i did so many
JDBC eg on my machine till now with same JDBC driver class name and JDBC url now the problem it is not connecting to the db now.
upto driver registered is executing correctly .
while executing am getting :
Exception in
thread "main" java.sql.SQLException: Io exception: The Network Adapter could not establish the connection
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:180)
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:222)
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:335)
at oracle.jdbc.driver.OracleConnection.<init>(OracleConnection.java:361)
at oracle.jdbc.driver.OracleDriver.getConnectionInstance(OracleDriver.ja
va:442)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:321)
at java.sql.DriverManager.getConnection(DriverManager.java:525)
at java.sql.DriverManager.getConnection(DriverManager.java:171)
at App.main(App.java:11)