Package org.pentaho.reporting.libraries.formula.function.information

Class CountFunction

java.lang.Object

org.pentaho.reporting.libraries.formula.function.information.CountFunction

All Implemented Interfaces:

java.io.Serializable, Function

public class CountFunction
extends java.lang.Object
implements Function

This function counts the numbers in the list of NumberSequences provided. Only numbers in references are counted; all other types are ignored. Errors are not propagated.

Author:

Cedric Pronzato

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
CountFunction()

Method Summary

Modifier and Type	Method	Description
TypeValuePair	evaluate(FormulaContext context, ParameterCallback parameters)
java.lang.String	getCanonicalName()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CountFunction

public CountFunction()

Method Detail

getCanonicalName

public java.lang.String getCanonicalName()

Specified by:

getCanonicalName in interface Function

evaluate

public TypeValuePair evaluate(FormulaContext context,
                              ParameterCallback parameters)
                       throws EvaluationException

Specified by:

evaluate in interface Function

Throws:

EvaluationException