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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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
*
* 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 ui;
import org.apache.xerces.parsers.DOMParser;
import org.apache.xerces.util.EncodingMap;
import org.apache.xerces.xni.Augmentations;
import org.apache.xerces.xni.XMLResourceIdentifier;
import org.apache.xerces.xni.XNIException;
/**
* The DOMParserSaveEncoding class extends DOMParser. It also provides
* the Java Encoding of the XML document by overriding the startDocument method
* and providing a way to capture the MIME encoding from the XML document which
* in turn is converted to the Java Encoding by the internal MIME2Java class.
*
*/
public class DOMParserSaveEncoding extends DOMParser {
String _mimeEncoding = "UTF-8";//Default MIME so we check the file.encoding
private void setMimeEncoding( String encoding ) {
_mimeEncoding = encoding;
}
private String getMimeEncoding() {
return(_mimeEncoding);
}
public String getJavaEncoding() {
String javaEncoding = null;
String mimeEncoding = getMimeEncoding();
if (mimeEncoding != null) {
if (mimeEncoding.equals( "DEFAULT" ))
javaEncoding = "UTF8";
else if (mimeEncoding.equalsIgnoreCase( "UTF-16" ))
javaEncoding = "Unicode";
else
javaEncoding = EncodingMap.getIANA2JavaMapping( mimeEncoding );
}
if(javaEncoding == null) // Should never return null
javaEncoding = "UTF8";
return(javaEncoding);
}
public void startGeneralEntity(String name,
XMLResourceIdentifier identifier,
String encoding, Augmentations augs) throws XNIException {
if( encoding != null){
setMimeEncoding( encoding);
}
super.startGeneralEntity(name, identifier, encoding, augs);
}
}
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