/**
 * 
 */
package com.lily.dap.dao.hibernate;

import java.sql.ResultSet;
import java.sql.SQLException;

import com.lily.dap.dao.TransitionCallback;

/**
 * 缺省的數據轉換回調實現，通過構造方法傳入需要生成的對象類
 * 
 * @author zouxuemo
 *
 */
public class DefaultTransitionCallbackImpl implements TransitionCallback {
	private Class targetClass = null;
	
	private DefaultTransitionCallbackImpl() {
	}
	
	public DefaultTransitionCallbackImpl(Class targetClass) {
		this.targetClass = targetClass;
	}

	/* (non-Javadoc)
	 * @see com.lily.dap.dao.TransitionCallback#transition(java.sql.ResultSet)
	 */
	public Object transition(ResultSet rs) throws SQLException {
		Object obj = null;
		try {
			obj = targetClass.newInstance();
		} catch (InstantiationException e) {
			throw new RuntimeException(e);
		} catch (IllegalAccessException e) {
			throw new RuntimeException(e);
		}
		
		return obj;
	}

}