| /* |
| * 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.chef.binders; |
| |
| import static com.google.common.base.Preconditions.checkArgument; |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static com.google.common.io.BaseEncoding.base16; |
| import static com.google.common.primitives.Bytes.toArray; |
| |
| import java.util.List; |
| import java.util.Set; |
| |
| import javax.inject.Singleton; |
| import javax.ws.rs.core.MediaType; |
| |
| import org.jclouds.http.HttpRequest; |
| import org.jclouds.rest.binders.BindToStringPayload; |
| |
| @Singleton |
| public class BindChecksumsToJsonPayload extends BindToStringPayload { |
| |
| @SuppressWarnings("unchecked") |
| public HttpRequest bindToRequest(HttpRequest request, Object input) { |
| checkArgument(checkNotNull(input, "input") instanceof Set, "this binder is only valid for Set!"); |
| |
| Set<List<Byte>> md5s = (Set<List<Byte>>) input; |
| |
| StringBuilder builder = new StringBuilder(); |
| builder.append("{\"checksums\":{"); |
| |
| for (List<Byte> md5 : md5s) |
| builder.append(String.format("\"%s\":null,", base16().lowerCase().encode(toArray(md5)))); |
| builder.deleteCharAt(builder.length() - 1); |
| builder.append("}}"); |
| super.bindToRequest(request, builder.toString()); |
| request.getPayload().getContentMetadata().setContentType(MediaType.APPLICATION_JSON); |
| return request; |
| } |
| |
| } |