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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.live.internal;

import org.asteriskjava.live.AgentState;
import org.asteriskjava.live.AsteriskAgent;
import org.asteriskjava.lock.Locker.LockCloser;

/**
 * Default implementation of the AsteriskAgent interface.
 *
 * @author Patrick Breucking
 * @version $Id$
 */
public class AsteriskAgentImpl extends AbstractLiveObject implements AsteriskAgent {
    private String name;
    private String agentId;
    private AgentState state;

    AsteriskAgentImpl(AsteriskServerImpl server, String name, String agentId, AgentState state) {
        super(server);
        if (server == null || name == null || agentId == null) {
            throw new IllegalArgumentException("Parameters passed to AsteriskAgentImpl() must not be null.");
        }
        this.name = name;
        this.agentId = agentId;
        this.state = state;
    }

    public String getName() {
        return name;
    }

    public String getAgentId() {
        return agentId;
    }

    public AgentState getState() {
        return state;
    }

    void updateState(AgentState state) {

        try (LockCloser closer = this.withLock()) {
            final AgentState oldState = this.state;
            this.state = state;
            firePropertyChange(PROPERTY_STATE, oldState, this.state);
        }
    }

    @Override
    public String toString() {
        final StringBuilder sb;

        sb = new StringBuilder("AsteriskAgent[");
        sb.append("agentId='").append(getAgentId()).append("',");
        sb.append("name='").append(getName()).append("',");
        sb.append("state=").append(getState()).append(",");
        sb.append("systemHashcode=").append(System.identityHashCode(this));
        sb.append("]");

        return sb.toString();
    }
}