DistrictUniqueness (mots 0.1-SNAPSHOT API)

@Target(TYPE)
@Constraint(validatedBy=DistrictUniquenessValidator.class)
@Retention(RUNTIME)
public @interface DistrictUniqueness

Optional Element Summary

Optional Elements
Modifier and Type	Optional Element	Description
`java.lang.Class<?>[]`	`groups`	Specify validation groups, to which this constraint belongs.
`java.lang.String`	`message`	Specify the message in case of a validation error.
`java.lang.Class<? extends javax.validation.Payload>[]`	`payload`	Specify custom payload objects.

- Element Detail
  - message
```
java.lang.String message
```
    Specify the message in case of a validation error.
    
    Returns:
    
    the message about the error
    
    Default:
    
    "A District with name: \'%s\' already exists"
- - groups
```
java.lang.Class<?>[] groups
```
    Specify validation groups, to which this constraint belongs.
    
    Returns:
    
    array with group classes
    
    Default:
    
    {}
- - payload
```
java.lang.Class<? extends javax.validation.Payload>[] payload
```
    Specify custom payload objects.
    
    Returns:
    
    array with payload classes
    
    Default:
    
    {}