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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 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.apache.whirr;
import static org.apache.whirr.service.ClusterActionHandler.BOOTSTRAP_ACTION;
import static org.apache.whirr.service.ClusterActionHandler.CONFIGURE_ACTION;
import static org.apache.whirr.service.ClusterActionHandler.DESTROY_ACTION;
Equivalent of ClusterController, but for execution in BYON mode ("bring your own nodes").
public class ByonClusterController extends ClusterController {
  public String getName() {
    return "byon";
  public Cluster launchCluster(ClusterSpec clusterSpecthrows IOException,
      InterruptedException {
    Map<StringClusterActionHandlerhandlerMap = new HandlerMapFactory()
    ClusterAction bootstrapper = new ByonClusterAction(getCompute(), handlerMap);
    Cluster cluster = bootstrapper.execute(clusterSpecnull);
    ClusterAction configurer = new ByonClusterAction(getCompute(), handlerMap);
    cluster = configurer.execute(clusterSpeccluster);
    return cluster;
  public void destroyCluster(ClusterSpec clusterSpecthrows IOException,
      InterruptedException {
    Map<StringClusterActionHandlerhandlerMap = new HandlerMapFactory()
    ClusterAction destroyer = new ByonClusterAction(getCompute(), handlerMap);
  public void destroyInstance(ClusterSpec clusterSpecString instanceId)
      throws IOException {
    // TODO
  public Set<? extends NodeMetadatagetNodes(ClusterSpec clusterSpec)
      throws IOExceptionInterruptedException {
    // TODO return singleton with trivial NodeMetadata for localhost?
    return null;
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