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org.apache.poi.ss.formula.udf
Class AggregatingUDFFinder

java.lang.Object
  extended by org.apache.poi.ss.formula.udf.AggregatingUDFFinder
All Implemented Interfaces:
UDFFinder
Direct Known Subclasses:
IndexedUDFFinder
public class AggregatingUDFFinder
extends java.lang.Object
implements UDFFinder

Collects add-in libraries and VB macro functions together into one UDF finder

Field Summary
static UDFFinder DEFAULT
          Default UDFFinder implementation
 
Constructor Summary
AggregatingUDFFinder(UDFFinder... usedToolPacks)
           
 
Method Summary
 void add(UDFFinder toolPack)
          Add a new toolpack
 FreeRefFunction findFunction(java.lang.String name)
          Returns executor by specified name.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

DEFAULT

public static final UDFFinder DEFAULT
Default UDFFinder implementation

Constructor Detail

AggregatingUDFFinder

public AggregatingUDFFinder(UDFFinder... usedToolPacks)
Method Detail

findFunction

public FreeRefFunction findFunction(java.lang.String name)
Returns executor by specified name. Returns null if function isn't contained by any registered tool pack.

Specified by:
findFunction in interface UDFFinder
Parameters:
name - Name of function.
Returns:
Function executor. null if not found

add

public void add(UDFFinder toolPack)
Add a new toolpack

Parameters:
toolPack - the UDF toolpack to add
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