public static boolean filterEquals(ClassFilter[] filters1, ClassFilter[] filters2) {
if (filters1.length != filters2.length) {
return false;
}
final Set<ClassFilter> f1 =
new HashSet<ClassFilter>(Math.max((int) (filters1.length / .75f) + 1, 16));
final Set<ClassFilter> f2 =
new HashSet<ClassFilter>(Math.max((int) (filters2.length / .75f) + 1, 16));
Collections.addAll(f1, filters1);
Collections.addAll(f2, filters2);
return f2.equals(f1);
}
@Override
public void visitReferenceExpression(final PsiReferenceExpression reference) {
if (myLineRange.intersects(reference.getTextRange())) {
final PsiElement psiElement = reference.resolve();
if (psiElement instanceof PsiVariable) {
final PsiVariable var = (PsiVariable) psiElement;
if (var instanceof PsiField) {
if (myCollectExpressions
&& !DebuggerUtils.hasSideEffectsOrReferencesMissingVars(
reference, myVisibleLocals)) {
/*
if (var instanceof PsiEnumConstant && reference.getQualifier() == null) {
final PsiClass enumClass = ((PsiEnumConstant)var).getContainingClass();
if (enumClass != null) {
final PsiExpression expression = JavaPsiFacade.getInstance(var.getProject()).getParserFacade().createExpressionFromText(enumClass.getName() + "." + var.getName(), var);
final PsiReference ref = expression.getReference();
if (ref != null) {
ref.bindToElement(var);
myExpressions.add(new TextWithImportsImpl(expression));
}
}
}
else {
myExpressions.add(new TextWithImportsImpl(reference));
}
*/
final PsiModifierList modifierList = var.getModifierList();
boolean isConstant =
(var instanceof PsiEnumConstant)
|| (modifierList != null
&& modifierList.hasModifierProperty(PsiModifier.STATIC)
&& modifierList.hasModifierProperty(PsiModifier.FINAL));
if (!isConstant) {
myExpressions.add(new TextWithImportsImpl(reference));
}
}
} else {
if (myVisibleLocals.contains(var.getName())) {
myVars.add(var.getName());
} else {
// fix for variables used in inner classes
if (!Comparing.equal(
PsiTreeUtil.getParentOfType(reference, PsiClass.class),
PsiTreeUtil.getParentOfType(var, PsiClass.class))) {
myExpressions.add(new TextWithImportsImpl(reference));
}
}
}
}
}
super.visitReferenceExpression(reference);
}
public static boolean filterEquals(ClassFilter[] filters1, ClassFilter[] filters2) {
if (filters1.length != filters2.length) {
return false;
}
final Set<ClassFilter> f1 =
new HashSet<ClassFilter>(Math.max((int) (filters1.length / .75f) + 1, 16));
final Set<ClassFilter> f2 =
new HashSet<ClassFilter>(Math.max((int) (filters2.length / .75f) + 1, 16));
for (ClassFilter filter : filters1) {
f1.add(filter);
}
for (ClassFilter aFilters2 : filters2) {
f2.add(aFilters2);
}
return f2.equals(f1);
}
@Override
public void visitArrayAccessExpression(final PsiArrayAccessExpression expression) {
if (myCollectExpressions
&& !DebuggerUtils.hasSideEffectsOrReferencesMissingVars(expression, myVisibleLocals)) {
myExpressions.add(new TextWithImportsImpl(expression));
}
super.visitArrayAccessExpression(expression);
}
private static Set<TextWithImports> computeExtraVars(
Pair<Set<String>, Set<TextWithImports>> usedVars,
SourcePosition sourcePosition,
EvaluationContextImpl evalContext) {
Set<String> alreadyCollected = new HashSet<String>(usedVars.first);
for (TextWithImports text : usedVars.second) {
alreadyCollected.add(text.getText());
}
Set<TextWithImports> extra = new HashSet<TextWithImports>();
for (FrameExtraVariablesProvider provider :
FrameExtraVariablesProvider.EP_NAME.getExtensions()) {
if (provider.isAvailable(sourcePosition, evalContext)) {
extra.addAll(provider.collectVariables(sourcePosition, evalContext, alreadyCollected));
}
}
return extra;
}
@SuppressWarnings({"HardCodedStringLiteral"})
public static boolean isCharOrIntegerArray(Value value) {
if (value == null) return false;
if (myCharOrIntegers == null) {
myCharOrIntegers = new HashSet<String>();
myCharOrIntegers.add("C");
myCharOrIntegers.add("B");
myCharOrIntegers.add("S");
myCharOrIntegers.add("I");
myCharOrIntegers.add("J");
}
String signature = value.type().signature();
int i;
for (i = 0; signature.charAt(i) == '['; i++) ;
if (i == 0) return false;
signature = signature.substring(i, signature.length());
return myCharOrIntegers.contains(signature);
}
@Override
public void visitMethodCallExpression(final PsiMethodCallExpression expression) {
if (myCollectExpressions) {
final PsiMethod psiMethod = expression.resolveMethod();
if (psiMethod != null
&& !DebuggerUtils.hasSideEffectsOrReferencesMissingVars(expression, myVisibleLocals)) {
myExpressions.add(new TextWithImportsImpl(expression));
}
}
super.visitMethodCallExpression(expression);
}
public List<ReferenceType> nestedTypes(ReferenceType refType) {
List<ReferenceType> nestedTypes = myNestedClassesCache.get(refType);
if (nestedTypes == null) {
List<ReferenceType> list = Collections.emptyList();
try {
list = refType.nestedTypes();
} catch (Throwable e) {
// sometimes some strange errors are thrown from JDI. Do not crash debugger because of this.
// Example:
// java.lang.StringIndexOutOfBoundsException: String index out of range: 487700285
// at java.lang.String.checkBounds(String.java:375)
// at java.lang.String.<init>(String.java:415)
// at com.sun.tools.jdi.PacketStream.readString(PacketStream.java:392)
// at
// com.sun.tools.jdi.JDWP$VirtualMachine$AllClassesWithGeneric$ClassInfo.<init>(JDWP.java:1644)
LOG.info(e);
}
if (!list.isEmpty()) {
final Set<ReferenceType> candidates = new HashSet<>();
final ClassLoaderReference outerLoader = refType.classLoader();
for (ReferenceType nested : list) {
try {
if (outerLoader == null
? nested.classLoader() == null
: outerLoader.equals(nested.classLoader())) {
candidates.add(nested);
}
} catch (ObjectCollectedException ignored) {
}
}
if (!candidates.isEmpty()) {
// keep only direct nested types
final Set<ReferenceType> nested2 = new HashSet<>();
for (final ReferenceType candidate : candidates) {
nested2.addAll(nestedTypes(candidate));
}
candidates.removeAll(nested2);
}
nestedTypes = candidates.isEmpty() ? Collections.emptyList() : new ArrayList<>(candidates);
} else {
nestedTypes = Collections.emptyList();
}
myNestedClassesCache.put(refType, nestedTypes);
}
return nestedTypes;
}
private void processVariable(final PsiVariable variable) {
if (myLineRange.intersects(variable.getTextRange())
&& myVisibleLocals.contains(variable.getName())) {
myVars.add(variable.getName());
}
}
// copied from FrameVariablesTree
private void buildVariables(
DebuggerContextImpl debuggerContext,
final EvaluationContextImpl evaluationContext,
@NotNull DebugProcessImpl debugProcess,
XValueChildrenList children,
ObjectReference thisObjectReference,
Location location)
throws EvaluateException {
final Set<String> visibleLocals = new HashSet<String>();
if (NodeRendererSettings.getInstance().getClassRenderer().SHOW_VAL_FIELDS_AS_LOCAL_VARIABLES) {
if (thisObjectReference != null
&& debugProcess.getVirtualMachineProxy().canGetSyntheticAttribute()) {
final ReferenceType thisRefType = thisObjectReference.referenceType();
if (thisRefType instanceof ClassType
&& location != null
&& thisRefType.equals(location.declaringType())
&& thisRefType.name().contains("$")) { // 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;
}
}
}
