/*
* 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.vcloud.predicates;
import java.net.URI;
import javax.annotation.Resource;
import javax.inject.Singleton;
import org.jclouds.logging.Logger;
import org.jclouds.vcloud.TaskInErrorStateException;
import org.jclouds.vcloud.VCloudApi;
import org.jclouds.vcloud.domain.Task;
import org.jclouds.vcloud.domain.TaskStatus;
import com.google.common.base.Predicate;
import com.google.inject.Inject;
/**
*
* Tests to see if a task succeeds.
*
* @author Adrian Cole
*/
@Singleton
public class TaskSuccess implements Predicate<URI> {
private final VCloudApi client;
@Resource
protected Logger logger = Logger.NULL;
@Inject
public TaskSuccess(VCloudApi client) {
this.client = client;
}
public boolean apply(URI taskId) {
logger.trace("looking for status on task %s", taskId);
Task task = client.getTaskApi().getTask(taskId);
// perhaps task isn't available, yet
if (task == null)
return false;
logger.trace("%s: looking for status %s: currently: %s", task, TaskStatus.SUCCESS, task.getStatus());
if (task.getStatus() == TaskStatus.ERROR)
throw new TaskInErrorStateException(task);
return task.getStatus() == TaskStatus.SUCCESS;
}
}