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| Interface Summary | |
|---|---|
| AppmasterCmOperations | Interface for appmaster to container manager communication. |
| AppmasterRmOperations | Interface for appmaster to resource manager communication. |
| AppmasterService | Interface for service running on Application Master. |
| AppmasterServiceClient | Currently this is empty and only used as marker interface making indication that a class is used client for Application Master Service. |
| AppmasterTrackService | Generic interface for Hadoop Yarn Track Service running inside Application Master. |
| ContainerLauncherInterceptor | Interface for interceptors that are able to view and/or modify the
ContainerLaunchContext before the container is launched. |
| RpcMessage<T> | The central interface that any RpcMessage type must implement. |
| YarnAppmaster | Interface defining main application master methods needed for external launch implementations. |
| Class Summary | |
|---|---|
| AbstractAppmaster | Base class providing functionality for common application master instances. |
| AbstractEventingAppmaster | Base implementation of application master where life-cycle is based on events rather than a static information existing prior the start of an instance. |
| AbstractProcessingAppmaster | Base application master implementation which handles a simple life-cycle scenario of; allocate, launch, monitor. |
| AbstractServicesAppmaster | Extension of AbstractAppmaster which adds
a common container services needed for usual
application master. |
| AppmasterCmTemplate | Template implementation for AppmasterCmOperations wrapping
communication using ContainerManagementProtocol. |
| AppmasterConstants | Public constants used for application master. |
| AppmasterRmTemplate | Template implementation for AppmasterRmOperations wrapping
communication using ApplicationMasterProtocol. |
| CommandLineAppmasterRunner | Simple launcher for application master. |
| GenericRpcMessage<T> | Generic RpcMessage implementation. |
| StaticAppmaster | A simple application master implementation which will allocate and launch a number of containers, monitor container statuses and finally exit the application by sending corresponding message back to resource manager. |
| StaticEventingAppmaster | A simple application master implementation which will allocate and launch a number of containers, monitor container statuses and finally exit the application by sending corresponding message back to resource manager. |
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