public class VennExpressionAdjunct extends StreamingAdjunct
|Constructor and Description|
|Modifier and Type||Method and Description|
Get the "sweep" of this expression as defined in the W3C streamability specifications.
Convert this expression to a streaming pattern (a pattern used internally to match nodes during push processing of an event stream)
getConfiguration, getDefaultFeedMaker, getExpression, getFeedMaker, getWatchMaker, setConfiguration, setExpression
public Pattern toStreamingPattern(Configuration config)
public PostureAndSweep computeStreamability(boolean allowExtensions, ContextItemStaticInfo contextInfo, List<String> reasons)
allowExtensions- if false, the definition of "guaranteed streamability" in the W3C specification is used. If true, Saxon extensions are permitted, which make some
reasons- the caller may supply a list, in which case the implementation may add to this
Copyright (c) 2004-2014 Saxonica Limited. All rights reserved.