code: protected String extractFileContent(final String filename)
  			throws IOException {
  		final StringBuilder sb = new StringBuilder();
  		String temp = "";
  		final BufferedReader bufferedReader = new BufferedReader(
  				new FileReader(filename));
  		try {
  			while (temp != null) {
  				temp = bufferedReader.readLine();
  				if (temp != null) {
  					sb.append(temp);
  				}
  			}
  			return sb.toString();
  		} finally {
  			bufferedReader.close();
  		}
  	}
docs: Reads the complete content of the javaxpath file.
  
  @param filename
  @return
  @throws IOException