001    /*
002        Licensed to the Apache Software Foundation (ASF) under one
003        or more contributor license agreements.  See the NOTICE file
004        distributed with this work for additional information
005        regarding copyright ownership.  The ASF licenses this file
006        to you under the Apache License, Version 2.0 (the
007        "License"); you may not use this file except in compliance
008        with the License.  You may obtain a copy of the License at
009    
010           http://www.apache.org/licenses/LICENSE-2.0
011    
012        Unless required by applicable law or agreed to in writing,
013        software distributed under the License is distributed on an
014        "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015        KIND, either express or implied.  See the License for the
016        specific language governing permissions and limitations
017        under the License.
018     */
019    package org.apache.wiki.render;
020    
021    import org.jdom2.output.Format;
022    import org.jdom2.output.support.AbstractXMLOutputProcessor;
023    import org.jdom2.output.support.FormatStack;
024    
025    import java.io.IOException;
026    import java.io.Writer;
027    
028    /**
029     *  Override added to ensure attribute values including ampersands and quotes still get escaped even if
030     *  disable-output-escaping processing instruction (meant to keep rest of HTML string as-is) set.
031     *
032     *  @since  2.10
033     */
034    public class CustomXMLOutputProcessor extends AbstractXMLOutputProcessor {
035    
036        protected void attributeEscapedEntitiesFilter(final Writer out,
037                                                      final FormatStack fstack, final String value) throws IOException {
038    
039            write(out, Format.escapeAttribute(fstack.getEscapeStrategy(), value));
040    
041        }
042    
043    }