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Example 1 with ListCreationLiteralExpression

use of org.drools.mvel.parser.ast.expr.ListCreationLiteralExpression in project drools by kiegroup.

the class ExpressionTyper method toTypedExpressionRec.

private Optional<TypedExpression> toTypedExpressionRec(Expression drlxExpr) {
    Class<?> typeCursor = patternType;
    if (drlxExpr instanceof FullyQualifiedInlineCastExpr) {
        return toTypedExpressionRec(transformFullyQualifiedInlineCastExpr(ruleContext.getTypeResolver(), (FullyQualifiedInlineCastExpr) drlxExpr));
    }
    if (drlxExpr instanceof EnclosedExpr) {
        Expression inner = ((EnclosedExpr) drlxExpr).getInner();
        Optional<TypedExpression> typedExpression = toTypedExpressionRec(inner);
        return typedExpression.map(t -> t.cloneWithNewExpression(new EnclosedExpr(t.getExpression())));
    }
    if (drlxExpr instanceof MethodCallExpr) {
        MethodCallExpr methodExpr = (MethodCallExpr) drlxExpr;
        Expression expr = methodExpr;
        if (isEval(methodExpr.getNameAsString(), methodExpr.getScope(), methodExpr.getArguments())) {
            expr = methodExpr.getArgument(0);
        }
        drlxExpr = expr;
    }
    if (drlxExpr instanceof NullSafeMethodCallExpr) {
        NullSafeMethodCallExpr methodExpr = (NullSafeMethodCallExpr) drlxExpr;
        Expression expr = methodExpr;
        if (isEval(methodExpr.getNameAsString(), methodExpr.getScope(), methodExpr.getArguments())) {
            expr = methodExpr.getArgument(0);
        }
        drlxExpr = expr;
    }
    if (drlxExpr instanceof UnaryExpr) {
        UnaryExpr unaryExpr = (UnaryExpr) drlxExpr;
        Optional<TypedExpression> optTypedExpr = toTypedExpressionRec(unaryExpr.getExpression());
        return optTypedExpr.map(typedExpr -> new TypedExpression(new UnaryExpr(typedExpr.getExpression(), unaryExpr.getOperator()), typedExpr.getType()));
    }
    if (drlxExpr instanceof BinaryExpr) {
        BinaryExpr binaryExpr = (BinaryExpr) drlxExpr;
        BinaryExpr.Operator operator = binaryExpr.getOperator();
        Optional<TypedExpression> optLeft = toTypedExpressionRec(binaryExpr.getLeft());
        Optional<TypedExpression> optRight = toTypedExpressionRec(binaryExpr.getRight());
        return optLeft.flatMap(left -> optRight.flatMap(right -> {
            final BinaryExpr combo = new BinaryExpr(left.getExpression(), right.getExpression(), operator);
            return of(new TypedExpression(combo, left.getType()));
        }));
    }
    if (drlxExpr instanceof HalfBinaryExpr) {
        final Expression binaryExpr = trasformHalfBinaryToBinary(drlxExpr);
        if (binaryExpr instanceof BinaryExpr && ((BinaryExpr) binaryExpr).getLeft() == drlxExpr) {
            throw new CannotTypeExpressionException("left leaf is the same : drlxExpr = " + drlxExpr + ", originalExpression = " + context.getOriginalExpression());
        }
        return toTypedExpressionRec(binaryExpr);
    }
    if (drlxExpr instanceof LiteralExpr) {
        drlxExpr = normalizeDigit(drlxExpr);
        return of(new TypedExpression(drlxExpr, getLiteralExpressionType((LiteralExpr) drlxExpr)));
    }
    if (drlxExpr instanceof ThisExpr || (drlxExpr instanceof NameExpr && THIS_PLACEHOLDER.equals(printNode(drlxExpr)))) {
        return of(new TypedExpression(new NameExpr(THIS_PLACEHOLDER), patternType));
    }
    if (drlxExpr instanceof CastExpr) {
        CastExpr castExpr = (CastExpr) drlxExpr;
        Optional<TypedExpression> optTypedExpr = toTypedExpressionRec(castExpr.getExpression());
        return optTypedExpr.map(typedExpr -> new TypedExpression(new CastExpr(castExpr.getType(), typedExpr.getExpression()), getClassFromContext(ruleContext.getTypeResolver(), castExpr.getType().asString())));
    }
    if (drlxExpr instanceof NameExpr) {
        return nameExpr(((NameExpr) drlxExpr).getNameAsString(), typeCursor);
    }
    if (drlxExpr instanceof FieldAccessExpr || drlxExpr instanceof MethodCallExpr || drlxExpr instanceof ObjectCreationExpr || drlxExpr instanceof NullSafeFieldAccessExpr || drlxExpr instanceof NullSafeMethodCallExpr || drlxExpr instanceof MapCreationLiteralExpression || drlxExpr instanceof ListCreationLiteralExpression) {
        return toTypedExpressionFromMethodCallOrField(drlxExpr).getTypedExpression();
    }
    if (drlxExpr instanceof PointFreeExpr) {
        final PointFreeExpr pointFreeExpr = (PointFreeExpr) drlxExpr;
        Optional<TypedExpression> optLeft = toTypedExpressionRec(pointFreeExpr.getLeft());
        Optional<TypedExpression> optRight = pointFreeExpr.getRight().size() == 1 ? toTypedExpressionRec(pointFreeExpr.getRight().get(0)) : Optional.empty();
        OperatorSpec opSpec = getOperatorSpec(pointFreeExpr.getRight(), pointFreeExpr.getOperator());
        return optLeft.map(left -> new TypedExpression(opSpec.getExpression(ruleContext, pointFreeExpr, left, this), left.getType()).setStatic(opSpec.isStatic()).setLeft(left).setRight(optRight.orElse(null)));
    }
    if (drlxExpr instanceof HalfPointFreeExpr) {
        final HalfPointFreeExpr halfPointFreeExpr = (HalfPointFreeExpr) drlxExpr;
        Expression parentLeft = findLeftLeafOfNameExprTraversingParent(halfPointFreeExpr);
        if (parentLeft == halfPointFreeExpr) {
            throw new CannotTypeExpressionException("left leaf is the same : halfPointFreeExpr = " + halfPointFreeExpr + ", originalExpression = " + context.getOriginalExpression());
        }
        Optional<TypedExpression> optLeft = toTypedExpressionRec(parentLeft);
        OperatorSpec opSpec = getOperatorSpec(halfPointFreeExpr.getRight(), halfPointFreeExpr.getOperator());
        final PointFreeExpr transformedToPointFree = new PointFreeExpr(halfPointFreeExpr.getTokenRange().orElseThrow(() -> new IllegalStateException("Token range is not present!")), parentLeft, halfPointFreeExpr.getRight(), halfPointFreeExpr.getOperator(), halfPointFreeExpr.isNegated(), halfPointFreeExpr.getArg1(), halfPointFreeExpr.getArg2(), halfPointFreeExpr.getArg3(), halfPointFreeExpr.getArg4());
        return optLeft.map(left -> new TypedExpression(opSpec.getExpression(ruleContext, transformedToPointFree, left, this), left.getType()).setStatic(opSpec.isStatic()).setLeft(left));
    }
    if (drlxExpr instanceof ArrayAccessExpr) {
        final ArrayAccessExpr arrayAccessExpr = (ArrayAccessExpr) drlxExpr;
        if (Map.class.isAssignableFrom(typeCursor)) {
            return createMapAccessExpression(arrayAccessExpr.getIndex(), arrayAccessExpr.getName() instanceof ThisExpr ? new NameExpr(THIS_PLACEHOLDER) : arrayAccessExpr.getName(), Map.class);
        } else if (arrayAccessExpr.getName() instanceof FieldAccessExpr) {
            Optional<TypedExpression> typedExpression = toTypedExpressionFromMethodCallOrField(drlxExpr).getTypedExpression();
            typedExpression.ifPresent(te -> {
                final Expression originalExpression = te.getExpression();
                DrlxParseUtil.removeRootNode(originalExpression);
            });
            return typedExpression;
        } else {
            String name = printNode(drlxExpr.asArrayAccessExpr().getName());
            final Optional<TypedExpression> nameExpr = nameExpr(name, typeCursor);
            Expression indexExpr = toTypedExpressionFromMethodCallOrField(arrayAccessExpr.getIndex()).getTypedExpression().orElseThrow(() -> new NoSuchElementException("TypedExpressionResult doesn't contain TypedExpression!")).getExpression();
            return nameExpr.flatMap(te -> transformToArrayOrMapExpressionWithType(indexExpr, te));
        }
    }
    if (drlxExpr instanceof InstanceOfExpr) {
        InstanceOfExpr instanceOfExpr = (InstanceOfExpr) drlxExpr;
        ruleContext.addInlineCastType(printNode(instanceOfExpr.getExpression()), instanceOfExpr.getType());
        return toTypedExpressionRec(instanceOfExpr.getExpression()).map(e -> new TypedExpression(new InstanceOfExpr(e.getExpression(), instanceOfExpr.getType()), boolean.class));
    }
    if (drlxExpr instanceof ClassExpr) {
        return of(new TypedExpression(drlxExpr, Class.class));
    }
    if (drlxExpr instanceof InlineCastExpr) {
        return toTypedExpressionFromMethodCallOrField(drlxExpr).getTypedExpression();
    }
    if (drlxExpr instanceof OOPathExpr) {
        Class<?> type = patternType;
        for (OOPathChunk chunk : ((OOPathExpr) drlxExpr).getChunks()) {
            final String fieldName = chunk.getField().toString();
            final TypedExpression callExpr = DrlxParseUtil.nameExprToMethodCallExpr(fieldName, type, null, ruleContext);
            if (callExpr == null) {
                return empty();
            }
            Class<?> fieldType = (chunk.getInlineCast() != null) ? DrlxParseUtil.getClassFromContext(ruleContext.getTypeResolver(), chunk.getInlineCast().toString()) : callExpr.getRawClass();
            if (!chunk.isSingleValue() && Iterable.class.isAssignableFrom(fieldType) || isDataSource(fieldType)) {
                type = extractGenericType(type, ((MethodCallExpr) callExpr.getExpression()).getName().toString());
            } else {
                type = fieldType;
            }
        }
        return of(new TypedExpression(drlxExpr, type));
    }
    if (drlxExpr.isAssignExpr()) {
        AssignExpr assignExpr = drlxExpr.asAssignExpr();
        final Expression rightSide = assignExpr.getValue();
        return toTypedExpressionRec(rightSide).map(e -> {
            final AssignExpr newExpression = new AssignExpr(assignExpr.getTarget(), e.getExpression(), assignExpr.getOperator());
            return new TypedExpression(newExpression, e.getType());
        });
    }
    throw new UnsupportedOperationException();
}
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Example 2 with ListCreationLiteralExpression

use of org.drools.mvel.parser.ast.expr.ListCreationLiteralExpression in project drools by kiegroup.

the class DrlxParseUtil method getExpressionType.

public static java.lang.reflect.Type getExpressionType(RuleContext context, TypeResolver typeResolver, Expression expr, Collection<String> usedDeclarations) {
    if (expr instanceof LiteralExpr) {
        return getLiteralExpressionType((LiteralExpr) expr);
    }
    if (expr instanceof UnaryExpr) {
        return getExpressionType(context, typeResolver, expr.asUnaryExpr().getExpression(), usedDeclarations);
    }
    if (expr instanceof ArrayAccessExpr) {
        return getClassFromContext(typeResolver, ((ArrayCreationExpr) ((ArrayAccessExpr) expr).getName()).getElementType().asString());
    }
    if (expr instanceof ArrayCreationExpr) {
        return getClassFromContext(typeResolver, ((ArrayCreationExpr) expr).getElementType().asString());
    }
    if (expr instanceof MapCreationLiteralExpression) {
        return Map.class;
    }
    if (expr instanceof ListCreationLiteralExpression) {
        return List.class;
    }
    if (expr instanceof NameExpr) {
        return expressionTypeNameExpr(context, usedDeclarations, ((NameExpr) expr).getNameAsString());
    }
    if (expr instanceof DrlNameExpr) {
        return expressionTypeNameExpr(context, usedDeclarations, ((DrlNameExpr) expr).getNameAsString());
    }
    if (expr instanceof BinaryExpr) {
        return boolean.class;
    }
    if (expr instanceof MethodCallExpr) {
        MethodCallExpr methodCallExpr = (MethodCallExpr) expr;
        Optional<Expression> scopeExpression = methodCallExpr.getScope();
        if (scopeExpression.isPresent()) {
            java.lang.reflect.Type scopeType = getExpressionType(context, typeResolver, scopeExpression.get(), usedDeclarations);
            return returnTypeOfMethodCallExpr(context, typeResolver, methodCallExpr, scopeType, usedDeclarations);
        } else {
            throw new IllegalStateException("Scope expression is not present for " + ((MethodCallExpr) expr).getNameAsString() + "!");
        }
    }
    if (expr instanceof ObjectCreationExpr) {
        final ClassOrInterfaceType type = ((ObjectCreationExpr) expr).getType();
        return getClassFromContext(typeResolver, type.asString());
    }
    if (expr.isCastExpr()) {
        String typeName = expr.asCastExpr().getType().toString();
        try {
            return typeResolver.resolveType(expr.asCastExpr().getType().toString());
        } catch (ClassNotFoundException e) {
            context.addCompilationError(new InvalidExpressionErrorResult("Unknown type in cast expression: " + typeName));
            throw new RuntimeException("Unknown type in cast expression: " + typeName);
        }
    }
    if (expr instanceof ConditionalExpr) {
        ConditionalExpr ternaryExpr = ((ConditionalExpr) expr);
        java.lang.reflect.Type conditionType = getExpressionType(context, typeResolver, ternaryExpr.getCondition(), usedDeclarations);
        if (conditionType != Boolean.class && conditionType != boolean.class) {
            context.addCompilationError(new InvalidExpressionErrorResult("Condtion used in ternary expression '" + expr + "' isn't boolean"));
            return Object.class;
        }
        java.lang.reflect.Type leftType = getExpressionType(context, typeResolver, ternaryExpr.getThenExpr(), usedDeclarations);
        java.lang.reflect.Type rightType = getExpressionType(context, typeResolver, ternaryExpr.getElseExpr(), usedDeclarations);
        Class<?> leftClass = toRawClass(leftType);
        Class<?> rightClass = toRawClass(rightType);
        if (leftClass.isAssignableFrom(rightClass)) {
            return leftType;
        }
        if (rightClass.isAssignableFrom(leftClass)) {
            return rightType;
        }
        return Object.class;
    }
    if (expr.isClassExpr()) {
        return Class.class;
    }
    throw new RuntimeException("Unknown expression type: " + PrintUtil.printNode(expr));
}
Also used : ObjectCreationExpr(com.github.javaparser.ast.expr.ObjectCreationExpr) DrlNameExpr(org.drools.mvel.parser.ast.expr.DrlNameExpr) NameExpr(com.github.javaparser.ast.expr.NameExpr) ClassOrInterfaceType(com.github.javaparser.ast.type.ClassOrInterfaceType) InvalidExpressionErrorResult(org.drools.modelcompiler.builder.errors.InvalidExpressionErrorResult) NullLiteralExpr(com.github.javaparser.ast.expr.NullLiteralExpr) BigDecimalLiteralExpr(org.drools.mvel.parser.ast.expr.BigDecimalLiteralExpr) LiteralExpr(com.github.javaparser.ast.expr.LiteralExpr) CharLiteralExpr(com.github.javaparser.ast.expr.CharLiteralExpr) StringLiteralExpr(com.github.javaparser.ast.expr.StringLiteralExpr) LongLiteralExpr(com.github.javaparser.ast.expr.LongLiteralExpr) BigIntegerLiteralExpr(org.drools.mvel.parser.ast.expr.BigIntegerLiteralExpr) DoubleLiteralExpr(com.github.javaparser.ast.expr.DoubleLiteralExpr) BooleanLiteralExpr(com.github.javaparser.ast.expr.BooleanLiteralExpr) IntegerLiteralExpr(com.github.javaparser.ast.expr.IntegerLiteralExpr) NodeList(com.github.javaparser.ast.NodeList) List(java.util.List) ArrayList(java.util.ArrayList) LinkedList(java.util.LinkedList) Collectors.toList(java.util.stream.Collectors.toList) ArrayCreationExpr(com.github.javaparser.ast.expr.ArrayCreationExpr) ListCreationLiteralExpression(org.drools.mvel.parser.ast.expr.ListCreationLiteralExpression) DrlNameExpr(org.drools.mvel.parser.ast.expr.DrlNameExpr) ArrayAccessExpr(com.github.javaparser.ast.expr.ArrayAccessExpr) BinaryExpr(com.github.javaparser.ast.expr.BinaryExpr) HalfBinaryExpr(org.drools.mvel.parser.ast.expr.HalfBinaryExpr) ConditionalExpr(com.github.javaparser.ast.expr.ConditionalExpr) UnaryExpr(com.github.javaparser.ast.expr.UnaryExpr) MapCreationLiteralExpression(org.drools.mvel.parser.ast.expr.MapCreationLiteralExpression) Expression(com.github.javaparser.ast.expr.Expression) ListCreationLiteralExpression(org.drools.mvel.parser.ast.expr.ListCreationLiteralExpression) DrlxExpression(org.drools.mvel.parser.ast.expr.DrlxExpression) MapCreationLiteralExpression(org.drools.mvel.parser.ast.expr.MapCreationLiteralExpression) ClassUtil.toRawClass(org.drools.modelcompiler.util.ClassUtil.toRawClass) Map(java.util.Map) ConcurrentHashMap(java.util.concurrent.ConcurrentHashMap) ConcurrentMap(java.util.concurrent.ConcurrentMap) MethodCallExpr(com.github.javaparser.ast.expr.MethodCallExpr)

Example 3 with ListCreationLiteralExpression

use of org.drools.mvel.parser.ast.expr.ListCreationLiteralExpression in project drools by kiegroup.

the class ExpressionTyper method listCreationLiteral.

private Optional<TypedExpressionCursor> listCreationLiteral(ListCreationLiteralExpression listCreationLiteralExpression, java.lang.reflect.Type originalTypeCursor) {
    ClassOrInterfaceType arrayListType = (ClassOrInterfaceType) parseType(ArrayList.class.getCanonicalName());
    BlockStmt initializationStmt = new BlockStmt();
    InitializerDeclaration body = new InitializerDeclaration(false, initializationStmt);
    ObjectCreationExpr newArrayListExpr = new ObjectCreationExpr(null, arrayListType, nodeList(), nodeList(), nodeList(body));
    for (Expression e : listCreationLiteralExpression.getExpressions()) {
        ListCreationLiteralExpressionElement expr = (ListCreationLiteralExpressionElement) e;
        Expression value = resolveCreationLiteralNameExpr(originalTypeCursor, expr.getValue());
        initializationStmt.addStatement(new MethodCallExpr(null, "add", nodeList(value)));
    }
    return of(new TypedExpressionCursor(newArrayListExpr, ArrayList.class));
}
Also used : ObjectCreationExpr(com.github.javaparser.ast.expr.ObjectCreationExpr) InitializerDeclaration(com.github.javaparser.ast.body.InitializerDeclaration) Expression(com.github.javaparser.ast.expr.Expression) UnificationTypedExpression(org.drools.modelcompiler.builder.generator.UnificationTypedExpression) MapCreationLiteralExpression(org.drools.mvel.parser.ast.expr.MapCreationLiteralExpression) DrlxParseUtil.isThisExpression(org.drools.modelcompiler.builder.generator.DrlxParseUtil.isThisExpression) ListCreationLiteralExpression(org.drools.mvel.parser.ast.expr.ListCreationLiteralExpression) TypedExpression(org.drools.modelcompiler.builder.generator.TypedExpression) BlockStmt(com.github.javaparser.ast.stmt.BlockStmt) ArrayList(java.util.ArrayList) DrlxParseUtil.toClassOrInterfaceType(org.drools.modelcompiler.builder.generator.DrlxParseUtil.toClassOrInterfaceType) ClassOrInterfaceType(com.github.javaparser.ast.type.ClassOrInterfaceType) ListCreationLiteralExpressionElement(org.drools.mvel.parser.ast.expr.ListCreationLiteralExpressionElement) MethodCallExpr(com.github.javaparser.ast.expr.MethodCallExpr) NullSafeMethodCallExpr(org.drools.mvel.parser.ast.expr.NullSafeMethodCallExpr) DrlxParseUtil.nameExprToMethodCallExpr(org.drools.modelcompiler.builder.generator.DrlxParseUtil.nameExprToMethodCallExpr)

Example 4 with ListCreationLiteralExpression

use of org.drools.mvel.parser.ast.expr.ListCreationLiteralExpression in project drools by kiegroup.

the class ExpressionTyper method processFirstNode.

private Optional<TypedExpressionCursor> processFirstNode(Expression drlxExpr, List<Node> childNodes, Node firstNode, boolean isInLineCast, java.lang.reflect.Type originalTypeCursor) {
    Optional<TypedExpressionCursor> result;
    if (isThisExpression(firstNode) || (firstNode instanceof DrlNameExpr && printNode(firstNode).equals(bindingId))) {
        result = of(thisExpr(drlxExpr, childNodes, isInLineCast, originalTypeCursor));
    } else if (firstNode instanceof DrlNameExpr) {
        result = drlNameExpr(drlxExpr, (DrlNameExpr) firstNode, isInLineCast, originalTypeCursor);
    } else if (firstNode instanceof NameExpr) {
        result = drlNameExpr(drlxExpr, new DrlNameExpr(((NameExpr) firstNode).getName()), isInLineCast, originalTypeCursor);
    } else if (firstNode instanceof FieldAccessExpr) {
        if (((FieldAccessExpr) firstNode).getScope() instanceof ThisExpr) {
            result = of(fieldAccessExpr(originalTypeCursor, ((FieldAccessExpr) firstNode).getName()));
        } else {
            try {
                Class<?> resolvedType = ruleContext.getTypeResolver().resolveType(PrintUtil.printNode(firstNode));
                result = of(new TypedExpressionCursor(new NameExpr(PrintUtil.printNode(firstNode)), resolvedType));
            } catch (ClassNotFoundException e) {
                result = empty();
            }
        }
    } else if (firstNode instanceof NullSafeFieldAccessExpr && ((NullSafeFieldAccessExpr) firstNode).getScope() instanceof ThisExpr) {
        result = of(fieldAccessExpr(originalTypeCursor, ((NullSafeFieldAccessExpr) firstNode).getName()));
    } else if (firstNode instanceof MethodCallExpr) {
        Optional<Expression> scopeExpr = ((MethodCallExpr) firstNode).getScope();
        Optional<DeclarationSpec> scopeDecl = scopeExpr.flatMap(scope -> ruleContext.getDeclarationById(PrintUtil.printNode(scope)));
        Expression scope;
        java.lang.reflect.Type type;
        if (scopeDecl.isPresent() && !scopeDecl.get().getBindingId().equals(bindingId)) {
            type = scopeDecl.get().getDeclarationClass();
            scope = new NameExpr(scopeDecl.get().getBindingId());
            context.addUsedDeclarations(scopeDecl.get().getBindingId());
        } else if (scopeExpr.isPresent()) {
            TypedExpressionCursor parsedScope = processFirstNode(drlxExpr, childNodes, scopeExpr.get(), isInLineCast, originalTypeCursor).get();
            type = parsedScope.typeCursor;
            scope = parsedScope.expressionCursor;
        } else {
            type = originalTypeCursor;
            scope = new NameExpr(THIS_PLACEHOLDER);
        }
        result = of(methodCallExpr((MethodCallExpr) firstNode, type, scope));
    } else if (firstNode instanceof ObjectCreationExpr) {
        result = of(objectCreationExpr((ObjectCreationExpr) firstNode));
    } else if (firstNode instanceof StringLiteralExpr) {
        result = of(stringLiteralExpr((StringLiteralExpr) firstNode));
    } else if (firstNode instanceof EnclosedExpr) {
        result = processFirstNode(drlxExpr, childNodes, ((EnclosedExpr) firstNode).getInner(), isInLineCast, originalTypeCursor);
    } else if (firstNode instanceof CastExpr) {
        result = castExpr((CastExpr) firstNode, drlxExpr, childNodes, isInLineCast, originalTypeCursor);
    } else if (firstNode instanceof ArrayCreationExpr) {
        result = of(arrayCreationExpr(((ArrayCreationExpr) firstNode)));
    } else if (firstNode instanceof BinaryExpr) {
        result = of(binaryExpr((BinaryExpr) firstNode));
    } else if (firstNode instanceof ArrayAccessExpr) {
        Optional<DeclarationSpec> scopeDecl = ruleContext.getDeclarationById(((ArrayAccessExpr) firstNode).getName().toString());
        Expression scope;
        java.lang.reflect.Type type;
        if (scopeDecl.isPresent() && !scopeDecl.get().getBindingId().equals(bindingId)) {
            type = scopeDecl.get().getDeclarationClass();
            scope = new NameExpr(scopeDecl.get().getBindingId());
            context.addUsedDeclarations(scopeDecl.get().getBindingId());
        } else {
            type = originalTypeCursor;
            scope = new NameExpr(THIS_PLACEHOLDER);
        }
        result = arrayAccessExpr((ArrayAccessExpr) firstNode, type, scope);
    } else if (firstNode instanceof MapCreationLiteralExpression) {
        result = mapCreationLiteral((MapCreationLiteralExpression) firstNode, originalTypeCursor);
    } else if (firstNode instanceof ListCreationLiteralExpression) {
        result = listCreationLiteral((ListCreationLiteralExpression) firstNode, originalTypeCursor);
    } else {
        result = of(new TypedExpressionCursor((Expression) firstNode, getExpressionType(ruleContext, ruleContext.getTypeResolver(), (Expression) firstNode, context.getUsedDeclarations())));
    }
    if (result.isPresent()) {
        processNullSafeDereferencing(drlxExpr);
    }
    return result.map(te -> {
        if (isInLineCast) {
            Expression exprWithInlineCast = addCastToExpression(toRawClass(te.typeCursor), te.expressionCursor, isInLineCast);
            return new TypedExpressionCursor(exprWithInlineCast, te.typeCursor);
        } else {
            return te;
        }
    });
}
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Aggregations

Expression (com.github.javaparser.ast.expr.Expression)4 MethodCallExpr (com.github.javaparser.ast.expr.MethodCallExpr)4 ObjectCreationExpr (com.github.javaparser.ast.expr.ObjectCreationExpr)4 ClassOrInterfaceType (com.github.javaparser.ast.type.ClassOrInterfaceType)4 ArrayList (java.util.ArrayList)4 ListCreationLiteralExpression (org.drools.mvel.parser.ast.expr.ListCreationLiteralExpression)4 MapCreationLiteralExpression (org.drools.mvel.parser.ast.expr.MapCreationLiteralExpression)4 NodeList (com.github.javaparser.ast.NodeList)3 InitializerDeclaration (com.github.javaparser.ast.body.InitializerDeclaration)3 ArrayAccessExpr (com.github.javaparser.ast.expr.ArrayAccessExpr)3 ArrayCreationExpr (com.github.javaparser.ast.expr.ArrayCreationExpr)3 BinaryExpr (com.github.javaparser.ast.expr.BinaryExpr)3 CharLiteralExpr (com.github.javaparser.ast.expr.CharLiteralExpr)3 DoubleLiteralExpr (com.github.javaparser.ast.expr.DoubleLiteralExpr)3 LiteralExpr (com.github.javaparser.ast.expr.LiteralExpr)3 NameExpr (com.github.javaparser.ast.expr.NameExpr)3 NullLiteralExpr (com.github.javaparser.ast.expr.NullLiteralExpr)3 StringLiteralExpr (com.github.javaparser.ast.expr.StringLiteralExpr)3 UnaryExpr (com.github.javaparser.ast.expr.UnaryExpr)3 Node (com.github.javaparser.ast.Node)2