/**
* Licensed to jclouds, Inc. (jclouds) under one or more
* contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. jclouds 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.ibm.smartcloud.predicates;
import javax.annotation.Resource;
import javax.inject.Singleton;
import org.jclouds.ibm.smartcloud.IBMSmartCloudClient;
import org.jclouds.ibm.smartcloud.domain.Instance;
import org.jclouds.logging.Logger;
import com.google.common.base.Predicate;
import com.google.inject.Inject;
/**
* Tests to see if a task succeeds.
*
* @author Adrian Cole
*/
@Singleton
public class InstanceActive implements Predicate<Instance> {
private final IBMSmartCloudClient client;
@Resource
protected Logger logger = Logger.NULL;
@Inject
public InstanceActive(IBMSmartCloudClient client) {
this.client = client;
}
public boolean apply(Instance instance) {
logger.trace("looking for state on instance %s", instance);
instance = client.getInstance(instance.getId());
if (instance == null)
return false;
logger.trace("%s: looking for instance state %s: currently: %s", instance
.getId(), Instance.Status.ACTIVE, instance.getStatus());
if (instance.getStatus() == Instance.Status.FAILED)
throw new IllegalStateException("node " + instance.getId()
+ " in location " + instance.getLocation()
+ " is in a failed state");
return instance.getStatus() == Instance.Status.ACTIVE;
}
}