static ReferenceType getReferenceTypeFromToken(String idToken) {
ReferenceType cls = null;
if (Character.isDigit(idToken.charAt(0))) {
cls = null;
} else if (idToken.startsWith("*.")) {
// This notation saves typing by letting the user omit leading
// package names. The first
// loaded class whose name matches this limited regular
// expression is selected.
idToken = idToken.substring(1);
List classes = Env.vm().allClasses();
Iterator iter = classes.iterator();
while (iter.hasNext()) {
ReferenceType type = ((ReferenceType) iter.next());
if (type.name().endsWith(idToken)) {
cls = type;
break;
}
}
} else {
// It's a class name
List classes = Env.vm().classesByName(idToken);
if (classes.size() > 0) {
// TO DO: handle multiples
cls = (ReferenceType) classes.get(0);
}
}
return cls;
}
/** Return a description of an object. */
static String description(ObjectReference ref) {
ReferenceType clazz = ref.referenceType();
long id = ref.uniqueID();
if (clazz == null) {
return toHex(id);
} else {
return MessageOutput.format(
"object description and hex id", new Object[] {clazz.name(), toHex(id)});
}
}