Editing Connected Limited Device Configuration (section)

==General APIs==
; <code>[http://java.sun.com/javase/6/docs/api/java/io/package-summary.html java.io]</code>: A streamlined version of the java.io package found in the standard edition for doing Input/Output operations.
; <code>[http://java.sun.com/javase/6/docs/api/java/lang/package-summary.html java.lang]</code>: Contains classes that are essential to the Java language. This package contains standard java types like Integers and Strings as well as basic exceptions, math functions, system functions, threading and security functions.
; <code>[http://java.sun.com/javase/6/docs/api/java/util/package-summary.html java.util]</code>: A streamlined version of the <code>java.util</code> collection library. This package contains the collection classes like [[Euclidean vector|Vector]] and [[Hashtable]]. It also contains calendar and date class.