add chatRoom src code, update readme

springChatRoom/.gitignore

@@ -0,0 +1,33 @@
+HELP.md
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/

springChatRoom/README.md

@@ -22,22 +22,4 @@
 	- geo location app
 	- stock market app
 	- co-editing system (e.g. google doc ?)
-	- app needs near real-time update/sync, data transmit is not small
-
-## Ref
-- Article
-	- https://ithelp.ithome.com.tw/articles/10197142
-	- https://ithelp.ithome.com.tw/articles/10197191
-	- https://www.baeldung.com/websockets-spring
-	- https://blog.csdn.net/wwd0501/article/details/54582912
-	- https://www.slideshare.net/wenhsiaoyi/java-api-for-websocket
-	- https://www.syscom.com.tw/ePaper_New_Content.aspx?id=368&EPID=194&TableName=sgEPArticle
-	- https://tw511.com/a/01/16646.html
-- Code
-	- https://spring.io/guides/gs/messaging-stomp-websocket/
-	- https://morosedog.gitlab.io/springboot-20190416-springboot28/
-
-- Video
-	- https://youtu.be/r4fdPmZuzmY?si=qrmRTm09Bo53Ina1
-	- https://youtu.be/RbCFeeePJoM?si=DF6mES5XApvSkhXw
-	- https://youtu.be/es_fTKyfI4w?si=vVhEz6Us-zrcerTR
+	- app needs near real-time update/sync, data transmit is not small

springChatRoom/doc/ref.md

@@ -0,0 +1,20 @@
+## Ref
+- Article
+	- https://blog.csdn.net/qqxx6661/article/details/98883166
+	- https://github.com/yennanliu/springboot-websocket-demo
+
+	- https://ithelp.ithome.com.tw/articles/10197142
+	- https://ithelp.ithome.com.tw/articles/10197191
+	- https://www.baeldung.com/websockets-spring
+	- https://blog.csdn.net/wwd0501/article/details/54582912
+	- https://www.slideshare.net/wenhsiaoyi/java-api-for-websocket
+	- https://www.syscom.com.tw/ePaper_New_Content.aspx?id=368&EPID=194&TableName=sgEPArticle
+	- https://tw511.com/a/01/16646.html
+- Code
+	- https://spring.io/guides/gs/messaging-stomp-websocket/
+	- https://morosedog.gitlab.io/springboot-20190416-springboot28/
+
+- Video
+	- https://youtu.be/r4fdPmZuzmY?si=qrmRTm09Bo53Ina1
+	- https://youtu.be/RbCFeeePJoM?si=DF6mES5XApvSkhXw
+	- https://youtu.be/es_fTKyfI4w?si=vVhEz6Us-zrcerTR

springChatRoom/pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>3.0.12</version>
+		<relativePath/> <!-- lookup parent from repository -->
+	</parent>
+
+	<groupId>com.yen</groupId>
+	<artifactId>springChatRoom</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	<name>springChatRoom</name>
+	<description>Demo project for Spring Boot</description>
+
+	<properties>
+		<java.version>11</java.version>
+	</properties>
+
+	<dependencies>
+
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-web</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-websocket</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-test</artifactId>
+			<scope>test</scope>
+		</dependency>
+
+<!--		&lt;!&ndash; redis &ndash;&gt;-->
+<!--		<dependency>-->
+<!--			<groupId>org.springframework.boot</groupId>-->
+<!--			<artifactId>spring-boot-starter-data-redis</artifactId>-->
+<!--		</dependency>-->
+
+		<!-- json -->
+		<dependency>
+			<groupId>com.alibaba</groupId>
+			<artifactId>fastjson</artifactId>
+			<version>1.2.79</version>
+		</dependency>
+
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.springframework.boot</groupId>
+				<artifactId>spring-boot-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
+
+</project>

springChatRoom/src/main/java/com/yen/springChatRoom/SpringChatRoomApplication.java

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+package com.yen.springChatRoom;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class SpringChatRoomApplication {
+
+	public static void main(String[] args) {
+
+		SpringApplication.run(SpringChatRoomApplication.class, args);
+	}
+
+}

springChatRoom/src/main/resources/application.properties

@@ -0,0 +1 @@
+

springChatRoom/src/test/java/com/yen/springChatRoom/SpringChatRoomApplicationTests.java

@@ -0,0 +1,13 @@
+package com.yen.springChatRoom;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+class SpringChatRoomApplicationTests {
+
+	@Test
+	void contextLoads() {
+	}
+
+}