BlockingPrincipalNameTransformer (cas-server-core-util-api 6.6.4 API)

java.lang.Object
- org.apereo.cas.util.transforms.BlockingPrincipalNameTransformer

All Implemented Interfaces:

org.apereo.cas.authentication.handler.PrincipalNameTransformer
```
public class BlockingPrincipalNameTransformer
extends java.lang.Object
implements org.apereo.cas.authentication.handler.PrincipalNameTransformer
```
A transformer that matches the username against a given regex patten and throws back an error if a match is found.

Since:

6.4.0

- Constructor Summary
  
  Constructors
  Constructor Description
  
  BlockingPrincipalNameTransformer(java.lang.String pattern)
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  java.lang.String transform(java.lang.String username)
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - BlockingPrincipalNameTransformer
```
public BlockingPrincipalNameTransformer(java.lang.String pattern)
```
- Method Detail
  - transform
```
public java.lang.String transform(java.lang.String username)
```
    Specified by:
    
    transform in interface org.apereo.cas.authentication.handler.PrincipalNameTransformer