/*
* $Id: ValidatorConfigProcessor.java,v 1.5.4.1 2009/12/07 23:08:46 rlubke Exp $
*/
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can obtain
* a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
* or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
* Sun designates this particular file as subject to the "Classpath" exception
* as provided by Sun in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the License
* Header, with the fields enclosed by brackets [] replaced by your own
* identifying information: "Portions Copyrighted [year]
* [name of copyright owner]"
*
* Contributor(s):
*
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.faces.config.processor;
import com.sun.faces.config.Verifier;
import com.sun.faces.util.FacesLogger;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import javax.faces.application.Application;
import javax.faces.validator.Validator;
import javax.servlet.ServletContext;
import javax.xml.xpath.XPathExpressionException;
import java.text.MessageFormat;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* <p>
* This <code>ConfigProcessor</code> handles all elements defined under
* <code>/faces-config/valiator</code>.
* </p>
*/
public class ValidatorConfigProcessor extends AbstractConfigProcessor {
private static final Logger LOGGER = FacesLogger.CONFIG.getLogger();
/**
* <p>/faces-config/validator</p>
*/
private static final String VALIDATOR = "validator";
/**
* <p>/faces-config/component/validator-id</p>
*/
private static final String VALIDATOR_ID = "validator-id";
/**
* <p>/faces-config/component/validator-class</p>
*/
private static final String VALIDATOR_CLASS = "validator-class";
// -------------------------------------------- Methods from ConfigProcessor
/**
* @see ConfigProcessor#process(ServletContext,org.w3c.dom.Document[])
*/
public void process(ServletContext sc, Document[] documents)
throws Exception {
for (int i = 0; i < documents.length; i++) {
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.log(Level.FINE,
MessageFormat.format(
"Processing validator elements for document: ''{0}''",
documents[i].getDocumentURI()));
}
String namespace = documents[i].getDocumentElement()
.getNamespaceURI();
NodeList validators = documents[i].getDocumentElement()
.getElementsByTagNameNS(namespace, VALIDATOR);
if (validators != null && validators.getLength() > 0) {
addValidators(validators, namespace);
}
}
invokeNext(sc, documents);
}
// --------------------------------------------------------- Private Methods
private void addValidators(NodeList validators, String namespace)
throws XPathExpressionException {
Application app = getApplication();
Verifier verifier = Verifier.getCurrentInstance();
for (int i = 0, size = validators.getLength(); i < size; i++) {
Node validator = validators.item(i);
NodeList children = ((Element) validator)
.getElementsByTagNameNS(namespace, "*");
String validatorId = null;
String validatorClass = null;
for (int c = 0, csize = children.getLength(); c < csize; c++) {
Node n = children.item(c);
if (n.getNodeType() == Node.ELEMENT_NODE) {
if (VALIDATOR_ID.equals(n.getLocalName())) {
validatorId = getNodeText(n);
} else if (VALIDATOR_CLASS.equals(n.getLocalName())) {
validatorClass = getNodeText(n);
}
}
}
if (validatorId != null && validatorClass != null) {
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.log(Level.FINE,
MessageFormat.format(
"Calling Application.addValidator({0},{1})",
validatorId,
validatorClass));
}
if (verifier != null) {
verifier.validateObject(Verifier.ObjectType.VALIDATOR,
validatorClass,
Validator.class);
}
app.addValidator(validatorId, validatorClass);
}
}
}
}