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working reflection

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This commit is contained in:
Joel Dice
2007-07-23 21:16:59 -06:00
parent 5f3bf175e0
commit 823d764998
8 changed files with 116 additions and 80 deletions
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49
src/machine.cpp
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@ -1653,9 +1653,9 @@ instanceOf(Thread* t, object class_, object o)
{
if (o == 0) {
return false;
} else {
return isAssignableFrom(t, class_, objectClass(t, o));
}
return isAssignableFrom(t, class_, objectClass(t, o));
}
unsigned
@ -2346,6 +2346,51 @@ collect(Thread* t, Heap::CollectionType type)
killZombies(t, m->rootThread);
}
void
printTrace(Thread* t, object exception)
{
for (object e = exception; e; e = throwableCauseUnsafe(t, e)) {
if (e != exception) {
fprintf(stderr, "caused by: ");
}
fprintf(stderr, "%s", &byteArrayBody
(t, className(t, objectClass(t, e)), 0));
if (throwableMessageUnsafe(t, e)) {
object m = throwableMessageUnsafe(t, e);
char message[stringLength(t, m) + 1];
stringChars(t, m, message);
fprintf(stderr, ": %s\n", message);
} else {
fprintf(stderr, "\n");
}
object trace = throwableTraceUnsafe(t, e);
for (unsigned i = 0; i < arrayLength(t, trace); ++i) {
object e = arrayBody(t, trace, i);
const int8_t* class_ = &byteArrayBody
(t, className(t, methodClass(t, traceElementMethod(t, e))), 0);
const int8_t* method = &byteArrayBody
(t, methodName(t, traceElementMethod(t, e)), 0);
int line = lineNumber(t, traceElementMethod(t, e), traceElementIp(t, e));
fprintf(stderr, " at %s.%s ", class_, method);
switch (line) {
case NativeLine:
fprintf(stderr, "(native)\n");
break;
case UnknownLine:
fprintf(stderr, "(unknown line)\n");
break;
default:
fprintf(stderr, "(line %d)\n", line);
}
}
}
}
void
noop()
{ }