/*
* Copyright 2002-2007 the original author or authors.
*
* Licensed 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 org.springmodules.lucene.index.document.handler.object;
import java.lang.reflect.Method;
import java.util.Map;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
/**
* Implementation of the DocumentHandler interface based on the reflection in
* order to determine the fields to index.
*
* @author Thierry Templier
*/
public class ReflectiveDocumentHandler extends AbstractObjectDocumentHandler {
protected Document doGetDocument(Map description, Object object) throws Exception {
Class clazz=object.getClass();
Method[] methods=clazz.getDeclaredMethods();
Document document = new Document();
for(int cpt=0;cpt<methods.length;cpt++) {
String name = methods[cpt].getName();
if( name.startsWith(PREFIX_ACCESSOR) ) {
String fieldName = constructFieldName(name);
Object value = methods[cpt].invoke(object,new Object[] {});
document.add(new Field(fieldName, String.valueOf(value), Field.Store.YES, Field.Index.TOKENIZED));
}
}
return document;
}
public boolean supports(Class clazz) {
return true;
}
}