/*
 * Copyright 2006 the original author or 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 org.wamblee.mythtv;

import java.io.Serializable;
import java.util.Date;

import javax.persistence.Column;
import javax.persistence.Embeddable;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;

/**
 * 
 */
@Embeddable
public class RecordingPk implements Serializable {
    public Channel _channel;
    public Date _starttime;
    
    public RecordingPk() { 
        // Empty
    }
    
    /**
     * @return the channel
     */
    @ManyToOne
    @JoinColumn(name="chanid")
    public Channel getChannel() {
        return _channel;
    }
    
    /**
     * @param aChannel the channel to set
     */
    public void setChannel(Channel aChannel) {
        _channel = aChannel;
    }
    
    /**
     * @return the starttime
     */
    @Column(name="starttime")
    @Temporal(TemporalType.TIMESTAMP)
    public Date getStartTime() {
        return _starttime;
    }

    /**
     * @param aStarttime the starttime to set
     */
    public void setStartTime(Date aStarttime) {
        _starttime = aStarttime;
    }
    
    /* (non-Javadoc)
     * @see java.lang.Object#equals(java.lang.Object)
     */
    @Override
    public boolean equals(Object aObj) {
        if ( aObj == null ) { 
            return false; 
        }
        if ( !(aObj instanceof RecordingPk)) { 
            return false; 
        }
        RecordingPk pk = (RecordingPk) aObj;
        return _channel.equals(pk._channel) && _starttime.equals(pk._starttime);   
    }
    
    /* (non-Javadoc)
     * @see java.lang.Object#hashCode()
     */
    @Override
    public int hashCode() {
        return _channel.hashCode() + _starttime.hashCode(); 
    }
}