This Developer's Guide is intended for use by developers and individuals responsible for customizing the Portal Server APIs and creating custom providers and portlets for use with their deployment environment.
Lightweight Directory Access Protocol (LDAP)
Java technology
JavaServer PagesTM (JSP) technology
Hypertext Transfer Protocol (HTTP)
Hypertext Markup Language (HTML)
Extensible Markup Language (XML)
Also, this book assumes that you already know the basics of the SolarisTM Operating Environment and UNIX® command-line utilities and administrative tasks.