Package org.mvel2.compiler

Examples of org.mvel2.compiler.ExecutableAccessor

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            MVEL.COMPILER_OPT_ALLOW_RESOLVE_INNERCLASSES_WITH_DOTNOTATION = true;
            MVEL.COMPILER_OPT_SUPPORT_JAVA_STYLE_CLASS_LITERALS = true;

            MVELDialectRuntimeData data = (MVELDialectRuntimeData) context.getPkg().getDialectRuntimeRegistry().getDialectData( "mvel" );
            ParserConfiguration pconf = data.getParserConfiguration();
            ParserContext pctx = new ParserContext( pconf );

            Object o = MVELSafeHelper.getEvaluator().executeExpression( MVEL.compileExpression( value,
                    pctx ) );
            if ( o != null && vtype == null ) {
                // was a compilation problem else where, so guess valuetype so we can continue
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        }

        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(analyzeAccessor(accessorNode, null));
            } else if (accessor instanceof AccessorNode) {
                AccessorNode accessorNode = (AccessorNode)accessor;
                while (accessorNode != null) {
                    expression.addInvocation(analyzeAccessor(accessorNode, 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()));
            }
        }
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                                              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()));
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            BinaryOperation op = (BinaryOperation)node;
            return new AritmeticExpression(analyzeNode(op.getLeft()), AritmeticOperator.fromMvelOpCode(op.getOperation()), analyzeNode(op.getRight()));
        }

        if (node instanceof TypeCast) {
            ExecutableAccessor accessor = (ExecutableAccessor) ((TypeCast)node).getStatement();
            return new CastExpression(node.getEgressType(), analyzeNode(accessor.getNode()));
        }

        if (node instanceof Union) {
            ASTNode main = ((Union)node).getMain();
            Accessor accessor = node.getAccessor();
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                                              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()));
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        }

        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()));
            }
        }
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                                              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()));
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        }

        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()));
            }
        }
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                                              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()));
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        Serializable setExpression = parmValuePair.getSetExpression();
        if (setExpression != null) {
            SetterAccessor setterAccessor = (SetterAccessor)((CompiledAccExpression) setExpression).getAccessor();
            return setterAccessor.getMethod();
        } else {
            ExecutableAccessor accessor = (ExecutableAccessor)parmValuePair.getStatement();
            AccessorNode accessorNode = (AccessorNode)accessor.getNode().getAccessor();
            MethodAccessor methodAccessor = (MethodAccessor)accessorNode.getNextNode();
            return methodAccessor.getMethod();
        }
    }
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