Package org.apache.el.parser

Examples of org.apache.el.parser.Node

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        }
    }

    public ValueExpression createValueExpression(Class<?> expectedType)
            throws ELException {
        Node n = this.build();
        return new ValueExpressionImpl(this.expression, n, this.fnMapper,
                this.varMapper, expectedType);
    }
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                this.varMapper, expectedType);
    }

    public MethodExpression createMethodExpression(Class<?> expectedReturnType,
            Class<?>[] expectedParamTypes) throws ELException {
        Node n = this.build();
        if (!n.isParametersProvided() && expectedParamTypes == null) {
            throw new NullPointerException(MessageFactory
                    .get("error.method.nullParms"));
        }
        if (n instanceof AstValue || n instanceof AstIdentifier) {
            return new MethodExpressionImpl(expression, n, this.fnMapper,
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     */
    @Override
    public MethodInfo getMethodInfo(ELContext context)
            throws PropertyNotFoundException, MethodNotFoundException,
            ELException {
        Node n = this.getNode();
        EvaluationContext ctx = new EvaluationContext(context, this.fnMapper,
                this.varMapper);
        ctx.notifyBeforeEvaluation(getExpressionString());
        MethodInfo result = n.getMethodInfo(ctx, this.paramTypes);
        ctx.notifyAfterEvaluation(getExpressionString());
        return result;
    }
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     */
    @Override
    public MethodInfo getMethodInfo(ELContext context)
            throws PropertyNotFoundException, MethodNotFoundException,
            ELException {
        Node n = this.getNode();
        EvaluationContext ctx = new EvaluationContext(context, this.fnMapper,
                this.varMapper);
        return n.getMethodInfo(ctx, this.paramTypes);
    }
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     */
    @Override
    public MethodInfo getMethodInfo(ELContext context)
            throws PropertyNotFoundException, MethodNotFoundException,
            ELException {
        Node n = this.getNode();
        EvaluationContext ctx = new EvaluationContext(context, this.fnMapper,
                this.varMapper);
        ctx.notifyBeforeEvaluation(getExpressionString());
        MethodInfo result = n.getMethodInfo(ctx, this.paramTypes);
        ctx.notifyAfterEvaluation(getExpressionString());
        return result;
    }
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            this.varMapper = new VariableMapperFactory(ctxVar);
        }
    }

    public static final Node createNode(String expr) throws ELException {
        Node n = createNodeInternal(expr);
        return n;
    }
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            throws ELException {
        if (expr == null) {
            throw new ELException(MessageFactory.get("error.null"));
        }

        Node n = cache.get(expr);
        if (n == null) {
            try {
                n = (new ELParser(new StringReader(expr)))
                        .CompositeExpression();

                // validate composite expression
                int numChildren = n.jjtGetNumChildren();
                if (numChildren == 1) {
                    n = n.jjtGetChild(0);
                } else {
                    Class<?> type = null;
                    Node child = null;
                    for (int i = 0; i < numChildren; i++) {
                        child = n.jjtGetChild(i);
                        if (child instanceof AstLiteralExpression)
                            continue;
                        if (type == null)
                            type = child.getClass();
                        else {
                            if (!type.equals(child.getClass())) {
                                throw new ELException(MessageFactory.get(
                                        "error.mixed", expr));
                            }
                        }
                    }
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            this.varMapper = ((VariableMapperFactory) this.varMapper).create();
        }
    }

    private Node build() throws ELException {
        Node n = createNodeInternal(this.expression);
        this.prepare(n);
        if (n instanceof AstDeferredExpression
                || n instanceof AstDynamicExpression) {
            n = n.jjtGetChild(0);
        }
        return n;
    }
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        }
    }

    public ValueExpression createValueExpression(Class<?> expectedType)
            throws ELException {
        Node n = this.build();
        return new ValueExpressionImpl(this.expression, n, this.fnMapper,
                this.varMapper, expectedType);
    }
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                this.varMapper, expectedType);
    }

    public MethodExpression createMethodExpression(Class<?> expectedReturnType,
            Class<?>[] expectedParamTypes) throws ELException {
        Node n = this.build();
        if (!n.isParametersProvided() && expectedParamTypes == null) {
            throw new NullPointerException(MessageFactory
                    .get("error.method.nullParms"));
        }
        if (n instanceof AstValue || n instanceof AstIdentifier) {
            return new MethodExpressionImpl(expression, n, this.fnMapper,
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Related Classes of org.apache.el.parser.Node

  • org.apache.el.lang.ExpressionBuilder
  • org.apache.el.MethodExpressionImpl
  • org.apache.el.ValueExpressionImpl
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