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alejandro-dualejandro-du
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Fixed instructions and updated dependencies
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‎README.md

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@@ -67,18 +67,14 @@ CREATE OR REPLACE TABLE demo.person(
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## Run the web application
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Build the Java web application using Maven:
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Build and run the Java web application using Maven:
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```shell
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# cd read-write-split-java-app
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mvn package
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mvn
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```
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Run the application:
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```shell
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java -jar target/webapp.jar
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```
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Alternatively you can build it with `mvn package -P production` and run it with `java -jar target/webapp.jar`.
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Access the application in your browser at http://localhost:8080. Insert and update data and refresh the table to see how writes are performed on one server ID (the one corresponding to the primary node), but reads are load-balanced on other servers (replicas).
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‎docker-compose.yaml

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@@ -22,7 +22,7 @@ services:
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image: alejandrodu/mariadb-maxscale
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command: --admin_host 0.0.0.0 --admin_secure_gui false
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ports:
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- "4000:4000"
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- "3306:4000"
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- "8989:8989"
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- "27017:27017"
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environment:

‎pom.xml

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@@ -1,49 +1,49 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.example.application</groupId>
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<artifactId>webapp</artifactId>
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<name>webapp</name>
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<version>1.0-SNAPSHOT</version>
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<packaging>jar</packaging>
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.example.application</groupId>
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<artifactId>webapp</artifactId>
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<name>webapp</name>
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<version>1.0-SNAPSHOT</version>
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<packaging>jar</packaging>
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<properties>
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<java.version>17</java.version>
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<vaadin.version>24.1.0</vaadin.version>
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</properties>
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<properties>
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<java.version>17</java.version>
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<vaadin.version>24.1.4</vaadin.version>
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</properties>
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<parent>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>3.1.0</version>
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</parent>
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<parent>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>3.1.0</version>
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</parent>
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<repositories>
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<repository>
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<id>Vaadin Directory</id>
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<url>https://maven.vaadin.com/vaadin-addons</url>
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</repository>
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</repositories>
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<repositories>
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<repository>
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<id>Vaadin Directory</id>
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<url>https://maven.vaadin.com/vaadin-addons</url>
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</repository>
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</repositories>
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<dependencyManagement>
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<dependencies>
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<dependency>
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<groupId>com.vaadin</groupId>
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<artifactId>vaadin-bom</artifactId>
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<version>${vaadin.version}</version>
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<type>pom</type>
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<scope>import</scope>
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</dependency>
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</dependencies>
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</dependencyManagement>
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<dependencyManagement>
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<dependencies>
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<dependency>
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<groupId>com.vaadin</groupId>
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<artifactId>vaadin-bom</artifactId>
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<version>${vaadin.version}</version>
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<type>pom</type>
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<scope>import</scope>
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</dependency>
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</dependencies>
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</dependencyManagement>
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<dependencies>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-actuator</artifactId>
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</dependency>
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<dependencies>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-actuator</artifactId>
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</dependency>
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<dependency>
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<groupId>org.mariadb.jdbc</groupId>
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<groupId>com.vaadin</groupId>
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<artifactId>vaadin-spring-boot-starter</artifactId>
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</dependency>
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<dependency>
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<groupId>com.vaadin</groupId>
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<artifactId>vaadin-core</artifactId>
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</dependency>
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<dependency>
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<groupId>com.vaadin</groupId>
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<artifactId>vaadin-core</artifactId>
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</dependency>
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<dependency>
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<groupId>org.vaadin.crudui</groupId>
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<artifactId>crudui</artifactId>
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<version>6.2.0</version>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-devtools</artifactId>
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<optional>true</optional>
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</dependency>
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<version>7.1.0</version>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-devtools</artifactId>
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<optional>true</optional>
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</dependency>
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<dependency>
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<groupId>org.projectlombok</groupId>
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<artifactId>lombok</artifactId>
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<optional>true</optional>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-test</artifactId>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-test</artifactId>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<build>
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<build>
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<finalName>${project.artifactId}</finalName>
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<plugins>
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<plugin>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-maven-plugin</artifactId>
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<configuration>
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<jvmArguments>-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5427</jvmArguments>
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<wait>500</wait>
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<maxAttempts>240</maxAttempts>
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</configuration>
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</plugin>
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<plugin>
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<groupId>com.vaadin</groupId>
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<artifactId>vaadin-maven-plugin</artifactId>
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<version>${vaadin.version}</version>
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<executions>
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<execution>
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<goals>
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<goal>prepare-frontend</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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</project>
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<defaultGoal>spring-boot:run</defaultGoal>
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<plugins>
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<plugin>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-maven-plugin</artifactId>
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</plugin>
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</plugins>
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</build>
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<profiles>
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<profile>
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<id>production</id>
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<build>
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<plugins>
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<plugin>
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<groupId>com.vaadin</groupId>
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<artifactId>vaadin-maven-plugin</artifactId>
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<version>${vaadin.version}</version>
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<executions>
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<execution>
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<id>frontend</id>
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<phase>compile</phase>
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<goals>
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<goal>prepare-frontend</goal>
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<goal>build-frontend</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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</profile>
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</profiles>
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</project>

‎src/main/resources/application.properties

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spring.datasource.url=jdbc:mariadb://localhost:4000/demo
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spring.datasource.url=jdbc:mariadb://localhost/demo
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spring.datasource.username=user
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spring.datasource.password=Password123!
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