/*
* 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.examples.rackspace.cloudloadbalancers;
import com.google.common.io.Closeables;
import org.jclouds.ContextBuilder;
import org.jclouds.rackspace.cloudloadbalancers.v1.CloudLoadBalancersApi;
import org.jclouds.rackspace.cloudloadbalancers.v1.domain.LoadBalancer;
import org.jclouds.rackspace.cloudloadbalancers.v1.features.LoadBalancerApi;
import java.io.Closeable;
import java.io.IOException;
import static org.jclouds.examples.rackspace.cloudloadbalancers.Constants.PROVIDER;
/**
* This example lists all Load Balancers.
*
*/
public class ListLoadBalancers implements Closeable {
private final CloudLoadBalancersApi clbApi;
/**
* To get a username and API key see http://www.jclouds.org/documentation/quickstart/rackspace/
*
* The first argument (args[0]) must be your username
* The second argument (args[1]) must be your API key
*/
public static void main(String[] args) throws IOException {
ListLoadBalancers listLoadBalancers = new ListLoadBalancers(args[0], args[1]);
try {
listLoadBalancers.listLoadBalancers();
}
catch (Exception e) {
e.printStackTrace();
}
finally {
listLoadBalancers.close();
}
}
public ListLoadBalancers(String username, String apiKey) {
clbApi = ContextBuilder.newBuilder(PROVIDER)
.credentials(username, apiKey)
.buildApi(CloudLoadBalancersApi.class);
}
private void listLoadBalancers() {
System.out.format("List Load Balancers%n");
for (String zone: clbApi.getConfiguredZones()) {
System.out.format(" %s%n", zone);
LoadBalancerApi lbApi = clbApi.getLoadBalancerApiForZone(zone);
for (LoadBalancer loadBalancer: lbApi.list().concat()) {
System.out.format(" %s%n", loadBalancer);
}
}
}
/**
* Always close your service when you're done with it.
*
* Note that closing quietly like this is not necessary in Java 7.
* You would use try-with-resources in the main method instead.
*/
public void close() throws IOException {
Closeables.close(clbApi, true);
}
}