EventProvider
Event provider service.
Defined in
This service is defined in the event_provider_service.proto file.
Syntax
service EventProvider
{
rpc GetItem(EventId) returns(Event);
rpc RequestItems(Filter) returns(Cookie);
rpc GetItems(ItemsRequest) returns(stream Event);
rpc GetRequestState(Cookie) returns(RequestStateResponse);
rpc CancelItemsRequest(Cookie) returns(google.protobuf.Empty);
rpc GetItemsById(ItemsByIdRequest) returns(stream Event);
}
Service methods
The EventProvider service has the following service methods.
EventProvider service methods
Name |
Request message |
Response message |
Description |
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Returns a single event according to its identifier. Receives the event identifier and returns an event with the specified identifier. |
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Makes an asynchronous request for a specific number of events in a certain time span. Receives the parameters of an event request and returns a request cookie. |
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Returns the results of an asynchronous request. Receives a request cookie and range parameters, and returns a stream of events. After the events are received, you must make a |
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Returns the state of an asynchronous request. Receives a request cookie and returns the status of the request. |
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Cancels the processing of an asynchronous request (if processing is not yet complete) and frees resources allocated for the request. Receives a request cookie. |
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Returns a specified number of events starting from a certain event (but not including this event). Receives request parameters (filter, identifier of the starting event, and maximum number of events) and returns a stream of events. |