Examples with ExecutableLiteral org.mule.mvel2.compiler.ExecutableLiteral used on opensource projects

Example 6 with ExecutableLiteral

use of org.mule.mvel2.compiler.ExecutableLiteral in project mule by mulesoft.

the class AbstractVariableEnricherDataTypePropagator method doPropagate.

@Override
protected boolean doPropagate(PrivilegedEvent event, PrivilegedEvent.Builder builder, TypedValue typedValue, ASTNode node) {
    if (isAssignmentNode(node)) {
        CompiledAccExpression compiledAccExpression = getCompiledAccExpression(node);
        if (compiledAccExpression.getAccessor() instanceof VariableAccessor) {
            VariableAccessor variableAccessor = (VariableAccessor) compiledAccExpression.getAccessor();
            if (variableAccessor.getProperty().equals(propertyName)) {
                final AccessorNode nextNode = variableAccessor.getNextNode();
                if (nextNode.getNextNode() == null) {
                    String propertyName = null;
                    if (nextNode instanceof MapAccessorNest) {
                        final MapAccessorNest mapAccesorNest = (MapAccessorNest) nextNode;
                        if (mapAccesorNest.getProperty().isLiteralOnly()) {
                            propertyName = (String) ((ExecutableLiteral) mapAccesorNest.getProperty()).getLiteral();
                        }
                    } else if (nextNode instanceof MapAccessor) {
                        propertyName = (String) ((MapAccessor) nextNode).getProperty();
                    }
                    if (propertyName != null && containsVariable(event, propertyName)) {
                        propertyName = getUnescapedPropertyName(propertyName);
                        addVariable(event, builder, typedValue, propertyName);
                        return true;
                    }
                }
            }
        }
    }
    return false;
}

Example 7 with ExecutableLiteral

use of org.mule.mvel2.compiler.ExecutableLiteral in project drools by kiegroup.

the class ConditionAnalyzer method analyzeAccessorInvocation.

private Invocation analyzeAccessorInvocation(AccessorNode accessorNode, ASTNode containingNode, Invocation formerInvocation, Class<?> variableType) {
    if (accessorNode instanceof GetterAccessor) {
        return new MethodInvocation(((GetterAccessor) accessorNode).getMethod(), variableType == null ? conditionClass : variableType.getName());
    }
    if (accessorNode instanceof MethodAccessor) {
        MethodAccessor methodAccessor = (MethodAccessor) accessorNode;
        Method method = methodAccessor.getMethod();
        MethodInvocation invocation = new MethodInvocation(method);
        boolean isVarArgs = method.isVarArgs();
        readInvocationParams(invocation, methodAccessor.getParms(), methodAccessor.getParameterTypes(), isVarArgs);
        return invocation;
    }
    if (accessorNode instanceof ConstructorAccessor) {
        ConstructorAccessor constructorAccessor = (ConstructorAccessor) accessorNode;
        Constructor constructor = constructorAccessor.getConstructor();
        ConstructorInvocation invocation = new ConstructorInvocation(constructor);
        readInvocationParams(invocation, constructorAccessor.getParameters(), constructorAccessor.getParameterTypes(), constructor.isVarArgs());
        return invocation;
    }
    if (accessorNode instanceof ArrayAccessor) {
        ArrayAccessor arrayAccessor = (ArrayAccessor) accessorNode;
        return new ArrayAccessInvocation(formerInvocation != null ? formerInvocation.getReturnType() : Object[].class, new FixedExpression(int.class, arrayAccessor.getIndex()));
    }
    if (accessorNode instanceof ArrayAccessorNest) {
        ArrayAccessorNest arrayAccessorNest = (ArrayAccessorNest) accessorNode;
        ExecutableAccessor index = (ExecutableAccessor) arrayAccessorNest.getIndex();
        return new ArrayAccessInvocation(formerInvocation != null ? formerInvocation.getReturnType() : Object[].class, analyzeNode(index.getNode()));
    }
    if (accessorNode instanceof ArrayLength) {
        return new ArrayLengthInvocation();
    }
    if (accessorNode instanceof ListAccessor) {
        Class<?> listType = getListType(formerInvocation);
        ListAccessor listAccessor = (ListAccessor) accessorNode;
        return new ListAccessInvocation(listType, new FixedExpression(int.class, listAccessor.getIndex()));
    }
    if (accessorNode instanceof ListAccessorNest) {
        Class<?> listType = getListType(formerInvocation);
        ListAccessorNest listAccessorNest = (ListAccessorNest) accessorNode;
        ExecutableAccessor index = (ExecutableAccessor) listAccessorNest.getIndex();
        return new ListAccessInvocation(listType, analyzeNode(index.getNode()));
    }
    if (accessorNode instanceof MapAccessor) {
        MapAccessor mapAccessor = (MapAccessor) accessorNode;
        return new MapAccessInvocation(Object.class, Object.class, new FixedExpression(Object.class, mapAccessor.getProperty()));
    }
    if (accessorNode instanceof MapAccessorNest) {
        Class<?> keyType = Object.class;
        Class<?> valueType = Object.class;
        Type[] generics = getGenerics(formerInvocation);
        if (generics != null && generics.length == 2 && generics[0] instanceof Class) {
            keyType = (Class<?>) generics[0];
            if (generics[1] instanceof Class)
                valueType = (Class<?>) generics[1];
        }
        MapAccessorNest mapAccessor = (MapAccessorNest) accessorNode;
        ExecutableStatement statement = mapAccessor.getProperty();
        if (statement instanceof ExecutableLiteral) {
            return new MapAccessInvocation(keyType, valueType, new FixedExpression(keyType, ((ExecutableLiteral) statement).getLiteral()));
        } else {
            return new MapAccessInvocation(keyType, valueType, analyzeNode(((ExecutableAccessor) statement).getNode()));
        }
    }
    if (accessorNode instanceof FieldAccessor) {
        return new FieldAccessInvocation(((FieldAccessor) accessorNode).getField());
    }
    if (accessorNode instanceof StaticVarAccessor) {
        Field field = ((StaticVarAccessor) accessorNode).getField();
        return new FieldAccessInvocation(field);
    }
    if (accessorNode instanceof ThisValueAccessor) {
        return new ThisInvocation(accessorNode.getNextNode() == null ? containingNode.getEgressType() : Object.class);
    }
    throw new RuntimeException("Unknown AccessorNode type: " + accessorNode.getClass().getName());
}

Example 8 with ExecutableLiteral

use of org.mule.mvel2.compiler.ExecutableLiteral in project drools by kiegroup.

the class ConditionAnalyzer method analyzeAccessorInvocation.

private Invocation analyzeAccessorInvocation(AccessorNode accessorNode, ASTNode containingNode, Invocation formerInvocation, Class<?> variableType) {
    if (accessorNode instanceof GetterAccessor) {
        return new MethodInvocation(((GetterAccessor) accessorNode).getMethod(), variableType == null ? conditionClass : variableType.getName());
    }
    if (accessorNode instanceof MethodAccessor) {
        MethodAccessor methodAccessor = (MethodAccessor) accessorNode;
        Method method = methodAccessor.getMethod();
        MethodInvocation invocation = new MethodInvocation(method);
        boolean isVarArgs = method.isVarArgs();
        readInvocationParams(invocation, methodAccessor.getParms(), methodAccessor.getParameterTypes(), isVarArgs);
        return invocation;
    }
    if (accessorNode instanceof ConstructorAccessor) {
        ConstructorAccessor constructorAccessor = (ConstructorAccessor) accessorNode;
        Constructor constructor = constructorAccessor.getConstructor();
        ConstructorInvocation invocation = new ConstructorInvocation(constructor);
        readInvocationParams(invocation, constructorAccessor.getParameters(), constructorAccessor.getParameterTypes(), constructor.isVarArgs());
        return invocation;
    }
    if (accessorNode instanceof ArrayAccessor) {
        ArrayAccessor arrayAccessor = (ArrayAccessor) accessorNode;
        return new ArrayAccessInvocation(formerInvocation != null ? formerInvocation.getReturnType() : Object[].class, new FixedExpression(int.class, arrayAccessor.getIndex()));
    }
    if (accessorNode instanceof ArrayAccessorNest) {
        ArrayAccessorNest arrayAccessorNest = (ArrayAccessorNest) accessorNode;
        ExecutableAccessor index = (ExecutableAccessor) arrayAccessorNest.getIndex();
        return new ArrayAccessInvocation(formerInvocation != null ? formerInvocation.getReturnType() : Object[].class, analyzeNode(index.getNode()));
    }
    if (accessorNode instanceof ArrayLength) {
        return new ArrayLengthInvocation();
    }
    if (accessorNode instanceof ListAccessor) {
        Class<?> listType = getListType(formerInvocation);
        ListAccessor listAccessor = (ListAccessor) accessorNode;
        return new ListAccessInvocation(listType, new FixedExpression(int.class, listAccessor.getIndex()));
    }
    if (accessorNode instanceof ListAccessorNest) {
        Class<?> listType = getListType(formerInvocation);
        ListAccessorNest listAccessorNest = (ListAccessorNest) accessorNode;
        ExecutableAccessor index = (ExecutableAccessor) listAccessorNest.getIndex();
        return new ListAccessInvocation(listType, analyzeNode(index.getNode()));
    }
    if (accessorNode instanceof MapAccessor) {
        MapAccessor mapAccessor = (MapAccessor) accessorNode;
        return new MapAccessInvocation(Object.class, Object.class, new FixedExpression(Object.class, mapAccessor.getProperty()));
    }
    if (accessorNode instanceof MapAccessorNest) {
        Class<?> keyType = Object.class;
        Class<?> valueType = Object.class;
        Type[] generics = getGenerics(formerInvocation);
        if (generics != null && generics.length == 2 && generics[0] instanceof Class) {
            keyType = (Class<?>) generics[0];
            if (generics[1] instanceof Class)
                valueType = (Class<?>) generics[1];
        }
        MapAccessorNest mapAccessor = (MapAccessorNest) accessorNode;
        ExecutableStatement statement = mapAccessor.getProperty();
        if (statement instanceof ExecutableLiteral) {
            return new MapAccessInvocation(keyType, valueType, new FixedExpression(keyType, ((ExecutableLiteral) statement).getLiteral()));
        } else {
            return new MapAccessInvocation(keyType, valueType, analyzeNode(((ExecutableAccessor) statement).getNode()));
        }
    }
    if (accessorNode instanceof FieldAccessor) {
        return new FieldAccessInvocation(((FieldAccessor) accessorNode).getField());
    }
    if (accessorNode instanceof StaticVarAccessor) {
        Field field = ((StaticVarAccessor) accessorNode).getField();
        return new FieldAccessInvocation(field);
    }
    if (accessorNode instanceof ThisValueAccessor) {
        return new ThisInvocation(accessorNode.getNextNode() == null ? containingNode.getEgressType() : Object.class);
    }
    throw new RuntimeException("Unknown AccessorNode type: " + accessorNode.getClass().getName());
}

Example 9 with ExecutableLiteral

use of org.mule.mvel2.compiler.ExecutableLiteral in project drools by kiegroup.

the class ConditionAnalyzer method analyzeNode.

private Expression analyzeNode(ASTNode node) {
    node = analyzeRegEx(analyzeSubstatement(node));
    if (node instanceof LiteralNode) {
        LiteralNode literalNode = (LiteralNode) node;
        return new FixedExpression(literalNode.getEgressType(), literalNode.getLiteralValue());
    }
    if (node instanceof BinaryOperation) {
        BinaryOperation op = (BinaryOperation) node;
        return new AritmeticExpression(analyzeNode(op.getLeft()), AritmeticOperator.fromMvelOpCode(op), analyzeNode(op.getRight()));
    }
    if (node instanceof TypeCast) {
        ExecutableStatement statement = ((TypeCast) node).getStatement();
        if (statement instanceof ExecutableAccessor) {
            ExecutableAccessor accessor = (ExecutableAccessor) statement;
            return new CastExpression(node.getEgressType(), analyzeNode(accessor.getNode()));
        } else {
            ExecutableLiteral literal = (ExecutableLiteral) statement;
            return new CastExpression(node.getEgressType(), new FixedExpression(literal.getLiteral()));
        }
    }
    if (node instanceof Union) {
        ASTNode main = ((Union) node).getMain();
        Accessor accessor = node.getAccessor();
        EvaluatedExpression expression = new EvaluatedExpression();
        expression.firstExpression = analyzeNode(main);
        if (accessor instanceof DynamicGetAccessor) {
            AccessorNode accessorNode = (AccessorNode) ((DynamicGetAccessor) accessor).getSafeAccessor();
            expression.addInvocation(analyzeAccessorInvocation(accessorNode, node, null, null));
        } else if (accessor instanceof AccessorNode) {
            AccessorNode accessorNode = (AccessorNode) accessor;
            while (accessorNode != null) {
                expression.addInvocation(analyzeAccessorInvocation(accessorNode, node, null, null));
                accessorNode = accessorNode.getNextNode();
            }
        } else {
            throw new RuntimeException("Unexpected accessor: " + accessor);
        }
        return expression;
    }
    if (node instanceof Sign) {
        ExecutableStatement statement = getFieldValue(Sign.class, "stmt", (Sign) node);
        if (statement instanceof ExecutableAccessor) {
            ExecutableAccessor accessor = (ExecutableAccessor) statement;
            return new AritmeticExpression(new FixedExpression(0), AritmeticOperator.SUB, analyzeNode(accessor.getNode()));
        } else {
            ExecutableLiteral literal = (ExecutableLiteral) statement;
            return new AritmeticExpression(new FixedExpression(0), AritmeticOperator.SUB, new FixedExpression(literal.getLiteral()));
        }
    }
    Accessor accessor = node.getAccessor();
    if (accessor instanceof IndexedVariableAccessor) {
        String variableName = node.getName();
        int dot = variableName.indexOf('.');
        if (dot > 0) {
            variableName = variableName.substring(0, dot);
        }
        Class<?> variableType = getVariableType(variableName);
        return new VariableExpression(variableName, analyzeExpressionNode(((AccessorNode) accessor).getNextNode(), node, variableType), variableType != null ? variableType : node.getEgressType());
    }
    if (accessor == null && node instanceof NewObjectNode) {
        accessor = ((NewObjectNode) node).getNewObjectOptimizer();
    }
    if (accessor instanceof VariableAccessor) {
        VariableAccessor variableAccessor = (VariableAccessor) accessor;
        AccessorNode accessorNode = variableAccessor.getNextNode();
        if (accessorNode == null || !isStaticAccessor(accessorNode)) {
            String variableName = (String) (variableAccessor.getProperty());
            Class<?> variableType = getVariableType(variableName);
            if (variableType != null) {
                return new VariableExpression(variableName, analyzeExpressionNode(accessorNode, node, variableType), variableType);
            } else {
                if (node.getLiteralValue() instanceof ParserContext) {
                    ParserContext pCtx = (ParserContext) node.getLiteralValue();
                    // it's not a variable but a method invocation on this
                    Class<?> thisClass = pCtx.getInputs().get("this");
                    try {
                        return new EvaluatedExpression(new MethodInvocation(thisClass.getMethod(variableName)));
                    } catch (NoSuchMethodException e) {
                        if (node.getEgressType() == Class.class) {
                            // there's no method on this with the given name, check if it is a class literal
                            Class<?> classLiteral = pCtx.getParserConfiguration().getImport(variableName);
                            if (classLiteral != null) {
                                return new FixedExpression(Class.class, classLiteral);
                            }
                        }
                        throw new RuntimeException(e);
                    }
                }
            }
        }
    }
    if (accessor == null) {
        throw new RuntimeException("Null accessor on node: " + node);
    }
    return analyzeNodeAccessor(accessor, node);
}

Example 10 with ExecutableLiteral

use of org.mule.mvel2.compiler.ExecutableLiteral in project mule by mulesoft.

the class AbstractVariableExpressionDataTypeResolver method getDataType.

@Override
protected DataType getDataType(PrivilegedEvent event, ASTNode node) {
    final Accessor accessor = node.getAccessor();
    if (accessor instanceof VariableAccessor) {
        VariableAccessor variableAccessor = (VariableAccessor) accessor;
        if (variableAccessor.getProperty().equals(propertyName)) {
            final AccessorNode nextNode = variableAccessor.getNextNode();
            String propertyName = null;
            if (nextNode instanceof MapAccessorNest) {
                final MapAccessorNest mapAccesorNest = (MapAccessorNest) nextNode;
                if (mapAccesorNest.getProperty().isLiteralOnly()) {
                    propertyName = (String) ((ExecutableLiteral) mapAccesorNest.getProperty()).getLiteral();
                }
            } else if (nextNode instanceof MapAccessor) {
                propertyName = (String) ((MapAccessor) nextNode).getProperty();
            }
            if (propertyName != null) {
                return getVariableDataType(event, propertyName);
            }
        }
    }
    return null;
}