    001// Copyright 2007, 2008, 2010, 2011 The Apache Software Foundation
    002//
    003// Licensed under the Apache License, Version 2.0 (the "License");
    004// you may not use this file except in compliance with the License.
    005// You may obtain a copy of the License at
    006//
    007// http://www.apache.org/licenses/LICENSE-2.0
    008//
    009// Unless required by applicable law or agreed to in writing, software
    010// distributed under the License is distributed on an "AS IS" BASIS,
    011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    012// See the License for the specific language governing permissions and
    013// limitations under the License.
    014
    015package org.apache.tapestry5.hibernate.internal;
    016
    017import org.apache.tapestry5.hibernate.HibernateConfigurer;
    018import org.apache.tapestry5.hibernate.HibernateEntityPackageManager;
    019import org.apache.tapestry5.ioc.services.ClassNameLocator;
    020import org.hibernate.cfg.Configuration;
    021
    022/**
    023 * Adds entity classes from a given set of packages to the configuration.
    024 */
    025public final class PackageNameHibernateConfigurer implements HibernateConfigurer
    026{
    027    private final HibernateEntityPackageManager packageManager;
    028
    029    private final ClassNameLocator classNameLocator;
    030
    031    public PackageNameHibernateConfigurer(HibernateEntityPackageManager packageManager,
    032            ClassNameLocator classNameLocator)
    033    {
    034        this.packageManager = packageManager;
    035        this.classNameLocator = classNameLocator;
    036    }
    037
    038    @Override
    039    public void configure(Configuration configuration)
    040    {
    041        ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
    042
    043        for (String packageName : packageManager.getPackageNames())
    044        {
    045            configuration.addPackage(packageName);
    046
    047            for (String className : classNameLocator.locateClassNames(packageName))
    048            {
    049                try
    050                {
    051                    Class entityClass = contextClassLoader.loadClass(className);
    052
    053                    configuration.addAnnotatedClass(entityClass);
    054                }
    055                catch (ClassNotFoundException ex)
    056                {
    057                    throw new RuntimeException(ex);
    058                }
    059            }
    060        }
    061    }
    062}