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Hitachi Vantara Lumada and Pentaho Documentation

File Exists

The File exists step verifies the existence of a file by checking filenames coming from previous steps, and adds a Boolean flag field to the input fields of the output.


The following fields are available to this transformation step:

Field Description
Step name Specify the unique name of the File exists transformation step on the canvas. You can customize the name or leave it as the default. 
Filename field  Specify the input field that will contain the filename at runtime.
Result fieldname  Specify the name of the field that will contain the Boolean (Y/N) flag. 
Add filename to Select to add the filename to the list of filenames that can be used in the next job entry. 
Include file type  Select to include the file type in the field. 
File type field Specify the name of the field that contains the file type as a String (for example, "file", "folder", or "imaginary").

To view a sample transformation in the PDI client, open the Pentaho/design-tools/data-integration/samples/transformations/File exists – VFS example.ktr sample file.