Apache AXIS Technology
Put simply, Axis is all about processing Messages. When the central Axis processing logic runs, a series of Handlers are each invoked in order. The object which is passed to each Handler invocation is a MessageContext. A MessageContext is a structure which contains several important parts:
- a "request" message
- a "response" message
- a bag of properties.
Such message path is shown below:
Handlers and Chains
AXIS allows the developer of applications to write own Handlers. The composition of Handlers, called Chain is introduced to simplify the management of Handlers.
by Simon Zambrovski