├── .gitignore
├── README.md
├── pom.xml
└── src
    └── main
        ├── java
            └── pac
            │   ├── Application.java
            │   ├── configuration
            │       └── WebSocketConfiguration.java
            │   └── controllers
            │       └── WebSocketController.java
        └── resources
            └── application.yml


/.gitignore:
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1 | .idea/
2 | *.iml
3 | target/
4 | 


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/README.md:
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1 | # Spring Boot with WebSockets
2 | ## You can get detailed explanation and step by step guide on Medium.
3 | ## [View tutorial on Medium](https://medium.com/oril/spring-boot-websockets-angular-5-f2f4b1c14cee)
4 | ###  This app based on Spring boot starter web project that uses WebSockets to make a real time client-server communication.
5 | 


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/pom.xml:
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 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <project xmlns="http://maven.apache.org/POM/4.0.0"
 3 |          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 4 |          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 5 |     <modelVersion>4.0.0</modelVersion>
 6 | 
 7 |     <groupId>groupId</groupId>
 8 |     <artifactId>spring-boot-websockets</artifactId>
 9 |     <version>1.0-SNAPSHOT</version>
10 |     <properties>
11 |         <java.version>1.8</java.version>
12 |     </properties>
13 | 
14 |     <parent>
15 |         <groupId>org.springframework.boot</groupId>
16 |         <artifactId>spring-boot-starter-parent</artifactId>
17 |         <version>1.5.8.RELEASE</version>
18 |     </parent>
19 | 
20 |     <dependencies>
21 |         <dependency>
22 |             <groupId>org.springframework.boot</groupId>
23 |             <artifactId>spring-boot-starter-web</artifactId>
24 |             <version>1.5.2.RELEASE</version>
25 |         </dependency>
26 |         <dependency>
27 |             <groupId>org.springframework.boot</groupId>
28 |             <artifactId>spring-boot-starter-websocket</artifactId>
29 |             <version>1.5.2.RELEASE</version>
30 |         </dependency>
31 |     </dependencies>
32 |     
33 | </project>


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/src/main/java/pac/Application.java:
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 1 | package pac;
 2 | 
 3 | import org.springframework.boot.SpringApplication;
 4 | import org.springframework.boot.autoconfigure.SpringBootApplication;
 5 | 
 6 | @SpringBootApplication
 7 | public class Application {
 8 |     public static void main(String[] args) {
 9 |         SpringApplication.run(Application.class);
10 |     }
11 | }
12 | 


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/src/main/java/pac/configuration/WebSocketConfiguration.java:
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 1 | package pac.configuration;
 2 | 
 3 | import org.springframework.context.annotation.Configuration;
 4 | import org.springframework.messaging.simp.config.MessageBrokerRegistry;
 5 | import org.springframework.web.socket.config.annotation.AbstractWebSocketMessageBrokerConfigurer;
 6 | import org.springframework.web.socket.config.annotation.EnableWebSocketMessageBroker;
 7 | import org.springframework.web.socket.config.annotation.StompEndpointRegistry;
 8 | 
 9 | @Configuration
10 | @EnableWebSocketMessageBroker
11 | public class WebSocketConfiguration extends AbstractWebSocketMessageBrokerConfigurer{
12 |     @Override
13 |     public void registerStompEndpoints(StompEndpointRegistry registry) {
14 |         registry.addEndpoint("/socket")
15 |                 .setAllowedOrigins("*")
16 |                 .withSockJS();
17 |     }
18 | 
19 |     @Override
20 |     public void configureMessageBroker(MessageBrokerRegistry registry) {
21 |         registry.setApplicationDestinationPrefixes("/app")
22 |                 .enableSimpleBroker("/chat");
23 |     }
24 | }
25 | 


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/src/main/java/pac/controllers/WebSocketController.java:
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 1 | package pac.controllers;
 2 | 
 3 | import org.springframework.beans.factory.annotation.Autowired;
 4 | import org.springframework.messaging.handler.annotation.MessageMapping;
 5 | import org.springframework.messaging.simp.SimpMessagingTemplate;
 6 | import org.springframework.stereotype.Controller;
 7 | 
 8 | import java.text.SimpleDateFormat;
 9 | import java.util.Date;
10 | 
11 | @Controller
12 | public class WebSocketController {
13 | 
14 |     private final SimpMessagingTemplate template;
15 | 
16 |     @Autowired
17 |     WebSocketController(SimpMessagingTemplate template){
18 |         this.template = template;
19 |     }
20 | 
21 |     @MessageMapping("/send/message")
22 |     public void onReceivedMesage(String message){
23 |         this.template.convertAndSend("/chat",  new SimpleDateFormat("HH:mm:ss").format(new Date())+"- "+message);
24 |     }
25 | }
26 | 


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/src/main/resources/application.yml:
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1 | server:
2 |   port: 8888


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