@Override
public Object getProperty(Map context, Object target, Object name) throws OgnlException {
if (LOG.isDebugEnabled()) {
LOG.debug("Entering getProperty (" + context + "," + target + "," + name + ")");
}
ReflectionContextState.updateCurrentPropertyPath(context, name);
// if this is one of the regular index access
// properties then just let the superclass deal with the
// get.
if (name instanceof String && contains(INDEX_ACCESS_PROPS, (String) name)) {
return super.getProperty(context, target, name);
}
Object result = null;
try {
result = super.getProperty(context, target, name);
} catch (ClassCastException ex) {
}
if (result == null) {
// find the key class and convert the name to that class
Class lastClass = (Class) context.get(XWorkConverter.LAST_BEAN_CLASS_ACCESSED);
String lastProperty = (String) context.get(XWorkConverter.LAST_BEAN_PROPERTY_ACCESSED);
if (lastClass == null || lastProperty == null) {
return null;
}
Object key = getKey(context, name);
Map map = (Map) target;
result = map.get(key);
if (result == null
&& context.get(ReflectionContextState.CREATE_NULL_OBJECTS) != null
&& objectTypeDeterminer.shouldCreateIfNew(lastClass, lastProperty, target, null, false)) {
Class valueClass = objectTypeDeterminer.getElementClass(lastClass, lastProperty, key);
try {
result = objectFactory.buildBean(valueClass, context);
map.put(key, result);
} catch (Exception exc) {
}
}
}
return result;
}
private Object getValue(Map context, Object value) {
Class lastClass = (Class) context.get(XWorkConverter.LAST_BEAN_CLASS_ACCESSED);
String lastProperty = (String) context.get(XWorkConverter.LAST_BEAN_PROPERTY_ACCESSED);
if (lastClass == null || lastProperty == null) {
return value;
}
Class elementClass = objectTypeDeterminer.getElementClass(lastClass, lastProperty, null);
if (elementClass == null) {
return value; // nothing is specified, we assume it will be the value passed in.
}
return xworkConverter.convertValue(context, value, elementClass);
}
private Object getKey(Map context, Object name) {
Class lastClass = (Class) context.get(XWorkConverter.LAST_BEAN_CLASS_ACCESSED);
String lastProperty = (String) context.get(XWorkConverter.LAST_BEAN_PROPERTY_ACCESSED);
if (lastClass == null || lastProperty == null) {
// return java.lang.String.class;
// commented out the above -- it makes absolutely no sense for when setting basic maps!
return name;
}
Class keyClass = objectTypeDeterminer.getKeyClass(lastClass, lastProperty);
if (keyClass == null) {
keyClass = java.lang.String.class;
}
return xworkConverter.convertValue(context, name, keyClass);
}
