/**
* 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.examples.rackspace.cloudfiles;
import static com.google.common.io.Closeables.closeQuietly;
import java.io.BufferedWriter;
import java.io.Closeable;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.net.URI;
import org.jclouds.ContextBuilder;
import org.jclouds.blobstore.BlobStore;
import org.jclouds.blobstore.BlobStoreContext;
import org.jclouds.cloudfiles.CloudFilesApiMetadata;
import org.jclouds.cloudfiles.CloudFilesClient;
import org.jclouds.openstack.swift.CommonSwiftAsyncClient;
import org.jclouds.openstack.swift.CommonSwiftClient;
import org.jclouds.openstack.swift.domain.SwiftObject;
import org.jclouds.rest.RestContext;
/**
* This example will create a container, put a file in it, and publish it on the internet!
*/
public class CloudFilesPublish implements Closeable {
private BlobStore storage;
private RestContext<CommonSwiftClient, CommonSwiftAsyncClient> swift;
private CloudFilesClient rackspace;
/**
* 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) {
CloudFilesPublish cloudFilesPublish = new CloudFilesPublish();
try {
cloudFilesPublish.init(args);
cloudFilesPublish.createContainer();
cloudFilesPublish.createObjectFromFile();
cloudFilesPublish.enableCdnContainer();
}
catch (IOException e) {
e.printStackTrace();
}
finally {
cloudFilesPublish.close();
}
}
private void init(String[] args) {
// The provider configures jclouds To use the Rackspace Cloud (US)
// To use the Rackspace Cloud (UK) set the provider to "cloudfiles-uk"
String provider = "cloudfiles-us";
String username = args[0];
String apiKey = args[1];
BlobStoreContext context = ContextBuilder.newBuilder(provider)
.credentials(username, apiKey)
.buildView(BlobStoreContext.class);
storage = context.getBlobStore();
swift = context.unwrap();
rackspace = context.unwrap(CloudFilesApiMetadata.CONTEXT_TOKEN).getApi();
}
/**
* This method will create a container in Cloud Files where you can store and
* retrieve any kind of digital asset.
*/
private void createContainer() {
System.out.println("Create Container");
swift.getApi().createContainer(Constants.CONTAINER_PUBLISH);
System.out.println(" " + Constants.CONTAINER_PUBLISH);
}
/**
* This method will put a plain text object into the container.
*/
private void createObjectFromFile() throws IOException {
System.out.println("Create Object From File");
File tempFile = File.createTempFile(Constants.FILENAME, Constants.SUFFIX);
tempFile.deleteOnExit();
BufferedWriter out = new BufferedWriter(new FileWriter(tempFile));
out.write("Hello Cloud Files");
out.close();
SwiftObject object = swift.getApi().newSwiftObject();
object.getInfo().setName(Constants.FILENAME + Constants.SUFFIX);
object.setPayload(tempFile);
swift.getApi().putObject(Constants.CONTAINER_PUBLISH, object);
System.out.println(" " + Constants.FILENAME + Constants.SUFFIX);
}
/**
* This method will put your container on a Content Distribution Network and
* make it 100% publicly accessible over the Internet.
*/
private void enableCdnContainer() {
System.out.println("Enable CDN Container");
URI cdnURI = rackspace.enableCDN(Constants.CONTAINER_PUBLISH);
System.out.println(" Go to " + cdnURI + "/" + Constants.FILENAME + Constants.SUFFIX);
}
/**
* Always close your service when you're done with it.
*/
public void close() {
closeQuietly(storage.getContext());
}
}