sqladapaterinterceptor.java

《j2ee开发全程实录》随书源码

package com.cownew.PIS.framework.common.multisql;

import java.io.Serializable;
import java.lang.reflect.Method;

import net.sf.cglib.proxy.MethodInterceptor;
import net.sf.cglib.proxy.MethodProxy;

public class SQLAdapaterInterceptor implements MethodInterceptor,
		Serializable
{

	public Object intercept(Object obj, Method method, Object[] args,
			MethodProxy proxy) throws Throwable
	{
		String name = method.getName();

		//如果autoIncGetColumn返回不为null,则LDBC就要通过JDBC来取得数据表的MetaData,
		//因此就需要一个Connection,所以我们就拦截此调用,直接返回null
		if (name.equals("autoIncGetColumn"))
		{
			return null;
		}

		return proxy.invokeSuper(obj, args);
	}

}