1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.internal.telephony.sip;
18
19import com.android.internal.telephony.Call;
20import com.android.internal.telephony.CallStateException;
21import com.android.internal.telephony.Connection;
22import com.android.internal.telephony.Phone;
23
24import android.net.sip.SipManager;
25import java.util.ArrayList;
26import java.util.Iterator;
27import java.util.List;
28
29abstract class SipCallBase extends Call {
30    protected List<Connection> connections = new ArrayList<Connection>();
31
32    protected abstract void setState(State newState);
33
34    public List<Connection> getConnections() {
35        // FIXME should return Collections.unmodifiableList();
36        return connections;
37    }
38
39    public boolean isMultiparty() {
40        return connections.size() > 1;
41    }
42
43    public String toString() {
44        return state.toString() + ":" + super.toString();
45    }
46
47    void clearDisconnected() {
48        for (Iterator<Connection> it = connections.iterator(); it.hasNext(); ) {
49            Connection c = it.next();
50            if (c.getState() == State.DISCONNECTED) it.remove();
51        }
52
53        if (connections.isEmpty()) setState(State.IDLE);
54    }
55}
56