TokenClient (Pulsar Client Java 2.9.5 API)

java.lang.Object
- org.apache.pulsar.client.impl.auth.oauth2.protocol.TokenClient

All Implemented Interfaces:

java.lang.AutoCloseable, ClientCredentialsExchanger
```
public class TokenClient
extends java.lang.Object
implements ClientCredentialsExchanger
```
A client for an OAuth 2.0 token endpoint.

Field Summary

Fields
Modifier and Type Field Description

protected static int DEFAULT_CONNECT_TIMEOUT_IN_SECONDS

protected static int DEFAULT_READ_TIMEOUT_IN_SECONDS

Constructor Summary

Constructors
Constructor Description

TokenClient(java.net.URL tokenUrl)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`close()`
`TokenResult`	`exchangeClientCredentials(ClientCredentialsExchangeRequest req)`	Performs a token exchange using client credentials.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - DEFAULT_CONNECT_TIMEOUT_IN_SECONDS
```
protected static final int DEFAULT_CONNECT_TIMEOUT_IN_SECONDS
```
    See Also:
    
    Constant Field Values
  - DEFAULT_READ_TIMEOUT_IN_SECONDS
```
protected static final int DEFAULT_READ_TIMEOUT_IN_SECONDS
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - TokenClient
```
public TokenClient(java.net.URL tokenUrl)
```
- Method Detail
  - close
```
public void close()
           throws java.lang.Exception
```
    Specified by:
    
    close in interface java.lang.AutoCloseable
    
    Throws:
    
    java.lang.Exception
  - exchangeClientCredentials
```
public TokenResult exchangeClientCredentials(ClientCredentialsExchangeRequest req)
                                      throws TokenExchangeException,
                                             java.io.IOException
```
    Performs a token exchange using client credentials.
    
    Specified by:
    
    exchangeClientCredentials in interface ClientCredentialsExchanger
    
    Parameters:
    
    req - the client credentials request details.
    
    Returns:
    
    a token result
    
    Throws:
    
    TokenExchangeException
    
    java.io.IOException - if a general IO error occurred.