spinjar.com.sun.xml.bind.v2.runtime.unmarshaller.ValidatingUnmarshaller Maven / Gradle / Ivy
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2011 Oracle and/or its affiliates. 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_1_1.html
* or packager/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 packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [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.xml.bind.v2.runtime.unmarshaller;
import javax.xml.namespace.NamespaceContext;
import javax.xml.validation.Schema;
import javax.xml.validation.ValidatorHandler;
import com.sun.xml.bind.v2.util.FatalAdapter;
import org.xml.sax.SAXException;
/**
* {@link XmlVisitor} decorator that validates the events by using JAXP validation API.
*
* @author Kohsuke Kawaguchi
*/
final class ValidatingUnmarshaller implements XmlVisitor, XmlVisitor.TextPredictor {
private final XmlVisitor next;
private final ValidatorHandler validator;
private NamespaceContext nsContext = null;
/**
* {@link TextPredictor} of the next {@link XmlVisitor}.
*/
private final TextPredictor predictor;
private char[] buf = new char[256];
/**
* Creates a new instance of ValidatingUnmarshaller.
*/
public ValidatingUnmarshaller( Schema schema, XmlVisitor next ) {
this.validator = schema.newValidatorHandler();
this.next = next;
this.predictor = next.getPredictor();
// if the user bothers to use a validator, make validation errors fatal
// so that it will abort unmarshalling.
validator.setErrorHandler(new FatalAdapter(getContext()));
}
public void startDocument(LocatorEx locator, NamespaceContext nsContext) throws SAXException {
this.nsContext = nsContext;
validator.setDocumentLocator(locator);
validator.startDocument();
next.startDocument(locator,nsContext);
}
public void endDocument() throws SAXException {
this.nsContext = null;
validator.endDocument();
next.endDocument();
}
public void startElement(TagName tagName) throws SAXException {
if(nsContext != null) {
String tagNamePrefix = tagName.getPrefix().intern();
if(tagNamePrefix != "") {
validator.startPrefixMapping(tagNamePrefix, nsContext.getNamespaceURI(tagNamePrefix));
}
}
validator.startElement(tagName.uri,tagName.local,tagName.getQname(),tagName.atts);
next.startElement(tagName);
}
public void endElement(TagName tagName ) throws SAXException {
validator.endElement(tagName.uri,tagName.local,tagName.getQname());
next.endElement(tagName);
}
public void startPrefixMapping(String prefix, String nsUri) throws SAXException {
validator.startPrefixMapping(prefix,nsUri);
next.startPrefixMapping(prefix,nsUri);
}
public void endPrefixMapping(String prefix) throws SAXException {
validator.endPrefixMapping(prefix);
next.endPrefixMapping(prefix);
}
public void text( CharSequence pcdata ) throws SAXException {
int len = pcdata.length();
if(buf.length