public static StringBuffer loadOneFile(String fileName) {
	    String line;
	    BufferedReader inFile = null;
	    StringBuffer myBuffer=new StringBuffer();
	    if (fileName==null) {
	      return myBuffer;
	    }

	    try {
	      InputStream in = new FileInputStream(fileName);
	      InputStreamReader reader = new InputStreamReader(in, "UTF-8");
	      inFile = new BufferedReader(reader);
	      while ((line = inFile.readLine()) != null) {
            myBuffer.append(line+"\n");
	      }
	    }
	    catch (FileNotFoundException ex) {
	      System.err.println("ERR=Could not find input file ");
	    }
	    catch (UnsupportedEncodingException ue) {
	      System.err.println("ERR=Encoding not supported");
	    }
	    catch (IOException e) {
	      System.err.println("ERR=" + e.getMessage());
	    }
	    finally {
	      try {
	        if (inFile != null) {
	          inFile.close();
	        }
	      }
	      catch (IOException ex) {
	        ex.printStackTrace();
	      }
	    }
	    return myBuffer;
	  }