SqlGatewayMessageHeaders (Flink : 2.0-SNAPSHOT API)

Type Parameters:

R - request message type

P - response message type

M - message parameters type

All Superinterfaces:

MessageHeaders<R,P,M>, RestHandlerSpecification, UntypedResponseMessageHeaders<R,M>

All Known Implementing Classes:

AbstractEmbeddedSchedulerWorkflowHeaders, AbstractOperationHeaders, CancelOperationHeaders, CloseOperationHeaders, CloseSessionHeaders, CompleteStatementHeaders, ConfigureSessionHeaders, CreateEmbeddedSchedulerWorkflowHeaders, DeleteEmbeddedSchedulerWorkflowHeaders, ExecuteStatementHeaders, FetchResultsHeaders, GetApiVersionHeaders, GetInfoHeaders, GetOperationStatusHeaders, GetSessionConfigHeaders, OpenSessionHeaders, RefreshMaterializedTableHeaders, ResumeEmbeddedSchedulerWorkflowHeaders, SuspendEmbeddedSchedulerWorkflowHeaders, TriggerSessionHeartbeatHeaders
```
public interface SqlGatewayMessageHeaders<R extends RequestBody,P extends ResponseBody,M extends MessageParameters>
extends MessageHeaders<R,P,M>
```
This class links RequestBodys to ResponseBodys types and contains meta-data required for their http headers in runtime module.
Implementations must be state-less.

Method Summary

All Methods Instance Methods Default Methods
Modifier and Type	Method	Description
`default Collection<? extends RestAPIVersion<?>>`	`getSupportedAPIVersions()`	Returns the supported API versions that this request supports.

Methods inherited from interface org.apache.flink.runtime.rest.messages.MessageHeaders
getCustomHeaders, getDescription, getResponseClass, getResponseStatusCode, getResponseTypeParameters, operationId

Methods inherited from interface org.apache.flink.runtime.rest.handler.RestHandlerSpecification
getHttpMethod, getTargetRestEndpointURL

Methods inherited from interface org.apache.flink.runtime.rest.messages.UntypedResponseMessageHeaders
acceptsFileUploads, getRequestClass, getUnresolvedMessageParameters

- Method Detail
  - getSupportedAPIVersions
```
default Collection<? extends RestAPIVersion<?>> getSupportedAPIVersions()
```
    Description copied from interface: RestHandlerSpecification
    
    Returns the supported API versions that this request supports.
    
    Specified by:
    
    getSupportedAPIVersions in interface RestHandlerSpecification
    
    Returns:
    
    Collection of supported API versions