What are optional packages and how are they used? When the Java 2[tm]
platform, Micro Edition (J2ME) was first introduced, only one
configuration and one profile had been defined. Today, there are
nearly forty J2ME-related specifications at various stages in the Java
Community Process. Many of these specifications define optional
packages instead of configurations or profiles. Eric Giguere, a
software developer for iAnywhere Solutions, a subsidiary of Sybase,
discusses optional packages in an article for java.sun.com.

To read the article, please visit:
wireless.java.sun.com/midp/articles/optional/