| Package | Description | 
|---|---|
| org.apache.hadoop.yarn.client.api | Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements. | 
| org.apache.hadoop.yarn.client.api.impl | Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements. | 
| org.apache.hadoop.yarn.security.client | 
| Class and Description | 
|---|
| TimelineDelegationTokenIdentifier | 
| Class and Description | 
|---|
| TimelineDelegationTokenIdentifier | 
| Class and Description | 
|---|
| BaseClientToAMTokenSecretManager A base  SecretManagerfor AMs to extend and validate Client-RM tokens
 issued to clients by the RM using the underlying master-key shared by RM to
 the AMs on their launch. | 
| ClientToAMTokenIdentifier | 
| RMDelegationTokenIdentifier Delegation Token Identifier that identifies the delegation tokens from the 
 Resource Manager. | 
| TimelineDelegationTokenIdentifier | 
| TimelineDelegationTokenOperation DelegationToken operations. | 
| YARNDelegationTokenIdentifier | 
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