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/*
* Copyright 2015 Open Networking Laboratory
*
* 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.onosproject.driver;
import org.apache.felix.scr.annotations.Activate;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Deactivate;
import org.apache.felix.scr.annotations.Reference;
import org.apache.felix.scr.annotations.ReferenceCardinality;
import org.apache.felix.scr.annotations.Service;
import org.onosproject.net.driver.DefaultDriverProviderService;
import org.onosproject.net.driver.DriverAdminService;
import org.onosproject.net.driver.DriverProvider;
import org.onosproject.net.driver.XmlDriverLoader;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.InputStream;
/**
* Bootstrap for built in drivers.
*/
@Service
@Component(immediate = false)
public class DefaultDrivers implements DefaultDriverProviderService {
private final Logger log = LoggerFactory.getLogger(getClass());
private static final String DRIVERS_XML = "/onos-drivers.xml";
private DriverProvider provider;
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
protected DriverAdminService driverAdminService;
@Activate
protected void activate() {
ClassLoader classLoader = getClass().getClassLoader();
try {
InputStream stream = classLoader.getResourceAsStream(DRIVERS_XML);
provider = new XmlDriverLoader(classLoader)
.loadDrivers(stream, driverAdminService);
driverAdminService.registerProvider(provider);
} catch (Exception e) {
log.error("Unable to load default drivers", e);
}
log.info("Started");
}
@Deactivate
protected void deactivate() {
driverAdminService.unregisterProvider(provider);
log.info("Stopped");
}
}
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