/**
* Copyright 2005-2011 Noelios Technologies.
*
* The contents of this file are subject to the terms of one of the following
* open source licenses: LGPL 3.0 or LGPL 2.1 or CDDL 1.0 or EPL 1.0 (the
* "Licenses"). You can select the license that you prefer but you may not use
* this file except in compliance with one of these Licenses.
*
* You can obtain a copy of the LGPL 3.0 license at
* http://www.opensource.org/licenses/lgpl-3.0.html
*
* You can obtain a copy of the LGPL 2.1 license at
* http://www.opensource.org/licenses/lgpl-2.1.php
*
* You can obtain a copy of the CDDL 1.0 license at
* http://www.opensource.org/licenses/cddl1.php
*
* You can obtain a copy of the EPL 1.0 license at
* http://www.opensource.org/licenses/eclipse-1.0.php
*
* See the Licenses for the specific language governing permissions and
* limitations under the Licenses.
*
* Alternatively, you can obtain a royalty free commercial license with less
* limitations, transferable or non-transferable, directly at
* http://www.noelios.com/products/restlet-engine
*
* Restlet is a registered trademark of Noelios Technologies.
*/
package org.restlet.ext.sip.internal;
import org.restlet.Response;
import org.restlet.Server;
import org.restlet.data.Parameter;
import org.restlet.engine.connector.Connection;
import org.restlet.engine.connector.ServerOutboundWay;
import org.restlet.engine.header.DateWriter;
import org.restlet.engine.header.HeaderConstants;
import org.restlet.engine.io.IoState;
import org.restlet.ext.sip.SipRecipientInfo;
import org.restlet.ext.sip.SipRequest;
import org.restlet.ext.sip.SipResponse;
import org.restlet.util.Series;
/**
* SIP server outbound way.
*
* @author Jerome Louvel
*/
public class SipServerOutboundWay extends ServerOutboundWay {
/**
* Constructor.
*
* @param connection
* The parent connection.
* @param bufferSize
* The byte buffer size.
*/
public SipServerOutboundWay(Connection<Server> connection, int bufferSize) {
super(connection, bufferSize);
}
@Override
protected void addResponseHeaders(Series<Parameter> headers) {
SipRequest sipRequest = (SipRequest) getMessage().getRequest();
SipResponse sipResponse = (SipResponse) getMessage();
if (!sipResponse.getSipRecipientsInfo().isEmpty()) {
for (SipRecipientInfo recipient : sipResponse
.getSipRecipientsInfo()) {
// Generate one Via header per recipient
headers.add(HeaderConstants.HEADER_VIA,
SipRecipientInfoWriter.write(recipient));
}
}
if (sipRequest.getCallId() != null) {
headers.add(SipConstants.HEADER_CALL_ID, sipRequest.getCallId());
}
if (sipRequest.getCommandSequence() != null) {
headers.add(SipConstants.HEADER_CALL_SEQ,
sipRequest.getCommandSequence());
}
if (sipRequest.getFrom() != null) {
headers.add(HeaderConstants.HEADER_FROM,
AddressWriter.write(sipRequest.getFrom()));
}
if (sipRequest.getTo() != null) {
headers.add(SipConstants.HEADER_TO,
AddressWriter.write(sipRequest.getTo()));
}
if (sipResponse.getAlertInfo() != null) {
headers.add(SipConstants.HEADER_ALERT_INFO,
AddressWriter.write(sipResponse.getAlertInfo()));
}
if (!sipResponse.getAllowedEventTypes().isEmpty()) {
headers.add(SipConstants.HEADER_ALLOW_EVENTS,
EventTypeWriter.write(sipResponse.getAllowedEventTypes()));
}
if (!sipResponse.getCalleeInfo().isEmpty()) {
headers.add(SipConstants.HEADER_CALL_INFO,
AddressWriter.write(sipResponse.getCalleeInfo()));
}
if (!sipResponse.getContacts().isEmpty()) {
headers.add(SipConstants.HEADER_CONTACT,
ContactInfoWriter.write(sipResponse.getContacts()));
}
if (sipResponse.getErrorInfo() != null) {
headers.add(SipConstants.HEADER_ERROR_INFO,
AddressWriter.write(sipResponse.getErrorInfo()));
}
if (sipResponse.getEvent() != null) {
headers.add(SipConstants.HEADER_EVENT,
EventWriter.write(sipResponse.getEvent()));
}
if (sipResponse.getMimeVersion() != null) {
headers.add(SipConstants.HEADER_MIME_VERSION,
sipResponse.getMimeVersion());
}
if (sipResponse.getMinExpires() != null) {
headers.add(SipConstants.HEADER_MIN_EXPIRES,
sipResponse.getMinExpires());
}
if (sipResponse.getOrganization() != null) {
headers.add(SipConstants.HEADER_ORGANIZATION,
sipResponse.getOrganization());
}
if (!sipResponse.getRecordedRoutes().isEmpty()) {
headers.add(SipConstants.HEADER_RECORD_ROUTE,
AddressWriter.write(sipResponse.getRecordedRoutes()));
}
if (sipResponse.getReplyTo() != null) {
headers.add(SipConstants.HEADER_REPLY_TO,
AddressWriter.write(sipResponse.getReplyTo()));
}
if (sipResponse.getRetryAfter() != null) {
headers.add(SipConstants.HEADER_RETRY_AFTER,
DateWriter.write(sipResponse.getRetryAfter()));
}
if (sipResponse.getSipTag() != null) {
headers.add(SipConstants.HEADER_SIP_ETAG, sipResponse.getSipTag()
.format());
}
if (!sipResponse.getSupported().isEmpty()) {
headers.add(SipConstants.HEADER_SUPPORTED,
OptionTagWriter.write(sipResponse.getSupported()));
}
if (!sipResponse.getUnsupported().isEmpty()) {
headers.add(SipConstants.HEADER_UNSUPPORTED,
OptionTagWriter.write(sipResponse.getUnsupported()));
}
super.addResponseHeaders(headers);
}
@Override
protected void handle(Response response) {
setMessage(response);
setIoState(IoState.INTEREST);
}
@Override
public boolean isEmpty() {
return super.isEmpty() && (getMessage() == null);
}
@Override
public void updateState() {
// Update the IO state if necessary
if ((getIoState() == IoState.IDLE) && !isEmpty()) {
setIoState(IoState.INTEREST);
}
super.updateState();
}
}