/*
* 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.savvis.vpdc.predicates;
import static com.google.common.base.Preconditions.checkNotNull;
import javax.annotation.Resource;
import javax.inject.Singleton;
import org.jclouds.logging.Logger;
import org.jclouds.savvis.vpdc.VPDCApi;
import org.jclouds.savvis.vpdc.domain.Task;
import com.google.common.base.Predicate;
import com.google.inject.Inject;
/**
*
* Tests to see if a task succeeds.
*/
@Singleton
public class TaskSuccess implements Predicate<String> {
private final VPDCApi api;
@Resource
protected Logger logger = Logger.NULL;
@Inject
public TaskSuccess(VPDCApi api) {
this.api = api;
}
public boolean apply(String taskId) {
logger.trace("looking for status on task %s", checkNotNull(taskId, "taskId"));
Task task = refresh(taskId);
if (task == null)
return false;
logger.trace("%s: looking for task status %s: currently: %s", task.getId(), Task.Status.SUCCESS, task.getStatus());
if (task.getError() != null)
throw new IllegalStateException(String.format("task %s failed with exception %s", task.getId(), task
.getError().toString()));
return task.getStatus() == Task.Status.SUCCESS;
}
private Task refresh(String taskId) {
return api.getBrowsingApi().getTask(taskId);
}
}