Package net.sf.saxon.functions
Class KeyFn.SubtreeFilter
- java.lang.Object
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- net.sf.saxon.functions.KeyFn.SubtreeFilter
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- All Implemented Interfaces:
ItemMappingFunction
- Enclosing class:
- KeyFn
public static class KeyFn.SubtreeFilter extends java.lang.Object implements ItemMappingFunction
Mapping class to filter nodes that have the origin node as an ancestor-or-self
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Constructor Summary
Constructors Constructor Description SubtreeFilter(NodeInfo origin)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description NodeInfomapItem(Item item)Map one item to another item.
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Constructor Detail
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SubtreeFilter
public SubtreeFilter(NodeInfo origin)
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Method Detail
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mapItem
public NodeInfo mapItem(Item item)
Description copied from interface:ItemMappingFunctionMap one item to another item.- Specified by:
mapItemin interfaceItemMappingFunction- Parameters:
item- The input item to be mapped.- Returns:
- either the output item, or null.
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