// Copyright 2007, 2008 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.tapestry.internal.hibernate;
import org.apache.tapestry.hibernate.HibernateConfigurer;
import org.apache.tapestry.hibernate.HibernateEntityPackageManager;
import org.apache.tapestry.internal.services.ClassNameLocator;
import org.apache.tapestry.ioc.internal.util.Defense;
import org.hibernate.cfg.AnnotationConfiguration;
import org.hibernate.cfg.Configuration;
/**
* Adds entity classes from a given set of packages to the configuration.
*/
public final class PackageNameHibernateConfigurer implements HibernateConfigurer
{
private final HibernateEntityPackageManager _packageManager;
private final ClassNameLocator _classNameLocator;
public PackageNameHibernateConfigurer(HibernateEntityPackageManager packageManager,
ClassNameLocator classNameLocator)
{
_packageManager = packageManager;
_classNameLocator = classNameLocator;
}
public void configure(Configuration configuration)
{
Defense.cast(configuration, AnnotationConfiguration.class, "configuration");
AnnotationConfiguration cfg = (AnnotationConfiguration) configuration;
ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
for (String packageName : _packageManager.getPackageNames())
{
cfg.addPackage(packageName);
for (String className : _classNameLocator.locateClassNames(packageName))
{
try
{
Class entityClass = contextClassLoader.loadClass(className);
cfg.addAnnotatedClass(entityClass);
}
catch (ClassNotFoundException ex)
{
throw new RuntimeException(ex);
}
}
}
}
}