protected void commandCancelled() {
if (!DebuggerManagerThreadImpl.isManagerThread()) {
return;
}
// context thread is not suspended
final DebuggerContextImpl context = getDebuggerContext();
final SuspendContextImpl suspendContext = context.getSuspendContext();
if (suspendContext == null) {
return;
}
final ThreadReferenceProxyImpl threadToSelect = context.getThreadProxy();
if (threadToSelect == null) {
return;
}
if (!suspendContext.isResumed()) {
final SuspendContextImpl threadContext =
SuspendManagerUtil.getSuspendContextForThread(suspendContext, threadToSelect);
context
.getDebugProcess()
.getManagerThread()
.schedule(new RebuildFramesListCommand(context, threadContext));
refillThreadsCombo(threadToSelect);
}
}
private boolean shouldApplyContext(DebuggerContextImpl context) {
SuspendContextImpl suspendContext = context.getSuspendContext();
SuspendContextImpl currentContext = (SuspendContextImpl) getSession().getSuspendContext();
if (suspendContext != null && !suspendContext.equals(currentContext)) return true;
JavaExecutionStack currentExecutionStack =
currentContext != null ? currentContext.getActiveExecutionStack() : null;
return currentExecutionStack == null
|| !Comparing.equal(context.getThreadProxy(), currentExecutionStack.getThreadProxy());
}
public static List<Pair<Breakpoint, Event>> getEventDescriptors(
SuspendContextImpl suspendContext) {
DebuggerManagerThreadImpl.assertIsManagerThread();
if (suspendContext == null || suspendContext.getEventSet() == null) {
return Collections.emptyList();
}
final List<Pair<Breakpoint, Event>> eventDescriptors = new ArrayList<Pair<Breakpoint, Event>>();
final RequestManagerImpl requestManager = suspendContext.getDebugProcess().getRequestsManager();
for (final Event event : suspendContext.getEventSet()) {
Requestor requestor = requestManager.findRequestor(event.request());
if (requestor instanceof Breakpoint) {
eventDescriptors.add(new Pair<Breakpoint, Event>((Breakpoint) requestor, event));
}
}
return eventDescriptors;
}
protected void printLocation(SuspendContextImpl suspendContext) {
try {
Location location = suspendContext.getFrameProxy().location();
String message = "paused at " + location.sourceName() + ":" + location.lineNumber();
println(message, ProcessOutputTypes.SYSTEM);
} catch (Throwable e) {
addException(e);
}
}
protected EvaluationContextImpl createEvaluationContext(final SuspendContextImpl suspendContext) {
try {
StackFrameProxyImpl proxy = suspendContext.getFrameProxy();
assertNotNull(proxy);
return new EvaluationContextImpl(suspendContext, proxy, proxy.thisObject());
} catch (EvaluateException e) {
error(e);
return null;
}
}
protected ObjectReference getThisObject(SuspendContextImpl context, LocatableEvent event)
throws EvaluateException {
ThreadReferenceProxyImpl thread = context.getThread();
if (thread != null) {
StackFrameProxyImpl stackFrameProxy = thread.frame(0);
if (stackFrameProxy != null) {
return stackFrameProxy.thisObject();
}
}
return null;
}
public boolean processLocatableEvent(
final SuspendContextCommandImpl action, final LocatableEvent event)
throws EventProcessingException {
final SuspendContextImpl context = action.getSuspendContext();
if (!isValid()) {
context.getDebugProcess().getRequestsManager().deleteRequest(this);
return false;
}
final String[] title = {DebuggerBundle.message("title.error.evaluating.breakpoint.condition")};
try {
final StackFrameProxyImpl frameProxy = context.getThread().frame(0);
if (frameProxy == null) {
// might be if the thread has been collected
return false;
}
final EvaluationContextImpl evaluationContext =
new EvaluationContextImpl(
action.getSuspendContext(), frameProxy, getThisObject(context, event));
if (!evaluateCondition(evaluationContext, event)) {
return false;
}
title[0] = DebuggerBundle.message("title.error.evaluating.breakpoint.action");
runAction(evaluationContext, event);
} catch (final EvaluateException ex) {
if (ApplicationManager.getApplication().isUnitTestMode()) {
System.out.println(ex.getMessage());
return false;
}
throw new EventProcessingException(title[0], ex.getMessage(), ex);
}
return true;
}
@Override
public final void action() throws Exception {
if (LOG.isDebugEnabled()) {
LOG.debug("trying " + this);
}
final SuspendContextImpl suspendContext = getSuspendContext();
if (suspendContext == null) {
if (LOG.isDebugEnabled()) {
LOG.debug("skip processing - context is null " + this);
}
notifyCancelled();
return;
}
if (suspendContext.myInProgress) {
suspendContext.postponeCommand(this);
} else {
try {
if (!suspendContext.isResumed()) {
suspendContext.myInProgress = true;
contextAction(suspendContext);
} else {
notifyCancelled();
}
} finally {
suspendContext.myInProgress = false;
if (suspendContext.isResumed()) {
for (SuspendContextCommandImpl postponed = suspendContext.pollPostponedCommand();
postponed != null;
postponed = suspendContext.pollPostponedCommand()) {
postponed.notifyCancelled();
}
} else {
SuspendContextCommandImpl postponed = suspendContext.pollPostponedCommand();
if (postponed != null) {
final Stack<SuspendContextCommandImpl> stack = new Stack<>();
while (postponed != null) {
stack.push(postponed);
postponed = suspendContext.pollPostponedCommand();
}
final DebuggerManagerThreadImpl managerThread =
suspendContext.getDebugProcess().getManagerThread();
while (!stack.isEmpty()) {
managerThread.pushBack(stack.pop());
}
}
}
}
}
}
private void unsetPausedIfNeeded(DebuggerContextImpl context) {
SuspendContextImpl suspendContext = context.getSuspendContext();
if (suspendContext != null && context.getThreadProxy() != suspendContext.getThread()) {
((XDebugSessionImpl) getSession()).unsetPaused();
}
}
public void reloadClasses(final Map<String, HotSwapFile> modifiedClasses) {
DebuggerManagerThreadImpl.assertIsManagerThread();
if (modifiedClasses == null || modifiedClasses.size() == 0) {
myProgress.addMessage(
myDebuggerSession,
MessageCategory.INFORMATION,
DebuggerBundle.message("status.hotswap.loaded.classes.up.to.date"));
return;
}
final DebugProcessImpl debugProcess = getDebugProcess();
final VirtualMachineProxyImpl virtualMachineProxy = debugProcess.getVirtualMachineProxy();
final Project project = debugProcess.getProject();
final BreakpointManager breakpointManager =
(DebuggerManagerEx.getInstanceEx(project)).getBreakpointManager();
breakpointManager.disableBreakpoints(debugProcess);
// virtualMachineProxy.suspend();
try {
RedefineProcessor redefineProcessor = new RedefineProcessor(virtualMachineProxy);
int processedEntriesCount = 0;
for (final Map.Entry<String, HotSwapFile> entry : modifiedClasses.entrySet()) {
// stop if process is finished already
if (debugProcess.isDetached() || debugProcess.isDetaching()) {
break;
}
if (redefineProcessor.getProcessedClassesCount() == 0 && myProgress.isCancelled()) {
// once at least one class has been actually reloaded, do not interrupt the whole process
break;
}
processedEntriesCount++;
final String qualifiedName = entry.getKey();
if (qualifiedName != null) {
myProgress.setText(qualifiedName);
myProgress.setFraction(processedEntriesCount / (double) modifiedClasses.size());
}
try {
redefineProcessor.processClass(qualifiedName, entry.getValue().file);
} catch (IOException e) {
reportProblem(qualifiedName, e);
}
}
if (redefineProcessor.getProcessedClassesCount() == 0 && myProgress.isCancelled()) {
// once at least one class has been actually reloaded, do not interrupt the whole process
return;
}
redefineProcessor.processPending();
myProgress.setFraction(1);
final int partiallyRedefinedClassesCount =
redefineProcessor.getPartiallyRedefinedClassesCount();
if (partiallyRedefinedClassesCount == 0) {
myProgress.addMessage(
myDebuggerSession,
MessageCategory.INFORMATION,
DebuggerBundle.message(
"status.classes.reloaded", redefineProcessor.getProcessedClassesCount()));
} else {
final String message =
DebuggerBundle.message(
"status.classes.not.all.versions.reloaded",
partiallyRedefinedClassesCount,
redefineProcessor.getProcessedClassesCount());
myProgress.addMessage(myDebuggerSession, MessageCategory.WARNING, message);
}
LOG.debug("classes reloaded");
} catch (Throwable e) {
processException(e);
}
debugProcess.getPositionManager().clearCache();
DebuggerContextImpl context = myDebuggerSession.getContextManager().getContext();
SuspendContextImpl suspendContext = context.getSuspendContext();
if (suspendContext != null) {
XExecutionStack stack = suspendContext.getActiveExecutionStack();
if (stack != null) {
((JavaExecutionStack) stack).initTopFrame();
}
}
final Semaphore waitSemaphore = new Semaphore();
waitSemaphore.down();
//noinspection SSBasedInspection
SwingUtilities.invokeLater(
() -> {
try {
if (!project.isDisposed()) {
breakpointManager.reloadBreakpoints();
debugProcess.getRequestsManager().clearWarnings();
if (LOG.isDebugEnabled()) {
LOG.debug("requests updated");
LOG.debug("time stamp set");
}
myDebuggerSession.refresh(false);
XDebugSession session = myDebuggerSession.getXDebugSession();
if (session != null) {
session.rebuildViews();
}
}
} catch (Throwable e) {
LOG.error(e);
} finally {
waitSemaphore.up();
}
});
waitSemaphore.waitFor();
if (!project.isDisposed()) {
try {
breakpointManager.enableBreakpoints(debugProcess);
} catch (Exception e) {
processException(e);
}
}
}
public DebuggerContextImpl createDebuggerContext(final SuspendContextImpl suspendContext) {
return createDebuggerContext(suspendContext, suspendContext.getFrameProxy());
}