mainPanel.add(this.instanceIDField);
mainPanel.add(descriptionLabel);
mainPanel.add(this.descriptionTextArea);
mainPanel.add(metadataLabel);
mainPanel.add(this.metadataTextArea);
mainPanel.layout(new double[] { 0, 0, 0, 0.5, 0.5 }, new double[] { 0, 1 });
this.okButton = new JButton("OK");
this.okButton.addActionListener(new AbstractAction() {
public void actionPerformed(ActionEvent e) {
setToWorkflow();