MidFunction

java.lang.Object

org.pentaho.reporting.libraries.formula.function.text.MidFunction

All Implemented Interfaces:: Serializable, Function

public class MidFunction extends Object implements Function

This function returns extracted text, given an original text, starting position, and length.

Author:

Cedric Pronzato

See Also:

Constructor Summary

Constructors

Constructor

Description

MidFunction()
Method Summary

Modifier and Type

Method

Description

TypeValuePair

evaluate(FormulaContext context, ParameterCallback parameters)

String

getCanonicalName()

static String

process(String text, int start, int lengthValue)

Computes the substring for the given text, using the 1-based start index and the given length.

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- MidFunction
  
  public MidFunction()
Method Details
- evaluate
  
  public TypeValuePair evaluate(FormulaContext context, ParameterCallback parameters) throws EvaluationException
  
  Specified by:
  
  evaluate in interface Function
  
  Throws:
  
  EvaluationException
- process
  
  public static String process(String text, int start, int lengthValue)
  
  Computes the substring for the given text, using the 1-based start index and the given length.
  
  Parameters:
  
  text -
  
  start -
  
  lengthValue -
  
  Returns:
- getCanonicalName
  
  public String getCanonicalName()
  
  Specified by:
  
  getCanonicalName in interface Function