public interface ProcessingFilter
ProcessingStep
instances, based on a list of command-line
arguments.Modifier and Type | Method and Description |
---|---|
ProcessingStep |
createStep(java.util.Iterator argIt)
Creates a new ProcessingStep based on a sequence of command-line
arguments.
|
java.lang.String |
getDescription()
Description for this filter.
|
java.lang.String |
getUsage()
Usage message for this filter.
|
java.lang.String getUsage()
java.lang.String getDescription()
ProcessingStep createStep(java.util.Iterator argIt) throws ArgException
If the argument list is badly-formed as far as this filter is
concerned, an ArgException
should be thrown.
If its usageFrament
is blank, it will be filled in
later using this mode's usage text.
argIt
- iterator over command-line arguments positioned
at the first oneArgException
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