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843854Dec 22 2004 — edited Dec 22 2004public static Connection getConnection3(){
Connection connection = null;
try{
String url = "jdbc:oracle:thin:@192.168.16.23:1521:sm_new";
Class.forName("oracle.jdbc.driver.OracleDriver");
connection = DriverManager.getConnection(url, "sa", "sa");
}catch(Exception e){
e.printStackTrace();
}
return connection;
}
the Errors are:
java.sql.SQLException: Io 异常: Connection refused(DESCRIPTION=(TMP=)(VSNNUM=153092352)(ERR=12505)(ERROR_STACK=(ERROR=(CODE=12505)(EMFI=4))))
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:134)
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:179)
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:333)
at oracle.jdbc.driver.OracleConnection.<init>(OracleConnection.java:404)
at oracle.jdbc.driver.OracleDriver.getConnectionInstance(OracleDriver.java:468)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:314)
at java.sql.DriverManager.getConnection(DriverManager.java:512)
at java.sql.DriverManager.getConnection(DriverManager.java:171)
at kf.view.MmsUnregView.getConnection3(MmsUnregView.java:26)
at kf.view.MmsUnregView.main(MmsUnregView.java:36)