Java XML Validate validateXMLFile(String filename, String schemaFile)

Description

Validate the contents of a file against an XML Schema.

License

BSD License

Parameter

Parameter	Description
filename	file with XML content to be validated
schemaFile	XML Schema file

Exception

Parameter	Description
ParserConfigurationException	an exception
SAXException	an exception
IOException	an exception

Declaration

public static void validateXMLFile(String filename, String schemaFile)
        throws ParserConfigurationException, SAXException, IOException 

Method Source Code

//package com.java2s;
/****************************************************************************\ 
 *                                                                            *
 *  SNEE (Sensor NEtwork Engine)                                              *
 *  http://code.google.com/p/snee                                             *
 *  Release 1.0, 24 May 2009, under New BSD License.                          *
 *                                                                            *
 *  Copyright (c) 2009, University of Manchester                              *
 *  All rights reserved.                                                      *
 *                                                                            *
 *  Redistribution and use in source and binary forms, with or without        *
 *  modification, are permitted provided that the following conditions are    *
 *  met: Redistributions of source code must retain the above copyright       *
 *  notice, this list of conditions and the following disclaimer.             *
 *  Redistributions in binary form must reproduce the above copyright notice, *
 *  this list of conditions and the following disclaimer in the documentation *
 *  and/or other materials provided with the distribution.                    *
 *  Neither the name of the University of Manchester nor the names of its     *
 *  contributors may be used to endorse or promote products derived from this *
 *  software without specific prior written permission.                       *
 *                                                                            *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS   *
 *  IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, *
 *  THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR    *
 *  PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR          *
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 *  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,       *
 *  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR        *
 *  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF    *
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 *  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.              *
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\****************************************************************************/

import java.io.File;

import java.io.IOException;

import javax.xml.XMLConstants;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.transform.dom.DOMSource;
import javax.xml.validation.Schema;
import javax.xml.validation.SchemaFactory;
import javax.xml.validation.Validator;

import org.w3c.dom.Document;

import org.xml.sax.SAXException;

public class Main {
    /**// ww w  . j a  v a  2s. c  om
     * Validate the contents of a file against an XML Schema.
     * @param filename file with XML content to be validated
     * @param schemaFile XML Schema file
     * @throws ParserConfigurationException
     * @throws SAXException
     * @throws IOException
     */
    //TODO: make this throw a UtilsException
    public static void validateXMLFile(String filename, String schemaFile)
            throws ParserConfigurationException, SAXException, IOException {
        //First validate the XML file according to XML schema file
        // Parse an XML document into a DOM tree.
        DocumentBuilder parser = DocumentBuilderFactory.newInstance().newDocumentBuilder();
        Document document = parser.parse(new File(filename));
        // Create a SchemaFactory capable of understanding WXS schemas.
        SchemaFactory schemaFactory = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
        Schema schema = schemaFactory.newSchema(new File(schemaFile));
        // Create a Validator object, which can be used to validate
        // an instance document.
        Validator validator = schema.newValidator();
        // Validate the DOM tree.
        validator.validate(new DOMSource(document));
    }
}

Related

1. validateXml(final Schema schema, final byte[] xmlBytes)
2. validateXml(InputStream xml, InputStream xsd)
3. validateXML(String schemaPath, String xmlPath)
4. validateXML(String xml, String schemaURI, DefaultHandler handler)
5. validateXmlOnSchema(File xmlSchema, Source sourceXml)