Email (Jakarta EE Web Profile API)

```
@Documented
@Constraint(validatedBy={})
@Target({METHOD,FIELD,ANNOTATION_TYPE,CONSTRUCTOR,PARAMETER,TYPE_USE})
@Retention(RUNTIME)
@Repeatable(List.class)
public @interface Email
```
The string has to be a well-formed email address. Exact semantics of what makes up a valid email address are left to Jakarta Bean Validation providers. Accepts CharSequence.
null elements are considered valid.

Since:

2.0

Author:

Emmanuel Bernard, Hardy Ferentschik

- Optional Element Summary
  
  Optional Elements
  Modifier and Type Optional Element Description
  
  Pattern.Flag[] flags
  
  Class<?>[] groups
  
  String message
  
  Class<? extends Payload>[] payload
  
  String regexp

- Element Detail
  - message
```
String message
```
    Default:
    
    "{jakarta.validation.constraints.Email.message}"
- - groups
```
Class<?>[] groups
```
    Default:
    
    {}
- - payload
```
Class<? extends Payload>[] payload
```
    Default:
    
    {}
- - regexp
```
String regexp
```
    Returns:
    
    an additional regular expression the annotated element must match. The default is any string ('.*')
    
    Default:
    
    ".*"
- - flags
```
Pattern.Flag[] flags
```
    Returns:
    
    used in combination with regexp() in order to specify a regular expression option
    
    Default:
    
    {}