Examples with Expression org.apache.commons.jxpath.ri.compiler.Expression used on opensource projects

Example 6 with Expression

use of org.apache.commons.jxpath.ri.compiler.Expression in project collect by openforis.

the class ReferencedPathEvaluator method determineReferencedPaths.

private Set<String> determineReferencedPaths(Operation operation) {
    Set<String> paths = new HashSet<String>();
    if (operation instanceof ModelExtensionFunction) {
        ModelExtensionFunction modelExtensionFunction = (ModelExtensionFunction) operation;
        Set<String> pathsReferencedByFunction = determineReferencedPaths(modelExtensionFunction);
        paths.addAll(pathsReferencedByFunction);
    }
    Expression[] arguments = operation.getArguments();
    boolean hasArguments = arguments != null && arguments.length > 0;
    if (hasArguments) {
        for (Expression arg : arguments) {
            paths.addAll(determineReferencedPaths(arg));
        }
    }
    return paths;
}

Example 7 with Expression

use of org.apache.commons.jxpath.ri.compiler.Expression in project collect by openforis.

the class ModelJXPathCompiledExpression method validateOperations.

private ExpressionValidationResult validateOperations(OperationVaildator operationValidator) {
    Deque<Expression> stack = new LinkedList<Expression>();
    stack.push(getExpression());
    while (!stack.isEmpty()) {
        Expression expression = stack.pop();
        if (expression instanceof Operation) {
            Operation op = (Operation) expression;
            ExpressionValidationResult result = operationValidator.validate(op);
            if (result.isError()) {
                return result;
            } else {
                Expression[] args = op.getArguments();
                if (args != null) {
                    stack.addAll(Arrays.asList(args));
                }
            }
        }
    }
    return new ExpressionValidationResult();
}