public static class Multipart
extends java.lang.Object
Multipart also acts as the base class for the content object returned by most Multipart DataContentHandlers. For example, invoking getContent() on a DataHandler whose source is a "multipart/signed" data source may return an appropriate subclass of Multipart.
Some messaging systems provide different subtypes of Multiparts. For example, MIME specifies a set of subtypes that include "alternative", "mixed", "related", "parallel", "signed", etc.
Multipart is an abstract class. Subclasses provide actual implementations.