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* Allow native host methods in scripted JavaObjects to be overridden in JavaScript, but

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make sure we don't use any of the HopObject host methods.
This commit is contained in:
hns 2006-11-20 12:51:26 +00:00
parent 21117936ad
commit 0eae6629ee
1 changed files with 10 additions and 8 deletions
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18
src/helma/scripting/rhino/JavaObject.java
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@ -181,24 +181,26 @@ public class JavaObject extends NativeJavaObject {
* Get a named property from this object.
*/
public Object get(String name, Scriptable start) {
// System.err.println ("GET: "+name);
Object obj;
Object value;
// we really are not supposed to walk down the prototype chain in get(),
// but we break the rule in order to be able to override java methods,
// which are looked up by super.get() below
Scriptable proto = getPrototype();
while (proto != null) {
obj = proto.get(name, start);
if (obj != NOT_FOUND) {
return obj;
value = proto.get(name, start);
// Skip FunctionObject properties, which represent native wrapped
// java host methods. The prototype chain is made of HopObjects, and
// we can't invoked these on our wrapped java object.
if (value != NOT_FOUND && !(value instanceof FunctionObject)) {
return value;
}
proto = proto.getPrototype();
}
obj = overload.get(name);
if (obj != null) {
return new FunctionObject(name, (Method) obj, this);
value = overload.get(name);
if (value != null) {
return new FunctionObject(name, (Method) value, this);
}
if ("_prototype".equals(name) || "__prototype__".equals(name)) {