Mega Code Archive
Read Xml from StreamSource
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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.
*/
import java.io.IOException;
import java.io.StringReader;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.transform.stream.StreamSource;
import org.w3c.dom.Document;
import org.xml.sax.EntityResolver;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
/**
* Few simple utils to read DOM. This is originally from the Jakarta Commons
* Modeler.
*
* @author Costin Manolache
*/
public class Utils {
public static Document readXml(StreamSource is) throws SAXException, IOException,
ParserConfigurationException {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
dbf.setValidating(false);
dbf.setIgnoringComments(false);
dbf.setIgnoringElementContentWhitespace(true);
dbf.setNamespaceAware(true);
// dbf.setCoalescing(true);
// dbf.setExpandEntityReferences(true);
DocumentBuilder db = null;
db = dbf.newDocumentBuilder();
db.setEntityResolver(new NullResolver());
// db.setErrorHandler( new MyErrorHandler());
InputSource is2 = new InputSource();
is2.setSystemId(is.getSystemId());
is2.setByteStream(is.getInputStream());
is2.setCharacterStream(is.getReader());
return db.parse(is2);
}
}
class NullResolver implements EntityResolver {
public InputSource resolveEntity(String publicId, String systemId) throws SAXException,
IOException {
return new InputSource(new StringReader(""));
}
}
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