Counter.java example

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/*
 * Copyright (C) 2006 Google Inc.
 *
 * 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.inject.struts2.example;

import com.google.inject.servlet.SessionScoped;

/** Session-scoped counter. */
@SessionScoped
public class Counter {

  int count = 0;

  /** Increments the count and returns the new value. */
  public synchronized int increment() {
    return count++;
  }
}