/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2000-2003 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 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 end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation", "Tapestry"
* must not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache"
* or "Tapestry", nor may "Apache" or "Tapestry" appear in their
* name, without prior written permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``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 THE TAPESTRY CONTRIBUTOR COMMUNITY
* 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.tapestry.parse;
import org.apache.tapestry.IResourceLocation;
import org.apache.tapestry.Tapestry;
import org.apache.tapestry.util.xml.DocumentParseException;
import org.xml.sax.Attributes;
/**
* Rule used to validate the public id of the document, ensuring that
* it is not null, and that it matches an expected value.
*
* @author Howard Lewis Ship
* @version $Id: ValidatePublicIdRule.java,v 1.4 2003/05/28 13:41:44 hlship Exp $
* @since 3.0
*
**/
public class ValidatePublicIdRule extends BaseDocumentRule
{
private String[] _publicIds;
private String _rootElement;
public ValidatePublicIdRule(String[] publicIds, String rootElement)
{
_publicIds = publicIds;
_rootElement = rootElement;
}
public void startDocument(String namespace, String name, Attributes attributes)
throws Exception
{
SpecificationDigester digester = getDigester();
IResourceLocation location = digester.getResourceLocation();
String publicId = digester.getPublicId();
// publicId will never be null because we use a validating parser.
for (int i = 0; i < _publicIds.length; i++)
{
if (_publicIds[i].equals(publicId))
{
if (!name.equals(_rootElement))
throw new DocumentParseException(
Tapestry.format(
"AbstractDocumentParser.incorrect-document-type",
_rootElement,
name),
location);
return;
}
}
throw new DocumentParseException(
Tapestry.format("AbstractDocumentParser.unknown-public-id", location, publicId),
location);
}
}