摘要：
package com.tools; import java.io.IOException;import java.io.InputStream;import java.sql.SQLException;import java.util.Properties; import com.mysql.jd 阅读全文
摘要：
@Test public void test() throws ClassNotFoundException { Tools tools=new Tools(); Student student=new Student(007, "tegong", "yantaibaifen"); String s 阅读全文