private void writeMapDotProperty(
final Expression receiver,
final String methodName,
final MethodVisitor mv,
final boolean safe) {
receiver.visit(controller.getAcg()); // load receiver
Label exit = new Label();
if (safe) {
Label doGet = new Label();
mv.visitJumpInsn(IFNONNULL, doGet);
controller.getOperandStack().remove(1);
mv.visitInsn(ACONST_NULL);
mv.visitJumpInsn(GOTO, exit);
mv.visitLabel(doGet);
receiver.visit(controller.getAcg());
}
mv.visitLdcInsn(methodName); // load property name
mv.visitMethodInsn(
INVOKEINTERFACE, "java/util/Map", "get", "(Ljava/lang/Object;)Ljava/lang/Object;", true);
if (safe) {
mv.visitLabel(exit);
}
controller.getOperandStack().replace(OBJECT_TYPE);
}
private VariableSlotLoader loadWithSubscript(Expression expression) {
final OperandStack operandStack = controller.getOperandStack();
// if we have a BinaryExpression, let us check if it is with
// subscription
if (expression instanceof BinaryExpression) {
BinaryExpression be = (BinaryExpression) expression;
if (be.getOperation().getType() == Types.LEFT_SQUARE_BRACKET) {
// right expression is the subscript expression
// we store the result of the subscription on the stack
Expression subscript = be.getRightExpression();
subscript.visit(controller.getAcg());
ClassNode subscriptType = operandStack.getTopOperand();
int id =
controller.getCompileStack().defineTemporaryVariable("$subscript", subscriptType, true);
VariableSlotLoader subscriptExpression =
new VariableSlotLoader(subscriptType, id, operandStack);
// do modified visit
BinaryExpression newBe =
new BinaryExpression(be.getLeftExpression(), be.getOperation(), subscriptExpression);
newBe.copyNodeMetaData(be);
newBe.setSourcePosition(be);
newBe.visit(controller.getAcg());
return subscriptExpression;
}
}
// normal loading of expression
expression.visit(controller.getAcg());
return null;
}
protected void evaluateCompareExpression(
MethodCaller compareMethod, BinaryExpression expression) {
Expression leftExp = expression.getLeftExpression();
TypeChooser typeChooser = controller.getTypeChooser();
ClassNode cn = controller.getClassNode();
ClassNode leftType = typeChooser.resolveType(leftExp, cn);
Expression rightExp = expression.getRightExpression();
ClassNode rightType = typeChooser.resolveType(rightExp, cn);
boolean done = false;
if (ClassHelper.isPrimitiveType(leftType) && ClassHelper.isPrimitiveType(rightType)) {
BinaryExpressionMultiTypeDispatcher helper =
new BinaryExpressionMultiTypeDispatcher(getController());
done = helper.doPrimitiveCompare(leftType, rightType, expression);
}
if (!done) {
AsmClassGenerator acg = controller.getAcg();
OperandStack operandStack = controller.getOperandStack();
leftExp.visit(acg);
operandStack.box();
rightExp.visit(acg);
operandStack.box();
compareMethod.call(controller.getMethodVisitor());
ClassNode resType = ClassHelper.boolean_TYPE;
if (compareMethod == findRegexMethod) {
resType = ClassHelper.OBJECT_TYPE;
}
operandStack.replace(resType, 2);
}
}
@Override
protected void performInjectionInternal(
String apiInstanceProperty, SourceUnit source, ClassNode classNode) {
List<PropertyNode> tags = findTags(classNode);
PropertyNode namespaceProperty = classNode.getProperty(NAMESPACE_PROPERTY);
String namespace = GroovyPage.DEFAULT_NAMESPACE;
if (namespaceProperty != null && namespaceProperty.isStatic()) {
Expression initialExpression = namespaceProperty.getInitialExpression();
if (initialExpression instanceof ConstantExpression) {
namespace = initialExpression.getText();
}
}
addGetTagLibNamespaceMethod(classNode, namespace);
MethodCallExpression tagLibraryLookupMethodCall =
new MethodCallExpression(
new VariableExpression(apiInstanceProperty, ClassHelper.make(TagLibraryApi.class)),
"getTagLibraryLookup",
ZERO_ARGS);
for (PropertyNode tag : tags) {
String tagName = tag.getName();
addAttributesAndBodyMethod(classNode, tagLibraryLookupMethodCall, tagName);
addAttributesAndStringBodyMethod(classNode, tagName);
addAttributesAndBodyMethod(classNode, tagLibraryLookupMethodCall, tagName, false);
addAttributesAndBodyMethod(classNode, tagLibraryLookupMethodCall, tagName, true, false);
addAttributesAndBodyMethod(classNode, tagLibraryLookupMethodCall, tagName, false, false);
}
}
public void visitConstructorCallExpression(ConstructorCallExpression call) {
isSpecialConstructorCall = call.isSpecialCall();
super.visitConstructorCallExpression(call);
isSpecialConstructorCall = false;
if (!call.isUsingAnonymousInnerClass()) return;
pushState();
InnerClassNode innerClass = (InnerClassNode) call.getType();
innerClass.setVariableScope(currentScope);
for (MethodNode method : innerClass.getMethods()) {
Parameter[] parameters = method.getParameters();
if (parameters.length == 0) parameters = null; // null means no implicit "it"
ClosureExpression cl = new ClosureExpression(parameters, method.getCode());
visitClosureExpression(cl);
}
for (FieldNode field : innerClass.getFields()) {
final Expression expression = field.getInitialExpression();
if (expression != null) {
expression.visit(this);
}
}
for (Statement statement : innerClass.getObjectInitializerStatements()) {
statement.visit(this);
}
markClosureSharedVariables();
popState();
}
protected Expression transformPropertyExpression(PropertyExpression pe) {
boolean oldInPropertyExpression = inPropertyExpression;
Expression oldFoundArgs = foundArgs;
Expression oldFoundConstant = foundConstant;
inPropertyExpression = true;
foundArgs = null;
foundConstant = null;
Expression objectExpression = transform(pe.getObjectExpression());
boolean candidate = false;
if (objectExpression instanceof MethodCallExpression) {
candidate = ((MethodCallExpression) objectExpression).isImplicitThis();
}
if (foundArgs != null && foundConstant != null && candidate) {
Expression result = findStaticMethodImportFromModule(foundConstant, foundArgs);
if (result != null) {
objectExpression = result;
objectExpression.setSourcePosition(pe);
}
}
inPropertyExpression = oldInPropertyExpression;
foundArgs = oldFoundArgs;
foundConstant = oldFoundConstant;
pe.setObjectExpression(objectExpression);
return pe;
}
private static String lookupCategoryName(AnnotationNode logAnnotation) {
Expression member = logAnnotation.getMember("category");
if (member != null && member.getText() != null) {
return member.getText();
}
return DEFAULT_CATEGORY_NAME;
}
private Expression transformInlineConstants(Expression exp) {
if (exp instanceof PropertyExpression) {
PropertyExpression pe = (PropertyExpression) exp;
if (pe.getObjectExpression() instanceof ClassExpression) {
ClassExpression ce = (ClassExpression) pe.getObjectExpression();
ClassNode type = ce.getType();
if (type.isEnum()) return exp;
Expression constant = findConstant(type.getField(pe.getPropertyAsString()));
// GRECLIPSE edit
// if (constant != null) return constant;
if (constant != null) {
String name = pe.getText().replace('$', '.');
Object alias = pe.getNodeMetaData("static.import.alias");
if (alias != null && !alias.equals(pe.getPropertyAsString())) {
name += " as " + alias;
}
// store the qualified name to facilitate organizing static imports
constant.setNodeMetaData("static.import", name);
return constant;
}
// GRECLIPSE end
}
} else if (exp instanceof ListExpression) {
ListExpression le = (ListExpression) exp;
ListExpression result = new ListExpression();
for (Expression e : le.getExpressions()) {
result.addExpression(transformInlineConstants(e));
}
return result;
}
return exp;
}
@Override
public void visitBinaryExpression(final BinaryExpression expression) {
boolean assignment =
StaticTypeCheckingSupport.isAssignment(expression.getOperation().getType());
boolean isDeclaration = expression instanceof DeclarationExpression;
Expression leftExpression = expression.getLeftExpression();
Expression rightExpression = expression.getRightExpression();
if (isDeclaration && leftExpression instanceof VariableExpression) {
VariableExpression var = (VariableExpression) leftExpression;
if (Modifier.isFinal(var.getModifiers())) {
declaredFinalVariables.add(var);
}
}
leftExpression.visit(this);
inAssignment = assignment;
rightExpression.visit(this);
inAssignment = false;
if (assignment) {
if (leftExpression instanceof Variable) {
boolean uninitialized = isDeclaration && rightExpression == EmptyExpression.INSTANCE;
recordAssignment(
(Variable) leftExpression, isDeclaration, uninitialized, false, expression);
}
}
}
private Expression transformMethodCallExpression(final MethodCallExpression exp) {
Expression objectExpression = transform(exp.getObjectExpression());
ClassNode traitReceiver = objectExpression.getNodeMetaData(SuperCallTraitTransformer.class);
if (traitReceiver != null) {
TraitHelpersTuple helpers = Traits.findHelpers(traitReceiver);
// (SomeTrait.super).foo() --> SomeTrait$Helper.foo(this)
ClassExpression receiver = new ClassExpression(helpers.getHelper());
ArgumentListExpression newArgs = new ArgumentListExpression();
Expression arguments = exp.getArguments();
newArgs.addExpression(new VariableExpression("this"));
if (arguments instanceof TupleExpression) {
List<Expression> expressions = ((TupleExpression) arguments).getExpressions();
for (Expression expression : expressions) {
newArgs.addExpression(transform(expression));
}
} else {
newArgs.addExpression(arguments);
}
MethodCallExpression result = new MethodCallExpression(receiver, exp.getMethod(), newArgs);
result.setImplicitThis(false);
result.setSpreadSafe(exp.isSpreadSafe());
result.setSafe(exp.isSafe());
result.setSourcePosition(exp);
return result;
}
return super.transform(exp);
}
@Override
protected void assignToArray(
Expression orig, Expression receiver, Expression index, Expression rhsValueLoader) {
ClassNode current = getController().getClassNode();
ClassNode arrayType = getController().getTypeChooser().resolveType(receiver, current);
ClassNode arrayComponentType = arrayType.getComponentType();
int operationType = getOperandType(arrayComponentType);
BinaryExpressionWriter bew = binExpWriter[operationType];
AsmClassGenerator acg = getController().getAcg();
if (bew.arraySet(true) && arrayType.isArray()) {
OperandStack operandStack = getController().getOperandStack();
// load the array
receiver.visit(acg);
operandStack.doGroovyCast(arrayType);
// load index
index.visit(acg);
operandStack.doGroovyCast(int_TYPE);
// load rhs
rhsValueLoader.visit(acg);
operandStack.doGroovyCast(arrayComponentType);
// store value in array
bew.arraySet(false);
// load return value && correct operand stack stack
operandStack.remove(3);
rhsValueLoader.visit(acg);
} else {
super.assignToArray(orig, receiver, index, rhsValueLoader);
}
}
@Override
public void makeSingleArgumentCall(
final Expression receiver, final String message, final Expression arguments) {
TypeChooser typeChooser = controller.getTypeChooser();
ClassNode classNode = controller.getClassNode();
ClassNode rType = typeChooser.resolveType(receiver, classNode);
ClassNode aType = typeChooser.resolveType(arguments, classNode);
if (trySubscript(receiver, message, arguments, rType, aType)) {
return;
}
// new try with flow type instead of declaration type
rType = receiver.getNodeMetaData(StaticTypesMarker.INFERRED_TYPE);
if (rType != null && trySubscript(receiver, message, arguments, rType, aType)) {
return;
}
// todo: more cases
throw new GroovyBugError(
"At line "
+ receiver.getLineNumber()
+ " column "
+ receiver.getColumnNumber()
+ "\n"
+ "On receiver: "
+ receiver.getText()
+ " with message: "
+ message
+ " and arguments: "
+ arguments.getText()
+ "\n"
+ "This method should not have been called. Please try to create a simple example reproducing this error and file"
+ "a bug report at http://jira.codehaus.org/browse/GROOVY");
}
private static String lookupLogFieldName(AnnotationNode logAnnotation) {
Expression member = logAnnotation.getMember("value");
if (member != null && member.getText() != null) {
return member.getText();
} else {
return "log";
}
}
@Override
public void visitConstantExpression(ConstantExpression expression) {
// check for inlined constant (see ResolveVisitor.transformInlineConstants)
Expression original = expression.getNodeMetaData(ORIGINAL_EXPRESSION);
if (original != null) {
original.visit(this);
}
}
private Class[] getTransformClasses(ClassNode classNode) {
if (!classNode.hasClass()) {
List<AnnotationNode> annotations = classNode.getAnnotations();
AnnotationNode transformAnnotation = null;
for (AnnotationNode anno : annotations) {
if (anno.getClassNode().getName().equals(GroovyASTTransformationClass.class.getName())) {
transformAnnotation = anno;
break;
}
}
if (transformAnnotation != null) {
Expression expr = (Expression) transformAnnotation.getMember("classes");
if (expr == null) {
return NO_CLASSES;
}
Class<?>[] values = NO_CLASSES;
// Will need to extract the classnames
if (expr instanceof ListExpression) {
List<Class<?>> loadedClasses = new ArrayList<Class<?>>();
ListExpression expression = (ListExpression) expr;
List<Expression> expressions = expression.getExpressions();
for (Expression oneExpr : expressions) {
String classname = ((ClassExpression) oneExpr).getType().getName();
try {
Class<?> clazz = Class.forName(classname, false, transformLoader);
loadedClasses.add(clazz);
} catch (ClassNotFoundException cnfe) {
source
.getErrorCollector()
.addError(
new SimpleMessage(
"Ast transform processing, cannot find " + classname, source));
}
}
if (loadedClasses.size() != 0) {
values = loadedClasses.toArray(new Class<?>[loadedClasses.size()]);
}
return values;
} else {
}
throw new RuntimeException(
"nyi implemented in eclipse: need to support: "
+ expr
+ " (class="
+ expr.getClass()
+ ")");
}
return null;
} else {
Annotation transformClassAnnotation = getTransformClassAnnotation(classNode);
if (transformClassAnnotation == null) {
return null;
}
return getTransformClasses(transformClassAnnotation);
}
}
private void evaluateElvisOperatorExpression(ElvisOperatorExpression expression) {
MethodVisitor mv = controller.getMethodVisitor();
CompileStack compileStack = controller.getCompileStack();
OperandStack operandStack = controller.getOperandStack();
TypeChooser typeChooser = controller.getTypeChooser();
Expression boolPart = expression.getBooleanExpression().getExpression();
Expression falsePart = expression.getFalseExpression();
ClassNode truePartType = typeChooser.resolveType(boolPart, controller.getClassNode());
ClassNode falsePartType = typeChooser.resolveType(falsePart, controller.getClassNode());
ClassNode common = WideningCategories.lowestUpperBound(truePartType, falsePartType);
// x?:y is equal to x?x:y, which evals to
// var t=x; boolean(t)?t:y
// first we load x, dup it, convert the dupped to boolean, then
// jump depending on the value. For true we are done, for false we
// have to load y, thus we first remove x and then load y.
// But since x and y may have different stack lengths, this cannot work
// Thus we have to have to do the following:
// Be X the type of x, Y the type of y and S the common supertype of
// X and Y, then we have to see x?:y as
// var t=x;boolean(t)?S(t):S(y)
// so we load x, dup it, store the value in a local variable (t), then
// do boolean conversion. In the true part load t and cast it to S,
// in the false part load y and cast y to S
// load x, dup it, store one in $t and cast the remaining one to boolean
int mark = operandStack.getStackLength();
boolPart.visit(controller.getAcg());
operandStack.dup();
if (ClassHelper.isPrimitiveType(truePartType)
&& !ClassHelper.isPrimitiveType(operandStack.getTopOperand())) {
truePartType = ClassHelper.getWrapper(truePartType);
}
int retValueId = compileStack.defineTemporaryVariable("$t", truePartType, true);
operandStack.castToBool(mark, true);
Label l0 = operandStack.jump(IFEQ);
// true part: load $t and cast to S
operandStack.load(truePartType, retValueId);
operandStack.doGroovyCast(common);
Label l1 = new Label();
mv.visitJumpInsn(GOTO, l1);
// false part: load false expression and cast to S
mv.visitLabel(l0);
falsePart.visit(controller.getAcg());
operandStack.doGroovyCast(common);
// finish and cleanup
mv.visitLabel(l1);
compileStack.removeVar(retValueId);
controller.getOperandStack().replace(common, 2);
}
private Expression transformPropertyExpression(final PropertyExpression expression) {
Expression objectExpression = expression.getObjectExpression();
ClassNode type = objectExpression.getType();
if (objectExpression instanceof ClassExpression) {
if (Traits.isTrait(type) && "super".equals(expression.getPropertyAsString())) {
// SomeTrait.super --> annotate to recognize later
expression.putNodeMetaData(SuperCallTraitTransformer.class, type);
}
}
return super.transform(expression);
}
protected void visitListOfExpressions(List<? extends Expression> list) {
if (list == null) return;
for (Expression expression : list) {
if (expression instanceof SpreadExpression) {
Expression spread = ((SpreadExpression) expression).getExpression();
spread.visit(this);
} else {
expression.visit(this);
}
}
}
public void visitProperty(PropertyNode node) {
visitAnnotations(node);
Statement statement = node.getGetterBlock();
visitClassCodeContainer(statement);
statement = node.getSetterBlock();
visitClassCodeContainer(statement);
Expression init = node.getInitialExpression();
if (init != null) init.visit(this);
}
public void visitAnnotations(AnnotatedNode node) {
List<AnnotationNode> annotations = node.getAnnotations();
if (annotations.isEmpty()) return;
for (AnnotationNode an : annotations) {
// skip built-in properties
if (an.isBuiltIn()) continue;
for (Map.Entry<String, Expression> member : an.getMembers().entrySet()) {
Expression annMemberValue = member.getValue();
annMemberValue.visit(this);
}
}
}
private List createPropertiesForHasManyExpression(Expression e, ClassNode classNode) {
List properties = new ArrayList();
if (e instanceof MapExpression) {
MapExpression me = (MapExpression) e;
List mapEntries = me.getMapEntryExpressions();
for (Iterator j = mapEntries.iterator(); j.hasNext(); ) {
MapEntryExpression mee = (MapEntryExpression) j.next();
Expression keyExpression = mee.getKeyExpression();
String key = keyExpression.getText();
addAssociationForKey(key, properties, classNode);
}
}
return properties;
}
protected void visitListOfExpressions(List<? extends Expression> list) {
if (list == null) return;
for (Expression expression : list) {
if (expression instanceof SpreadExpression) {
Expression spread = ((SpreadExpression) expression).getExpression();
spread.visit(this);
} else {
// GRECLIPSE: start: could be null for malformed code (GRE290)
if (expression != null)
// end
expression.visit(this);
}
}
}
private void changeBaseScriptTypeFromPackageOrImport(
final SourceUnit source, final AnnotatedNode parent, final AnnotationNode node) {
Expression value = node.getMember("value");
if (!(value instanceof ClassExpression)) {
addError("Annotation " + MY_TYPE_NAME + " member 'value' should be a class literal.", value);
return;
}
List<ClassNode> classes = source.getAST().getClasses();
for (ClassNode classNode : classes) {
if (classNode.isScriptBody()) {
changeBaseScriptType(parent, classNode, value.getType());
}
}
}
public Expression transform(Expression exp) {
if (exp == null) return null;
if (exp.getClass() == VariableExpression.class) {
return transformVariableExpression((VariableExpression) exp);
}
if (exp.getClass() == BinaryExpression.class) {
return transformBinaryExpression((BinaryExpression) exp);
}
if (exp.getClass() == PropertyExpression.class) {
return transformPropertyExpression((PropertyExpression) exp);
}
if (exp.getClass() == MethodCallExpression.class) {
return transformMethodCallExpression((MethodCallExpression) exp);
}
if (exp.getClass() == ClosureExpression.class) {
return transformClosureExpression((ClosureExpression) exp);
}
if (exp.getClass() == ConstructorCallExpression.class) {
return transformConstructorCallExpression((ConstructorCallExpression) exp);
}
if (exp.getClass() == ArgumentListExpression.class) {
Expression result = exp.transformExpression(this);
if (inPropertyExpression) {
foundArgs = result;
}
return result;
}
if (exp instanceof ConstantExpression) {
Expression result = exp.transformExpression(this);
if (inPropertyExpression) {
foundConstant = result;
}
if (inAnnotation && exp instanceof AnnotationConstantExpression) {
ConstantExpression ce = (ConstantExpression) result;
if (ce.getValue() instanceof AnnotationNode) {
// replicate a little bit of AnnotationVisitor here
// because we can't wait until later to do this
AnnotationNode an = (AnnotationNode) ce.getValue();
Map<String, Expression> attributes = an.getMembers();
for (Map.Entry<String, Expression> entry : attributes.entrySet()) {
Expression attrExpr = transform(entry.getValue());
entry.setValue(attrExpr);
}
}
}
return result;
}
return exp.transformExpression(this);
}
/**
* For the supplied classnode, this method will check if there is an annotation on it of kind
* 'GroovyASTTransformationClass'. If there is then the 'value' member of that annotation will be
* retrieved and the value considered to be the class name of a transformation.
*
* @return null if no annotation found, otherwise a String[] of classnames - this will be size 0
* if no value was specified
*/
private String[] getTransformClassNames(ClassNode cn) {
if (!cn.hasClass()) {
List<AnnotationNode> annotations = cn.getAnnotations();
AnnotationNode transformAnnotation = null;
for (AnnotationNode anno : annotations) {
if (anno.getClassNode().getName().equals(GroovyASTTransformationClass.class.getName())) {
transformAnnotation = anno;
break;
}
}
if (transformAnnotation != null) {
// will work so long as signature for the member 'value' is String[]
Expression expr2 = transformAnnotation.getMember("value");
String[] values = null;
if (expr2 == null) {
return NONE;
}
if (expr2 instanceof ListExpression) {
ListExpression expression = (ListExpression) expr2;
List<Expression> expressions = expression.getExpressions();
values = new String[expressions.size()];
int e = 0;
for (Expression expr : expressions) {
values[e++] = ((ConstantExpression) expr).getText();
}
} else if (expr2 instanceof ConstantExpression) {
values = new String[1];
values[0] = ((ConstantExpression) expr2).getText();
} else {
throw new IllegalStateException(
"NYI: eclipse doesn't understand this kind of expression in an Ast transform definition: "
+ expr2
+ " (class="
+ expr2.getClass().getName()
+ ")");
}
return values;
}
return null;
} else {
// FIXASC check haven't broken transforms for 'vanilla' (outside of eclipse) execution of
// groovyc
Annotation transformClassAnnotation = getTransformClassAnnotation(cn);
if (transformClassAnnotation == null) {
return null;
}
return getTransformClassNames(transformClassAnnotation);
}
}
public static Expression transformExpression(final Expression exp, CompilerTransformer compiler) {
if (exp instanceof BytecodeExpression) {
if (exp instanceof BytecodeExpr) return exp;
return new BytecodeExpr(exp, exp.getType()) {
protected void compile(MethodVisitor mv) {
((BytecodeExpression) exp).visit(mv);
}
};
}
ExprTransformer t = transformers.get(exp.getClass());
if (t == null) return compiler.transformImpl(exp);
return t.transform(exp, compiler);
}
/**
* Creates a 'match'. It also checks whether the 'found' expression's text actually contains the
* searched text and ensures to make the match cover exactly the searchedText.
*/
public Match createMatch(Expression valueExpression, String searchedText) throws CoreException {
int start = valueExpression.getStart();
int len = valueExpression.getLength();
String foundText = cuText.substring(start, start + len);
int displace = foundText.indexOf(searchedText);
if (displace >= 0) {
IJavaElement el = cu.getElementAt(start);
return new Match(el, start + displace, searchedText.length());
} else {
throw new CoreException(
new Status(
IStatus.ERROR,
GrailsCoreActivator.PLUGIN_ID,
"Found AST node, but it doesn't contain searched text"));
}
}
private void evaluateCompareTo(BinaryExpression expression) {
Expression leftExpression = expression.getLeftExpression();
AsmClassGenerator acg = controller.getAcg();
OperandStack operandStack = controller.getOperandStack();
leftExpression.visit(acg);
operandStack.box();
// if the right hand side is a boolean expression, we need to autobox
Expression rightExpression = expression.getRightExpression();
rightExpression.visit(acg);
operandStack.box();
compareToMethod.call(controller.getMethodVisitor());
operandStack.replace(ClassHelper.Integer_TYPE, 2);
}
@Override
protected boolean existsProperty(
final PropertyExpression pexp,
final boolean checkForReadOnly,
final ClassCodeVisitorSupport visitor) {
Expression objectExpression = pexp.getObjectExpression();
ClassNode objectExpressionType = getType(objectExpression);
final Reference<ClassNode> rType = new Reference<ClassNode>(objectExpressionType);
ClassCodeVisitorSupport receiverMemoizer =
new ClassCodeVisitorSupport() {
@Override
protected SourceUnit getSourceUnit() {
return null;
}
public void visitField(final FieldNode node) {
if (visitor != null) visitor.visitField(node);
ClassNode declaringClass = node.getDeclaringClass();
if (declaringClass != null) rType.set(declaringClass);
}
public void visitMethod(final MethodNode node) {
if (visitor != null) visitor.visitMethod(node);
ClassNode declaringClass = node.getDeclaringClass();
if (declaringClass != null) rType.set(declaringClass);
}
@Override
public void visitProperty(final PropertyNode node) {
if (visitor != null) visitor.visitProperty(node);
ClassNode declaringClass = node.getDeclaringClass();
if (declaringClass != null) rType.set(declaringClass);
}
};
boolean exists = super.existsProperty(pexp, checkForReadOnly, receiverMemoizer);
if (exists) {
if (objectExpression.getNodeMetaData(StaticCompilationMetadataKeys.PROPERTY_OWNER) == null) {
objectExpression.putNodeMetaData(StaticCompilationMetadataKeys.PROPERTY_OWNER, rType.get());
}
if (StaticTypeCheckingSupport.implementsInterfaceOrIsSubclassOf(
objectExpressionType, ClassHelper.LIST_TYPE)) {
objectExpression.putNodeMetaData(
COMPONENT_TYPE, inferComponentType(objectExpressionType, ClassHelper.int_TYPE));
}
}
return exists;
}
private void writeArrayGet(
final Expression receiver,
final Expression arguments,
final ClassNode rType,
final ClassNode aType) {
OperandStack operandStack = controller.getOperandStack();
int m1 = operandStack.getStackLength();
// visit receiver
receiver.visit(controller.getAcg());
// visit arguments as array index
arguments.visit(controller.getAcg());
operandStack.doGroovyCast(int_TYPE);
int m2 = operandStack.getStackLength();
// array access
controller.getMethodVisitor().visitInsn(AALOAD);
operandStack.replace(rType.getComponentType(), m2 - m1);
}