Question

JDBC连接SQL SEVER数据库失败 这个是为什么啊

严重:com.fr.third.org.apache.commons.dbcp.SQLNestedException: Cannot create PoolableConnectionFactory (到主机 的 TCP/IP 连接失败。 java.net.ConnectException: Connection refused: connect)
at java.util.concurrent.FutureTask$Sync.innerGet(Unknown Source)
at java.util.concurrent.FutureTask.get(Unknown Source)
at com.fr.dav.LocalEnv.testConnection(Unknown Source)
at com.fr.data.datapane.connect.DatabaseConnectionPane$1$1.doInBackground(Unknown Source)
at javax.swing.SwingWorker$1.call(Unknown Source)
at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
at java.util.concurrent.FutureTask.run(Unknown Source)
at javax.swing.SwingWorker.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)

Answer 1

看看你的配置有没有完成？http://wenku.baidu.com/view/714fb2e319e8b8f67c1cb9d4.html

Answer 2

连接数据库的账户密码是否正确?

追问

用户名密码绝对对的

Answer 3

到主机 的 TCP/IP 连接失败,而且后面很明显的Connection refused

追问

嗯 就是连接不上 这个应该怎么解决啊