contribs.mx.LongCounter Maven / Gradle / Ivy
/*
* jets3t : Java Extra-Tasty S3 Toolkit (for Amazon S3 online storage service)
* This is a java.net project, see https://jets3t.dev.java.net/
*
* Copyright 2009 Doug MacEachern
*
* 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 contribs.mx;
final class LongCounter {
private final Object lock = new Object();
private long value = 0;
void increment() {
synchronized (this.lock) {
this.value++;
}
}
long getValue() {
synchronized (this.lock) {
return this.value;
}
}
}