Switch to the Broker Application Development perspective.
Launch the wizard: click File > New > Other.... The New window opens.
Expand Message Flow Node Development and
select Message Flow Plug-in Node. Click Next. The New Message Flow Plug-in Node window
opens.
Select the parent folder for the node from the list of names that
are displayed. This folder is the project that you have created
to contain this node.
Specify a file name for the node. The file name must be the name
of the node, excluding the Node at the end. For example,
if you have created a node called BasicNode, the file name
must be Basic.
Click Finish. A .msgnode file
for the new node is created and is added to the project in the Broker Development
view. The .msgnode file is opened in the message node
editor.