| /* |
| * 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.rackspace.cloudloadbalancers.v1.binders; |
| |
| import static com.google.common.base.Preconditions.checkArgument; |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| import java.util.List; |
| import java.util.Map; |
| |
| import javax.inject.Inject; |
| import javax.inject.Singleton; |
| |
| import org.jclouds.http.HttpRequest; |
| import org.jclouds.json.Json; |
| import org.jclouds.rest.Binder; |
| |
| import com.google.common.collect.ImmutableMap; |
| import com.google.common.collect.Lists; |
| |
| /** |
| * Binds the metadata to the request as a JSON payload. |
| */ |
| @Singleton |
| public class BindMetadataToJsonPayload implements Binder { |
| |
| protected final Json jsonBinder; |
| |
| @Inject |
| public BindMetadataToJsonPayload(Json jsonBinder) { |
| this.jsonBinder = checkNotNull(jsonBinder, "jsonBinder"); |
| } |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| public <R extends HttpRequest> R bindToRequest(R request, Object input) { |
| checkArgument(checkNotNull(input, "input") instanceof Map, "This binder is only valid for Map<String, String>"); |
| checkNotNull(request, "request"); |
| |
| Map<String, String> metadata = (Map<String, String>) input; |
| List<Map<String, String>> clbMetadata = Lists.newArrayList(); |
| |
| for (Map.Entry<String, String> entry : metadata.entrySet()) { |
| clbMetadata.add(ImmutableMap.<String, String> of( |
| "key", entry.getKey(), |
| "value", entry.getValue())); |
| } |
| |
| String json = jsonBinder.toJson(ImmutableMap.of("metadata", clbMetadata)); |
| request.setPayload(json); |
| request.getPayload().getContentMetadata().setContentType("application/json"); |
| return request; |
| } |
| } |