/* Returns a negative integer, zero, or a positive integer as v1
is less than, equal to, or greater v2.
NOTE: assume values are ints.
*/
public static int compareIntValues(Value val1, Value val2) {
try {
int vval1 = new Integer(val1.toString()).intValue();
int vval2 = new Integer(val2.toString()).intValue();
if (vval1 > vval2) return 1;
else if (vval2 > vval1) return -1;
return 0;
} catch (Exception e) {
Utility.Dprint(" Error in Variable.compareValues(): Vals are not ints." + e, 0);
}
return 0;
}
public void exceptionEvent(ExceptionEvent event) {
ObjectReference or = event.exception();
ReferenceType rt = or.referenceType();
String exceptionName = rt.name();
// Field messageField = Throwable.class.getField("detailMessage");
Field messageField = rt.fieldByName("detailMessage");
// System.out.println("field " + messageField);
Value messageValue = or.getValue(messageField);
// System.out.println("mess val " + messageValue);
// "java.lang.ArrayIndexOutOfBoundsException"
int last = exceptionName.lastIndexOf('.');
String message = exceptionName.substring(last + 1);
if (messageValue != null) {
String messageStr = messageValue.toString();
if (messageStr.startsWith("\"")) {
messageStr = messageStr.substring(1, messageStr.length() - 1);
}
message += ": " + messageStr;
}
// System.out.println("mess type " + messageValue.type());
// StringReference messageReference = (StringReference) messageValue.type();
// First just report the exception and its placement
reportException(message, or, event.thread());
// Then try to pretty it up with a better message
handleCommonErrors(exceptionName, message, listener);
if (editor != null) {
editor.deactivateRun();
}
}
private void commandPrint(StringTokenizer t, boolean dumpObject) throws NoSessionException {
if (!t.hasMoreTokens()) {
// ### Probably confused if expresion contains whitespace.
env.error("No expression specified.");
return;
}
ThreadReference current = context.getCurrentThread();
if (current == null) {
env.failure("No default thread specified: " + "use the \"thread\" command first.");
return;
}
StackFrame frame;
try {
frame = context.getCurrentFrame(current);
if (frame == null) {
env.failure("Thread has not yet created any stack frames.");
return;
}
} catch (VMNotInterruptedException e) {
env.failure("Target VM must be in interrupted state.");
return;
}
while (t.hasMoreTokens()) {
String expr = t.nextToken("");
Value val = null;
try {
val = runtime.evaluate(frame, expr);
} catch (Exception e) {
env.error("Exception: " + e);
// ### Fix this!
}
if (val == null) {
return; // Error message already printed
}
OutputSink out = env.getOutputSink();
if (dumpObject && (val instanceof ObjectReference) && !(val instanceof StringReference)) {
ObjectReference obj = (ObjectReference) val;
ReferenceType refType = obj.referenceType();
out.println(expr + " = " + val.toString() + " {");
dump(out, obj, refType, refType);
out.println("}");
} else {
out.println(expr + " = " + val.toString());
}
out.show();
}
}
private void printVar(OutputSink out, LocalVariable var, StackFrame frame) {
out.print(" " + var.name());
if (var.isVisible(frame)) {
Value val = frame.getValue(var);
out.println(" = " + val.toString());
} else {
out.println(" is not in scope");
}
}
/** Implementation for getting the indices of this class. i.e. <code>$a->foo[0]</code> */
public Value __get(Env env, Value indexV) {
if (indexV.isString()) {
String name = indexV.toString();
SimpleXMLElement attr = getAttribute(name);
if (attr != null) return wrapJava(env, _cls, attr);
else return NullValue.NULL;
} else if (indexV.isLongConvertible()) {
int i = indexV.toInt();
if (i < _attributes.size()) return wrapJava(env, _cls, _attributes.get(i));
return NullValue.NULL;
} else return NullValue.NULL;
}