whatsmars-boot-sample-bean

whatsmars-spring-boot-samples/pom.xml

@@ -23,6 +23,7 @@
         <module>whatsmars-boot-sample-mongodb</module>
         <module>whatsmars-boot-sample-redis</module>
         <module>whatsmars-boot-sample-mybatis</module>
+        <module>whatsmars-boot-sample-bean</module>
     </modules>
 
     <dependencies>

whatsmars-spring-boot-samples/whatsmars-boot-sample-bean/pom.xml

+<?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">
+    <parent>
+        <artifactId>whatsmars-spring-boot-samples</artifactId>
+        <groupId>org.hongxi</groupId>
+        <version>Rocket.S8</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>whatsmars-boot-sample-bean</artifactId>
+    <name>${project.artifactId}</name>
+    <packaging>jar</packaging>
+    <description>Spring Boot Bean Sample</description>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter</artifactId>
+        </dependency>
+    </dependencies>
+
+
+</project>
\ No newline at end of file

whatsmars-spring-boot-samples/whatsmars-boot-sample-bean/src/main/java/org/hongxi/whatsmars/boot/sample/bean/Application.java

+package org.hongxi.whatsmars.boot.sample.bean;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Bean;
+
+/**
+ * Created by shenhongxi on 2020/6/8.
+ */
+@SpringBootApplication
+public class Application {
+
+    public static void main(String[] args) {
+        SpringApplication.run(Application.class, args);
+    }
+
+    @Bean
+    public DemoBean demoBean() {
+        return new DemoBean();
+    }
+
+    @Bean
+    public DemoBeanPostProcessor demoBeanPostProcessor() {
+        return new DemoBeanPostProcessor();
+    }
+}

whatsmars-spring-boot-samples/whatsmars-boot-sample-bean/src/main/java/org/hongxi/whatsmars/boot/sample/bean/DemoBean.java

+package org.hongxi.whatsmars.boot.sample.bean;
+
+import org.springframework.beans.factory.InitializingBean;
+
+/**
+ * Created by shenhongxi on 2020/6/10.
+ */
+public class DemoBean implements InitializingBean {
+
+    public DemoBean() {
+        System.out.println("new DemoBean");
+    }
+
+    @Override
+    public void afterPropertiesSet() throws Exception {
+        System.out.println("afterPropertiesSet");
+    }
+}

whatsmars-spring-boot-samples/whatsmars-boot-sample-bean/src/main/java/org/hongxi/whatsmars/boot/sample/bean/DemoBeanPostProcessor.java

+package org.hongxi.whatsmars.boot.sample.bean;
+
+import org.springframework.beans.BeansException;
+import org.springframework.beans.factory.config.BeanPostProcessor;
+
+/**
+ * Created by shenhongxi on 2020/6/10.
+ */
+public class DemoBeanPostProcessor implements BeanPostProcessor {
+    @Override
+    public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException {
+        if (beanName.equals("demoBean")) {
+            System.out.println("postProcessBeforeInitialization");
+        }
+        return bean;
+    }
+
+    @Override
+    public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {
+        if (beanName.equals("demoBean")) {
+            System.out.println("postProcessAfterInitialization");
+        }
+        return bean;
+    }
+}