/*******************************************************************************
* Copyright 2010, 2011 bbv Software Services AG, Ueli Kurmann
*
* 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.
*
* Contributors:
* bbv Software Services AG (http://www.bbv.ch), Ueli Kurmann
*******************************************************************************/
package ch.bbv.fsm.impl;
import net.sf.cglib.proxy.Enhancer;
import ch.bbv.fsm.impl.internal.aop.MethodCallInterceptor;
/**
* Static helper methods used to define state machines.
*
* @author Ueli Kurmann (bbv Software Services AG) (bbv Software Services AG)
*/
public class Tool {
public static <T> T any(final Class<T> type) {
return null;
}
/**
* Intercepts a type to simulate delegates.
*
* @param <T>
* @param obj
* @return
*/
@SuppressWarnings("unchecked")
public static <T> T from(final T obj) {
final MethodCallInterceptor interceptor = new MethodCallInterceptor(obj);
final Class<?> clazz = obj.getClass();
final Enhancer enhancer = new Enhancer();
enhancer.setSuperclass(clazz);
enhancer.setCallback(interceptor);
final T instance = (T) enhancer.create();
return instance;
}
/**
* Private constructor to prevent the creation of an instance.
*/
private Tool() {
// empty body
}
}