content: /*
   * Copyright (c) 2010-2018 Nathan Rajlich
   *
   *  Permission is hereby granted, free of charge, to any person
   *  obtaining a copy of this software and associated documentation
   *  files (the "Software"), to deal in the Software without
   *  restriction, including without limitation the rights to use,
   *  copy, modify, merge, publish, distribute, sublicense, and/or sell
   *  copies of the Software, and to permit persons to whom the
   *  Software is furnished to do so, subject to the following
   *  conditions:
   *
   *  The above copyright notice and this permission notice shall be
   *  included in all copies or substantial portions of the Software.
   *
   *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
   *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
   *  OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
   *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
   *  HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
   *  WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
   *  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
   *  OTHER DEALINGS IN THE SOFTWARE.
   */
  
  package com.alipay.api.java_websocket.handshake;
  
  import java.util.Collections;
  import java.util.Iterator;
  import java.util.TreeMap;
  
  /**
   * Implementation of a handshake builder
   */
  public class HandshakedataImpl1 implements HandshakeBuilder {
  
      /**
       * Attribute for the content of the handshake
       */
      private byte[] content;
  
      /**
       * Attribute for the http fields and values
       */
      private TreeMap<String, String> map;
  
      /**
       * Constructor for handshake implementation
       */
      public HandshakedataImpl1() {
          map = new TreeMap<String, String>(String.CASE_INSENSITIVE_ORDER);
      }
  
      public Iterator<String> iterateHttpFields() {
          return Collections.unmodifiableSet(map.keySet()).iterator();// Safety first
      }
  
      public String getFieldValue(String name) {
          String s = map.get(name);
          if (s == null) {
              return "";
          }
          return s;
      }
  
      public byte[] getContent() {
          return content;
      }
  
      public void setContent(byte[] content) {
          this.content = content;
      }
  
      public void put(String name, String value) {
          map.put(name, value);
      }
  
      public boolean hasFieldValue(String name) {
          return map.containsKey(name);
      }
  }
  