Data Transformation Engine Type Tree Importers Reference Guide
Chapter 2 - Using the Importer Wizard  Type Library Importer 
Type Tree Importers Reference Guide 
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Type Library Importer 
The Type Library Importer reads the format of COM Components and Methods to 
automatically generate type trees for use with the Mercator COM Automation 
Adapter. 
See the COM Automation Adapter Reference Guide for detailed information of the 
Type Library Importer. 
Type Tree Maker Importer 
The Type Tree Maker Importer is a facility for automatically generating type trees 
from a script containing Type Tree Maker commands (.mts file extension). 
See the Type Tree Maker Reference Guide for detailed information of the Type 
Tree Maker Importer. 
WSDL Importer 
The Web Services Description Language (WSDL) Importer automatically generates 
type trees by parsing WSDL documents. 
WSDL Document Elements 
A WSDL document typically contains the following elements: 
Element Description 
message Message definitions 
types  Type definitions. Normally XML Schema. 
portType  List of operations available for the port. 
binding  Definitions of how operations are bound to transports. 
service  Defines the ports offered by the service. 
WSDL Document Types 
There are two different types of WSDL documents: 
♦  WSDL Service Interface documents 
♦  WSDL Service Implementation documents. 










