This application polls a directory and sends new files or their contents to the output channel. The file source provides the contents of a File as a byte array by default. However, this can be customized using the --file.supplier.mode option:
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ref Provides a java.io.File reference
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lines Will split files line-by-line and emit a new message for each line
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contents The default. Provides the contents of a file as a byte array
When using --file.supplier.mode=lines, you can also provide the additional option --file.supplier.withMarkers=true.
If set to true, the underlying FileSplitter will emit additional start-of-file and end-of-file marker messages before and after the actual data.
The payload of these 2 additional marker messages is of type FileSplitter.FileMarker. The option withMarkers defaults to false if not explicitly set.
The file source has the following options: