/*
* Copyright (c) 2014 Red Hat, Inc.
*
* 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.ovirt.engine.api.restapi.resource.externalhostproviders;
import static org.ovirt.engine.api.restapi.utils.HexUtils.hex2string;
import java.util.List;
import org.ovirt.engine.api.model.ExternalDiscoveredHost;
import org.ovirt.engine.api.model.ExternalHostProvider;
import org.ovirt.engine.api.resource.externalhostproviders.ExternalDiscoveredHostResource;
import org.ovirt.engine.api.restapi.resource.AbstractBackendActionableResource;
import org.ovirt.engine.api.restapi.resource.BackendExternalProviderHelper;
import org.ovirt.engine.core.common.businessentities.Provider;
import org.ovirt.engine.core.common.queries.ProviderQueryParameters;
import org.ovirt.engine.core.common.queries.VdcQueryReturnValue;
import org.ovirt.engine.core.common.queries.VdcQueryType;
import org.ovirt.engine.core.compat.Guid;
public class BackendExternalDiscoveredHostResource
extends AbstractBackendActionableResource<ExternalDiscoveredHost, org.ovirt.engine.core.common.businessentities.ExternalDiscoveredHost>
implements ExternalDiscoveredHostResource {
private String providerId;
protected BackendExternalDiscoveredHostResource(String id, String providerId) {
super(id, ExternalDiscoveredHost.class, org.ovirt.engine.core.common.businessentities.ExternalDiscoveredHost.class);
this.providerId = providerId;
}
@Override
public ExternalDiscoveredHost get() {
// Convert the resource identifier to the host group name:
String name = hex2string(id);
// The backend doesn't have a way to retrieve a host by ide, so we have to iterate them:
Provider provider = BackendExternalProviderHelper.getProvider(this, providerId);
ProviderQueryParameters parameters = new ProviderQueryParameters();
parameters.setProvider(provider);
VdcQueryReturnValue result = runQuery(VdcQueryType.GetDiscoveredHostListFromExternalProvider, parameters);
List<org.ovirt.engine.core.common.businessentities.ExternalDiscoveredHost> entities = result.getReturnValue();
if (entities != null) {
for (org.ovirt.engine.core.common.businessentities.ExternalDiscoveredHost entity : entities) {
if (name.equals(entity.getName())) {
return addLinks(populate(map(entity), entity));
}
}
}
// No luck:
return notFound();
}
@Override
protected ExternalDiscoveredHost addParents(ExternalDiscoveredHost image) {
ExternalHostProvider provider = new ExternalHostProvider();
provider.setId(providerId);
image.setExternalHostProvider(provider);
return super.addParents(image);
}
@Override
protected Guid asGuidOr404(String id) {
// The identifier isn't a UUID.
return null;
}
}