/*

  * Copyright 2002-2009 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 net.sf.json.util;

 import java.lang.reflect.Field;

 import java.util.Map;

 import net.sf.json.JSONException;

 import net.sf.json.JsonConfig;

 import org.apache.commons.beanutils.PropertyUtils;

 /**

  * Defines a custom setter to be used when setting object values.<br>

  * Specify with JsonConfig.setJsonPropertySetter().

  *

  * @author Gino Miceli <ginomiceli@users.sourceforge.net>

  * @author Andres Almiray <aalmiray@users.sourceforge.net>

  */

 public abstract class PropertySetStrategy {

    public static final PropertySetStrategy DEFAULT = new DefaultPropertySetStrategy();

    public abstract void setProperty( Object bean, String key, Object value ) throws JSONException;

    public void setProperty( Object bean, String key, Object value, JsonConfig jsonConfig ) throws JSONException {

       setProperty( bean, key, value );

    }

    private static final class DefaultPropertySetStrategy extends PropertySetStrategy {

       public void setProperty( Object bean, String key, Object value ) throws JSONException {

          setProperty( bean, key, value, new JsonConfig());

       }

       public void setProperty( Object bean, String key, Object value, JsonConfig jsonConfig ) throws JSONException {

          if( bean instanceof Map ){

             ((Map) bean).put( key, value );

          } else {

             if( !jsonConfig.isIgnorePublicFields() ) {

                try {

                   Field field = bean.getClass().getField( key );

                   if( field != null ) field.set( bean, value );

                } catch( Exception e ){

                   _setProperty( bean, key, value );

                }

             } else {

                _setProperty( bean, key, value );

             }

          }

       }

       private void _setProperty( Object bean, String key, Object value ) {

          try {

             PropertyUtils.setSimpleProperty( bean, key, value );

          } catch( Exception e ) {

             throw new JSONException( e );

          }

       }

    }

 }