Package software.amazon.awssdk.crt.eventstream

Class ClientConnectionContinuation

java.lang.Object

software.amazon.awssdk.crt.CrtResource

software.amazon.awssdk.crt.eventstream.ClientConnectionContinuation

All Implemented Interfaces:

AutoCloseable

public class ClientConnectionContinuation
extends CrtResource

Java wrapper for event-stream-rpc client continuation.

Nested Class Summary

Nested classes/interfaces inherited from class software.amazon.awssdk.crt.CrtResource

CrtResource.ResourceInstance

Method Summary

Modifier and Type	Method	Description
CompletableFuture<Void>	activate(String operationName, List<Header> headers, byte[] payload, MessageType messageType, int messageFlags)	Sends the initial message on a continuation, and begins the message flow for a stream.
void	activate(String operationName, List<Header> headers, byte[] payload, MessageType messageType, int messageFlags, MessageFlushCallback callback)	Initiates a new client stream.
CompletableFuture<Void>	sendMessage(List<Header> headers, byte[] payload, MessageType messageType, int messageFlags)	Sends message on the continuation
void	sendMessage(List<Header> headers, byte[] payload, MessageType messageType, int messageFlags, MessageFlushCallback callback)	Sends message on the continuation

Methods inherited from class software.amazon.awssdk.crt.CrtResource

addRef, addRef, addReferenceTo, close, close, collectNativeResource, collectNativeResources, decRef, decRef, decRef, getNativeHandle, getResourceLogDescription, isNull, logNativeResources, logNativeResources, removeReferenceTo, setDescription, waitForNoResources

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

activate

public void activate(String operationName,
 List<Header> headers,
 byte[] payload,
 MessageType messageType,
 int messageFlags,
 MessageFlushCallback callback)

Initiates a new client stream. Sends new message for the new stream.

Parameters:

operationName - name for the operation to be invoked by the peer endpoint.

headers - headers for the event-stream message, may be null or empty.

payload - payload for the event-stream message, may be null or empty.

messageType - messageType for the message. Must be ApplicationMessage or ApplicationError

messageFlags - union of flags for MessageFlags.getByteValue()

callback - callback to be invoked upon the message being flushed to the underlying transport.

activate

public CompletableFuture<Void> activate(String operationName,
 List<Header> headers,
 byte[] payload,
 MessageType messageType,
 int messageFlags)

Sends the initial message on a continuation, and begins the message flow for a stream.

Parameters:

operationName - name of the operation to invoke on the server.

headers - list of additional event stream headers to include on the message.

payload - payload for the message

messageType - message type. Must be either ApplicationMessage or ApplicationError

messageFlags - message flags for the message.

Returns:

Completeable future for syncing with the connection completing or failing.

sendMessage

public void sendMessage(List<Header> headers,
 byte[] payload,
 MessageType messageType,
 int messageFlags,
 MessageFlushCallback callback)

Sends message on the continuation

Parameters:

headers - list of additional event stream headers to include on the message.

payload - payload for the message

messageType - message type. Must be either ApplicationMessage or ApplicationError

messageFlags - message flags for the message, use TerminateStream to cause this message to close the continuation after sending.

callback - completion callback to be invoked when the message is synced to the underlying transport.

sendMessage

public CompletableFuture<Void> sendMessage(List<Header> headers,
 byte[] payload,
 MessageType messageType,
 int messageFlags)

Sends message on the continuation

Parameters:

headers - list of additional event stream headers to include on the message.

payload - payload for the message

messageType - message type. Must be either ApplicationMessage or ApplicationError

messageFlags - message flags for the message, use TerminateStream to cause this message to close the continuation after sending.

Returns:

Future for syncing when the message is flushed to the transport or fails.