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());
}
@Override
public void changeEvent(DebuggerContextImpl newContext, DebuggerSession.Event event) {
final DebuggerSession session = newContext.getDebuggerSession();
if (event == DebuggerSession.Event.PAUSE
&& myDebuggerStateManager.myDebuggerSession != session) {
// if paused in non-active session; switch current session
myDebuggerStateManager.setState(
newContext,
session != null ? session.getState() : DebuggerSession.State.DISPOSED,
event,
null);
return;
}
if (myDebuggerStateManager.myDebuggerSession == session) {
myDebuggerStateManager.fireStateChanged(newContext, event);
}
if (event == DebuggerSession.Event.ATTACHED) {
myDispatcher.getMulticaster().sessionAttached(session);
} else if (event == DebuggerSession.Event.DETACHED) {
myDispatcher.getMulticaster().sessionDetached(session);
} else if (event == DebuggerSession.Event.DISPOSE) {
dispose(session);
if (myDebuggerStateManager.myDebuggerSession == session) {
myDebuggerStateManager.setState(
DebuggerContextImpl.EMPTY_CONTEXT,
DebuggerSession.State.DISPOSED,
DebuggerSession.Event.DISPOSE,
null);
}
}
}
@Override
public void setState(
final DebuggerContextImpl context,
DebuggerSession.State state,
DebuggerSession.Event event,
String description) {
ApplicationManager.getApplication().assertIsDispatchThread();
myDebuggerSession = context.getDebuggerSession();
if (myDebuggerSession != null) {
myDebuggerSession.getContextManager().setState(context, state, event, description);
} else {
fireStateChanged(context, event);
}
}
public DebuggerContextImpl createDebuggerContext(
final SuspendContextImpl suspendContext, StackFrameProxyImpl stackFrame) {
final DebuggerSession[] session = new DebuggerSession[1];
UIUtil.invokeAndWaitIfNeeded(
new Runnable() {
@Override
public void run() {
session[0] =
DebuggerManagerEx.getInstanceEx(myProject)
.getSession(suspendContext.getDebugProcess());
}
});
DebuggerContextImpl debuggerContext =
DebuggerContextImpl.createDebuggerContext(
session[0],
suspendContext,
stackFrame != null ? stackFrame.threadProxy() : null,
stackFrame);
debuggerContext.initCaches();
return debuggerContext;
}
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);
}
}
}