/*

  * Copyright 2002-2004 The Apache Software Foundation

  *

  * 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.apache.commons.clazz.reflect.standard;

 import java.lang.reflect.Method;

 import java.util.HashMap;

 import java.util.Iterator;

 import java.util.Map;

 import org.apache.commons.clazz.reflect.ReflectedClazz;

 import org.apache.commons.clazz.reflect.common.*;

 /**

  * A ReflectedPropertyIntrospector that discovers list (aka indexed) properties.

  * 

  * @author <a href="mailto:dmitri@apache.org">Dmitri Plotnikov</a>

  * @version $Id: StandardReflectedListPropertyIntrospector.java 155436 2005-02-26 13:17:48Z dirkv $

  */

 public class StandardReflectedListPropertyIntrospector

     extends ReflectedListPropertyIntrospectorSupport 

 {

     public void introspectProperties(

             ReflectedClazz clazz,

             Class javaClass,

             Map parseResultMap)

     {

         HashMap parseResultMapSingular = new HashMap();

         Method methods[] = javaClass.getMethods();

         ReflectedListPropertyParseResults parseResults;

         AccessorMethodParseResults results;

         for (int i = 0; i < methods.length; i++) {

             Method method = methods[i];

             results = getReadAccessMethodParser().parse(method);

             if (results != null) {

                 parseResults =

                     getParseResults(

                         clazz,

                         parseResultMap,

                         results.getPropertyName());

                 parseResults.setReadMethodParseResults(results);

                 continue;

             }

             results = getWriteAccessMethodParser().parse(method);

             if (results != null) {

                 parseResults =

                     getParseResults(

                         clazz,

                         parseResultMap,

                         results.getPropertyName());

                 parseResults.setWriteMethodParseResults(results);

                 continue;

             }

             results = getGetAccessMethodParser().parse(method);

             if (results != null) {

                 parseResults =

                     getParseResults(

                         clazz,

                         parseResultMapSingular,

                         results.getPropertyName());

                 parseResults.setGetMethodParseResults(results);

                 continue;

             }

             results = getSetAccessMethodParser().parse(method);

             if (results != null) {

                 parseResults =

                     getParseResults(

                         clazz,

                         parseResultMapSingular,

                         results.getPropertyName());

                 parseResults.setSetMethodParseResults(results);

                 continue;

             }            

         }

         Iterator iter = parseResultMap.entrySet().iterator();

         while (iter.hasNext()) {

             Map.Entry entry = (Map.Entry) iter.next();

             ReflectedListPropertyParseResults result = 

                 (ReflectedListPropertyParseResults) entry.getValue();

             Class propertyType = result.getPropertyType();

             Class componentType = result.getContentType();

             if (propertyType != null

                 && (!propertyType.isArray()

                     || (componentType != null

                         && propertyType.getComponentType() != componentType))) {

                 iter.remove(); // @todo verify that this actually works

             }

         }

         mergeSingularMethods(parseResultMap, parseResultMapSingular);

     }

     /**

      * With the standard JavaBean indexed properties the plural form is the same

      * as the singular form.

      */

     protected boolean isCorrectPluralForm(String singular, String plural) {

         return singular.equals(plural);

     }    

 }