Package org.apache.commons.jexl2

Examples of org.apache.commons.jexl2.DebugInfo

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            return arithmetic.divide(left, right);
        } catch (RuntimeException xrt) {
            if (!strict && xrt instanceof ArithmeticException) {
                return new Double(0.0);
            }
            JexlNode xnode = findNullOperand(xrt, node, left, right);
            throw new JexlException(xnode, "divide error", xrt);
        }
    }
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        /* second objectNode is the variable to iterate */
        Object iterableValue = node.jjtGetChild(1).jjtAccept(this, data);
        // make sure there is a value to iterate on and a statement to execute
        if (iterableValue != null && node.jjtGetNumChildren() >= 3) {
            /* third objectNode is the statement to execute */
            JexlNode statement = node.jjtGetChild(2);
            // get an iterator for the collection/array etc via the
            // introspector.
            Iterator<?> itemsIterator = getUberspect().getIterator(iterableValue, node);
            if (itemsIterator != null) {
                while (itemsIterator.hasNext()) {
                    // set loopVariable to value of iterator
                    Object value = itemsIterator.next();
                    context.set(loopVariable.image, value);
                    // execute statement
                    result = statement.jjtAccept(this, data);
                }
            }
        }
        return result;
    }
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    /** {@inheritDoc} */
    public Object visit(ASTJexlScript node, Object data) {
        int numChildren = node.jjtGetNumChildren();
        Object result = null;
        for (int i = 0; i < numChildren; i++) {
            JexlNode child = node.jjtGetChild(i);
            result = child.jjtAccept(this, data);
        }
        return result;
    }
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            return arithmetic.mod(left, right);
        } catch (RuntimeException xrt) {
            if (!strict && xrt instanceof ArithmeticException) {
                return new Double(0.0);
            }
            JexlNode xnode = findNullOperand(xrt, node, left, right);
            throw new JexlException(xnode, "% error", xrt);
        }
    }
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        Object left = node.jjtGetChild(0).jjtAccept(this, data);
        Object right = node.jjtGetChild(1).jjtAccept(this, data);
        try {
            return arithmetic.multiply(left, right);
        } catch (RuntimeException xrt) {
            JexlNode xnode = findNullOperand(xrt, node, left, right);
            throw new JexlException(xnode, "* error", xrt);
        }
    }
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        Object left = node.jjtGetChild(0).jjtAccept(this, data);
        Object right = node.jjtGetChild(1).jjtAccept(this, data);
        try {
            return arithmetic.equals(left, right) ? Boolean.FALSE : Boolean.TRUE;
        } catch (RuntimeException xrt) {
            JexlNode xnode = findNullOperand(xrt, node, left, right);
            throw new JexlException(xnode, "!= error", xrt);
        }
    }
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        Object result = null;
        StringBuilder variableName = null;
        boolean isVariable = true;
        int v = 0;
        for (int c = 0; c < numChildren; c++) {
            JexlNode theNode = node.jjtGetChild(c);
            // integer literals may be part of an antish var name only if no bean was found so far
            if (result == null && theNode instanceof ASTIntegerLiteral) {
                isVariable &= v > 0;
            } else {
                isVariable &= (theNode instanceof ASTIdentifier);
                result = theNode.jjtAccept(this, result);
            }
            // if we get null back a result, check for an ant variable
            if (result == null && isVariable) {
                if (v == 0) {
                    variableName = new StringBuilder(node.jjtGetChild(0).image);
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        return Boolean.TRUE;
    }

    /** {@inheritDoc} */
    public Object visit(ASTUnaryMinusNode node, Object data) {
        JexlNode valNode = node.jjtGetChild(0);
        Object val = valNode.jjtAccept(this, data);
        if (val instanceof Byte) {
            byte valueAsByte = ((Byte) val).byteValue();
            return Byte.valueOf((byte) -valueAsByte);
        } else if (val instanceof Short) {
            short valueAsShort = ((Short) val).shortValue();
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        }
        // synthetize expr using register
        expr = "#0" + (expr.charAt(0) == '[' ? "" : ".") + expr + ";";
        try {
            parser.ALLOW_REGISTERS = true;
            JexlNode tree = parse(expr, null);
            JexlNode node = tree.jjtGetChild(0);
            Interpreter interpreter = createInterpreter(context);
            // set register
            interpreter.setRegisters(bean);
            return node.jjtAccept(interpreter, null);
        } catch (JexlException xjexl) {
            if (silent) {
                logger.warn(xjexl.getMessage(), xjexl.getCause());
                return null;
            }
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        }
        // synthetize expr using registers
        expr = "#0" + (expr.charAt(0) == '[' ? "" : ".") + expr + "=" + "#1" + ";";
        try {
            parser.ALLOW_REGISTERS = true;
            JexlNode tree = parse(expr, null);
            JexlNode node = tree.jjtGetChild(0);
            Interpreter interpreter = createInterpreter(context);
            // set the registers
            interpreter.setRegisters(bean, value);
            node.jjtAccept(interpreter, null);
        } catch (JexlException xjexl) {
            if (silent) {
                logger.warn(xjexl.getMessage(), xjexl.getCause());
                return;
            }
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