JsonFormatValidator (Vert.x Stack - Docs 5.0.0.CR3 API)

```
public interface JsonFormatValidator
```

Field Summary

Fields
Modifier and Type Field Description

static JsonFormatValidator DEFAULT_VALIDATOR
The default validator which performs a NOOP.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`String`	`validateFormat(String instanceType, String format, Object instance)`

- Field Detail
  - DEFAULT_VALIDATOR
```
static final JsonFormatValidator DEFAULT_VALIDATOR
```
    The default validator which performs a NOOP.
- Method Detail
  - validateFormat
```
String validateFormat(String instanceType,
                      String format,
                      Object instance)
```
    Parameters:
    
    instanceType - The type of the related instance
    
    format - The format specified in the schema for the current object instance.
    
    instance - The current object instance that is currently being validated.
    
    Returns:
    
    Any string if there are any format validation errors, null if there are no validation errors.