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The free Java library for Asterisk PBX integration.

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/*
 *  Copyright 2004-2006 Stefan Reuter
 *
 *  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 org.asteriskjava.manager.action;

import org.asteriskjava.manager.ExpectedResponse;
import org.asteriskjava.manager.response.PingResponse;

/**
 * The PingAction is used to keep the manager connection open and performs no operation.
 * Asterisk versions prior to 1.6 send a "Pong" response, since Asterisk 1.6 a
 * "Success" response is sent with a "Ping" property set to "Pong".
 *
 * @author srt
 * @version $Id$
 */
@ExpectedResponse(PingResponse.class)
public class PingAction extends AbstractManagerAction {
    /**
     * Serializable version identifier.
     */
    private static final long serialVersionUID = -2930397629192323391L;

    /**
     * Creates a new PingAction.
     */
    public PingAction() {
        super();
    }

    /**
     * Returns the name of this action, i.e. "Ping".
     */
    @Override
    public String getAction() {
        return "Ping";
    }
}