}
public void invoke(int majorVersion, int minorVersion) {
this.versionModel.removeAllElements();
Wrapper<ClassVersion> wrapper49 = new Wrapper<ClassVersion>();
wrapper49.setContent(new ClassVersion(49, 0));
wrapper49.setDisplay("49.0 (Java 1.5)");
this.versionModel.addElement(wrapper49);
Wrapper<ClassVersion> wrapper48 = new Wrapper<ClassVersion>();
wrapper48.setContent(new ClassVersion(48, 0));
wrapper48.setDisplay("48.0 (Java 1.4)");
this.versionModel.addElement(wrapper48);
ClassVersion initial = new ClassVersion(majorVersion, minorVersion);
if (initial.equals(wrapper49.getContent())) {
this.versionCombo.setSelectedItem(wrapper49);
} else if (initial.equals(wrapper48.getContent())) {
this.versionCombo.setSelectedItem(wrapper48);
} else {
versionModel.addElement(initial);
this.versionCombo.setSelectedItem(initial);
}