add spring-boot-commandLineRunner

README.md

@@ -41,7 +41,7 @@ Spring Boot 使用的各种示例，以最简单、最实用为标准，此开
 - [spring-boot-web-thymeleaf](https://github.com/ityouknow/spring-boot-examples/tree/master/spring-boot-web-thymeleaf)：Spring Boot 3.0 thymeleaf 增删该查示例
 - [spring-boot-jpa-thymeleaf-curd](https://github.com/ityouknow/spring-boot-examples/tree/master/spring-boot-jpa-thymeleaf-curd)：Spring Boot 3.0 Jpa thymeleaf 列表、增删改查使用案例
 - [spring-boot-file-upload](https://github.com/ityouknow/spring-boot-examples/tree/master/spring-boot-file-upload)：Spring Boot 3.0 上传文件使用案例
-
+- [spring-boot-commandLineRunner](https://github.com/ityouknow/spring-boot-examples/tree/master/spring-boot-commandLineRunner)：Spring Boot 3.0 上传文件使用案例
 
 
 

spring-boot-commandLineRunner/pom.xml

@@ -0,0 +1,42 @@
+<?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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<groupId>com.example</groupId>
+	<artifactId>spring-boot-commandLineRunner</artifactId>
+	<version>2.0.0</version>
+	<packaging>jar</packaging>
+
+	<name>Spring Boot banner</name>
+	<description>Spring Boot and commandLineRunner demo</description>
+
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>3.0.0</version>
+	</parent>
+
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+		<java.version>17</java.version>
+	</properties>
+
+	<dependencies>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-web</artifactId>
+		</dependency>
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.springframework.boot</groupId>
+				<artifactId>spring-boot-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
+
+</project>

spring-boot-commandLineRunner/src/main/java/com/neo/CommandLineRunnerApplication.java

@@ -0,0 +1,15 @@
+package com.neo;
+
+import org.springframework.boot.CommandLineRunner;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class CommandLineRunnerApplication {
+
+	public static void main(String[] args) {
+		System.out.println("The service to start.");
+		SpringApplication.run(CommandLineRunnerApplication.class, args);
+		System.out.println("The service has started.");
+	}
+}

spring-boot-commandLineRunner/src/main/java/com/neo/runner/OrderRunner1.java

@@ -0,0 +1,15 @@
+package com.neo.runner;
+
+import org.springframework.boot.CommandLineRunner;
+import org.springframework.core.annotation.Order;
+import org.springframework.stereotype.Component;
+
+@Component
+@Order(1)
+public class OrderRunner1 implements CommandLineRunner {
+
+    @Override
+    public void run(String... args) throws Exception {
+        System.out.println("The OrderRunner1 start to initialize ...");
+    }
+}

spring-boot-commandLineRunner/src/main/java/com/neo/runner/OrderRunner2.java

@@ -0,0 +1,15 @@
+package com.neo.runner;
+
+import org.springframework.boot.CommandLineRunner;
+import org.springframework.core.annotation.Order;
+import org.springframework.stereotype.Component;
+
+@Component
+@Order(2)
+public class OrderRunner2 implements CommandLineRunner {
+
+    @Override
+    public void run(String... args) throws Exception {
+        System.out.println("The OrderRunner2 start to initialize ...");
+    }
+}

spring-boot-commandLineRunner/src/main/java/com/neo/runner/Runner.java

@@ -0,0 +1,13 @@
+package com.neo.runner;
+
+import org.springframework.boot.CommandLineRunner;
+import org.springframework.stereotype.Component;
+
+@Component
+public class Runner implements CommandLineRunner {
+
+    @Override
+    public void run(String... args) throws Exception {
+        System.out.println("The Runner start to initialize ...");
+    }
+}