/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.jclouds.gogrid.predicates;
import static com.google.common.base.Preconditions.checkNotNull;
import static org.jclouds.gogrid.options.GetJobListOptions.Builder.latestJobForObjectByName;
import javax.annotation.Resource;
import javax.inject.Singleton;
import org.jclouds.gogrid.domain.Job;
import org.jclouds.gogrid.domain.JobState;
import org.jclouds.gogrid.domain.Server;
import org.jclouds.gogrid.features.GridJobApi;
import org.jclouds.logging.Logger;
import com.google.common.base.Predicate;
import com.google.common.collect.Iterables;
import com.google.inject.Inject;
/**
* Checks if the latest job for the server is in "Succeeded" state. To achieve meaningful results,
* this must be run in a sequential environment when a server has only one job related to it at a
* time.
*
* The passed server instance must not be null and must have a name.
*/
@Singleton
public class ServerLatestJobCompleted implements Predicate<Server> {
protected GridJobApi jobClient;
@Resource
protected Logger logger = Logger.NULL;
@Inject
public ServerLatestJobCompleted(GridJobApi jobClient) {
this.jobClient = jobClient;
}
@Override
public boolean apply(Server server) {
checkNotNull(server, "Server must be a valid instance");
checkNotNull(server.getName(), "Server must be a valid name");
Job latestJob = Iterables.getOnlyElement(jobClient.getJobList(latestJobForObjectByName(server.getName())));
return JobState.SUCCEEDED.equals(latestJob.getCurrentState());
}
}