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/*
* Copyright (c) 2013 The Android Open Source Project
*
* 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 com.android.ims;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map.Entry;
import java.util.Set;
import android.os.Bundle;
import android.os.Parcel;
import android.os.Parcelable;
import android.telecom.Call;
import android.telecom.Connection;
/**
* Provides the conference information (defined in RFC 4575) for IMS conference call.
*
* @hide
*/
public class ImsConferenceState implements Parcelable {
/**
* conference-info : user
*/
// user (String) : Tel or SIP URI
public static final String USER = "user";
// user > display text (String)
public static final String DISPLAY_TEXT = "display-text";
// user > endpoint (String) : URI or GRUU or Phone number
public static final String ENDPOINT = "endpoint";
// user > endpoint > status
public static final String STATUS = "status";
/**
* status-type (String) :
* "pending" : Endpoint is not yet in the session, but it is anticipated that he/she will
* join in the near future.
* "dialing-out" : Focus has dialed out to connect the endpoint to the conference,
* but the endpoint is not yet in the roster (probably being authenticated).
* "dialing-in" : Endpoint is dialing into the conference, not yet in the roster
* (probably being authenticated).
* "alerting" : PSTN alerting or SIP 180 Ringing was returned for the outbound call;
* endpoint is being alerted.
* "on-hold" : Active signaling dialog exists between an endpoint and a focus,
* but endpoint is "on-hold" for this conference, i.e., he/she is neither "hearing"
* the conference mix nor is his/her media being mixed in the conference.
* "connected" : Endpoint is a participant in the conference. Depending on the media policies,
* he/she can send and receive media to and from other participants.
* "disconnecting" : Focus is in the process of disconnecting the endpoint
* (e.g. in SIP a DISCONNECT or BYE was sent to the endpoint).
* "disconnected" : Endpoint is not a participant in the conference, and no active dialog
* exists between the endpoint and the focus.
* "muted-via-focus" : Active signaling dialog exists beween an endpoint and a focus and
* the endpoint can "listen" to the conference, but the endpoint's media is not being
* mixed into the conference.
* "connect-fail" : Endpoint fails to join the conference by rejecting the conference call.
*/
public static final String STATUS_PENDING = "pending";
public static final String STATUS_DIALING_OUT = "dialing-out";
public static final String STATUS_DIALING_IN = "dialing-in";
public static final String STATUS_ALERTING = "alerting";
public static final String STATUS_ON_HOLD = "on-hold";
public static final String STATUS_CONNECTED = "connected";
public static final String STATUS_DISCONNECTING = "disconnecting";
public static final String STATUS_DISCONNECTED = "disconnected";
public static final String STATUS_MUTED_VIA_FOCUS = "muted-via-focus";
public static final String STATUS_CONNECT_FAIL = "connect-fail";
/**
* conference-info : SIP status code (integer)
*/
public static final String SIP_STATUS_CODE = "sipstatuscode";
public HashMap<String, Bundle> mParticipants = new HashMap<String, Bundle>();
public ImsConferenceState() {
}
public ImsConferenceState(Parcel in) {
readFromParcel(in);
}
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(Parcel out, int flags) {
out.writeInt(mParticipants.size());
if (mParticipants.size() > 0) {
Set<Entry<String, Bundle>> entries = mParticipants.entrySet();
if (entries != null) {
Iterator<Entry<String, Bundle>> iterator = entries.iterator();
while (iterator.hasNext()) {
Entry<String, Bundle> entry = iterator.next();
out.writeString(entry.getKey());
out.writeParcelable(entry.getValue(), 0);
}
}
}
}
private void readFromParcel(Parcel in) {
int size = in.readInt();
for (int i = 0; i < size; ++i) {
String user = in.readString();
Bundle state = in.readParcelable(null);
mParticipants.put(user, state);
}
}
public static final Creator<ImsConferenceState> CREATOR =
new Creator<ImsConferenceState>() {
@Override
public ImsConferenceState createFromParcel(Parcel in) {
return new ImsConferenceState(in);
}
@Override
public ImsConferenceState[] newArray(int size) {
return new ImsConferenceState[size];
}
};
/**
* Translates an {@code ImsConferenceState} status type to a telecom connection state.
*
* @param status The status type.
* @return The corresponding {@link android.telecom.Connection} state.
*/
public static int getConnectionStateForStatus(String status) {
if (status.equals(STATUS_PENDING)) {
return Connection.STATE_INITIALIZING;
} else if (status.equals(STATUS_DIALING_IN)) {
return Connection.STATE_RINGING;
} else if (status.equals(STATUS_ALERTING) ||
status.equals(STATUS_DIALING_OUT)) {
return Connection.STATE_DIALING;
} else if (status.equals(STATUS_ON_HOLD)) {
return Connection.STATE_HOLDING;
} else if (status.equals(STATUS_CONNECTED) ||
status.equals(STATUS_MUTED_VIA_FOCUS) ||
status.equals(STATUS_DISCONNECTING)) {
return Connection.STATE_ACTIVE;
} else if (status.equals(STATUS_DISCONNECTED)) {
return Connection.STATE_DISCONNECTED;
}
return Call.STATE_ACTIVE;
}
}
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