Package org.activiti.cloud.services.notifications.graphql.ws.transport

Class GraphQLBrokerSubProtocolHandler

java.lang.Object

org.activiti.cloud.services.notifications.graphql.ws.transport.GraphQLBrokerSubProtocolHandler

All Implemented Interfaces:

org.springframework.beans.factory.Aware, org.springframework.context.ApplicationEventPublisherAware, org.springframework.web.socket.messaging.SubProtocolHandler

public class GraphQLBrokerSubProtocolHandler
extends Object
implements org.springframework.web.socket.messaging.SubProtocolHandler, org.springframework.context.ApplicationEventPublisherAware

Field Summary

Fields

Modifier and Type	Field	Description
static final String	GRAPHQL_WS
static final int	MINIMUM_WEBSOCKET_MESSAGE_SIZE

Constructor Summary

Constructors

Constructor	Description
GraphQLBrokerSubProtocolHandler(String destination)

Method Summary

Modifier and Type	Method	Description
void	afterSessionEnded(org.springframework.web.socket.WebSocketSession session, org.springframework.web.socket.CloseStatus closeStatus, org.springframework.messaging.MessageChannel outputChannel)
void	afterSessionStarted(org.springframework.web.socket.WebSocketSession session, org.springframework.messaging.MessageChannel outputChannel)
long	getLoggingPeriod()	Return the configured logging period frequency in milliseconds.
List<String>	getSupportedProtocols()
void	handleMessageFromClient(org.springframework.web.socket.WebSocketSession session, org.springframework.web.socket.WebSocketMessage<?> message, org.springframework.messaging.MessageChannel outputChannel)
void	handleMessageToClient(org.springframework.web.socket.WebSocketSession session, org.springframework.messaging.Message<?> message)
String	resolveSessionId(org.springframework.messaging.Message<?> message)
protected void	sendErrorMessage(org.springframework.web.socket.WebSocketSession session, Throwable error, GraphQLMessage message)	Invoked to send an ERROR frame to the client.
void	setApplicationEventPublisher(org.springframework.context.ApplicationEventPublisher applicationEventPublisher)
void	setLoggingPeriod(long period)	Set the frequency for logging information at INFO level in milliseconds.

Methods inherited from class java.lang.Object

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

Field Details

GRAPHQL_WS

public static final String GRAPHQL_WS

See Also:

• Constant Field Values

MINIMUM_WEBSOCKET_MESSAGE_SIZE

public static final int MINIMUM_WEBSOCKET_MESSAGE_SIZE

See Also:

• Constant Field Values

Constructor Details

GraphQLBrokerSubProtocolHandler

public GraphQLBrokerSubProtocolHandler(String destination)

Method Details

getSupportedProtocols

public List<String> getSupportedProtocols()

Specified by:

getSupportedProtocols in interface org.springframework.web.socket.messaging.SubProtocolHandler

handleMessageFromClient

public void handleMessageFromClient(org.springframework.web.socket.WebSocketSession session,
 org.springframework.web.socket.WebSocketMessage<?> message,
 org.springframework.messaging.MessageChannel outputChannel)
                             throws Exception

Specified by:

handleMessageFromClient in interface org.springframework.web.socket.messaging.SubProtocolHandler

Throws:

Exception

handleMessageToClient

public void handleMessageToClient(org.springframework.web.socket.WebSocketSession session,
 org.springframework.messaging.Message<?> message)

Specified by:

handleMessageToClient in interface org.springframework.web.socket.messaging.SubProtocolHandler

resolveSessionId

public String resolveSessionId(org.springframework.messaging.Message<?> message)

Specified by:

resolveSessionId in interface org.springframework.web.socket.messaging.SubProtocolHandler

afterSessionStarted

public void afterSessionStarted(org.springframework.web.socket.WebSocketSession session,
 org.springframework.messaging.MessageChannel outputChannel)
                         throws Exception

Specified by:

afterSessionStarted in interface org.springframework.web.socket.messaging.SubProtocolHandler

Throws:

Exception

afterSessionEnded

public void afterSessionEnded(org.springframework.web.socket.WebSocketSession session,
 org.springframework.web.socket.CloseStatus closeStatus,
 org.springframework.messaging.MessageChannel outputChannel)
                       throws Exception

Specified by:

afterSessionEnded in interface org.springframework.web.socket.messaging.SubProtocolHandler

Throws:

Exception

sendErrorMessage

protected void sendErrorMessage(org.springframework.web.socket.WebSocketSession session,
 Throwable error,
 GraphQLMessage message)

Invoked to send an ERROR frame to the client.

setApplicationEventPublisher

public void setApplicationEventPublisher(org.springframework.context.ApplicationEventPublisher applicationEventPublisher)

Specified by:

setApplicationEventPublisher in interface org.springframework.context.ApplicationEventPublisherAware

setLoggingPeriod

public void setLoggingPeriod(long period)

Set the frequency for logging information at INFO level in milliseconds. If set 0 or less than 0, the logging task is cancelled.

By default this property is set to 5 minutes (5 * 60 * 1000).

getLoggingPeriod

public long getLoggingPeriod()

Return the configured logging period frequency in milliseconds.