public static String getLocationMethodQName(@NotNull Location location) {
StringBuilder res = new StringBuilder();
ReferenceType type = location.declaringType();
if (type != null) {
res.append(type.name()).append('.');
}
res.append(location.method().name());
return res.toString();
}
/** if this line can not be current => stepOver & return true. return false on the other hand. */
boolean resolveCanBeCurrent(ThreadReference tr) {
try {
Location l = tr.frame(0).location();
if (l == null) return false;
return resolveCanBeCurrent(
tr, Utils.getLineForSource(l.declaringType().name(), l.sourceName(), l.lineNumber()));
} catch (Exception e) {
}
return false;
}
/** Executes breakpoint hit event. */
public void exec(com.sun.jdi.event.Event ev) {
// S ystem.out.println ("exec "); // NOI18N
removeStepRequest();
StepEvent event = (StepEvent) ev;
ThreadReference tr = event.thread();
Location loc = event.location();
int ln = -1;
String methodName = "?"; // NOI18N
String className = "?"; // NOI18N
String lineNumber = "?"; // NOI18N
String threadName = tr.name();
Line l = null;
if (loc != null) {
if (loc.method() != null) methodName = loc.method().name();
className = loc.declaringType().name();
ln = loc.lineNumber();
if (ln >= 0) lineNumber = "" + loc.lineNumber();
}
if (ln != -1)
try {
l = Utils.getLineForSource(className, loc.sourceName(), ln);
} catch (AbsentInformationException e) {
l = Utils.getLine(className, ln);
}
if (resolveCanBeCurrent(tr, l))
// if this line can not be current resolveCanBeCurrent () calls stepOver
return;
// line can be current
if ((l == null) && (getLastAction() == ACTION_TRACE_INTO))
// try to find another "intelligent" line of code
traceToSourceCode(tr);
// you know - intelligent means that one with source code
else {
makeCurrent(threadName, className, methodName, lineNumber, l != null, tr);
operator.stopRequest();
}
}
private void commandList(StringTokenizer t) throws NoSessionException {
ThreadReference current = context.getCurrentThread();
if (current == null) {
env.error("No thread specified.");
return;
}
Location loc;
try {
StackFrame frame = context.getCurrentFrame(current);
if (frame == null) {
env.failure("Thread has not yet begun execution.");
return;
}
loc = frame.location();
} catch (VMNotInterruptedException e) {
env.failure("Target VM must be in interrupted state.");
return;
}
SourceModel source = sourceManager.sourceForLocation(loc);
if (source == null) {
if (loc.method().isNative()) {
env.failure("Current method is native.");
return;
}
env.failure("No source available for " + Utils.locationString(loc) + ".");
return;
}
ReferenceType refType = loc.declaringType();
int lineno = loc.lineNumber();
if (t.hasMoreTokens()) {
String id = t.nextToken();
// See if token is a line number.
try {
lineno = Integer.valueOf(id).intValue();
} catch (NumberFormatException nfe) {
// It isn't -- see if it's a method name.
List<Method> meths = refType.methodsByName(id);
if (meths == null || meths.size() == 0) {
env.failure(
id + " is not a valid line number or " + "method name for class " + refType.name());
return;
} else if (meths.size() > 1) {
env.failure(id + " is an ambiguous method name in" + refType.name());
return;
}
loc = meths.get(0).location();
lineno = loc.lineNumber();
}
}
int startLine = (lineno > 4) ? lineno - 4 : 1;
int endLine = startLine + 9;
String sourceLine = source.sourceLine(lineno);
if (sourceLine == null) {
env.failure("" + lineno + " is an invalid line number for " + refType.name());
} else {
OutputSink out = env.getOutputSink();
for (int i = startLine; i <= endLine; i++) {
sourceLine = source.sourceLine(i);
if (sourceLine == null) {
break;
}
out.print(i);
out.print("\t");
if (i == lineno) {
out.print("=> ");
} else {
out.print(" ");
}
out.println(sourceLine);
}
out.show();
}
}
/** Get source object associated with a Location. */
public SourceModel sourceForLocation(Location loc) {
return sourceForClass(loc.declaringType());
}
// copied from FrameVariablesTree
private void buildVariables(
DebuggerContextImpl debuggerContext,
final EvaluationContextImpl evaluationContext,
@NotNull DebugProcessImpl debugProcess,
XValueChildrenList children,
ObjectReference thisObjectReference,
Location location)
throws EvaluateException {
final Set<String> visibleLocals = new HashSet<String>();
if (NodeRendererSettings.getInstance().getClassRenderer().SHOW_VAL_FIELDS_AS_LOCAL_VARIABLES) {
if (thisObjectReference != null
&& debugProcess.getVirtualMachineProxy().canGetSyntheticAttribute()) {
final ReferenceType thisRefType = thisObjectReference.referenceType();
if (thisRefType instanceof ClassType
&& location != null
&& thisRefType.equals(location.declaringType())
&& thisRefType.name().contains("$")) { // makes sense for nested classes only
for (Field field : thisRefType.fields()) {
if (DebuggerUtils.isSynthetic(field)
&& StringUtil.startsWith(
field.name(), FieldDescriptorImpl.OUTER_LOCAL_VAR_FIELD_PREFIX)) {
final FieldDescriptorImpl fieldDescriptor =
myNodeManager.getFieldDescriptor(myDescriptor, thisObjectReference, field);
children.add(JavaValue.create(fieldDescriptor, evaluationContext, myNodeManager));
visibleLocals.add(fieldDescriptor.calcValueName());
}
}
}
}
}
boolean myAutoWatchMode = DebuggerSettings.getInstance().AUTO_VARIABLES_MODE;
if (evaluationContext == null) {
return;
}
final SourcePosition sourcePosition = debuggerContext.getSourcePosition();
if (sourcePosition == null) {
return;
}
try {
if (!XDebuggerSettingsManager.getInstance().getDataViewSettings().isAutoExpressions()
&& !myAutoWatchMode) {
// optimization
superBuildVariables(evaluationContext, children);
} else {
final Map<String, LocalVariableProxyImpl> visibleVariables =
getVisibleVariables(getStackFrameProxy());
final Pair<Set<String>, Set<TextWithImports>> usedVars =
ApplicationManager.getApplication()
.runReadAction(
new Computable<Pair<Set<String>, Set<TextWithImports>>>() {
@Override
public Pair<Set<String>, Set<TextWithImports>> compute() {
return findReferencedVars(
ContainerUtil.union(visibleVariables.keySet(), visibleLocals),
sourcePosition);
}
});
// add locals
if (myAutoWatchMode) {
for (String var : usedVars.first) {
LocalVariableProxyImpl local = visibleVariables.get(var);
if (local != null) {
children.add(
JavaValue.create(
myNodeManager.getLocalVariableDescriptor(null, local),
evaluationContext,
myNodeManager));
}
}
} else {
superBuildVariables(evaluationContext, children);
}
final EvaluationContextImpl evalContextCopy =
evaluationContext.createEvaluationContext(evaluationContext.getThisObject());
evalContextCopy.setAutoLoadClasses(false);
final Set<TextWithImports> extraVars =
computeExtraVars(usedVars, sourcePosition, evaluationContext);
// add extra vars
addToChildrenFrom(extraVars, children, evaluationContext);
// add expressions
addToChildrenFrom(usedVars.second, children, evalContextCopy);
}
} catch (EvaluateException e) {
if (e.getCause() instanceof AbsentInformationException) {
children.add(
new DummyMessageValueNode(
MessageDescriptor.LOCAL_VARIABLES_INFO_UNAVAILABLE.getLabel(),
XDebuggerUIConstants.INFORMATION_MESSAGE_ICON));
// trying to collect values from variable slots
try {
for (Map.Entry<DecompiledLocalVariable, Value> entry :
LocalVariablesUtil.fetchValues(getStackFrameProxy(), debugProcess).entrySet()) {
children.add(
JavaValue.create(
myNodeManager.getArgumentValueDescriptor(
null, entry.getKey(), entry.getValue()),
evaluationContext,
myNodeManager));
}
} catch (Exception ex) {
LOG.info(ex);
}
} else {
throw e;
}
}
}
// copied from DebuggerTree
private void buildVariablesThreadAction(
DebuggerContextImpl debuggerContext, XValueChildrenList children, XCompositeNode node) {
try {
final EvaluationContextImpl evaluationContext = debuggerContext.createEvaluationContext();
if (evaluationContext == null) {
return;
}
if (!debuggerContext.isEvaluationPossible()) {
node.setErrorMessage(MessageDescriptor.EVALUATION_NOT_POSSIBLE.getLabel());
// myChildren.add(myNodeManager.createNode(MessageDescriptor.EVALUATION_NOT_POSSIBLE,
// evaluationContext));
}
final Location location = myDescriptor.getLocation();
final ObjectReference thisObjectReference = myDescriptor.getThisObject();
if (thisObjectReference != null) {
ValueDescriptorImpl thisDescriptor =
myNodeManager.getThisDescriptor(null, thisObjectReference);
children.add(JavaValue.create(thisDescriptor, evaluationContext, myNodeManager));
} else if (location != null) {
StaticDescriptorImpl staticDecriptor =
myNodeManager.getStaticDescriptor(myDescriptor, location.declaringType());
if (staticDecriptor.isExpandable()) {
children.addTopGroup(
new JavaStaticGroup(staticDecriptor, evaluationContext, myNodeManager));
}
}
DebugProcessImpl debugProcess = debuggerContext.getDebugProcess();
if (debugProcess == null) {
return;
}
// add last method return value if any
final Pair<Method, Value> methodValuePair = debugProcess.getLastExecutedMethod();
if (methodValuePair != null) {
ValueDescriptorImpl returnValueDescriptor =
myNodeManager.getMethodReturnValueDescriptor(
myDescriptor, methodValuePair.getFirst(), methodValuePair.getSecond());
children.add(JavaValue.create(returnValueDescriptor, evaluationContext, myNodeManager));
}
// add context exceptions
for (Pair<Breakpoint, Event> pair :
DebuggerUtilsEx.getEventDescriptors(debuggerContext.getSuspendContext())) {
final Event debugEvent = pair.getSecond();
if (debugEvent instanceof ExceptionEvent) {
final ObjectReference exception = ((ExceptionEvent) debugEvent).exception();
if (exception != null) {
final ValueDescriptorImpl exceptionDescriptor =
myNodeManager.getThrownExceptionObjectDescriptor(myDescriptor, exception);
children.add(JavaValue.create(exceptionDescriptor, evaluationContext, myNodeManager));
}
}
}
try {
buildVariables(
debuggerContext,
evaluationContext,
debugProcess,
children,
thisObjectReference,
location);
// if (classRenderer.SORT_ASCENDING) {
// Collections.sort(myChildren, NodeManagerImpl.getNodeComparator());
// }
} catch (EvaluateException e) {
node.setErrorMessage(e.getMessage());
// myChildren.add(myNodeManager.createMessageNode(new MessageDescriptor(e.getMessage())));
}
} catch (InvalidStackFrameException e) {
LOG.info(e);
// myChildren.clear();
// notifyCancelled();
} catch (InternalException e) {
if (e.errorCode() == 35) {
node.setErrorMessage(DebuggerBundle.message("error.corrupt.debug.info", e.getMessage()));
// myChildren.add(
// myNodeManager.createMessageNode(new
// MessageDescriptor(DebuggerBundle.message("error.corrupt.debug.info", e.getMessage()))));
} else {
throw e;
}
}
}
