// Define a getMessage() method.
private void getMessage(JTextAreaPanel in) {
// Try to get incoming message.
try {
// Receive message text.
in.getMessage();
} // End of try to get message.
catch (BufferEmptyException e) // Catch BufferEmptyException.
{
// Capture the stack trace into a String.
setExceptionString(e.fillInStackTrace());
// Pass message to the JOptionPane manager.
setExceptionPane(
"There is nothing in the buffer to receive.\n\n" + "Do you want to see the stack trace?");
} // End of catch on BufferEmptyException.
} // End of getMessage() method.
// Define a setMessage() method.
private void setMessage(JTextAreaPanel out, JTextAreaPanel in) {
// Try to get incoming message.
try {
// Send message text.
in.setMessage(out.getText());
// Consume sent message text.
out.replaceRange(null, 0, out.getText().length());
} // End of try to get message.
// Catch BufferEmptyException.
catch (BufferEmptyException e) {
// Capture the stack trace into a String.
setExceptionString(e.fillInStackTrace());
// Pass message to the JOptionPane manager.
setExceptionPane(
"There is nothing in the buffer to send.\n\n" + "Do you want to see the stack trace?");
} // End of catch on BufferEmptyException.
} // End of setMessage() method.
// Method to saveFile().
private void saveFile() {
// If a file name is returned.
if (fileName != null) {
// Try block to throw a custom exception.
try {
// Save file.
FileIO.saveFile(this, fileName, sender.getText());
} // End of try to get message.
catch (BufferEmptyException e) // Catch InvalidFileReference.
{
// Capture the stack trace into a String.
setExceptionString(e.fillInStackTrace());
// Pass message to the JOptionPane manager.
setExceptionPane(
"There is nothing in the sender panel to write.\n\n"
+ "Do you want to see the stack trace?");
} // End of catch on BufferEmptyException.
} // End of if a fileName is selected.
} // End of saveFile() method.