Matches (Configurate 4.2.0-SNAPSHOT (all modules))

```
@Documented
@Retention(RUNTIME)
@Target(FIELD)
public @interface Matches
```
Constrains a field value to ensure it matches the provided expression.
This constraint will always pass with an empty field. See Required to enforce a non-null value.

Since:

4.0.0

Required Element Summary

Required Elements
Modifier and Type Required Element Description

@Regex java.lang.String value
Pattern to test string value against.

Optional Element Summary

Optional Elements
Modifier and Type	Optional Element	Description
`java.lang.String`	`failureMessage`	Message to throw in an exception when a match fails.
`int`	`flags`	Flags to pass to the compiled `Pattern`.

- Element Detail
  - value
```
@Regex java.lang.String value
```
    Pattern to test string value against.
    
    Returns:
    
    pattern to test against
    
    Since:
    
    4.0.0
- - flags
```
int flags
```
    Flags to pass to the compiled Pattern.
    
    Returns:
    
    the regex pattern parsing flags
    
    Since:
    
    4.1.0
    
    See Also:
    
    for the bitflags accepted here
    
    Default:
    
    0
- - failureMessage
```
java.lang.String failureMessage
```
    Message to throw in an exception when a match fails.
    This message will be formatted as a MessageFormat with two parameters:
    
    the input string
    
    the pattern being matched
    Returns:
    
    message format.
    
    Since:
    
    4.0.0
    
    Default:
    
    ""