Platform Tools and Proiles
P r o i l e s
This chapter discusses the tools that ship with the Oracle and OpenJDK version of
the Java platform. The tools covered mostly comprise command-line tools, but we
also discuss the GUI tool jvisualvm . If you are using a different version of Java, you
may find similar but different tools as part of your distribution instead.
Later in the chapter, we also discuss Java 8 profiles, which are cut-down installations
of Java that nevertheless satisfy the language and virtual machine specifications.
The command-line tools we cover are the most commonly used tools, and those of
greatest utility—they are not a complete description of every tool that is available. In
particular, tools concerned with CORBA and the server portion of RMI are not cov‐
ered in detail.
In some cases, we need to discuss switches that take filesystem
paths. As elsewhere in the topic, we use Unix conventions for
The tools we discuss are: