map the key-values of a source's InputFormat to the final type produced by it
map the key-values of a source's InputFormat to the final type produced by it
Check if the input path exists, and optionally the expected key/value types match those in the file.
Check if the input path exists, and optionally the expected key/value types match those in the file. For efficiency, the type checking will only check one file per dir
configure the source.
configure the source.
the InputFormat specifying the type of input for this source
the InputFormat specifying the type of input for this source
the size in bytes of the data being input by this source
This class can check if the source types are ok, based on the Manifest of the input types