001// ***************************************************************************************************************************
002// * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements.  See the NOTICE file *
003// * distributed with this work for additional information regarding copyright ownership.  The ASF licenses this file        *
004// * to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance            *
005// * with the License.  You may obtain a copy of the License at                                                              *
006// *                                                                                                                         *
007// *  http://www.apache.org/licenses/LICENSE-2.0                                                                             *
008// *                                                                                                                         *
009// * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an  *
010// * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the License for the        *
011// * specific language governing permissions and limitations under the License.                                              *
012// ***************************************************************************************************************************
013package org.apache.juneau.rest.client;
014
015import static org.apache.juneau.internal.IOUtils.*;
016
017import java.io.*;
018
019import org.apache.http.entity.*;
020import org.apache.http.message.*;
021import org.apache.juneau.httppart.*;
022import org.apache.juneau.internal.*;
023import org.apache.juneau.serializer.*;
024import org.apache.juneau.utils.*;
025
026/**
027 * HttpEntity for serializing POJOs as the body of HTTP requests.
028 *
029 * @deprecated Use {@link org.apache.juneau.http.SerializedHttpEntity}.
030 */
031@Deprecated
032public final class RestRequestEntity extends BasicHttpEntity {
033   final Object output;
034   final Serializer serializer;
035   final HttpPartSchema schema;
036   byte[] outputBytes;
037
038   /**
039    * Constructor.
040    *
041    * @param input The POJO to serialize.  Can also be a {@link Reader} or {@link InputStream}.
042    * @param serializer The serializer to use to serialize this response.
043    * @param schema The optional schema information about the serialized part.
044    */
045   public RestRequestEntity(Object input, Serializer serializer, HttpPartSchema schema) {
046      this.output = input;
047      this.serializer = serializer;
048      this.schema = schema;
049      if (serializer != null && serializer.getResponseContentType() != null)
050         setContentType(new BasicHeader("Content-Type", serializer.getResponseContentType().toString()));
051   }
052
053   @Override /* BasicHttpEntity */
054   public void writeTo(OutputStream os) throws IOException {
055      os = new NoCloseOutputStream(os);
056      if (output instanceof InputStream) {
057         IOPipe.create(output, os).run();
058      } else if (output instanceof Reader) {
059         try (OutputStreamWriter osw = new OutputStreamWriter(os, UTF8)) {
060            IOPipe.create(output, osw).run();
061         }
062      } else {
063         try {
064            if (serializer == null) {
065               // If no serializer specified, just close the stream.
066               os.close();
067            } else {
068               SerializerSessionArgs sArgs = SerializerSessionArgs.create().schema(schema);
069               SerializerSession session = serializer.createSession(sArgs);
070               try (Closeable c = session.isWriterSerializer() ? new OutputStreamWriter(os, UTF8) : os) {
071                  session.serialize(output, c);
072               }
073            }
074         } catch (SerializeException e) {
075            throw new org.apache.juneau.rest.client.RestCallException(e);
076         }
077      }
078   }
079
080   @Override /* BasicHttpEntity */
081   public boolean isRepeatable() {
082      return true;
083   }
084
085   @Override /* BasicHttpEntity */
086   public InputStream getContent() {
087      if (outputBytes == null) {
088         try (ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
089            writeTo(baos);
090            outputBytes = baos.toByteArray();
091         } catch (IOException e) {
092            throw new RuntimeException(e);
093         }
094      }
095      return new ByteArrayInputStream(outputBytes);
096   }
097}