if (o instanceof JS) return ((JS)o).coerceToNumber();
throw new Error("toNumber() got object of type " + o.getClass().getName() + " which we don't know how to handle");
}
-
-
+
// Instance Methods ////////////////////////////////////////////////////////////////////
public abstract Object get(Object key) throws JS.Exn;
public abstract void put(Object key, Object val) throws JS.Exn;
public abstract Object[] keys();
+ public abstract Object callMethod(Object method, JS.Array args, boolean justChecking);
public Number coerceToNumber() { throw new Error("you cannot coerce a " + this.getClass().getName() + " into a Number"); }
public String coerceToString() { throw new Error("you cannot coerce a " + this.getClass().getName() + " into a String"); }
public Obj(boolean sealed) { this.sealed = sealed; }
/** a sealed object cannot have its properties modified */
public void setSeal(boolean sealed) { this.sealed = sealed; }
- public Object get(Object key) { return entries.get(key); }
public void put(Object key, Object val) { if (!sealed) entries.put(key, val); }
public Object[] keys() { return(entries.keys()); }
+ public Object get(Object key) {
+ if(callMethod((String)key,null,true) == Boolean.TRUE)
+ return new Internal.CallableStub(this,key);
+ return entries.get(key);
+ }
+ public Object callMethod(Object method, JS.Array args, boolean checkOnly) throws JS.Exn {
+ if(checkOnly) return Boolean.FALSE;
+ Object o = get(method);
+ if(o instanceof JS.Callable) {
+ return ((JS.Callable)o).call(args);
+ } else if(o == null) {
+ throw new JS.Exn("Attempted to call non-existent method: " + method);
+ } else {
+ throw new JS.Exn("Attempted to call a non-method: " +method);
+ }
+ }
}
/** An exception which can be thrown and caught by JavaScript code */