J2SE Proxy Authentication

Question

We use 2 SIMILAR Microsoft ISA Proxy Server 2003 to connect to internet. Each Proxy has different Login style, as below :

Server-1 : nt-domain\\alan Server-2 : alan@

Answer 1

There are some good libraries that can help you to get over this issue. Proxy Vole (Network proxy auto detection for Java) can will help you to use the same proxy settings as Internet Explorer to authenticate via the proxy.

To provide network connectivity out of the box for you Java application you can use the Proxy - Vole library. It provides some strategies for autodetecting the current proxy settings. There are many configureable strategies to choose from. At the moment Proxy - Vole supports the following proxy detection strategies.

• Read platform settings (Supports: Windows, KDE, Gnome)
• Read browser setting (Supports: Firefox 3.x, Internet Explorer)
• Read environment variables (often used variables on Linux / Unix server systems)
• Auto detection script by using WPAD/PAC (Only some features supported)