/**
* Retrieve an editor object for a given class. This method seems unable to retrieve a primitive
* editor for obscure reasons. So better use the one based on PropertyDescriptor if possible.
*/
public static PropertyEditor findEditor(Class<?> cls) {
PropertyEditor editor = PropertyEditorManager.findEditor(cls);
// Try to unwrap primitives
if (editor == null && Primitives.isWrapperType(cls)) {
editor = PropertyEditorManager.findEditor(Primitives.unwrap(cls));
}
if ((editor == null) && useDefaultGOE) {
if (cls.isArray()) {
Class<?> unwrapped =
Primitives.isWrapperType(cls.getComponentType())
? Primitives.unwrap(cls.getComponentType())
: cls;
if (unwrapped.isPrimitive()) {
editor = new ArrayEditor();
} else {
editor = new ObjectArrayEditor<>(unwrapped.getComponentType());
}
} else if (cls.isEnum()) {
editor = new EnumEditor();
} else {
editor = new GenericObjectEditor();
((GenericObjectEditor) editor).setClassType(cls);
}
}
return editor;
}
/**
* @param prop
* @param value
* @return
*/
public static PropertyEditor findEditor(PropertyDescriptor prop, Object value) {
PropertyEditor editor = null;
Class pec = prop.getPropertyEditorClass();
Class type = prop.getPropertyType();
try {
if (pec != null) {
editor = (PropertyEditor) pec.newInstance();
}
} catch (Exception e) {
editor = null;
}
if (editor == null) {
if (value != null) {
// Try to unwrap primitives
if (Primitives.isWrapperType(value.getClass())) {
editor = PropertyEditorManager.findEditor(Primitives.unwrap(value.getClass()));
} else {
editor = PropertyEditorManager.findEditor(value.getClass());
}
}
if (editor == null && (BeanInspector.isJavaPrimitive(value.getClass()))) {
Class<?> prim = BeanInspector.getBoxedType(value.getClass());
if (prim != null) {
editor = PropertyEditorManager.findEditor(prim);
}
if (editor == null) {
prim = BeanInspector.getUnboxedType(value.getClass());
if (prim != null) {
editor = PropertyEditorManager.findEditor(prim);
}
}
}
if (editor == null) {
editor = PropertyEditorManager.findEditor(type);
}
if ((editor == null) && useDefaultGOE) {
if (type.isArray()) {
Class<?> unwrapped =
Primitives.isWrapperType(type.getComponentType())
? Primitives.unwrap(type.getComponentType())
: type;
if (unwrapped.isPrimitive()) {
editor = new ArrayEditor();
} else {
editor = new ObjectArrayEditor<>(unwrapped.getComponentType());
}
} else if (type.isEnum()) {
editor = new EnumEditor();
} else {
editor = new GenericObjectEditor();
((GenericObjectEditor) editor).setClassType(type);
}
}
}
if (editor == null) {
// If it's a user-defined property we give a warning.
String getterClass = prop.getReadMethod().getDeclaringClass().getName();
if (getterClass.indexOf("java.") != 0) {
System.err.println(
"Warning: Can't find public property editor"
+ " for property \""
+ prop.getDisplayName()
+ "\" (class \""
+ type.getName()
+ "\"). Skipping.");
}
} else if (editor instanceof GenericObjectEditor) {
((GenericObjectEditor) editor).setClassType(type);
}
return editor;
}