AuthHeaderFactory (Teiid 15.0.0 API)

All Known Implementing Classes:

OAuth2HeaderFactory, OAuth2HeaderFactory
```
public interface AuthHeaderFactory
```
Google services are authenticated using Http headers. Format and content of this header differs based on authentication mechanism. Implementors of this interface should choose provide the header for auth purposes.

Author:

fnguyen

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  String getAuthHeader()
  
  void refreshToken()
  Gets the authorization header.

- Method Detail
  - refreshToken
```
void refreshToken()
```
    Gets the authorization header. Typically performs the login (interaction with google services). Should be called only when necessary (first login, google session expires)
  - getAuthHeader
```
String getAuthHeader()
```