FieldNatureType (Drools Workbench - Data Model API 7.64.0.Final API)

```
public interface FieldNatureType
```

Field Summary

Fields
Modifier and Type	Field	Description
`static int`	`TYPE_ENUM`	This is not used yet.
`static int`	`TYPE_FORMULA`	This is for a "formula" that calculates a value.
`static int`	`TYPE_LITERAL`	This may be string, or number, anything really.
`static int`	`TYPE_PREDICATE`	The fieldName and fieldBinding is not used in the case of a predicate.
`static int`	`TYPE_TEMPLATE`	This is for a field to be a placeholder for a template
`static int`	`TYPE_UNDEFINED`	This is used only when action is first created.
`static int`	`TYPE_VARIABLE`	This is when it is set to a valid previously bound variable.

- Field Detail
  - TYPE_UNDEFINED
```
static final int TYPE_UNDEFINED
```
    This is used only when action is first created. This means that there is no value yet for the constraint.
    
    See Also:
    
    Constant Field Values
  - TYPE_LITERAL
```
static final int TYPE_LITERAL
```
    This may be string, or number, anything really.
    
    See Also:
    
    Constant Field Values
  - TYPE_VARIABLE
```
static final int TYPE_VARIABLE
```
    This is when it is set to a valid previously bound variable.
    
    See Also:
    
    Constant Field Values
  - TYPE_FORMULA
```
static final int TYPE_FORMULA
```
    This is for a "formula" that calculates a value.
    
    See Also:
    
    Constant Field Values
  - TYPE_ENUM
```
static final int TYPE_ENUM
```
    This is not used yet. ENUMs are not suitable for business rules until we can get data driven non code enums.
    
    See Also:
    
    Constant Field Values
  - TYPE_PREDICATE
```
static final int TYPE_PREDICATE
```
    The fieldName and fieldBinding is not used in the case of a predicate.
    
    See Also:
    
    Constant Field Values
  - TYPE_TEMPLATE
```
static final int TYPE_TEMPLATE
```
    This is for a field to be a placeholder for a template
    
    See Also:
    
    Constant Field Values