| /* |
| * 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.s3.binders; |
| |
| import static com.google.common.base.Charsets.UTF_8; |
| import static com.google.common.base.Preconditions.checkArgument; |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static com.google.common.hash.Hashing.md5; |
| |
| import java.util.Properties; |
| |
| import javax.ws.rs.core.MediaType; |
| import javax.xml.parsers.ParserConfigurationException; |
| import javax.xml.transform.OutputKeys; |
| import javax.xml.transform.TransformerException; |
| |
| import com.google.common.base.Throwables; |
| import com.google.common.collect.Iterables; |
| import com.jamesmurty.utils.XMLBuilder; |
| |
| import org.jclouds.http.HttpRequest; |
| import org.jclouds.io.Payload; |
| import org.jclouds.io.Payloads; |
| import org.jclouds.rest.Binder; |
| |
| public class BindIterableAsPayloadToDeleteRequest implements Binder { |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| public <R extends HttpRequest> R bindToRequest(R request, Object input) { |
| checkArgument(checkNotNull(input, "input is null") instanceof Iterable, |
| "this binder is only valid for an Iterable"); |
| checkNotNull(request, "request is null"); |
| |
| Iterable<String> keys = (Iterable<String>) input; |
| checkArgument(!Iterables.isEmpty(keys), "The list of keys should not be empty."); |
| |
| String content; |
| try { |
| XMLBuilder rootBuilder = XMLBuilder.create("Delete"); |
| for (String key : keys) { |
| rootBuilder.elem("Object").elem("Key").text(key); |
| } |
| |
| Properties outputProperties = new Properties(); |
| outputProperties.put(OutputKeys.OMIT_XML_DECLARATION, "yes"); |
| content = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" + |
| rootBuilder.asString(outputProperties); |
| } catch (ParserConfigurationException | TransformerException pce) { |
| throw Throwables.propagate(pce); |
| } |
| |
| Payload payload = Payloads.newStringPayload(content); |
| payload.getContentMetadata().setContentType(MediaType.TEXT_XML); |
| byte[] md5 = md5().hashString(content, UTF_8).asBytes(); |
| payload.getContentMetadata().setContentMD5(md5); |
| request.setPayload(payload); |
| return request; |
| } |
| } |