/**
* Copyright (C) 2011 Brian Ferris <bdferris@onebusaway.org>
*
* 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.onebusaway.transit_data_federation.impl.realtime.orbcad;
import java.io.IOException;
import java.io.InputStream;
import java.net.SocketException;
import java.net.URL;
import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;
import org.onebusaway.csv_entities.CsvEntityReader;
import org.onebusaway.csv_entities.schema.AnnotationDrivenEntitySchemaFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.jmx.export.annotation.ManagedResource;
@ManagedResource("org.onebusaway.transit_data_federation.impl.realtime.orbcad:name=OrbcadRecordHttpSource")
public class OrbcadRecordHttpSource extends AbstractOrbcadRecordSource {
private static Logger _log = LoggerFactory.getLogger(OrbcadRecordHttpSource.class);
private CsvEntityReader _reader;
private String _url;
public void setUrl(String url) {
_url = url;
}
/****
* Setup and Teardown
****/
@PostConstruct
public void start() throws SocketException, IOException {
_log.info("starting orbcad http download client");
super.start();
}
@PreDestroy
public void stop() throws IOException {
_log.info("stopping orbcad http download client");
super.stop();
}
/****
* Protected Methods
****/
protected void setup() {
_reader = new CsvEntityReader();
AnnotationDrivenEntitySchemaFactory entitySchemaFactory = new AnnotationDrivenEntitySchemaFactory();
entitySchemaFactory.addEntityClass(OrbcadRecord.class);
_reader.setEntitySchemaFactory(entitySchemaFactory);
_reader.addEntityHandler(new RecordHandler());
}
@Override
protected void handleRefresh() throws IOException {
URL url = new URL(_url);
InputStream in = url.openStream();
_reader.readEntities(OrbcadRecord.class, in);
in.close();
}
}