RobustAction.java

package org.prevayler.demos.demo2.gui;
import javax.swing.*;
import java.awt.event.ActionEvent;

abstract class RobustAction extends AbstractAction {
  RobustAction(  String name){
    super(name);
  }
  public void actionPerformed(  ActionEvent e){
    try {
      action();
    }
 catch (    Exception exception) {
      display(exception);
    }
  }
  protected abstract void action() throws Exception ;
  static void display(  Exception exception){
    JOptionPane.showMessageDialog(null,exception.getMessage(),"Error",JOptionPane.ERROR_MESSAGE);
  }
}