content: /*
   * Copyright sky 2019-12-07 Email:sky@03sec.com.
   *
   * Licensed 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.anbai.sec.filesystem;
  
  import java.io.BufferedReader;
  import java.io.IOException;
  import java.io.InputStreamReader;
  import java.net.HttpURLConnection;
  import java.net.JarURLConnection;
  import java.net.URL;
  import java.net.URLConnection;
  import java.util.jar.Attributes;
  
  /**
   * @author sky
   */
  public class URLConnectionDemo {
  
  	public static void main(String[] args) throws IOException {
  		URL url = new URL("file:///etc/passwd");
  
  		HttpURLConnection connection = (HttpURLConnection) url.openConnection();
  
  		connection.connect();
  
  		connection.getInputStream();
  
  		StringBuilder response = new StringBuilder();
  		BufferedReader in = new BufferedReader(
  				new InputStreamReader(connection.getInputStream()));
  		String line;
  
  		while ((line = in.readLine()) != null) {
  			response.append("/n").append(line);
  		}
  
  		System.out.print(response.toString());
  	}
  }
  