org.apache.gravitino.client

Class KerberosTokenProvider

java.lang.Object

org.apache.gravitino.client.KerberosTokenProvider

public final class KerberosTokenProvider
extends java.lang.Object

KerberosTokenProvider will get Kerberos token using GSS context negotiation and then provide the access token for every request.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	KerberosTokenProvider.Builder Builder class for configuring and creating instances of KerberosTokenProvider.

Method Summary

Modifier and Type	Method and Description
static KerberosTokenProvider.Builder	builder() Creates a new instance of the KerberosTokenProvider.Builder
void	close() Closes the KerberosTokenProvider and releases any underlying resources.
byte[]	getTokenData() Acquire the data of token for authentication.
boolean	hasTokenData() Judge whether AuthDataProvider can provide token data.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

hasTokenData

public boolean hasTokenData()

Judge whether AuthDataProvider can provide token data.

Returns:

true if the AuthDataProvider can provide token data otherwise false.

getTokenData

public byte[] getTokenData()

Acquire the data of token for authentication. The client will set the token data as HTTP header Authorization directly. So the return value should ensure token data contain the token header (eg: Bearer, Basic) if necessary.

Returns:

the token data is used for authentication.

close

public void close()
           throws java.io.IOException

Closes the KerberosTokenProvider and releases any underlying resources.

Throws:

java.io.IOException

builder

public static KerberosTokenProvider.Builder builder()

Creates a new instance of the KerberosTokenProvider.Builder

Returns:

A new instance of KerberosTokenProvider.Builder