org.omg.CosNotifyComm
Interface StructuredPullSupplierOperations

All Superinterfaces:

NotifySubscribeOperations

All Known Subinterfaces:

StructuredProxyPullSupplier, StructuredProxyPullSupplierOperations, StructuredPullSupplier

public interface StructuredPullSupplierOperations
extends NotifySubscribeOperations

StructuredPullSupplier is an interface every structured pull supplier must implement. Instance of this interface is actually a callback object that is connected to a proxy pull consumer of a channel.

See Also:

StructuredProxyPullConsumerOperations

Method Summary

void	disconnect_structured_pull_supplier() This method does the application specific cleanup before disconnection.
StructuredEvent	pull_structured_event() This method does the application specific way of producing and making up the structured event.
StructuredEvent	try_pull_structured_event(BooleanHolder has_event) This method does the application specific way of producing and making up the structured event (if any).

Methods inherited from interface org.omg.CosNotifyComm.NotifySubscribeOperations

subscription_change

Method Detail

disconnect_structured_pull_supplier

void disconnect_structured_pull_supplier()

This method does the application specific cleanup before disconnection. Notification service will call this method just before this supplier is disconnected.

try_pull_structured_event

StructuredEvent try_pull_structured_event(BooleanHolder has_event)
                                          throws Disconnected

This method does the application specific way of producing and making up the structured event (if any). Notification service actively calls this method to pull a structured event from this supplier.

Parameters:

has_event - The indicator denoting whether the result is a valid event.

Returns:

The structured event produced by this supplier.

Throws:

Disconnected - if this supplier is not connected to any proxy consumer.

pull_structured_event

StructuredEvent pull_structured_event()
                                      throws Disconnected

This method does the application specific way of producing and making up the structured event. Notification service actively calls this method to pull a structured event from this supplier.

Returns:

The structured event

Throws:

Disconnected - if this supplier is not connected to any proxy consumer.