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Payload Negotiation Refactoring and bug fixes 

git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@7362 b35dd754-fafc-0310-a699-88a17e54d16e
This commit is contained in:
Thiago Camargo 2007-03-03 03:48:59 +00:00 committed by thiago
parent 945561242a
commit 76bd42da26
7 changed files with 109 additions and 61 deletions
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5
jingle/extension/source/org/jivesoftware/smackx/jingle/media/JingleMediaManager.java
View File

@ -43,11 +43,6 @@ public abstract class JingleMediaManager {
*/
public abstract List<PayloadType> getPayloads();
/**
* Get the preferred Payload Type
*/
public abstract PayloadType getPreferredPayloadType();
/**
* Create a Media Session Implementation
*

107
jingle/extension/source/org/jivesoftware/smackx/jingle/media/MediaNegotiator.java
View File

@ -1,3 +1,22 @@
/**
* $RCSfile$
* $Revision: 7329 $
* $Date: 2007-02-28 20:59:28 -0300 (qua, 28 fev 2007) $
*
* Copyright 2003-2005 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 org.jivesoftware.smackx.jingle.media;
import org.jivesoftware.smack.XMPPException;
@ -17,12 +36,13 @@ import java.util.List;
/**
* Manager for jmf descriptor negotiation.
*
*
* <p/>
* <p/>
* This class is responsible for managing the descriptor negotiation process,
* handling all the xmpp packets interchange and the stage control.
*
*
* @author Alvaro Saurin
* @author Thiago Camargo
*/
public class MediaNegotiator extends JingleNegotiator {
@ -90,31 +110,37 @@ public class MediaNegotiator extends JingleNegotiator {
// With a null packet, we are just inviting the other end...
setState(inviting);
jout = getState().eventInvite();
} else {
}
else {
if (iq instanceof Jingle) {
// If there is no specific jmf action associated, then we
// are being invited to a new session...
setState(accepting);
jout = getState().eventInitiate((Jingle) iq);
} else {
}
else {
throw new IllegalStateException(
"Invitation IQ received is not a Jingle packet in Media negotiator.");
}
}
} else {
}
else {
if (iq == null) {
return null;
} else {
}
else {
if (iq.getType().equals(IQ.Type.ERROR)) {
// Process errors
getState().eventError(iq);
} else if (iq.getType().equals(IQ.Type.RESULT)) {
}
else if (iq.getType().equals(IQ.Type.RESULT)) {
// Process ACKs
if (isExpectedId(iq.getPacketID())) {
jout = getState().eventAck(iq);
removeExpectedId(iq.getPacketID());
}
} else if (iq instanceof Jingle) {
}
else if (iq instanceof Jingle) {
// Get the action from the Jingle packet
Jingle jin = (Jingle) iq;
Jingle.Action action = jin.getAction();
@ -122,11 +148,14 @@ public class MediaNegotiator extends JingleNegotiator {
if (action != null) {
if (action.equals(Jingle.Action.CONTENTACCEPT)) {
jout = getState().eventAccept(jin);
} else if (action.equals(Jingle.Action.CONTENTDECLINE)) {
}
else if (action.equals(Jingle.Action.CONTENTDECLINE)) {
jout = getState().eventDecline(jin);
} else if (action.equals(Jingle.Action.DESCRIPTIONINFO)) {
}
else if (action.equals(Jingle.Action.DESCRIPTIONINFO)) {
jout = getState().eventInfo(jin);
} else if (action.equals(Jingle.Action.CONTENTMODIFY)) {
}
else if (action.equals(Jingle.Action.CONTENTMODIFY)) {
jout = getState().eventModify(jin);
}
// Any unknown action will be ignored: it is not a msg
@ -139,7 +168,8 @@ public class MediaNegotiator extends JingleNegotiator {
// Save the Id for any ACK
if (id != null) {
addExpectedId(id);
} else {
}
else {
if (jout != null) {
addExpectedId(jout.getPacketID());
}
@ -169,8 +199,8 @@ public class MediaNegotiator extends JingleNegotiator {
// Payload types
private PayloadType.Audio calculateBestCommonAudioPt(List remoteAudioPts) {
final ArrayList commonAudioPtsHere = new ArrayList();
final ArrayList commonAudioPtsThere = new ArrayList();
final ArrayList<PayloadType> commonAudioPtsHere = new ArrayList<PayloadType>();
final ArrayList<PayloadType> commonAudioPtsThere = new ArrayList<PayloadType>();
PayloadType.Audio result = null;
if (!remoteAudioPts.isEmpty()) {
@ -181,26 +211,28 @@ public class MediaNegotiator extends JingleNegotiator {
commonAudioPtsThere.retainAll(localAudioPts);
if (!commonAudioPtsHere.isEmpty() && !commonAudioPtsThere.isEmpty()) {
PayloadType.Audio bestPtHere = (PayloadType.Audio) commonAudioPtsHere
.get(0);
PayloadType.Audio bestPtThere = (PayloadType.Audio) commonAudioPtsThere
.get(0);
// If both match, use it
if (bestPtHere.equals(bestPtThere)) {
result = bestPtHere;
} else {
// Otherwise, use the one of the initiator...
// FIXME: this is an invented behavior!!!
String initiator = session.getInitiator();
String me = session.getConnection().getUser();
PayloadType.Audio bestPtHere = null;
if (initiator.equals(me)) {
result = bestPtHere;
} else {
result = bestPtThere;
if (bestPtHere == null)
for (PayloadType payloadType : commonAudioPtsHere)
if (payloadType instanceof PayloadType.Audio) {
bestPtHere = (PayloadType.Audio) payloadType;
break;
}
PayloadType.Audio bestPtThere = null;
for (PayloadType payloadType : commonAudioPtsThere)
if (payloadType instanceof PayloadType.Audio) {
bestPtThere = (PayloadType.Audio) payloadType;
break;
}
}
if (session.getInitiator().equals(session.getConnection().getUser()))
result = bestPtHere;
else
result = bestPtThere;
}
}
@ -332,6 +364,7 @@ public class MediaNegotiator extends JingleNegotiator {
* First stage when we send a session request.
*/
public class Inviting extends JingleNegotiator.State {
public Inviting(MediaNegotiator neg) {
super(neg);
}
@ -391,7 +424,8 @@ public class MediaNegotiator extends JingleNegotiator {
// and send an accept if we havee an agreement...
if (bestCommonAudioPt != null) {
response = createAcceptMessage();
} else {
}
else {
throw new JingleException(JingleError.NO_COMMON_PAYLOAD);
}
@ -407,6 +441,7 @@ public class MediaNegotiator extends JingleNegotiator {
* accepts or not...
*/
public class Pending extends JingleNegotiator.State {
public Pending(MediaNegotiator neg) {
super(neg);
}
@ -441,7 +476,8 @@ public class MediaNegotiator extends JingleNegotiator {
if (oldBestCommonAudioPt == null || ptChange) {
response = createAcceptMessage();
}
} else {
}
else {
throw new JingleException(JingleError.NO_COMMON_PAYLOAD);
}
}
@ -481,7 +517,8 @@ public class MediaNegotiator extends JingleNegotiator {
}
}
} else if (offeredPayloads.size() > 1) {
}
else if (offeredPayloads.size() > 1) {
throw new JingleException(JingleError.MALFORMED_STANZA);
}
}

24
jingle/extension/source/org/jivesoftware/smackx/packet/JingleError.java
View File

@ -1,3 +1,23 @@
/**
* $RCSfile$
* $Revision: 7329 $
* $Date: 2007-02-28 20:59:28 -0300 (qua, 28 fev 2007) $
*
* Copyright 2003-2005 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 org.jivesoftware.smackx.packet;
import org.jivesoftware.smack.packet.PacketExtension;
@ -19,7 +39,7 @@ public class JingleError implements PacketExtension {
// Non standard error messages
public static final JingleError NO_COMMON_PAYLOAD = new JingleError(
"no-common-payload");
"unsupported-codecs");
public static final JingleError NEGOTIATION_ERROR = new JingleError(
"negotiation-error");
@ -76,7 +96,7 @@ public class JingleError implements PacketExtension {
return UNSUPPORTED_CONTENT;
} else if (value.equals("unsupported-transports")) {
return UNSUPPORTED_TRANSPORTS;
} else if (value.equals("no-common-payload")) {
} else if (value.equals("unsupported-codecs")) {
return NO_COMMON_PAYLOAD;
} else if (value.equals("negotiation-error")) {
return NEGOTIATION_ERROR;

2
jingle/extension/test/org/jivesoftware/smackx/jingle/JingleManagerTest.java
View File

@ -849,7 +849,7 @@ public class JingleManagerTest extends SmackTestCase {
return new ArrayList();
}
public PayloadType getPreferredPayloadType() {
public PayloadType.Audio getPreferredAudioPayloadType() {
return null;
}

10
jingle/media/source/org/jivesoftware/jingleaudio/jmf/JmfMediaManager.java
View File

@ -78,15 +78,7 @@ public class JmfMediaManager extends JingleMediaManager {
public List<PayloadType> getPayloads() {
return payloads;
}
/**
* Get the preferred Payload Type
*/
public PayloadType getPreferredPayloadType() {
//TODO a better way to choose the preferred Payload
return payloads.size() > 0 ? payloads.get(0) : null;
}
/**
* Runs JMFInit the first time the application is started so that capture
* devices are properly detected and initialized by JMF.

9
jingle/media/source/org/jivesoftware/jingleaudio/jspeex/SpeexMediaManager.java
View File

@ -65,14 +65,7 @@ public class SpeexMediaManager extends JingleMediaManager {
public List<PayloadType> getPayloads() {
return payloads;
}
/**
* Get the preferred Payload Type
*/
public PayloadType getPreferredPayloadType() {
return payloads.size() > 0 ? payloads.get(0) : null;
}
/**
* Runs JMFInit the first time the application is started so that capture
* devices are properly detected and initialized by JMF.

13
jingle/media/test/JingleMediaTest.java
View File

@ -15,6 +15,7 @@ import org.jivesoftware.smackx.jingle.media.JingleMediaManager;
import org.jivesoftware.smackx.jingle.nat.BridgedTransportManager;
import org.jivesoftware.smackx.jingle.nat.ICETransportManager;
import org.jivesoftware.smackx.jingle.nat.STUNTransportManager;
import org.jivesoftware.smackx.jingle.nat.BasicTransportManager;
import javax.media.MediaLocator;
import javax.media.format.AudioFormat;
@ -109,6 +110,7 @@ public class JingleMediaTest extends SmackTestCase {
XMPPConnection x0 = getConnection(0);
XMPPConnection x1 = getConnection(1);
/*
ICETransportManager icetm0 = new ICETransportManager(x0, "jivesoftware.com", 3478);
ICETransportManager icetm1 = new ICETransportManager(x1, "jivesoftware.com", 3478);
@ -119,11 +121,20 @@ public class JingleMediaTest extends SmackTestCase {
jm0.addCreationListener(icetm0);
jm1.addCreationListener(icetm1);
*/
final JingleManager jm0 = new JingleManager(
x0, new BasicTransportManager());
final JingleManager jm1 = new JingleManager(
x1, new BasicTransportManager());
MultiMediaManager jingleMediaManager0 = new MultiMediaManager();
jingleMediaManager0.addMediaManager(new SpeexMediaManager());
jingleMediaManager0.addMediaManager(new JmfMediaManager());
JingleMediaManager jingleMediaManager1 = new JmfMediaManager();
jingleMediaManager0.addMediaManager(new JmfMediaManager());
MultiMediaManager jingleMediaManager1 = new MultiMediaManager();
jingleMediaManager1.addMediaManager(new JmfMediaManager());
jingleMediaManager1.addMediaManager(new SpeexMediaManager());
jm0.setMediaManager(jingleMediaManager0);
jm1.setMediaManager(jingleMediaManager1);