/** @param rootContainer output parameter; should be LwRootContainer[1] */
public static FormProperty[] exposeForm(
final Project project, final VirtualFile formFile, final LwRootContainer[] rootContainer)
throws MyException {
final Module module = ModuleUtil.findModuleForFile(formFile, project);
LOG.assertTrue(module != null);
final PsiPropertiesProvider propertiesProvider = new PsiPropertiesProvider(module);
final Document doc = FileDocumentManager.getInstance().getDocument(formFile);
final LwRootContainer _rootContainer;
try {
_rootContainer = Utils.getRootContainer(doc.getText(), propertiesProvider);
} catch (AlienFormFileException e) {
throw new MyException(e.getMessage());
} catch (Exception e) {
throw new MyException(UIDesignerBundle.message("error.cannot.process.form.file", e));
}
rootContainer[0] = _rootContainer;
final String classToBind = _rootContainer.getClassToBind();
if (classToBind == null) {
throw new MyException(UIDesignerBundle.message("error.form.is.not.bound.to.a.class"));
}
final PsiClass boundClass = FormEditingUtil.findClassToBind(module, classToBind);
if (boundClass == null) {
throw new MyException(
UIDesignerBundle.message("error.bound.class.does.not.exist", classToBind));
}
final ArrayList<FormProperty> result = new ArrayList<FormProperty>();
final MyException[] exception = new MyException[1];
FormEditingUtil.iterate(
_rootContainer,
new FormEditingUtil.ComponentVisitor<LwComponent>() {
public boolean visit(final LwComponent component) {
final String binding = component.getBinding();
if (binding == null) {
return true;
}
final PsiField[] fields = boundClass.getFields();
PsiField field = null;
for (int i = fields.length - 1; i >= 0; i--) {
if (binding.equals(fields[i].getName())) {
field = fields[i];
break;
}
}
if (field == null) {
exception[0] =
new MyException(
UIDesignerBundle.message(
"error.field.not.found.in.class", binding, classToBind));
return false;
}
final PsiClass fieldClass = getClassByType(field.getType());
if (fieldClass == null) {
exception[0] =
new MyException(
UIDesignerBundle.message(
"error.invalid.binding.field.type", binding, classToBind));
return false;
}
if (instanceOf(fieldClass, JTextComponent.class.getName())) {
result.add(new FormProperty(component, "getText", "setText", String.class.getName()));
} else if (instanceOf(fieldClass, JCheckBox.class.getName())) {
result.add(
new FormProperty(
component, "isSelected", "setSelected", boolean.class.getName()));
}
return true;
}
});
if (exception[0] != null) {
throw exception[0];
}
return result.toArray(new FormProperty[result.size()]);
}
private LwRootContainer loadFormData(final String formPath) throws Exception {
String formData = FileUtil.loadFile(new File(formPath));
final CompiledClassPropertiesProvider provider =
new CompiledClassPropertiesProvider(getClass().getClassLoader());
return Utils.getRootContainer(formData, provider);
}