code: private static String readPRJFile(File prjFile) throws FileNotFoundException, IOException {
          try (FileInputStream fis = new FileInputStream(prjFile)) {
              BufferedReader r = new BufferedReader(new InputStreamReader(fis, Charset.defaultCharset()));
              StringBuilder b = new StringBuilder();
              while (r.ready()) {
                  b.append(r.readLine());
              }
              return b.toString();
          }
      }
docs: Return the content of the PRJ file as a single string
  
  @param prjFile
  @return
  @throws FileNotFoundException
  @throws IOException