ValueIF (Ontopia)

All Known Implementing Classes:

FunctionVirtualColumn, MappingVirtualColumn
```
public interface ValueIF
```
INTERNAL: Interface for extracting values from tuples. This interfaces is, amongs other things, the basis for virtual column implementations. The value is usually the result of processing the values of the current tuple.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  String getValue(String[] tuple)
  INTERNAL: Returns the value of the virtual column.

- Method Detail
  - getValue
```
String getValue(String[] tuple)
```
    INTERNAL: Returns the value of the virtual column.