New JDBC driver for oracle11g

Previously, Oracle9i was used. The project needs to use the 11G environment of the customer. The original ProgramThe database cannot be connected correctly in the user environment. Therefore, I used the built-in 11g driver ojdbc5.jar (JDK version 5 and 6.
The Internet has changed many circles, but it has not been a result. After a few twists and turns, I finally want to see readme.txt. That sweat, readme is the first teacher of our teachers, but we often ignore the network dependency.
The new driver is used, and the thin connection URL must be written
JDBC: oracle: thin: @ // 10.0.0.1: 1521/SERVICE_NAME
In the form of slashes, a lot of detours are taken. Please read more help documents.