public class DistinctValuesStreamer extends StreamingAdjunct implements FeedMaker
Constructor and Description |
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DistinctValuesStreamer() |
Modifier and Type | Method and Description |
---|---|
FeedMaker |
getFeedMaker(int arg)
Get a FeedMaker, a factory class that creates a Feed to evaluate this expression
in streaming mode.
|
ItemFeed |
makeItemFeed(WatchManager watchManager,
ItemFeed out,
XPathContext context) |
computeStreamability, emptyAdjunctMap, findConsumingArg, getConfiguration, getDefaultFeedMaker, getExpression, getWatchMaker, makeStreamingAdjunct, setConfiguration, setExpression, toStreamingPattern
public FeedMaker getFeedMaker(int arg)
StreamingAdjunct
getFeedMaker
in class StreamingAdjunct
arg
- identifies the argument with respect to which the expression is to be inverted:
usually 0 to indicate the first argument is the value that is streamed. Argument numbering
is the same as the sequence of arguments/operands returned by the method Expression.operands()
public ItemFeed makeItemFeed(WatchManager watchManager, ItemFeed out, XPathContext context) throws XPathException
makeItemFeed
in interface FeedMaker
XPathException
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