Criterion (OpenRefine 4.0-SNAPSHOT API)

java.lang.Object
- org.openrefine.sorting.Criterion

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

BooleanCriterion, DateCriterion, NumberCriterion, StringCriterion
```
public abstract class Criterion
extends Object
implements Serializable
```
See Also:

Serialized Form

Nested Class Summary

Nested Classes
Modifier and Type Class Description

class Criterion.KeyMaker

Field Summary

Fields
Modifier and Type Field Description

int blankPosition

String columnName

int errorPosition

boolean reverse

Constructor Summary

Constructors
Constructor Description

Criterion()

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`abstract Criterion.KeyMaker`	`createKeyMaker(ColumnModel columnModel)`	Instantiates the criterion on a particular column model, making it possible to compare two rows together (since we now have access to the column index of the target column).
`abstract String`	`getValueType()`

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

- Field Detail
  - columnName
```
public String columnName
```
  - blankPosition
```
public int blankPosition
```
  - errorPosition
```
public int errorPosition
```
  - reverse
```
public boolean reverse
```
- Constructor Detail
  - Criterion
```
public Criterion()
```
- Method Detail
  - getValueType
```
public abstract String getValueType()
```
  - createKeyMaker
```
public abstract Criterion.KeyMaker createKeyMaker(ColumnModel columnModel)
```
    Instantiates the criterion on a particular column model, making it possible to compare two rows together (since we now have access to the column index of the target column).