drools.core.util;
import java.util.concurrent.atomic.AtomicLong;
public class AtomicBitwiseLong extends AtomicLong {
public AtomicBitwiseLong(long initialValue) {
super(initialValue);
}
public AtomicBitwiseLong() {
super();
}
public long getAndBitwiseOr(long mask) {
while (true) {
long current = get();
if (compareAndSet(current, current | mask ) ) {
return current;
}
}
}
public long getAndBitwiseAnd(long mask) {
while (true) {
long current = get();
if (compareAndSet(current, current & mask ) ) {
return current;
}
}
}
public long getAndBitwiseXor(long mask) {
while (true) {
long current = get();
if (compareAndSet(current, current ^ mask ) ) {
return current;
}
}
}
public long getAndBitwiseReset(long mask) {
while (true) {
long current = get();
if (compareAndSet(current, current & (~mask) ) ) {
return current;
}
}
}
}