protected boolean handleMethodEvent(
LocatableEvent event, Method method, JDXDebugTarget target, JDXThread thread) {
try {
if (isNativeOnly()) {
if (!method.isNative()) {
return true;
}
}
if (getMethodName() != null) {
if (!method.name().equals(getMethodName())) {
return true;
}
}
if (getMethodSignature() != null) {
if (!method.signature().equals(getMethodSignature())) {
return true;
}
}
if (fPattern != null) {
if (!fPattern.matcher(method.declaringType().name()).find()) {
return true;
}
}
Integer count = (Integer) event.request().getProperty(HIT_COUNT);
if (count != null && handleHitCount(event, count)) {
return true;
}
return !suspendForEvent(event, thread); // Resume if suspend fails
} catch (CoreException e) {
Plugin.log(e);
}
return true;
}
@Override
public Component getListCellRendererComponent(
JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
// ### We should indicate the current thread independently of the
// ### selection, e.g., with an icon, because the user may change
// ### the selection graphically without affecting the current
// ### thread.
super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
if (value == null) {
this.setText("<unavailable>");
} else {
StackFrame frame = (StackFrame) value;
Location loc = frame.location();
Method meth = loc.method();
String methName = meth.declaringType().name() + '.' + meth.name();
String position = "";
if (meth.isNative()) {
position = " (native method)";
} else if (loc.lineNumber() != -1) {
position = ":" + loc.lineNumber();
} else {
long pc = loc.codeIndex();
if (pc != -1) {
position = ", pc = " + pc;
}
}
// Indices are presented to the user starting from 1, not 0.
this.setText("[" + (index + 1) + "] " + methName + position);
}
return this;
}
private void dumpStack(ThreadReference thread, boolean showPC) {
// ### Check for these.
// env.failure("Thread no longer exists.");
// env.failure("Target VM must be in interrupted state.");
// env.failure("Current thread isn't suspended.");
// ### Should handle extremely long stack traces sensibly for user.
List<StackFrame> stack = null;
try {
stack = thread.frames();
} catch (IncompatibleThreadStateException e) {
env.failure("Thread is not suspended.");
}
// ### Fix this!
// ### Previously mishandled cases where thread was not current.
// ### Now, prints all of the stack regardless of current frame.
int frameIndex = 0;
// int frameIndex = context.getCurrentFrameIndex();
if (stack == null) {
env.failure("Thread is not running (no stack).");
} else {
OutputSink out = env.getOutputSink();
int nFrames = stack.size();
for (int i = frameIndex; i < nFrames; i++) {
StackFrame frame = stack.get(i);
Location loc = frame.location();
Method meth = loc.method();
out.print(" [" + (i + 1) + "] ");
out.print(meth.declaringType().name());
out.print('.');
out.print(meth.name());
out.print(" (");
if (meth.isNative()) {
out.print("native method");
} else if (loc.lineNumber() != -1) {
try {
out.print(loc.sourceName());
} catch (AbsentInformationException e) {
out.print("<unknown>");
}
out.print(':');
out.print(loc.lineNumber());
}
out.print(')');
if (showPC) {
long pc = loc.codeIndex();
if (pc != -1) {
out.print(", pc = " + pc);
}
}
out.println();
}
out.show();
}
}
private EventRequest createMethodRequest(JDXDebugTarget target, Object classFilter, boolean entry)
throws CoreException {
EventRequest request = null;
EventRequestManager manager = target.getEventRequestManager();
if (manager == null) {
target.requestFailed(
JDXMessages.JDXMethodBreakpoint_Unable_to_create_breakpoint_request___VM_disconnected__1,
null); //$NON-NLS-1$
}
try {
if (entry) {
if (classFilter instanceof ClassType
&& getMethodName() != null
&& getMethodSignature() != null) {
ClassType clazz = (ClassType) classFilter;
if (clazz.name().equals(getTypeName())) {
Method method = clazz.concreteMethodByName(getMethodName(), getMethodSignature());
if (method != null && !method.isNative()) {
Location location = method.location();
if (location != null && location.codeIndex() != -1) {
request = manager.createBreakpointRequest(location);
}
}
}
}
if (request == null) {
request = manager.createMethodEntryRequest();
if (classFilter instanceof String) {
((MethodEntryRequest) request).addClassFilter((String) classFilter);
} else if (classFilter instanceof ReferenceType) {
((MethodEntryRequest) request).addClassFilter((ReferenceType) classFilter);
}
}
} else {
request = manager.createMethodExitRequest();
if (classFilter instanceof String) {
((MethodExitRequest) request).addClassFilter((String) classFilter);
} else if (classFilter instanceof ReferenceType) {
((MethodExitRequest) request).addClassFilter((ReferenceType) classFilter);
}
}
configureRequest(request, target);
} catch (VMDisconnectedException e) {
if (!target.isAvailable()) {
return null;
}
Plugin.log(e);
} catch (RuntimeException e) {
target.internalError(e);
}
return request;
}
public boolean isVisible(StackFrame frame) {
validateMirror(frame);
Method frameMethod = frame.location().method();
if (!frameMethod.equals(method)) {
throw new IllegalArgumentException("frame method different than variable's method");
}
// this is here to cover the possibility that we will
// allow LocalVariables for native methods. If we do
// so we will have to re-examinine this.
if (frameMethod.isNative()) {
return false;
}
return ((scopeStart.compareTo(frame.location()) <= 0)
&& (scopeEnd.compareTo(frame.location()) >= 0));
}
