om.XmlWriter.createPipeWriter

Creates an om.SaxDocumentHandler object writing to a pipe created for a process.

Syntax

om.XmlWriter.createPipeWriter(
   command STRING )
  RETURNING result om.SaxDocumentHandler

command is the command to be executed.

Usage

The om.XmlWriter.createPipeWriter() class method creates an om.SaxDocumentHandler object that will write to a pipe created for the specified command. XML data will be send through the pipe when using the om.SaxDocumentHandler methods.

If the process or pipe cannot be created, the method returns NULL.

Example

DEFINE w om.SaxDocumentHandler
...
LET w = om.XmlWriter.createPipeWriter("sort -u")
IF w IS NULL THEN
   ERROR "Could not create process."
   EXIT PROGRAM 1
END IF