Andrej Gajdos AndrejGajdos
AndrejGajdos
/ MessageController.java
Last active
January 16, 2016 19:30
MessageController receives message from client and send back a reply
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| package gwt.user.server; | |
| import org.jboss.errai.bus.client.api.base.MessageBuilder; | |
| import org.jboss.errai.bus.client.api.messaging.Message; | |
| import org.jboss.errai.bus.client.api.messaging.MessageCallback; | |
| import org.jboss.errai.bus.client.api.messaging.RequestDispatcher; | |
| import org.jboss.errai.bus.server.annotations.Service; | |
| import com.google.inject.Inject; | |
| @Service | |
| public class MessageController implements MessageCallback { |
AndrejGajdos
/ ClientService.java
Created
January 16, 2016 19:34
Initializing RequestDispatcher and MessageBus
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| private RequestDispatcher dispatcher = ErraiBus.getDispatcher(); | |
| private MessageBus bus = ErraiBus.get(); |
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| MessageBuilder.createMessage() | |
| .toSubject("MessageController") | |
| .signalling() | |
| .noErrorHandling() | |
| .sendNowWith(getDispatcher()); |
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| bus.subscribe("ClientService", new MessageCallback() { | |
| public void callback(Message message) { | |
| Window.alert("ClientService message is received. " + message.get(String.class, "text")); | |
| } | |
| }); |
View gwtErraiMessaging.gwt.xml
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| <inherits name='org.jboss.errai.bus.ErraiBus' /> |
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| <servlet> | |
| <servlet-name>ErraiServlet</servlet-name> | |
| <servlet-class>org.jboss.errai.bus.server.servlet.DefaultBlockingServlet</servlet-class> | |
| <init-param> | |
| <param-name>auto-discover-services</param-name> | |
| <param-value>true</param-value> | |
| </init-param> | |
| <load-on-startup>1</load-on-startup> | |
| </servlet> | |
| <servlet-mapping> |
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| # | |
| # Request dispatcher implementation (default is SimpleDispatcher) | |
| # | |
| errai.dispatcher_implementation=org.jboss.errai.bus.server.SimpleDispatcher |
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| <context-param> | |
| <param-name>ErraiApp.properties</param-name> | |
| <param-value>WEB_INF/ErraiApp.properties</param-value> | |
| </context-param> |
AndrejGajdos
/ MessageController.java
Created
January 16, 2016 19:59
Initializing MessageBus without RequestDispatcher
View MessageController.java
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| ErraiService<?> service = ErraiServiceSingleton.getService(); | |
| this.bus = service.getBus(); |
View MessageController.java
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| package gwt.user.server; | |
| import org.jboss.errai.bus.client.api.base.MessageBuilder; | |
| import org.jboss.errai.bus.client.api.messaging.Message; | |
| import org.jboss.errai.bus.client.api.messaging.MessageBus; | |
| import org.jboss.errai.bus.client.api.messaging.MessageCallback; | |
| import org.jboss.errai.bus.server.annotations.Service; | |
| import org.jboss.errai.bus.server.service.ErraiService; | |
| import org.jboss.errai.bus.server.service.ErraiServiceSingleton; | |
| @Service |
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