/**
* $RCSfile: ,v $
* $Revision: $
* $Date: $
*
* Copyright (C) 2004-2011 Jive Software. All rights reserved.
*
* 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 net.java.sipmack.sip;
import net.java.sipmack.sip.event.CallListener;
import net.java.sipmack.sip.event.CallStateEvent;
import javax.sip.Dialog;
import javax.sip.message.Request;
import java.util.Enumeration;
import java.util.Hashtable;
class CallDispatcher implements CallListener {
/**
* All currently active calls.
*/
Hashtable<Integer, Call> calls = new Hashtable<Integer, Call>();
Call createCall(Dialog dialog, Request initialRequest) {
Call call = null;
if (dialog.getDialogId() != null) {
call = findCall(dialog);
}
if (call == null) {
call = new Call();
}
call.setDialog(dialog);
call.setInitialRequest(initialRequest);
// call.setState(Call.DIALING);
calls.put(Integer.valueOf(call.getID()), call);
call.addStateChangeListener(this);
return call;
}
Call getCall(int id) {
return (Call) calls.get(Integer.valueOf(id));
}
/**
* Find the call that contains the specified dialog.
*
* @param dialog the dialog whose containg call is to be found
* @return the call that contains the specified dialog.
*/
Call findCall(Dialog dialog) {
if (dialog == null) {
return null;
}
synchronized (calls) {
Enumeration<Call> callsEnum = calls.elements();
while (callsEnum.hasMoreElements()) {
Call item = (Call) callsEnum.nextElement();
if (item.getDialog().getCallId().equals(dialog.getCallId())) {
return item;
}
}
}
return null;
}
/**
* Find the call with the specified CallID header value.
*
* @param callId the CallID header value of the searched call.
* @return the call with the specified CallID header value.
*/
Call findCall(String callId) {
if (callId == null) {
return null;
}
synchronized (calls) {
Enumeration<Call> callsEnum = calls.elements();
while (callsEnum.hasMoreElements()) {
Call item = (Call) callsEnum.nextElement();
if (item.getDialog().getCallId().equals(callId)) {
return item;
}
}
}
return null;
}
Object[] getAllCalls() {
return calls.keySet().toArray();
}
private void removeCall(Call call) {
calls.remove(Integer.valueOf(call.getID()));
}
// ================================ DialogListener =================
public void callStateChanged(CallStateEvent evt) {
if (evt.getNewState().equals(Call.DISCONNECTED)) {
removeCall(evt.getSourceCall());
}
}
}