/**
* Licensed to The Apereo Foundation under one or more contributor license
* agreements. See the NOTICE file distributed with this work for additional
* information regarding copyright ownership.
*
*
* The Apereo Foundation licenses this file to you under the Educational
* Community 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://opensource.org/licenses/ecl2.txt
*
* 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.opencastproject.silencedetection.endpoint;
import org.opencastproject.job.api.JaxbJob;
import org.opencastproject.job.api.Job;
import org.opencastproject.job.api.JobProducer;
import org.opencastproject.mediapackage.MediaPackageElementParser;
import org.opencastproject.mediapackage.Track;
import org.opencastproject.rest.AbstractJobProducerEndpoint;
import org.opencastproject.serviceregistry.api.ServiceRegistry;
import org.opencastproject.silencedetection.api.SilenceDetectionService;
import org.opencastproject.util.doc.rest.RestParameter;
import org.opencastproject.util.doc.rest.RestQuery;
import org.opencastproject.util.doc.rest.RestResponse;
import org.opencastproject.util.doc.rest.RestService;
import java.util.List;
import javax.servlet.http.HttpServletResponse;
import javax.ws.rs.FormParam;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
/**
* SilenceDetectionService REST Endpoint.
*/
@Path("/")
@RestService(name = "SilenceDetectionServiceEndpoint", title = "Silence Detection Service REST Endpoint",
abstractText = "Detect silent sequences in audio file.",
notes = {"All paths above are relative to the REST endpoint base (something like http://your.server/silencedetection)"})
public class SilenceDetectionServiceEndpoint extends AbstractJobProducerEndpoint {
private SilenceDetectionService silenceDetectionService;
private ServiceRegistry serviceRegistry;
@POST
@Path("/detect")
@Produces({MediaType.APPLICATION_XML})
@RestQuery(name = "detect", description = "Create silence detection job.",
returnDescription = "Silence detection job.",
restParameters = {
@RestParameter(name = "track", type = RestParameter.Type.TEXT,
description = "Track where to run silence detection.", isRequired = true),
@RestParameter(name = "referenceTracks", type = RestParameter.Type.TEXT,
description = "Tracks referenced by resulting smil (as sources).", isRequired = false)
},
reponses = {
@RestResponse(description = "Silence detection job created successfully.", responseCode = HttpServletResponse.SC_OK),
@RestResponse(description = "Create silence detection job failed.", responseCode = HttpServletResponse.SC_INTERNAL_SERVER_ERROR)
})
public Response detect(@FormParam("track") String trackXml, @FormParam("referenceTracks") String referenceTracksXml) {
try {
Track track = (Track) MediaPackageElementParser.getFromXml(trackXml);
Job job = null;
if (referenceTracksXml != null) {
List<Track> referenceTracks = null;
referenceTracks = (List<Track>) MediaPackageElementParser.getArrayFromXml(referenceTracksXml);
job = silenceDetectionService.detect(track, referenceTracks.toArray(new Track[referenceTracks.size()]));
} else {
job = silenceDetectionService.detect(track);
}
return Response.ok(new JaxbJob(job)).build();
} catch (Exception ex) {
return Response.serverError().entity(ex.getMessage()).build();
}
}
@Override
public JobProducer getService() {
if (silenceDetectionService instanceof JobProducer) {
return (JobProducer) silenceDetectionService;
} else {
return null;
}
}
@Override
public ServiceRegistry getServiceRegistry() {
return serviceRegistry;
}
public void setSilenceDetectionService(SilenceDetectionService silenceDetectionService) {
this.silenceDetectionService = silenceDetectionService;
}
public void setServiceRegistry(ServiceRegistry serviceRegistry) {
this.serviceRegistry = serviceRegistry;
}
}