code: // Licensed to the Software Freedom Conservancy (SFC) under one
  // or more contributor license agreements.  See the NOTICE file
  // distributed with this work for additional information
  // regarding copyright ownership.  The SFC 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.openqa.selenium.remote.http;
  
  import static java.net.HttpURLConnection.HTTP_OK;
  import static org.openqa.selenium.remote.http.Contents.string;
  
  public class HttpResponse extends HttpMessage<HttpResponse> {
  
    public static final String HTTP_TARGET_HOST = "http.target.host";
  
    private int status = HTTP_OK;
  
    public boolean isSuccessful() {
      return getStatus() >= HTTP_OK && getStatus() < 300;
    }
  
    public int getStatus() {
      return status;
    }
  
    public HttpResponse setStatus(int status) {
      this.status = status;
      return this;
    }
  
    /**
     * Sets the host this response was received from.
     *
     * @param host originating host
     */
    public HttpResponse setTargetHost(String host) {
      setAttribute(HTTP_TARGET_HOST, host);
      return this;
    }
  
    /**
     * Returns the host this response was received from, or null if it was not set.
     *
     * @return originating host
     */
    public String getTargetHost() {
      return (String) getAttribute(HTTP_TARGET_HOST);
    }
  
    @Override
    public String toString() {
      return String.format("%s: %s", getStatus(), string(this));
    }
  }
  