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public static void main(String[] args) throws Throwable
{
/*
1、未运行程序前,到cmd控制台查看netstat是否有数据库连接
C:\>netstat -np TCP | grep 1521
*/
oracle.jdbc.driver.OracleDriver.class.newInstance();
Connection con = DriverManager.getConnection(
"jdbc:oracle:thin:@192.168.10.10:1521:orcl",
"h2do",
"h2do");
System.in.read();
/*
2、io阻塞,到cmd控制台查看netstat
C:\>netstat -np TCP | grep 1521
TCP 192.168.10.192:63198 192.168.10.10:1521 ESTABLISHED
*/
con.close();
/*
3、程序回车关闭数据库连接,到cmd控制台查看netstat
C:\>netstat -np TCP | grep 1521
TCP 192.168.10.192:63198 192.168.10.10:1521 TIME_WAIT
关闭 socket连接时,主动关闭端进入TIME_WAIT状态,被动关闭端进入CLOSED状态。
*/
}
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原文地址:http://my.oschina.net/h2do/blog/359930