nl.cloudfarming.client.lib.hsqldb.JavaAssistHelper Maven / Gradle / Ivy

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/**
 * Copyright (C) 2010 Cloudfarming 
 *
 * Licensed under the Eclipse Public License - v 1.0 (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.eclipse.org/legal/epl-v10.html
 *
 * 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 nl.cloudfarming.client.lib.hsqldb;

/**
 * Helper class to set the classloader on the ProxyFactory to the context classloader so entity classes are
 * visible to javassist (and therefore hibernate)
 *
 * @author Timon Veenstra
 */
import javassist.util.proxy.ProxyFactory;
import javassist.util.proxy.ProxyFactory.ClassLoaderProvider;

public class JavaAssistHelper {
    
    private JavaAssistHelper(){}
    
    public static ClassLoaderProvider createJavaAssistClassLoader() {
        ProxyFactory.classLoaderProvider = new ProxyFactory.ClassLoaderProvider() {

            @Override
            public ClassLoader get(ProxyFactory pf) {
                return Thread.currentThread().getContextClassLoader();
            }
        };
        return ProxyFactory.classLoaderProvider;
    }
}