org.apache.hudi.common.data.HoodieAtomicLongAccumulator Maven / Gradle / Ivy
/*
* 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.
*/
package org.apache.hudi.common.data;
import java.util.concurrent.atomic.AtomicLong;
/**
* An accumulator on counts based on {@link AtomicLong} implementation.
*/
public class HoodieAtomicLongAccumulator extends HoodieAccumulator {
private final AtomicLong accumulator;
private HoodieAtomicLongAccumulator() {
accumulator = new AtomicLong(0L);
}
public static HoodieAtomicLongAccumulator create() {
return new HoodieAtomicLongAccumulator();
}
@Override
public long value() {
return accumulator.get();
}
@Override
public void add(long increment) {
accumulator.addAndGet(increment);
}
}