@Override
public Object evaluate(EvaluationContextImpl context) throws EvaluateException {
Object result =
context.getSuspendContext().getDebugProcess().getVirtualMachineProxy().mirrorOfVoid();
try {
result = myBodyEvaluator.evaluate(context);
} catch (EvaluateException e) {
boolean catched = false;
ObjectReference vmException = e.getExceptionFromTargetVM();
if (vmException != null) {
for (CatchEvaluator evaluator : myCatchBlockEvaluators) {
if (evaluator != null
&& DebuggerUtils.instanceOf(vmException.type(), evaluator.getExceptionType())) {
result = evaluator.evaluate(vmException, context);
catched = true;
break;
}
}
}
if (!catched) {
throw e;
}
} finally {
if (myFinallyEvaluator != null) {
result = myFinallyEvaluator.evaluate(context);
}
}
return result;
}
@Override
public void computeTypeSourcePosition(@NotNull final XNavigatable navigatable) {
if (myEvaluationContext.getSuspendContext().isResumed()) return;
DebugProcessImpl debugProcess = myEvaluationContext.getDebugProcess();
debugProcess
.getManagerThread()
.schedule(
new JumpToObjectAction.NavigateCommand(
getDebuggerContext(), myValueDescriptor, debugProcess, null) {
@Override
public Priority getPriority() {
return Priority.HIGH;
}
@Override
protected void doAction(@Nullable final SourcePosition sourcePosition) {
if (sourcePosition != null) {
ApplicationManager.getApplication()
.runReadAction(
new Runnable() {
@Override
public void run() {
navigatable.setSourcePosition(
DebuggerUtilsEx.toXSourcePosition(sourcePosition));
}
});
}
}
});
}
public Object evaluate(EvaluationContextImpl context) throws EvaluateException {
final Object result = myDelegate.evaluate(context);
if (result instanceof ObjectReference) {
context.getSuspendContext().keep((ObjectReference) result);
}
return result;
}
@Override
public void computeSourcePosition(@NotNull final XNavigatable navigatable) {
if (navigatable instanceof XInlineSourcePosition
&& !(navigatable instanceof XNearestSourcePosition)
&& !(myValueDescriptor instanceof ThisDescriptorImpl
|| myValueDescriptor instanceof LocalVariableDescriptor)) {
return;
}
myEvaluationContext
.getManagerThread()
.schedule(
new SuspendContextCommandImpl(myEvaluationContext.getSuspendContext()) {
@Override
public Priority getPriority() {
if (navigatable instanceof XInlineSourcePosition) {
return Priority.LOW;
}
return Priority.NORMAL;
}
@Override
protected void commandCancelled() {
navigatable.setSourcePosition(null);
}
@Override
public void contextAction() throws Exception {
ApplicationManager.getApplication()
.runReadAction(
new Runnable() {
@Override
public void run() {
final boolean nearest = navigatable instanceof XNearestSourcePosition;
SourcePosition position =
SourcePositionProvider.getSourcePosition(
myValueDescriptor, getProject(), getDebuggerContext(), nearest);
if (position != null) {
navigatable.setSourcePosition(
DebuggerUtilsEx.toXSourcePosition(position));
}
}
});
}
});
}
private void computeSourcePosition(
@NotNull final XNavigatable navigatable, final boolean inline) {
myEvaluationContext
.getManagerThread()
.schedule(
new SuspendContextCommandImpl(myEvaluationContext.getSuspendContext()) {
@Override
public Priority getPriority() {
return inline ? Priority.LOWEST : Priority.NORMAL;
}
@Override
protected void commandCancelled() {
navigatable.setSourcePosition(null);
}
@Override
public void contextAction() throws Exception {
ApplicationManager.getApplication()
.runReadAction(
new Runnable() {
@Override
public void run() {
SourcePosition position =
SourcePositionProvider.getSourcePosition(
myValueDescriptor, getProject(), getDebuggerContext(), false);
if (position != null) {
navigatable.setSourcePosition(
DebuggerUtilsEx.toXSourcePosition(position));
}
if (inline) {
position =
SourcePositionProvider.getSourcePosition(
myValueDescriptor, getProject(), getDebuggerContext(), true);
if (position != null) {
navigatable.setSourcePosition(
DebuggerUtilsEx.toXSourcePosition(position));
}
}
}
});
}
});
}
@Nullable
@Override
public String getEvaluationExpression() {
if (evaluationExpression == null) {
// TODO: change API to allow to calculate it asynchronously
myEvaluationContext
.getManagerThread()
.invokeAndWait(
new SuspendContextCommandImpl(myEvaluationContext.getSuspendContext()) {
@Override
public Priority getPriority() {
return Priority.HIGH;
}
@Override
public void contextAction() throws Exception {
evaluationExpression =
ApplicationManager.getApplication()
.runReadAction(
new Computable<String>() {
@Override
public String compute() {
try {
PsiExpression psiExpression =
getDescriptor()
.getTreeEvaluation(
JavaValue.this, getDebuggerContext());
if (psiExpression != null) {
return new TextWithImportsImpl(psiExpression).getText();
}
} catch (EvaluateException e) {
LOG.info(e);
}
return null;
}
});
}
});
}
return evaluationExpression;
}
@Override
public void startEvaluation(@NotNull final XFullValueEvaluationCallback callback) {
if (callback.isObsolete()) return;
myEvaluationContext
.getManagerThread()
.schedule(
new SuspendContextCommandImpl(myEvaluationContext.getSuspendContext()) {
@Override
public Priority getPriority() {
return Priority.NORMAL;
}
@Override
protected void commandCancelled() {
callback.errorOccurred(DebuggerBundle.message("error.context.has.changed"));
}
@Override
public void contextAction() throws Exception {
if (callback.isObsolete()) return;
evaluate(callback);
}
});
}
@NotNull
@Override
public Promise<XExpression> calculateEvaluationExpression() {
if (evaluationExpression != null) {
return Promise.resolve(evaluationExpression);
} else {
final AsyncPromise<XExpression> res = new AsyncPromise<XExpression>();
myEvaluationContext
.getManagerThread()
.schedule(
new SuspendContextCommandImpl(myEvaluationContext.getSuspendContext()) {
@Override
public Priority getPriority() {
return Priority.HIGH;
}
@Override
public void contextAction() throws Exception {
evaluationExpression =
ApplicationManager.getApplication()
.runReadAction(
new Computable<XExpression>() {
@Override
public XExpression compute() {
try {
PsiElement psiExpression =
getDescriptor()
.getTreeEvaluation(
JavaValue.this, getDebuggerContext());
if (psiExpression != null) {
XExpression res =
TextWithImportsImpl.toXExpression(
new TextWithImportsImpl(psiExpression));
// add runtime imports if any
Set<String> imports =
psiExpression.getUserData(
DebuggerTreeNodeExpression.ADDITIONAL_IMPORTS_KEY);
if (imports != null && res != null) {
if (res.getCustomInfo() != null) {
imports.add(res.getCustomInfo());
}
res =
new XExpressionImpl(
res.getExpression(),
res.getLanguage(),
StringUtil.join(imports, ","),
res.getMode());
}
return res;
}
} catch (EvaluateException e) {
LOG.info(e);
}
return null;
}
});
res.setResult(evaluationExpression);
}
});
return res;
}
}
@Override
public void computeChildren(@NotNull final XCompositeNode node) {
scheduleCommand(
myEvaluationContext,
node,
new SuspendContextCommandImpl(myEvaluationContext.getSuspendContext()) {
@Override
public Priority getPriority() {
return Priority.NORMAL;
}
@Override
public void contextAction() throws Exception {
final XValueChildrenList children = new XValueChildrenList();
final NodeRenderer renderer =
myValueDescriptor.getRenderer(myEvaluationContext.getDebugProcess());
final Ref<Integer> remainingNum = new Ref<Integer>(0);
renderer.buildChildren(
myValueDescriptor.getValue(),
new ChildrenBuilder() {
@Override
public NodeDescriptorFactory getDescriptorManager() {
return myNodeManager;
}
@Override
public NodeManager getNodeManager() {
return myNodeManager;
}
@Override
public ValueDescriptor getParentDescriptor() {
return myValueDescriptor;
}
@Override
public void setRemaining(int remaining) {
remainingNum.set(remaining);
}
@Override
public void initChildrenArrayRenderer(ArrayRenderer renderer) {
renderer.START_INDEX = myCurrentChildrenStart;
renderer.END_INDEX =
myCurrentChildrenStart + XCompositeNode.MAX_CHILDREN_TO_SHOW - 1;
myCurrentChildrenStart += XCompositeNode.MAX_CHILDREN_TO_SHOW;
}
@Override
public void setChildren(List<DebuggerTreeNode> nodes) {
for (DebuggerTreeNode node : nodes) {
final NodeDescriptor descriptor = node.getDescriptor();
if (descriptor instanceof ValueDescriptorImpl) {
// Value is calculated already in NodeManagerImpl
children.add(
create(
JavaValue.this,
(ValueDescriptorImpl) descriptor,
myEvaluationContext,
myNodeManager,
false));
} else if (descriptor instanceof MessageDescriptor) {
children.add(
new JavaStackFrame.DummyMessageValueNode(descriptor.getLabel(), null));
}
}
}
},
myEvaluationContext);
node.addChildren(children, true);
if (remainingNum.get() > 0) {
node.tooManyChildren(remainingNum.get());
}
}
});
}
@Override
public void computePresentation(@NotNull final XValueNode node, @NotNull XValuePlace place) {
final SuspendContextImpl suspendContext = myEvaluationContext.getSuspendContext();
myEvaluationContext
.getManagerThread()
.schedule(
new SuspendContextCommandImpl(suspendContext) {
@Override
public Priority getPriority() {
return Priority.NORMAL;
}
@Override
protected void commandCancelled() {
node.setPresentation(
null,
new XErrorValuePresentation(
DebuggerBundle.message("error.context.has.changed")),
false);
}
@Override
public void contextAction() throws Exception {
if (!myContextSet) {
myValueDescriptor.setContext(myEvaluationContext);
}
myValueDescriptor.updateRepresentation(
myEvaluationContext,
new DescriptorLabelListener() {
@Override
public void labelChanged() {
Icon nodeIcon = DebuggerTreeRenderer.getValueIcon(myValueDescriptor);
final String value = getValueString();
XValuePresentation presentation;
@SuppressWarnings("ThrowableResultOfMethodCallIgnored")
EvaluateException exception = myValueDescriptor.getEvaluateException();
presentation =
new JavaValuePresentation(
value,
myValueDescriptor.getIdLabel(),
exception != null ? exception.getMessage() : null,
myValueDescriptor);
if (myValueDescriptor.getLastRenderer()
instanceof FullValueEvaluatorProvider) {
XFullValueEvaluator evaluator =
((FullValueEvaluatorProvider) myValueDescriptor.getLastRenderer())
.getFullValueEvaluator(myEvaluationContext, myValueDescriptor);
if (evaluator != null) {
node.setFullValueEvaluator(evaluator);
}
} else if (value.length() > XValueNode.MAX_VALUE_LENGTH) {
node.setFullValueEvaluator(
new JavaFullValueEvaluator(myEvaluationContext) {
@Override
public void evaluate(
@NotNull final XFullValueEvaluationCallback callback) {
final ValueDescriptorImpl fullValueDescriptor =
myValueDescriptor.getFullValueDescriptor();
fullValueDescriptor.updateRepresentation(
myEvaluationContext,
new DescriptorLabelListener() {
@Override
public void labelChanged() {
callback.evaluated(fullValueDescriptor.getValueText());
}
});
}
});
}
node.setPresentation(
nodeIcon, presentation, myValueDescriptor.isExpandable());
}
});
}
});
}
