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List of Java APIs
There are two types of
Java Programming Language Application Programming Interfaces (APIs):
- the official CORE Java API, contained in the Android (Google), SE (OpenJDK and Oracle), MicroEJ (IS2T). These packages (java.* packages) are the core Java language packages, meaning that programmers using the Java language had to use them in order to make any worthwhile use of the java language.
- optional APIs that can be downloaded separately. The specification of these APIs are defined according to many different organizations in the world (Alljoyn, OSGi, Eclipse, JCP, E-S-R, ... ).