Java XPath Get getString(Node node, XPathExpression expr)

Description

Get a string from an XPath expression.

License

Open Source License

Parameter

Parameter	Description
node	node
expr	XPath expression

Exception

Parameter	Description
XPathExpressionException	an exception

Return

string

Declaration

public static String getString(Node node, XPathExpression expr) throws XPathExpressionException 

Method Source Code

//package com.java2s;
/*//from  w  ww  . j  a  v  a2s  .c om
 * FFNLauncher
 * Copyright (C) 2013 Abel Hoogeveen <http://www.sigmacoders.nl>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/

import javax.xml.xpath.XPathConstants;
import javax.xml.xpath.XPathExpression;
import javax.xml.xpath.XPathExpressionException;

import org.w3c.dom.Node;

public class Main {
    /**
     * Get a string from an XPath expression.
     * 
     * @param node node
     * @param expr XPath expression
     * @return string
     * @throws XPathExpressionException 
     */
    public static String getString(Node node, XPathExpression expr) throws XPathExpressionException {
        return (String) expr.evaluate(node, XPathConstants.STRING);
    }
}

Related

1. getSharedXPath()
2. getSpeficValueFromNode(Node n, String xpathExpr)
3. getStrFromNode(Node xpathnode)
4. getStrFromNode(Node xpathnode)
5. getString(final String xPath, final Object item)
6. getStringByXPath(String xml, String xpathStr)
7. getStringValue(Node node, XPathExpression expression)
8. getStringValue(Object doc, XPathExpression path)
9. getStringValue(String targetDoc, String xpathExp, String encoding)