TransferFrame.java

package org.prevayler.demos.demo2.gui;
import java.awt.Container;
import javax.swing.Box;
import javax.swing.JButton;
import javax.swing.JPanel;
import javax.swing.JTextField;
import org.prevayler.Prevayler;
import org.prevayler.demos.demo2.business.Account;
import org.prevayler.demos.demo2.business.transactions.Transfer;

class TransferFrame extends AccountFrame {
  private static final long serialVersionUID=-3037927508242313124L;
  private final Account account;
  private JTextField sourceField;
  private JTextField destinationField;
  private JTextField amountField;
  TransferFrame(  Account account,  Prevayler prevayler,  Container container){
    super("Transfer",prevayler,container);
    this.account=account;
    sourceField.setText(account.numberString());
    setBounds(50,50,200,194);
  }
  protected void addFields(  Box fieldBox){
    fieldBox.add(labelContainer("From Account"));
    sourceField=new JTextField();
    sourceField.setEnabled(false);
    fieldBox.add(sourceField);
    fieldBox.add(gap());
    fieldBox.add(labelContainer("To Account"));
    destinationField=new JTextField();
    fieldBox.add(destinationField);
    fieldBox.add(gap());
    fieldBox.add(labelContainer("Amount"));
    amountField=new JTextField();
    fieldBox.add(amountField);
  }
  protected void addButtons(  JPanel buttonPanel){
    buttonPanel.add(new JButton(new OKAction()));
  }
private class OKAction extends RobustAction {
    private static final long serialVersionUID=7431901563750307402L;
    OKAction(){
      super("OK");
    }
    public void action() throws Exception {
      long destinationNumber=parse(destinationField.getText());
      long amount=parse(amountField.getText());
      _prevayler.execute(new Transfer(account.number(),destinationNumber,amount));
      dispose();
    }
  }
}