mysql数据库无法连接(JDBC)java.net.ConnectException: Connection timed out

数据库无法连接(JDBC)
用户名密码正确,但是一直报错:Connection timed out
后来知道了原因:我用的是BAE提供的云mysql数据库,对访问的IP有限制 ,所以在本机上无法连接。
~~~~(>_<)~~~~ 
Communications link failure due to underlying exception: 
 
** BEGIN NESTED EXCEPTION ** 
 
java.net.SocketException
MESSAGE: java.net.ConnectException: Connection timed out: connect
 
STACKTRACE:
 
java.net.SocketException: java.net.ConnectException: Connection timed out: connect
at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:156)
at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:276)
at com.mysql.jdbc.Connection.createNewIO(Connection.java:2641)
at com.mysql.jdbc.Connection.<init>(Connection.java:1531)
at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:266)
at java.sql.DriverManager.getConnection(DriverManager.java:582)
at java.sql.DriverManager.getConnection(DriverManager.java:185)
at com.fei.keyword.util.JDBCUtil.<init>(JDBCUtil.java:36)
at com.fei.keyword.util.JDBCUtil.main(JDBCUtil.java:15)
 
 
** END NESTED EXCEPTION **
 
 
 
Last packet sent to the server was 684 ms ago.
at com.mysql.jdbc.Connection.createNewIO(Connection.java:2707)
at com.mysql.jdbc.Connection.<init>(Connection.java:1531)
at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:266)
at java.sql.DriverManager.getConnection(DriverManager.java:582)
at java.sql.DriverManager.getConnection(DriverManager.java:185)
at com.fei.keyword.util.JDBCUtil.<init>(JDBCUtil.java:36)
at com.fei.keyword.util.JDBCUtil.main(JDBCUtil.java:15)

 

 

 





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