001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     * 
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     * 
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */ 
017    package org.apache.commons.betwixt.digester;
018    
019    import org.apache.commons.betwixt.XMLBeanInfo;
020    import org.apache.commons.logging.Log;
021    import org.apache.commons.logging.LogFactory;
022    import org.xml.sax.Attributes;
023    import org.xml.sax.SAXException;
024    
025    /** <p><code>InfoRule</code> the digester Rule for parsing the info element.</p>
026      *
027      * @author <a href="mailto:jstrachan@apache.org">James Strachan</a>
028      * @version $Revision: 438373 $
029      */
030    public class InfoRule extends RuleSupport {
031    
032        /** Logger */
033        private static final Log log = LogFactory.getLog( InfoRule.class );
034        /** <code>XMLBeanInfo</code> being created */
035        private XMLBeanInfo xmlBeanInfo;
036        
037        /** Base constructor */
038        public InfoRule() {
039        }
040        
041        // Rule interface
042        //-------------------------------------------------------------------------    
043        
044        /**
045         * Process the beginning of this element.
046         *
047         * @param attributes The attribute list of this element
048         * @throws SAXException if the primitiveTypes attribute contains an invalid value
049         */
050        public void begin(String name, String namespace, Attributes attributes) throws SAXException {
051            Class beanClass = getBeanClass();
052            
053            xmlBeanInfo = new XMLBeanInfo( beanClass );
054            
055            String value = attributes.getValue( "primitiveTypes" );
056            if ( value != null ) {
057                if ( value.equalsIgnoreCase( "element" ) ) {
058                    getXMLInfoDigester().setAttributesForPrimitives( false );
059                    
060                } else if ( value.equalsIgnoreCase( "attribute" ) ) {
061                    getXMLInfoDigester().setAttributesForPrimitives( true );
062                    
063                } else {
064                    throw new SAXException(
065                        "Invalid value inside element <info> for attribute 'primitiveTypes'."
066                        + " Value should be 'element' or 'attribute'" );
067                }
068            }
069            
070            getDigester().push(xmlBeanInfo);       
071        }
072    
073    
074        /**
075         * Process the end of this element.
076         */
077        public void end(String name, String namespace) {
078            Object top = getDigester().pop();
079        }
080    }