| /************************************************************************ |
| * |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER |
| * |
| * Copyright 2008, 2010 Oracle and/or its affiliates. All rights reserved. |
| * |
| * Use is subject to license terms. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy |
| * of the License at http://www.apache.org/licenses/LICENSE-2.0. You can also |
| * obtain a copy of the License at http://odftoolkit.org/docs/license.txt |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ************************************************************************/ |
| |
| package org.odftoolkit.odfvalidator; |
| |
| import org.xml.sax.Attributes; |
| import org.xml.sax.SAXException; |
| import org.xml.sax.helpers.AttributesImpl; |
| import org.xml.sax.helpers.XMLFilterImpl; |
| |
| abstract class NamespaceFilter extends XMLFilterImpl { |
| |
| private boolean m_bFilterNamespaceUri = false; |
| |
| /** Creates a new instance of NamespaceFilter */ |
| NamespaceFilter() { |
| } |
| |
| abstract String adaptNamespaceUri(String aUri, String aPrefix); |
| abstract void namespaceUriAdapted(String aUri, String aNewUri); |
| |
| |
| public void endElement(String aUri, String aLocalName, String aQName) throws SAXException { |
| if (m_bFilterNamespaceUri) |
| { |
| String aNewUri = adaptNamespaceUri( aUri , aQName ); |
| |
| if( aNewUri != null ) |
| aUri = aNewUri; |
| } |
| |
| super.endElement(aUri, aLocalName, aQName); |
| } |
| |
| |
| public void startElement(String aUri, String aLocalName, String aQName, Attributes aAtts) throws SAXException { |
| if (m_bFilterNamespaceUri) |
| { |
| String aNewUri = adaptNamespaceUri( aUri , aQName); |
| |
| if( aNewUri != null ) |
| aUri = aNewUri; |
| |
| Attributes aOldAtts = aAtts; |
| AttributesImpl aNewAtts = null; |
| for (int i = 0; i < aOldAtts.getLength(); ++i) |
| { |
| aNewUri = adaptNamespaceUri( aOldAtts.getURI(i) , aQName); |
| if (aNewUri != null) |
| { |
| if (aNewAtts == null) |
| { |
| aNewAtts = new AttributesImpl(aOldAtts); |
| aAtts = aNewAtts; |
| } |
| aNewAtts.setURI(i,aNewUri); |
| } |
| } |
| } |
| super.startElement(aUri, aLocalName, aQName, aAtts); |
| } |
| |
| |
| |
| public void startPrefixMapping(String aPrefix, String aUri) throws SAXException { |
| String aNewUri = adaptNamespaceUri( aUri, aPrefix); |
| if (aNewUri != null) |
| { |
| m_bFilterNamespaceUri = true; |
| namespaceUriAdapted( aUri, aNewUri ); |
| } |
| super.startPrefixMapping(aPrefix, aUri); |
| } |
| |
| } |