/*
* Copyright 2001-2004 (C) MetaStuff, Ltd. All Rights Reserved.
*
* This software is open source.
* See the bottom of this file for the licence.
*
* $Id: SAXValidatorDemo.java,v 1.4 2005/01/29 14:53:14 maartenc Exp $
*/
package org.dom4j.samples.validate;
import org.dom4j.samples.AbstractDemo;
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.DocumentType;
import org.dom4j.Element;
import org.dom4j.io.OutputFormat;
import org.dom4j.io.SAXReader;
import org.dom4j.io.SAXValidator;
import org.dom4j.io.XMLWriter;
import org.dom4j.util.XMLErrorHandler;
import org.xml.sax.SAXException;
/**
* A sample program demonstrating the use of validation using SAXValidator
*
* @author <a href="mailto:jstrachan@apache.org">James Strachan </a>
* @version $Revision: 1.4 $
*/
public class SAXValidatorDemo extends AbstractDemo {
public static void main(String[] args) {
run(new SAXValidatorDemo(), args);
}
public SAXValidatorDemo() {
}
public void run(String[] args) throws Exception {
if (args.length < 1) {
printUsage("<xmlFileNameOrURL> <onParse>");
}
String fileName = args[0];
boolean validateOnParse = false;
if (args.length > 1) {
String boolText = args[1];
if (boolText.equalsIgnoreCase("true")) {
validateOnParse = true;
}
}
validate(fileName, validateOnParse);
}
protected void validate(String url, boolean validateOnParse)
throws Exception {
println("Parsing: " + url + " with validation mode: " + validateOnParse);
XMLErrorHandler errorHandler = new XMLErrorHandler();
if (validateOnParse) {
// validate as we parse
SAXReader reader = new SAXReader(true);
reader.setErrorHandler(errorHandler);
try {
Document document = reader.read(url);
println("Document: " + url + " is valid!");
} catch (DocumentException e) {
println("Document: " + url + " is not valid");
println("Exception: " + e);
}
} else {
// parse without validating, then do that later
SAXReader reader = new SAXReader();
Document document = reader.read(url);
println("Document URI: " + document.getName());
// now lets set a doc type if one isn't set
DocumentType docType = document.getDocType();
if (docType == null) {
println("Adding an NITF doc type");
document.addDocType("nitf", null, "nitf.dtd");
}
// now lets validate
try {
SAXValidator validator = new SAXValidator();
validator.setErrorHandler(errorHandler);
validator.validate(document);
println("Document: " + url + " is valid!");
} catch (SAXException e) {
println("Document: " + url + " is not valid");
println("Exception: " + e);
}
}
// now lets output any errors as XML
Element errors = errorHandler.getErrors();
if (errors.hasContent()) {
XMLWriter writer = new XMLWriter(OutputFormat.createPrettyPrint());
writer.write(errors);
}
}
}
/*
* Redistribution and use of this software and associated documentation
* ("Software"), with or without modification, are permitted provided that the
* following conditions are met:
*
* 1. Redistributions of source code must retain copyright statements and
* notices. Redistributions must also contain a copy of this document.
*
* 2. 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.
*
* 3. The name "DOM4J" must not be used to endorse or promote products derived
* from this Software without prior written permission of MetaStuff, Ltd. For
* written permission, please contact dom4j-info@metastuff.com.
*
* 4. Products derived from this Software may not be called "DOM4J" nor may
* "DOM4J" appear in their names without prior written permission of MetaStuff,
* Ltd. DOM4J is a registered trademark of MetaStuff, Ltd.
*
* 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org
*
* THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESSED 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 METASTUFF, LTD. OR ITS CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 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 LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* Copyright 2001-2004 (C) MetaStuff, Ltd. All Rights Reserved.
*
* $Id: SAXValidatorDemo.java,v 1.4 2005/01/29 14:53:14 maartenc Exp $
*/