org.sakaiproject.metaobj.utils.mvc.impl.MixedBeanWrapper.java Source code

Introduction

Here is the source code for org.sakaiproject.metaobj.utils.mvc.impl.MixedBeanWrapper.java

Source

/**********************************************************************************
 * $URL$
 * $Id$
 ***********************************************************************************
 *
 * Copyright (c) 2004, 2005, 2006, 2008 The Sakai Foundation
 *
 * Licensed under the Educational Community 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.opensource.org/licenses/ECL-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.sakaiproject.metaobj.utils.mvc.impl;

import org.springframework.beans.BeanWrapperImpl;
import org.springframework.beans.BeansException;
import org.springframework.beans.NotWritablePropertyException;

import java.util.Map;

/**
 * Created by IntelliJ IDEA.
 * User: John Ellis
 * Date: Apr 23, 2004
 * Time: 3:14:04 PM
 * To change this template use File | Settings | File Templates.
 */
public class MixedBeanWrapper extends BeanWrapperBase {
    public MixedBeanWrapper() {
    }

    /**
     * Create new BeanWrapperImpl for the given object.
     *
     * @param object object wrapped by this BeanWrapper.
     * @throws org.springframework.beans.BeansException
     *          if the object cannot be wrapped by a BeanWrapper
     */
    public MixedBeanWrapper(Object object) throws BeansException {
        super(object);
    }

    /**
     * Create new BeanWrapperImpl for the given object,
     * registering a nested path that the object is in.
     *
     * @param object     object wrapped by this BeanWrapper.
     * @param nestedPath the nested path of the object
     * @param rootObject the root object at the top of the path
     * @throws org.springframework.beans.BeansException
     *          if the object cannot be wrapped by a BeanWrapper
     */
    public MixedBeanWrapper(Object object, String nestedPath, Object rootObject) throws BeansException {
        super(object, nestedPath, rootObject);
    }

    protected BeanWrapperImpl createNestedWrapper(String parentPath, String nestedProperty) {
        Class type = getPropertyType(nestedProperty);

        if (type == null) {
            throw new NotWritablePropertyException(String.class, nestedProperty);
        }

        if (java.util.Map.class.isAssignableFrom(type)) {
            return new MapWrapper((Map) getPropertyValue(nestedProperty),
                    parentPath + NESTED_PROPERTY_SEPARATOR + nestedProperty, getWrappedInstance());
        } else {
            return super.createNestedWrapper(parentPath, nestedProperty);
        }
    }

    protected BeanWrapperBase constructWrapper(Object propertyValue, String nestedProperty) {
        return new MixedBeanWrapper(propertyValue, nestedProperty, getWrappedInstance());
    }

}