RequiredFieldValidator (main 0.1.77-jooq-3.10.4 API)

Type Parameters:

E - entity type

T - required field type

All Superinterfaces:

ChangeValidator

All Known Implementing Classes:

SimpleRequiredFieldValidator
```
public interface RequiredFieldValidator<E extends EntityType<E>,T>
extends ChangeValidator
```
A validator that force given a value in create command

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`default java.util.stream.Stream<EntityField<?,?>>`	`fetchFields()`
`java.lang.String`	`getErrorCode()`
`EntityField<E,T>`	`requiredField()`
`default java.util.function.Predicate<CurrentEntityState>`	`requireWhen()`

- Method Detail
  - requiredField
```
EntityField<E,T> requiredField()
```
    Returns:
    
    the field that have to be
  - getErrorCode
```
java.lang.String getErrorCode()
```
    Returns:
    
    the error code to return if the field is missing
  - requireWhen
```
default java.util.function.Predicate<CurrentEntityState> requireWhen()
```
    Returns:
    
    Predicate when should validate field.
  - fetchFields
```
default java.util.stream.Stream<EntityField<?,?>> fetchFields()
```
    Returns:
    
    a list of fields to fetch.