File APIs for Java Developers
Manipulate DOC, XLS, PPT, PDF and many others from your application.
The moose likes JSP and the fly likes Database Connection problem.Help Please Big Moose Saloon
  Search | Java FAQ | Recent Topics | Flagged Topics | Hot Topics | Zero Replies
Register / Login

Win a copy of Java Interview Guide this week in the Jobs Discussion forum!
JavaRanch » Java Forums » Java » JSP
Bookmark "Database Connection problem.Help Please" Watch "Database Connection problem.Help Please" New topic

Database Connection problem.Help Please

Ramesh Lakshmanan

Joined: Oct 14, 2002
Posts: 21
Hi All,
Can anyone show an Light for me , why am i getting the Following Error while trying to connect to the Oracle Database via Oracle Driver.
Error : Io exception: Connection refused(DESCRIPTION=(TMP=)(VSNNUM=135294976)(ERR=12505)(ERROR_STACK=(ERROR=(CODE=12505)(EMFI=4))))

My class:

public class InfoCtrDbConnector
Connection connection=null;
private Stringdbname="";
private Stringusername="";
private Stringpassword="";
* Contructor for the Class.Database URL , Database name and password
* are retrived from the Property file using Property Manager class.
* @param NonParamterezed constructor

public InfoCtrDbConnector() throws Exception
this.dbname = "";this.username = "xxxx"; this.password = "xxxx"; }
* getConnection function returns the connection object.Connection object is
* retrived using the Driver Managers getConnection method by passing the
* DB URL,DB name and DB Password.
* @param Empty Paramter
* @return Connection-Returns the Connection object.
public Connection getConnection() throws Exception
DriverManager.registerDriver(new oracle.jdbc.driver.OracleDriver());
this.connection=DriverManager.getConnection("jdbc racle:thin:@"+dbname,
return this.connection;

* closeConnection function is used to close the Currenet Datbase Connection
* Object.
* @param Connection Object Paramter
* @return Returns the Connection object.
public void closeConnection(Connection connection) throws Exception

SCJP1.2,SCWCD<br />SAP/J2EE Consultant<p><br />"Plan for the Work and Work for the Plan."
amanda wu

Joined: Mar 16, 2003
Posts: 25
conn = DriverManager.getConnection(dbURL,username,password);
these two lines works for me
I agree. Here's the link:
subject: Database Connection problem.Help Please
It's not a secret anymore!