Examples with MethodCallExpression org.codehaus.groovy.ast.expr.MethodCallExpression used on opensource projects

Example 71 with MethodCallExpression

use of org.codehaus.groovy.ast.expr.MethodCallExpression in project groovy-core by groovy.

the class ClassCompletionVerifier method visitMethodCallExpression.

public void visitMethodCallExpression(MethodCallExpression mce) {
    super.visitMethodCallExpression(mce);
    Expression aexp = mce.getArguments();
    if (aexp instanceof TupleExpression) {
        TupleExpression arguments = (TupleExpression) aexp;
        for (Expression e : arguments.getExpressions()) {
            checkForInvalidDeclaration(e);
        }
    } else {
        checkForInvalidDeclaration(aexp);
    }
}

Example 72 with MethodCallExpression

use of org.codehaus.groovy.ast.expr.MethodCallExpression in project groovy-core by groovy.

the class MarkupBuilderCodeTransformer method transformBinaryExpression.

private Expression transformBinaryExpression(final BinaryExpression bin) {
    Expression left = bin.getLeftExpression();
    Expression right = bin.getRightExpression();
    boolean assignment = bin.getOperation().getType() == Types.ASSIGN;
    if (assignment && left instanceof VariableExpression) {
        VariableExpression var = (VariableExpression) left;
        if (var.getAccessedVariable() instanceof DynamicVariable) {
            String varName = var.getName();
            if (!"modelTypes".equals(varName)) {
                MethodCallExpression callGetModel = new MethodCallExpression(new VariableExpression("this"), "getModel", ArgumentListExpression.EMPTY_ARGUMENTS);
                callGetModel.setImplicitThis(true);
                callGetModel.setSourcePosition(left);
                MethodCallExpression mce = new MethodCallExpression(callGetModel, "put", new ArgumentListExpression(new ConstantExpression(varName), right));
                mce.setSourcePosition(left);
                mce.setImplicitThis(false);
                return transform(mce);
            }
        }
    }
    if (assignment && left instanceof VariableExpression && right instanceof ClosureExpression) {
        VariableExpression var = (VariableExpression) left;
        if ("modelTypes".equals(var.getName())) {
            // template declaring its expected types from model directly
            // modelTypes = {
            //  List<String> items
            //  ...
            // }
            Map<String, ClassNode> modelTypes = extractModelTypesFromClosureExpression((ClosureExpression) right);
            Expression result = new EmptyExpression();
            result.setSourcePosition(bin);
            classNode.putNodeMetaData(MarkupTemplateEngine.MODELTYPES_ASTKEY, modelTypes);
            return result;
        }
    }
    return super.transform(bin);
}

Example 73 with MethodCallExpression

use of org.codehaus.groovy.ast.expr.MethodCallExpression in project groovy-core by groovy.

the class BinaryExpressionTransformer method transformBinaryExpression.

Expression transformBinaryExpression(final BinaryExpression bin) {
    if (bin instanceof DeclarationExpression) {
        Expression optimized = transformDeclarationExpression(bin);
        if (optimized != null) {
            return optimized;
        }
    }
    Object[] list = bin.getNodeMetaData(BINARY_EXP_TARGET);
    Token operation = bin.getOperation();
    int operationType = operation.getType();
    Expression rightExpression = bin.getRightExpression();
    Expression leftExpression = bin.getLeftExpression();
    if (bin instanceof DeclarationExpression && leftExpression instanceof VariableExpression) {
        ClassNode declarationType = ((VariableExpression) leftExpression).getOriginType();
        if (rightExpression instanceof ConstantExpression) {
            ClassNode unwrapper = ClassHelper.getUnwrapper(declarationType);
            ClassNode wrapper = ClassHelper.getWrapper(declarationType);
            if (!rightExpression.getType().equals(declarationType) && wrapper.isDerivedFrom(ClassHelper.Number_TYPE) && WideningCategories.isDoubleCategory(unwrapper)) {
                ConstantExpression constant = (ConstantExpression) rightExpression;
                if (constant.getValue() != null) {
                    return optimizeConstantInitialization(bin, operation, constant, leftExpression, declarationType);
                }
            }
        }
    }
    if (operationType == Types.EQUAL && leftExpression instanceof PropertyExpression) {
        MethodNode directMCT = leftExpression.getNodeMetaData(StaticTypesMarker.DIRECT_METHOD_CALL_TARGET);
        if (directMCT != null) {
            return transformPropertyAssignmentToSetterCall((PropertyExpression) leftExpression, rightExpression, directMCT);
        }
    }
    if (operationType == Types.COMPARE_EQUAL || operationType == Types.COMPARE_NOT_EQUAL) {
        // let's check if one of the operands is the null constant
        CompareToNullExpression compareToNullExpression = null;
        if (isNullConstant(leftExpression)) {
            compareToNullExpression = new CompareToNullExpression(staticCompilationTransformer.transform(rightExpression), operationType == Types.COMPARE_EQUAL);
        } else if (isNullConstant(rightExpression)) {
            compareToNullExpression = new CompareToNullExpression(staticCompilationTransformer.transform(leftExpression), operationType == Types.COMPARE_EQUAL);
        }
        if (compareToNullExpression != null) {
            compareToNullExpression.setSourcePosition(bin);
            return compareToNullExpression;
        }
    } else if (operationType == Types.KEYWORD_IN) {
        return convertInOperatorToTernary(bin, rightExpression, leftExpression);
    }
    if (list != null) {
        if (operationType == Types.COMPARE_TO) {
            StaticTypesTypeChooser typeChooser = staticCompilationTransformer.getTypeChooser();
            ClassNode classNode = staticCompilationTransformer.getClassNode();
            ClassNode leftType = typeChooser.resolveType(leftExpression, classNode);
            if (leftType.implementsInterface(ClassHelper.COMPARABLE_TYPE)) {
                ClassNode rightType = typeChooser.resolveType(rightExpression, classNode);
                if (rightType.implementsInterface(ClassHelper.COMPARABLE_TYPE)) {
                    Expression left = staticCompilationTransformer.transform(leftExpression);
                    Expression right = staticCompilationTransformer.transform(rightExpression);
                    MethodCallExpression call = new MethodCallExpression(left, "compareTo", new ArgumentListExpression(right));
                    call.setImplicitThis(false);
                    call.setMethodTarget(COMPARE_TO_METHOD);
                    CompareIdentityExpression compareIdentity = new CompareIdentityExpression(left, right);
                    compareIdentity.putNodeMetaData(StaticTypesMarker.INFERRED_RETURN_TYPE, ClassHelper.boolean_TYPE);
                    TernaryExpression result = new TernaryExpression(// a==b
                    new BooleanExpression(compareIdentity), CONSTANT_ZERO, new TernaryExpression(// a==null
                    new BooleanExpression(new CompareToNullExpression(left, true)), CONSTANT_MINUS_ONE, new TernaryExpression(// b==null
                    new BooleanExpression(new CompareToNullExpression(right, true)), CONSTANT_ONE, call)));
                    compareIdentity.putNodeMetaData(StaticTypesMarker.INFERRED_RETURN_TYPE, ClassHelper.int_TYPE);
                    result.putNodeMetaData(StaticTypesMarker.INFERRED_TYPE, ClassHelper.int_TYPE);
                    TernaryExpression expr = (TernaryExpression) result.getFalseExpression();
                    expr.putNodeMetaData(StaticTypesMarker.INFERRED_TYPE, ClassHelper.int_TYPE);
                    expr.getFalseExpression().putNodeMetaData(StaticTypesMarker.INFERRED_TYPE, ClassHelper.int_TYPE);
                    return result;
                }
            }
        }
        boolean isAssignment = StaticTypeCheckingSupport.isAssignment(operationType);
        MethodCallExpression call;
        MethodNode node = (MethodNode) list[0];
        String name = (String) list[1];
        Expression left = staticCompilationTransformer.transform(leftExpression);
        Expression right = staticCompilationTransformer.transform(rightExpression);
        BinaryExpression optimized = tryOptimizeCharComparison(left, right, bin);
        if (optimized != null) {
            optimized.removeNodeMetaData(BINARY_EXP_TARGET);
            return transformBinaryExpression(optimized);
        }
        call = new MethodCallExpression(left, name, new ArgumentListExpression(right));
        call.setImplicitThis(false);
        call.setMethodTarget(node);
        MethodNode adapter = StaticCompilationTransformer.BYTECODE_BINARY_ADAPTERS.get(operationType);
        if (adapter != null) {
            ClassExpression sba = new ClassExpression(StaticCompilationTransformer.BYTECODE_ADAPTER_CLASS);
            // replace with compareEquals
            call = new MethodCallExpression(sba, "compareEquals", new ArgumentListExpression(left, right));
            call.setMethodTarget(adapter);
            call.setImplicitThis(false);
        }
        if (!isAssignment)
            return call;
        // the method represents the operation type only, and we must add an assignment
        return new BinaryExpression(left, Token.newSymbol("=", operation.getStartLine(), operation.getStartColumn()), call);
    }
    if (bin.getOperation().getType() == Types.EQUAL && leftExpression instanceof TupleExpression && rightExpression instanceof ListExpression) {
        // multiple assignment
        ListOfExpressionsExpression cle = new ListOfExpressionsExpression();
        boolean isDeclaration = bin instanceof DeclarationExpression;
        List<Expression> leftExpressions = ((TupleExpression) leftExpression).getExpressions();
        List<Expression> rightExpressions = ((ListExpression) rightExpression).getExpressions();
        Iterator<Expression> leftIt = leftExpressions.iterator();
        Iterator<Expression> rightIt = rightExpressions.iterator();
        if (isDeclaration) {
            while (leftIt.hasNext()) {
                Expression left = leftIt.next();
                if (rightIt.hasNext()) {
                    Expression right = rightIt.next();
                    BinaryExpression bexp = new DeclarationExpression(left, bin.getOperation(), right);
                    bexp.setSourcePosition(right);
                    cle.addExpression(bexp);
                }
            }
        } else {
            // (next, result) = [ result, next+result ]
            // -->
            // def tmp1 = result
            // def tmp2 = next+result
            // next = tmp1
            // result = tmp2
            int size = rightExpressions.size();
            List<Expression> tmpAssignments = new ArrayList<Expression>(size);
            List<Expression> finalAssignments = new ArrayList<Expression>(size);
            for (int i = 0; i < Math.min(size, leftExpressions.size()); i++) {
                Expression left = leftIt.next();
                Expression right = rightIt.next();
                VariableExpression tmpVar = new VariableExpression("$tmpVar$" + tmpVarCounter++);
                BinaryExpression bexp = new DeclarationExpression(tmpVar, bin.getOperation(), right);
                bexp.setSourcePosition(right);
                tmpAssignments.add(bexp);
                bexp = new BinaryExpression(left, bin.getOperation(), new VariableExpression(tmpVar));
                bexp.setSourcePosition(left);
                finalAssignments.add(bexp);
            }
            for (Expression tmpAssignment : tmpAssignments) {
                cle.addExpression(tmpAssignment);
            }
            for (Expression finalAssignment : finalAssignments) {
                cle.addExpression(finalAssignment);
            }
        }
        return staticCompilationTransformer.transform(cle);
    }
    return staticCompilationTransformer.superTransform(bin);
}

Example 74 with MethodCallExpression

use of org.codehaus.groovy.ast.expr.MethodCallExpression in project groovy-core by groovy.

the class DelegateASTTransformation method addDelegateMethod.

private void addDelegateMethod(AnnotationNode node, FieldNode fieldNode, ClassNode owner, List<MethodNode> ownMethods, MethodNode candidate, boolean includeDeprecated, List<String> includes, List<String> excludes, List<ClassNode> includeTypes, List<ClassNode> excludeTypes) {
    if (!candidate.isPublic() || candidate.isStatic() || 0 != (candidate.getModifiers() & ACC_SYNTHETIC))
        return;
    if (!candidate.getAnnotations(DEPRECATED_TYPE).isEmpty() && !includeDeprecated)
        return;
    if (shouldSkip(candidate.getName(), excludes, includes))
        return;
    Map<String, ClassNode> genericsSpec = createGenericsSpec(fieldNode.getDeclaringClass());
    genericsSpec = addMethodGenerics(candidate, genericsSpec);
    extractSuperClassGenerics(fieldNode.getType(), candidate.getDeclaringClass(), genericsSpec);
    if (!excludeTypes.isEmpty() || !includeTypes.isEmpty()) {
        MethodNode correctedMethodNode = correctToGenericsSpec(genericsSpec, candidate);
        boolean checkReturn = fieldNode.getType().getMethods().contains(candidate);
        if (shouldSkipOnDescriptor(checkReturn, genericsSpec, correctedMethodNode, excludeTypes, includeTypes))
            return;
    }
    // ignore methods from GroovyObject
    for (MethodNode mn : GROOVYOBJECT_TYPE.getMethods()) {
        if (mn.getTypeDescriptor().equals(candidate.getTypeDescriptor())) {
            return;
        }
    }
    // ignore methods already in owner
    for (MethodNode mn : owner.getMethods()) {
        if (mn.getTypeDescriptor().equals(candidate.getTypeDescriptor())) {
            return;
        }
    }
    // give precedence to methods of self (but not abstract or static superclass methods)
    // also allows abstract or static self methods to be selected for overriding but they are ignored later
    MethodNode existingNode = null;
    for (MethodNode mn : ownMethods) {
        if (mn.getTypeDescriptor().equals(candidate.getTypeDescriptor()) && !mn.isAbstract() && !mn.isStatic()) {
            existingNode = mn;
            break;
        }
    }
    if (existingNode == null || existingNode.getCode() == null) {
        final ArgumentListExpression args = new ArgumentListExpression();
        final Parameter[] params = candidate.getParameters();
        final Parameter[] newParams = new Parameter[params.length];
        List<String> currentMethodGenPlaceholders = genericPlaceholderNames(candidate);
        for (int i = 0; i < newParams.length; i++) {
            ClassNode newParamType = correctToGenericsSpecRecurse(genericsSpec, params[i].getType(), currentMethodGenPlaceholders);
            Parameter newParam = new Parameter(newParamType, getParamName(params, i, fieldNode.getName()));
            newParam.setInitialExpression(params[i].getInitialExpression());
            if (memberHasValue(node, MEMBER_PARAMETER_ANNOTATIONS, true)) {
                newParam.addAnnotations(copyAnnotatedNodeAnnotations(params[i], MY_TYPE_NAME));
            }
            newParams[i] = newParam;
            args.addExpression(varX(newParam));
        }
        boolean alsoLazy = !fieldNode.getAnnotations(LAZY_TYPE).isEmpty();
        // addMethod will ignore attempts to override abstract or static methods with same signature on self
        MethodCallExpression mce = callX(alsoLazy ? propX(varX("this"), fieldNode.getName().substring(1)) : varX(fieldNode.getName(), correctToGenericsSpecRecurse(genericsSpec, fieldNode.getType())), candidate.getName(), args);
        mce.setSourcePosition(fieldNode);
        ClassNode returnType = correctToGenericsSpecRecurse(genericsSpec, candidate.getReturnType(), currentMethodGenPlaceholders);
        MethodNode newMethod = owner.addMethod(candidate.getName(), candidate.getModifiers() & (~ACC_ABSTRACT) & (~ACC_NATIVE), returnType, newParams, candidate.getExceptions(), stmt(mce));
        newMethod.setGenericsTypes(candidate.getGenericsTypes());
        if (memberHasValue(node, MEMBER_METHOD_ANNOTATIONS, true)) {
            newMethod.addAnnotations(copyAnnotatedNodeAnnotations(candidate, MY_TYPE_NAME));
        }
    }
}

Example 75 with MethodCallExpression

use of org.codehaus.groovy.ast.expr.MethodCallExpression in project groovy-core by groovy.

the class LazyASTTransformation method createSoftGetter.

private static void createSoftGetter(FieldNode fieldNode, Expression initExpr, ClassNode type) {
    final BlockStatement body = new BlockStatement();
    final Expression fieldExpr = varX(fieldNode);
    final Expression resExpr = varX("res", type);
    final MethodCallExpression callExpression = callX(fieldExpr, "get");
    callExpression.setSafe(true);
    body.addStatement(declS(resExpr, callExpression));
    final Statement mainIf = ifElseS(notNullX(resExpr), stmt(resExpr), block(assignS(resExpr, initExpr), assignS(fieldExpr, ctorX(SOFT_REF, resExpr)), stmt(resExpr)));
    if (fieldNode.isVolatile()) {
        body.addStatement(ifElseS(notNullX(resExpr), stmt(resExpr), new SynchronizedStatement(syncTarget(fieldNode), block(assignS(resExpr, callExpression), mainIf))));
    } else {
        body.addStatement(mainIf);
    }
    addMethod(fieldNode, body, type);
}