SimpleCounterWorker.java

/* Copyright (c) 2009 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.appengine.demos.taskqueueexamples;

import java.io.IOException;

import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Task Queue worker servlet that offsets a counter by a delta.
 */
public class SimpleCounterWorker extends HttpServlet {
  public void doPost(HttpServletRequest req, HttpServletResponse resp)
      throws IOException {
    Counter.createOrIncrement(
        req.getParameter("name"),
        Integer.parseInt(req.getParameter("delta")));
  }
}