output: #fixed code
                                  private static void copyStreamToResponse(HttpURLConnection connection, HttpServletResponse response) throws IOException {
          InputStream inStream = null;
          InputStreamReader reader = null;
          try {
              if (!response.isCommitted()) {
                  PrintWriter writer = response.getWriter();
                  inStream = getInputStream(connection);
                  reader = new InputStreamReader(inStream);
                  int len;
                  char[] buffer = new char[1024];
                  while ((len = reader.read(buffer)) != -1) {
                      writer.write(buffer, 0, len);
                  }
              }
          } finally {
              quetlyClose(inStream, reader);
          }
  
      }
input: #vulnerable code 
                                  private static void copyStreamToResponse(HttpURLConnection connection, HttpServletResponse response) throws IOException {
          InputStream inStream = null;
          try {
              if (!response.isCommitted()) {
                  PrintWriter writer = response.getWriter();
                  inStream = getInputStream(connection);
                  int len;
                  char[] buffer = new char[1024];
                  InputStreamReader r = new InputStreamReader(inStream);
                  while ((len = r.read(buffer)) != -1) {
                      writer.write(buffer, 0, len);
                  }
              }
          } finally {
              quetlyClose(inStream);
          }
  
      } 
                              #location 15 
                              #vulnerability type RESOURCE_LEAK