public class AggregatingUDFFinder extends java.lang.Object implements UDFFinder
Modifier and Type | Field and Description |
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static UDFFinder |
DEFAULT
Default UDFFinder implementation
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Constructor and Description |
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AggregatingUDFFinder(UDFFinder... usedToolPacks) |
Modifier and Type | Method and Description |
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void |
add(UDFFinder toolPack)
Add a new toolpack
|
FreeRefFunction |
findFunction(java.lang.String name)
Returns executor by specified name.
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public static final UDFFinder DEFAULT
public AggregatingUDFFinder(UDFFinder... usedToolPacks)
public FreeRefFunction findFunction(java.lang.String name)
null
if
function isn't contained by any registered tool pack.findFunction
in interface UDFFinder
name
- Name of function.null
if not foundpublic void add(UDFFinder toolPack)
toolPack
- the UDF toolpack to addCopyright 2018 The Apache Software Foundation or its licensors, as applicable.