Event.java

package org.jdiameter.client.impl.app.cca;

import org.jdiameter.api.app.AppAnswerEvent;
import org.jdiameter.api.app.AppEvent;
import org.jdiameter.api.app.AppRequestEvent;
import org.jdiameter.api.app.StateEvent;
import org.jdiameter.api.cca.events.JCreditControlAnswer;
import org.jdiameter.api.cca.events.JCreditControlRequest;

public class Event implements StateEvent {

	public enum Type {

		SEND_INITIAL_REQUEST, RECEIVED_INITIAL_ANSWER,
		SEND_UPDATE_REQUEST, RECEIVED_UPDATE_ANSWER,
		SEND_TERMINATE_REQUEST,RECEIVED_TERMINATED_ANSWER,
		RECEIVED_RAR,SEND_RAA,Tx_TIMER_FIRED, 
		SEND_EVENT_REQUEST, RECEIVE_EVENT_ANSWER;
	}

	Type type;
	AppRequestEvent request;
	AppAnswerEvent answer;

	Event(Type type) {
		this.type = type;
	}

	Event(Type type, AppRequestEvent request, AppAnswerEvent answer) {
		this.type = type;
		this.answer = answer;
		this.request = request;
	}

	Event(boolean isRequest, JCreditControlRequest request,
			JCreditControlAnswer answer) {

		this.answer = answer;
		this.request = request;
		
		if(isRequest)
		{
			switch(request.getRequestTypeAVPValue())
			{
				case 1:
					type=Type.SEND_INITIAL_REQUEST;
					break;
				case 2:
					type=Type.SEND_UPDATE_REQUEST;
					break;
				case 3:
					type=Type.SEND_TERMINATE_REQUEST;
					break;
				case 4:
					type=Type.SEND_EVENT_REQUEST;
					break;
				default:
					throw new RuntimeException("Wrong CC-Request-Type value: " + request.getRequestTypeAVPValue());
		
			}
			
		}else
		{
			switch(answer.getRequestTypeAVPValue())
			{
				case 1:
					type=Type.RECEIVED_INITIAL_ANSWER;
					break;
				case 2:
					type=Type.RECEIVED_UPDATE_ANSWER;
					break;
				case 3:
					type=Type.RECEIVED_TERMINATED_ANSWER;
					break;
				case 4:
					type=Type.RECEIVE_EVENT_ANSWER;
					break;
				default:
					throw new RuntimeException("Wrong CC-Request-Type value: " + answer.getRequestTypeAVPValue());
			}
		}
		
	}

	public Enum getType() {
		return type;
	}

	public int compareTo(Object o) {
		return 0;
	}

	public Object getData() {
	  return request != null ? request : answer;
	}

	public void setData(Object data) {
		// FIXME: What should we do here?! Is it request or answer?
	}

	public AppEvent getRequest() {
		return request;
	}

	public AppEvent getAnswer() {
		return answer;
	}

	public <E> E encodeType(Class<E> eClass) {
		return eClass == Event.Type.class ? (E) type : null;
	}
}