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Every change of files in the folder c:/temp which is matched by the filter ^file1\.xml$ starts a task for the job.
The SCHEDULER_TASK_TRIGGER_FILES environment variable contains the names of all the filtered files in the c:/temp folder at the time when the task was started . This list - it doesn't just contain the name of the file that triggered the embedded script.
The file names are held in the form of a semicolon separated list.
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