This text file contains sample code fragments from: Chapter 21 - Transformation Patterns Book - SOA Design Patterns Series - Prentice Hall Service-Oriented Computing Series from Thomas Erl Site - www.soabooks.com Alleywood Lumber Company 128 Wood Avenue Chicago 42 Forest Street Chicago Special Paper Example 21.2 - The beginning of a Tri-Fold purchase order document that corresponds to the schema from Example 21.1.