com.greenpepper.shaded.org.dom4j.io.DocumentInputSource Maven / Gradle / Ivy
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/*
* Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
*
* This software is open source.
* See the bottom of this file for the licence.
*/
package com.greenpepper.shaded.org.dom4j.io;
import java.io.IOException;
import java.io.Reader;
import java.io.StringReader;
import java.io.StringWriter;
import com.greenpepper.shaded.org.dom4j.Document;
import org.xml.sax.InputSource;
/**
*
* DocumentInputSource implements a SAX {@link InputSource}for a
* {@link Document}.
*
*
* @author James Strachan
* @version $Revision: 1.8 $
*/
class DocumentInputSource extends InputSource {
/** The document source */
private Document document;
public DocumentInputSource() {
}
public DocumentInputSource(Document document) {
this.document = document;
setSystemId(document.getName());
}
// Properties
// -------------------------------------------------------------------------
/**
* DOCUMENT ME!
*
* @return the document which is being used as the SAX {@link InputSource}
*/
public Document getDocument() {
return document;
}
/**
* Sets the document used as the SAX {@link InputSource}
*
* @param document
* DOCUMENT ME!
*/
public void setDocument(Document document) {
this.document = document;
setSystemId(document.getName());
}
// Overloaded methods
// -------------------------------------------------------------------------
/**
* This method is not supported as this source is always a {@linkDocument}
* instance.
*
* @param characterStream
* DOCUMENT ME!
*
* @throws UnsupportedOperationException
* as this method is unsupported
*/
public void setCharacterStream(Reader characterStream)
throws UnsupportedOperationException {
throw new UnsupportedOperationException();
}
/**
* Note this method is quite inefficent, it turns the in memory XML tree
* object model into a single block of text which can then be read by other
* XML parsers. Should only be used with care.
*
* @return DOCUMENT ME!
*/
public Reader getCharacterStream() {
try {
StringWriter out = new StringWriter();
XMLWriter writer = new XMLWriter(out);
writer.write(document);
writer.flush();
return new StringReader(out.toString());
} catch (final IOException e) {
// this should never really happen
// but for completeness we'll return a Reader
// with the embedded exception inside it
return new Reader() {
public int read(char[] ch, int offset, int length)
throws IOException {
throw e;
}
public void close() throws IOException {
}
};
}
}
}
/*
* Redistribution and use of this software and associated documentation
* ("Software"), with or without modification, are permitted provided that the
* following conditions are met:
*
* 1. Redistributions of source code must retain copyright statements and
* notices. Redistributions must also contain a copy of this document.
*
* 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 name "DOM4J" must not be used to endorse or promote products derived
* from this Software without prior written permission of MetaStuff, Ltd. For
* written permission, please contact [email protected].
*
* 4. Products derived from this Software may not be called "DOM4J" nor may
* "DOM4J" appear in their names without prior written permission of MetaStuff,
* Ltd. DOM4J is a registered trademark of MetaStuff, Ltd.
*
* 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org
*
* THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS ``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 METASTUFF, LTD. OR ITS CONTRIBUTORS 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.
*
* Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
*/