xref: /external/guava/guava-gwt/src-super/com/google/common/cache/super/com/google/common/cache/LongAdder.java

/*
 * Copyright (C) 2012 The Guava Authors
 *
 * 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 com.google.common.cache;

/**
 * GWT emulated version of LongAdder.
 *
 * @author Charles Fry
 */
class LongAdder implements LongAddable {

  private long value;

  public void increment() {
    value++;
  }

  public void add(long x) {
    value += x;
  }

  public long sum() {
    return value;
  }

}