Download the OpenSSO Enterprise Client SDK from the following URL:
https://opensso.dev.java.net/public/use/index.html
The OpenSSO Enterprise Client SDK is part of the opensso_enterprise_80.zip distribution, and is present in the samples/opensso-client.zip file within that distribution. See the README files inside the opensso-client.zip file for instructions on installing the OpenSSO Enterprise SDK. The OpenSSO Enterprise API Javadoc is available in the docs/opensso-public-javadocs.jar file.