java.lang.Object
- org.pentaho.reporting.libraries.formula.function.text.MidFunction

All Implemented Interfaces:

java.io.Serializable, Function
```
public class MidFunction
extends java.lang.Object
implements Function
```
This function returns extracted text, given an original text, starting position, and length.

Author:

Cedric Pronzato

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

MidFunction()

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`TypeValuePair`	`evaluate(FormulaContext context, ParameterCallback parameters)`
`java.lang.String`	`getCanonicalName()`
`static java.lang.String`	`process(java.lang.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 Detail
- MidFunction
```
public MidFunction()
```

Method Detail

evaluate

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

Specified by:: evaluate in interface Function
Throws:: EvaluationException

process

public static java.lang.String process(java.lang.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 java.lang.String getCanonicalName()
```
Specified by:

getCanonicalName in interface Function

Class MidFunction

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

MidFunction

Method Detail

evaluate

process

getCanonicalName