Exemple #1
0
  @Override
  public void actionPerformed(ActionEvent ev) {
    if (ev.getSource() == btn) {
      File file;
      String string = "";
      try {
        if (radioRead.isSelected()) {
          file = new File(txt.getText());
          DataInputStream input = new DataInputStream(new FileInputStream(file));
          int inByte;
          while ((inByte = input.read()) != -1) {
            string += (char) inByte;
          }
          input.close();

        } else if (radioEncrypt.isSelected()) {
          string = fileContent.getOut();
          String strEncrypt = new String();
          for (int i = 0; i < string.length(); i++) {
            char ch = string.charAt(i);
            if (ch >= 'A' && ch <= 'Z') {
              ch += 13;
              if (ch > 'Z') {
                ch -= 26;
              }
            } else if (ch >= 'a' && ch <= 'z') {
              ch += 13;
              if (ch > 'z') {
                ch -= 26;
              }
            }
            strEncrypt += ch;
          }
          string = strEncrypt;
        }

        if (fileContent == null) {
          fileContent = new FileContent(string);
        } else {
          fileContent.setVisible(true);
          fileContent.setOut(string);
        }

      } catch (FileNotFoundException e) {
        JOptionPane.showMessageDialog(this, "Can't find the file.");
      } catch (IOException e) {
        JOptionPane.showMessageDialog(this, "IO Exception " + e.getMessage());
      }
    }
  }
 private InputStream inputStreamFrom(final FileContent content) throws FileSystemException {
   return content.getInputStream();
 }
 private ZipEntry entryFor(final String name, final FileContent content)
     throws FileSystemException {
   final ZipEntry entry = new ZipEntry(name);
   entry.setTime(content.getLastModifiedTime());
   return entry;
 }