DomainModelMaster.java

/**
 * Copyright 2011 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.bricket.web.master;

import java.io.Serializable;

import org.apache.wicket.model.IModel;
import org.bricket.plugin.genericdomain.domain.DomainObject;
import org.bricket.plugin.genericdomain.web.DomainObjectModel;
import org.springframework.util.Assert;

/**
 * Implementation of IModelMaster for Bricket @see DomainObject. The model is a @see
 * DomainObjectModel based in @see LoadableDetachableModel.
 * 
 * @author Ingo Renner
 * 
 */
public class DomainModelMaster<T extends DomainObject> implements IModelMaster<T>, Serializable {
    private DomainObjectModel<T> iModel;
    private Class<T> classOfModelObject;

    public DomainModelMaster(Class<T> type, Long id) {
        Assert.notNull(type, "type can't be null");
        classOfModelObject = type;
        Assert.notNull(id, "id can't be null");
        iModel = new DomainObjectModel<T>(type, id);
    }

    @SuppressWarnings("unchecked")
    public DomainModelMaster(T domainObject) {
        Assert.notNull(domainObject, "domainObject can't be null");
        Assert.notNull(domainObject.getId(), "id can't be null");
        classOfModelObject = (Class<T>) domainObject.getClass();
        iModel = new DomainObjectModel<T>(domainObject);
    }

    @Override
    public IModel<T> getIModel() {
        return iModel;
    }

    @Override
    public Class<T> getClassOfModelObject() {
        return classOfModelObject;
    }
}