/* ========================================================================
* JCommon : a free general purpose class library for the Java(tm) platform
* ========================================================================
*
* (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jcommon/index.html
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ------------------------------
* RenderingHintsReadHandler.java
* ------------------------------
* (C)opyright 2003, 2004, by Thomas Morgner and Contributors.
*
* Original Author: Thomas Morgner;
* Contributor(s): David Gilbert (for Object Refinery Limited);
*
* $Id: RenderingHintsReadHandler.java,v 1.3 2005/10/18 13:33:32 mungady Exp $
*
* Changes
* -------
* 03-Dec-2003 : Initial version
* 11-Feb-2004 : Added missing Javadocs (DG);
*
*/
package org.jfree.xml.parser.coretypes;
import java.awt.RenderingHints;
import java.util.ArrayList;
import org.jfree.xml.parser.AbstractXmlReadHandler;
import org.jfree.xml.parser.XmlReadHandler;
import org.jfree.xml.parser.XmlReaderException;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
/**
* A read handler that can parse the XML element for a {@link RenderingHints} collection.
*/
public class RenderingHintsReadHandler extends AbstractXmlReadHandler {
/** The subhandlers. */
private ArrayList handlers;
/** The rendering hints under construction. */
private RenderingHints renderingHints;
/**
* Creates a new read handler.
*/
public RenderingHintsReadHandler() {
super();
}
/**
* Starts parsing.
*
* @param attrs the attributes.
*
* @throws SAXException never.
*/
protected void startParsing(final Attributes attrs) throws SAXException {
this.handlers = new ArrayList();
}
/**
* Returns the handler for a child element.
*
* @param tagName the tag name.
* @param atts the attributes.
*
* @return the handler.
*
* @throws SAXException if there is a parsing error.
* @throws XmlReaderException if there is a reader error.
*/
protected XmlReadHandler getHandlerForChild(final String tagName, final Attributes atts)
throws XmlReaderException, SAXException {
if (!tagName.equals("entry")) {
throw new SAXException("Expected 'entry' tag.");
}
final XmlReadHandler handler = new RenderingHintValueReadHandler();
this.handlers.add(handler);
return handler;
}
/**
* Done parsing.
*
* @throws SAXException if there is a parsing error.
* @throws XmlReaderException if there is a reader error.
*/
protected void doneParsing() throws SAXException, XmlReaderException {
this.renderingHints = new RenderingHints(null);
for (int i = 0; i < this.handlers.size(); i++) {
final RenderingHintValueReadHandler rh =
(RenderingHintValueReadHandler) this.handlers.get(i);
this.renderingHints.put(rh.getKey(), rh.getValue());
}
}
/**
* Returns the object for this element.
*
* @return the object.
*
* @throws XmlReaderException if there is a parsing error.
*/
public Object getObject() throws XmlReaderException {
return this.renderingHints;
}
}