content: /*
   * 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 com.aliyun.oss.common.comm;
  
  import java.io.IOException;
  import java.io.InputStream;
  import java.util.Map;
  import java.util.TreeMap;
  
  /**
   * Common class for both HTTP request and HTTP response.
   */
  public abstract class HttpMesssage {
  
      private Map<String, String> headers = new TreeMap<String, String>(String.CASE_INSENSITIVE_ORDER);;
      private InputStream content;
      private long contentLength;
  
      public Map<String, String> getHeaders() {
          return headers;
      }
  
      public void setHeaders(Map<String, String> headers) {
          this.headers = headers;
      }
  
      public void addHeader(String key, String value) {
          this.headers.put(key, value);
      }
  
      public InputStream getContent() {
          return content;
      }
  
      public void setContent(InputStream content) {
          this.content = content;
      }
  
      public long getContentLength() {
          return contentLength;
      }
  
      public void setContentLength(long contentLength) {
          this.contentLength = contentLength;
      }
  
      public void close() throws IOException {
          if (content != null) {
              content.close();
              content = null;
          }
      }
  }