我运行tomcat也出现异常,如下:
[ERROR] 2004-09-02 16:18:04 net.sf.hibernate.util.JDBCExceptionReporter - Unable
to connect to any hosts due to exception: java.net.ConnectException: Connection
refused: connect
[ERROR] 2004-09-02 16:18:04 net.sf.hibernate.util.JDBCExceptionReporter - Cannot
open connection
java.sql.SQLException: Unable to connect to any hosts due to exception: java.net
.ConnectException: Connection refused: connect
at com.mysql.jdbc.Connection.createNewIO(Connection.java:1690)
at com.mysql.jdbc.Connection.<init>(Connection.java:427)
at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java
:395)