/*
*  Copyright (c) WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
*  WSO2 Inc. licenses this file to you under the Apache License,
*  Version 2.0 (the "License"); you may not use this file except
*  in compliance with the License.
*  You may obtain a copy of the License at
*
*    http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied.  See the License for the
* specific language governing permissions and limitations
* under the License.
*/

package org.wso2.balana.attr.proxy.xacml3;

import org.w3c.dom.Node;
import org.wso2.balana.attr.AttributeProxy;
import org.wso2.balana.attr.AttributeValue;
import org.wso2.balana.attr.xacml3.XPathAttribute;

/**
 * proxy class that is provided mainly for the run-time configuration code to use.
 */
public class XPathAttributeProxy implements AttributeProxy {

    public AttributeValue getInstance(Node root) throws Exception {
        return XPathAttribute.getInstance(root);
    }

    public AttributeValue getInstance(String value, String[] params) throws Exception {
        //only one parameter is needed which is called XPathcategory
        String xPathCategory = null;
        if(params != null){
            xPathCategory = params[0];
        }
        return XPathAttribute.getInstance(value, xPathCategory);    
    }
}
