PKCEProvider (Google Auth Library for Java 1.19.0 API)

All Known Implementing Classes:

DefaultPKCEProvider
```
public interface PKCEProvider
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`String`	`getCodeChallenge()`	Get the code_challenge parameter used in PKCE.
`String`	`getCodeChallengeMethod()`	Get the code_challenge_method parameter used in PKCE.
`String`	`getCodeVerifier()`	Get the code_verifier parameter used in PKCE.

- Method Detail
  - getCodeChallenge
```
String getCodeChallenge()
```
    Get the code_challenge parameter used in PKCE.
    
    Returns:
    
    The code_challenge String.
  - getCodeChallengeMethod
```
String getCodeChallengeMethod()
```
    Get the code_challenge_method parameter used in PKCE.
    Currently possible values are: S256,plain
    
    Returns:
    
    The code_challenge_method String.
  - getCodeVerifier
```
String getCodeVerifier()
```
    Get the code_verifier parameter used in PKCE.
    
    Returns:
    
    The code_verifier String.