/** Get converted value and original value of this Binding. */
private Object[] getAttributeValues(Component comp) {
if (!isSavable()
|| _attr.startsWith("_")
|| DataBinder.isTemplate(comp)
|| comp.getPage() == null) {
return null; // cannot save, a control attribute, or a detached component, skip!
}
Object rawval = null;
try {
rawval = Fields.get(comp, _attr);
} catch (NoSuchMethodException ex) {
// Bug #1813278, Annotations do not work with xhtml tags
if (comp instanceof DynamicPropertied) {
final DynamicPropertied dpcomp = (DynamicPropertied) comp;
if (dpcomp.hasDynamicProperty(_attr)) {
rawval = dpcomp.getDynamicProperty(_attr);
} else {
throw UiException.Aide.wrap(ex);
}
} else if (comp.getAttributes()
.containsKey(
_attr)) { // Feature #2855116. Get value from component custom-attribute(also a
// variable in ZK5).
rawval = comp.getAttribute(_attr);
} else {
throw UiException.Aide.wrap(ex);
}
}
try {
final Object val = (_converter == null) ? rawval : _converter.coerceToBean(rawval, comp);
return val == TypeConverter.IGNORE ? null : new Object[] {val, rawval};
} catch (ClassCastException ex) {
throw UiException.Aide.wrap(ex);
}
}
private void myLoadAttribute(Component comp, Object bean) {
try {
// since 3.1, 20080416, support bindingArgs for non-supported tag
// bug #2803575, merge bindingArgs together since a component can have
// multiple bindings on different attributes.
Map<Object, Object> bindArgs = cast((Map) comp.getAttribute(DataBinder.ARGS));
if (bindArgs == null) {
bindArgs = new HashMap<Object, Object>();
comp.setAttribute(DataBinder.ARGS, bindArgs);
}
if (_args != null) {
bindArgs.putAll(_args);
comp.setAttribute(_attr + "_" + DataBinder.ARGS, _args);
}
if (_converter != null) {
bean = _converter.coerceToUi(bean, comp);
if (bean == TypeConverter.IGNORE) return; // ignore, so don't do Fields.set()
}
// Bug #1876198 Error msg appears when load page (databind+CustomConstraint)
// catching WrongValueException no longer works, check special case and
// use setRowValue() method directly
if ((comp instanceof InputElement) && "value".equals(_attr)) {
Object value = bean;
Object oldv = null;
try { // Bug 1879389
final Method m = comp.getClass().getMethod("getValue");
oldv = ((InputElement) comp).getRawValue();
value = Classes.coerce(m.getReturnType(), bean);
} catch (NoSuchMethodException ex) { // ignore it
}
// See both Bug 3000305 and 2874098
Fields.set(comp, "rawValue", value, _converter == null);
} else {
Fields.set(comp, _attr, bean, _converter == null);
}
} catch (ClassCastException ex) {
throw UiException.Aide.wrap(ex);
} catch (NoSuchMethodException ex) {
// Bug #1813278, Annotations do not work with xhtml tags
if (comp instanceof DynamicPropertied) {
final DynamicPropertied dpcomp = (DynamicPropertied) comp;
if (dpcomp.hasDynamicProperty(_attr)) {
// no way to know destination type of the property, use bean as is
dpcomp.setDynamicProperty(_attr, bean);
} else {
throw UiException.Aide.wrap(ex);
}
} else { // Feature# 2855116. Save into component custom-attribute(also a variable in ZK5).
comp.setAttribute(_attr, bean);
}
// Bug #1876198 Error msg appears when load page (databind+CustomConstraint)
// catching WrongValueException no longer works, so mark it out
/*} catch (WrongValueException ex) {
//Bug #1615371, try to use setRawValue()
if ("value".equals(_attr)) {
try {
Fields.set(comp, "rawValue", bean, _converter == null);
} catch (Exception ex1) {
//exception
throw ex;
}
} else {
throw ex;
}
*/
}
}