/*******************************************************************************
* Copyright (c) 2015 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Eclipse Distribution License v1.0 which accompany this distribution.
* The Eclipse Public License is available at
* http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* Jan S. Rellermeyer, IBM Research - initial API and implementation
*******************************************************************************/
package org.osgi.impl.service.rest.resources;
import org.osgi.framework.Bundle;
import org.osgi.impl.service.rest.PojoReflector;
import org.osgi.impl.service.rest.RestService;
import org.osgi.impl.service.rest.pojos.BundleStatePojo;
import org.restlet.data.MediaType;
import org.restlet.data.Status;
import org.restlet.representation.Representation;
import org.restlet.representation.Variant;
/**
* The bundle state resource.
*
* @author Jan S. Rellermeyer, IBM Research
*/
public class BundleStateResource extends AbstractOSGiResource<BundleStatePojo> {
private static final MediaType MEDIA_TYPE = MediaType.valueOf("application/org.osgi.bundlestate");
public BundleStateResource() {
super(PojoReflector.getReflector(BundleStatePojo.class), MEDIA_TYPE);
}
@Override
public Representation get(final Variant variant) {
try {
final Bundle bundle = getBundleFromKeys(RestService.BUNDLE_ID_KEY);
if (bundle == null) {
setStatus(Status.CLIENT_ERROR_NOT_FOUND);
return null;
}
return getRepresentation(new BundleStatePojo(bundle.getState()),
variant);
} catch (final Exception e) {
return ERROR(e, variant);
}
}
@Override
public Representation put(final Representation value,
final Variant variant) {
try {
final Bundle bundle = getBundleFromKeys(RestService.BUNDLE_ID_KEY);
if (bundle == null) {
setStatus(Status.CLIENT_ERROR_NOT_FOUND);
return null;
}
final BundleStatePojo targetState = fromRepresentation(value,
value.getMediaType());
if (bundle.getState() == Bundle.UNINSTALLED) {
return ERROR(Status.CLIENT_ERROR_PRECONDITION_FAILED, "target state "
+ targetState.getState() + " not reachable from the current state");
} else if (targetState.getState() == Bundle.ACTIVE) {
bundle.start(targetState.getOptions());
return getRepresentation(
new BundleStatePojo(bundle.getState()), variant);
} else if (targetState.getState() == Bundle.RESOLVED) {
bundle.stop(targetState.getOptions());
return getRepresentation(
new BundleStatePojo(bundle.getState()), variant);
} else {
return ERROR(Status.CLIENT_ERROR_BAD_REQUEST, "target state "
+ targetState.getState() + " not supported");
}
} catch (final Exception e) {
return ERROR(e, variant);
}
}
}