// Static Data //////////////////////////////////////////////////////////////
+ /** the arguments.cascade() function */
+ public static final JS.Callable cascadeFunction = new JS.Callable() {
+ public Object call(JS.Array args) {
+ Trap currentTrap = TrapContext.get().currentTrap;
+ if (args.length() != 0) TrapContext.get().putCascadeHappened = true;
+ Trap t = currentTrap.next;
+ // if we've hit the end of the trap stack, just do a put(,,,true)
+ if (t == null) {
+ if (args.length() == 0) return currentTrap.trapee.get(currentTrap.name, true);
+ currentTrap.trapee.put(currentTrap.name, args.elementAt(0), true);
+ return null;
+ }
+ return t.perform(args);
+ }
+ };
+
/** a vector of weak references to all instances of Trap; used for retheming */
private static Hashtable allTraps = new Hashtable(1000);
private JS rp = null;
/** the function for this trap */
- CompiledFunction f = null;
+ JS.CompiledFunction f = null;
/** the name of the property that this trap was placed on */
private String name = null;
* @param isreadtrap true iff this is a read (double-underscore) trap
* @param rp if this trap is being placed via a rootproxy, this is that proxy object.
*/
- static void addTrap(Box trapee, String name, CompiledFunction f, boolean isreadtrap, JS rp) {
+ static void addTrap(Box trapee, String name, JS.CompiledFunction f, boolean isreadtrap, JS rp) {
if (PROHIBITED.get(name) != null || name.startsWith("xwt_")) {
Log.log(Trap.class, "Error: you cannot place traps on special property \"" + name + "\"");
}
// find out what script is currently running
- CompiledFunction placer = Context.getContextForThread(Thread.currentThread()).getCurrentFunction();
- if (placer == null) { Log.log(Trap.class, "placer is null"); return; }
+ JS.CompiledFunction placer = JS.Thread.fromJavaThread(java.lang.Thread.currentThread()).getCurrentCompiledFunction();
+ if (placer == null) { Log.log(Trap.class, "placer is null"); return; }
String placerNodeName = placer.getSourceName();
// check if this script has already placed a trap on this property
public static Trap getTrap(Box b, String name) {
if (b.traps == null) return null;
- String currentFunctionNodeName = Context.getContextForThread(Thread.currentThread()).getCurrentFunction().getSourceName();
+ String currentFunctionNodeName = JS.Thread.fromJavaThread(java.lang.Thread.currentThread()).getCurrentCompiledFunction().getSourceName();
for(Trap cur = (Trap)b.traps.get(name); cur != null; cur = cur.next)
if (cur.placerNodeName.equals(currentFunctionNodeName))
return cur;
return null;
}
- /** Called by Rhino's arguments.cascade. Note: cx will be null if this was invoked from perform() rather than from a script. */
- public static final CascadeFunction cascadeFunction = new CascadeFunction();
- private static class CascadeFunction extends JS.Callable {
- CascadeFunction() { setSeal(true); }
- public Object call(Array args) { return call(args, Context.getContextForThread(Thread.currentThread()).getCurrentFunction()); }
- public Object call(Array args, CompiledFunction currentFunction) {
- Trap currentTrap = TrapContext.get().currentTrap;
- if (args.length() != 0) TrapContext.get().putCascadeHappened = true;
- Trap t = currentTrap.next;
- // if we've hit the end of the trap stack, just do a put(,,,true)
- if (t == null) {
- if (args.length() == 0) return currentTrap.trapee.get(currentTrap.name, true);
- currentTrap.trapee.put(currentTrap.name, args.elementAt(0), true);
- return null;
- }
- return t.perform(args);
- }
- };
-
/** called by Rhino's arguments.trapee hack */
public static Object currentTrapee() {
Trap current = TrapContext.get().currentTrap;
private Trap() { allTraps.put(myWeak, dummy); }
/** perform this trap -- arg.length == 0 if this is a get; otherwise it contains a single element to be put */
- public Object perform(Array args) {
+ public Object perform(JS.Array args) {
TrapContext tc = TrapContext.get();
// save both thread-locals on the stack and update their values
// invoke the trap function
try {
- if (!isreadtrap && args.length() == 0) return cascadeFunction.call(args, f);
+ if (!isreadtrap && args.length() == 0) return cascadeFunction.call(args);
if (f == null) {
if (Log.verbose) Log.log(this, "debug: reclaimed a dangling trap on property " + name);
- Object ret = cascadeFunction.call(args, f);
+ Object ret = cascadeFunction.call(args);
delete();
return ret;
}
- Object ret = f.call(args);
-
+ Object ret = f.call(args);
+
// autocascade if required
- if (args.length() > 0 && !isreadtrap && !tc.putCascadeHappened) cascadeFunction.call(args, f);
+ if (args.length() > 0 && !isreadtrap && !tc.putCascadeHappened) cascadeFunction.call(args);
return ret;
} catch (JS.Exn e) {
- if (Log.on) Log.log(this, e);
+ if (Log.on) Log.log(this, e);
} finally {
// restore the thread-locals
/** returns the TrapContext for the current thread */
static TrapContext get() {
- TrapContext ret = (TrapContext)trapContextByThread.get(Thread.currentThread());
+ TrapContext ret = (TrapContext)trapContextByThread.get(java.lang.Thread.currentThread());
if (ret == null) {
ret = new TrapContext();
trapContextByThread.put(Thread.currentThread(), ret);