windows service daemon

Create a windows service, with a watcher that scan a folder and each time it recieve a new document execute the next steps: 1. Find a separator, example: a bar code in a document. 2. Split the document for each separator found. example: One document with 40 sheets: 1. Separator found in Sheets 1, 18 and 35. 2. Windows service needs to create 3 documents: Document1 with 1-18 sheets. Document2 with 18-35 sheets. Document3 with 35-40 sheets. *Number of sheets in a document indeterminate. *Number of separators in a document indeterminate. *separator position indeterminate. *Separator pattern: identify a code with (x)number of characters.