更新代码

Chapter2-1-2/pom.xml

@@ -0,0 +1,54 @@
+<?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.didispace</groupId>
+    <artifactId>Chapter2-1-2</artifactId>
+    <version>1.0.0</version>
+    <packaging>jar</packaging>
+
+    <name>Chapter2-1-2</name>
+    <description>Spring Boot 2.0 features : Application Events and Listeners</description>
+
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.0.0.RELEASE</version>
+        <relativePath/> <!-- lookup parent from repository -->
+    </parent>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <java.version>1.8</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-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <scope>provided</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

Chapter2-1-2/src/main/java/com/didispace/Application.java

@@ -0,0 +1,31 @@
+package com.didispace;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.boot.CommandLineRunner;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Bean;
+
+@Slf4j
+@SpringBootApplication
+public class Application {
+
+    public static void main(String[] args) {
+        SpringApplication.run(Application.class, args);
+    }
+
+    @Bean
+    public DataLoader dataLoader() {
+        return new DataLoader();
+    }
+
+    @Slf4j
+    static class DataLoader implements CommandLineRunner {
+
+        @Override
+        public void run(String... strings) throws Exception {
+            log.info("Loading data...");
+        }
+    }
+
+}

Chapter2-1-2/src/main/java/com/didispace/ApplicationEnvironmentPreparedEventListener.java

@@ -0,0 +1,15 @@
+package com.didispace;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.boot.context.event.ApplicationEnvironmentPreparedEvent;
+import org.springframework.context.ApplicationListener;
+
+@Slf4j
+public class ApplicationEnvironmentPreparedEventListener implements ApplicationListener<ApplicationEnvironmentPreparedEvent> {
+
+    @Override
+    public void onApplicationEvent(ApplicationEnvironmentPreparedEvent event) {
+        log.info("......ApplicationEnvironmentPreparedEvent......");
+    }
+
+}

Chapter2-1-2/src/main/java/com/didispace/ApplicationFailedEventListener.java

@@ -0,0 +1,15 @@
+package com.didispace;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.boot.context.event.ApplicationFailedEvent;
+import org.springframework.context.ApplicationListener;
+
+@Slf4j
+public class ApplicationFailedEventListener implements ApplicationListener<ApplicationFailedEvent> {
+
+    @Override
+    public void onApplicationEvent(ApplicationFailedEvent event) {
+        log.info("......ApplicationFailedEvent......");
+    }
+
+}

Chapter2-1-2/src/main/java/com/didispace/ApplicationPreparedEventListener.java

@@ -0,0 +1,15 @@
+package com.didispace;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.boot.context.event.ApplicationPreparedEvent;
+import org.springframework.context.ApplicationListener;
+
+@Slf4j
+public class ApplicationPreparedEventListener implements ApplicationListener<ApplicationPreparedEvent> {
+
+    @Override
+    public void onApplicationEvent(ApplicationPreparedEvent event) {
+        log.info("......ApplicationPreparedEvent......");
+    }
+
+}

Chapter2-1-2/src/main/java/com/didispace/ApplicationReadyEventListener.java

@@ -0,0 +1,15 @@
+package com.didispace;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.boot.context.event.ApplicationReadyEvent;
+import org.springframework.context.ApplicationListener;
+
+@Slf4j
+public class ApplicationReadyEventListener implements ApplicationListener<ApplicationReadyEvent> {
+
+    @Override
+    public void onApplicationEvent(ApplicationReadyEvent event) {
+        log.info("......ApplicationReadyEvent......");
+    }
+
+}

Chapter2-1-2/src/main/java/com/didispace/ApplicationStartedEventListener.java

@@ -0,0 +1,16 @@
+package com.didispace;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.context.event.ApplicationStartedEvent;
+import org.springframework.context.ApplicationListener;
+
+@Slf4j
+public class ApplicationStartedEventListener implements ApplicationListener<ApplicationStartedEvent> {
+
+    @Override
+    public void onApplicationEvent(ApplicationStartedEvent event) {
+        log.info("......ApplicationStartedEvent......");
+    }
+
+}

Chapter2-1-2/src/main/java/com/didispace/ApplicationStartingEventListener.java

@@ -0,0 +1,15 @@
+package com.didispace;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.boot.context.event.ApplicationStartingEvent;
+import org.springframework.context.ApplicationListener;
+
+@Slf4j
+public class ApplicationStartingEventListener implements ApplicationListener<ApplicationStartingEvent> {
+
+    @Override
+    public void onApplicationEvent(ApplicationStartingEvent event) {
+        log.info("......ApplicationStartingEvent......");
+    }
+
+}

Chapter2-1-2/src/main/resources/META-INF/spring.factories

@@ -0,0 +1,6 @@
+org.springframework.context.ApplicationListener=com.didispace.ApplicationEnvironmentPreparedEventListener,\
+  com.didispace.ApplicationFailedEventListener,\
+  com.didispace.ApplicationPreparedEventListener,\
+  com.didispace.ApplicationReadyEventListener,\
+  com.didispace.ApplicationStartedEventListener,\
+  com.didispace.ApplicationStartingEventListener

Chapter2-2-1/pom.xml

@@ -0,0 +1,49 @@
+<?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.didispace</groupId>
+	<artifactId>Chapter2-2-1</artifactId>
+	<version>1.0.0</version>
+	<packaging>jar</packaging>
+
+	<name>Chapter2-2-1</name>
+	<description>Spring Boot 2 : Relaxed Binding</description>
+
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>2.0.0.RELEASE</version>
+		<relativePath/> <!-- lookup parent from repository -->
+	</parent>
+
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<java.version>1.8</java.version>
+	</properties>
+
+	<dependencies>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>org.projectlombok</groupId>
+			<artifactId>lombok</artifactId>
+			<version>1.16.20</version>
+		</dependency>
+
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.springframework.boot</groupId>
+				<artifactId>spring-boot-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
+
+</project>

Chapter2-2-1/src/main/java/com/didispace/Application.java

@@ -0,0 +1,44 @@
+package com.didispace;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.context.properties.ConfigurationPropertiesBinding;
+import org.springframework.boot.context.properties.bind.Bindable;
+import org.springframework.boot.context.properties.bind.Binder;
+import org.springframework.context.ApplicationContext;
+
+import java.util.List;
+
+/**
+ *
+ * @author 程序猿DD
+ * @version 1.0.0
+ * @blog http://blog.didispace.com
+ *
+ */
+@SpringBootApplication
+public class Application {
+
+	public static void main(String[] args) {
+		ApplicationContext context = SpringApplication.run(Application.class, args);
+
+		Binder binder = Binder.get(context.getEnvironment());
+
+		// 绑定简单配置
+		FooProperties foo = binder.bind("com.didispace", Bindable.of(FooProperties.class)).get();
+		System.out.println(foo.getFoo());
+
+		// 绑定List配置
+		List<String> post = binder.bind("com.didispace.post", Bindable.listOf(String.class)).get();
+		System.out.println(post);
+
+		List<PostInfo> posts = binder.bind("com.didispace.posts", Bindable.listOf(PostInfo.class)).get();
+		System.out.println(posts);
+
+		// 读取配置
+		System.out.println(context.getEnvironment().containsProperty("com.didispace.database-platform"));
+		System.out.println(context.getEnvironment().containsProperty("com.didispace.databasePlatform"));
+
+	}
+
+}

Chapter2-2-1/src/main/java/com/didispace/FooProperties.java

@@ -0,0 +1,14 @@
+package com.didispace;
+
+import lombok.Data;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+
+@Data
+@ConfigurationProperties(prefix = "com.didispace")
+public class FooProperties {
+
+    private String foo;
+
+    private String databasePlatform;
+
+}

Chapter2-2-1/src/main/java/com/didispace/PostInfo.java

@@ -0,0 +1,13 @@
+package com.didispace;
+
+import lombok.Data;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+
+@Data
+@ConfigurationProperties
+public class PostInfo {
+
+    private String title;
+    private String content;
+
+}

Chapter2-2-1/src/main/resources/application.properties

@@ -0,0 +1,10 @@
+com.didispace.foo=bar
+com.didispace.database-platform=sql
+
+com.didispace.post[0]=Why Spring Boot
+com.didispace.post[1]=Why Spring Cloud
+
+com.didispace.posts[0].title=Why Spring Boot
+com.didispace.posts[0].content=It is perfect!
+com.didispace.posts[1].title=Why Spring Cloud
+com.didispace.posts[1].content=It is perfect too!

Chapter3-1-5/src/main/java/com/didispace/web/UserController.java

@@ -36,15 +36,15 @@ public String postUser(@RequestBody User user) {
     }
 
     @ApiOperation(value="获取用户详细信息", notes="根据url的id来获取用户详细信息")
-    @ApiImplicitParam(name = "id", value = "用户ID", required = true, dataType = "Long")
+    @ApiImplicitParam(name = "id", value = "用户ID", required = true, dataType = "Long", paramType = "path")
     @RequestMapping(value="/{id}", method=RequestMethod.GET)
     public User getUser(@PathVariable Long id) {
         return users.get(id);
     }
 
     @ApiOperation(value="更新用户详细信息", notes="根据url的id来指定更新对象，并根据传过来的user信息来更新用户详细信息")
     @ApiImplicitParams({
-            @ApiImplicitParam(name = "id", value = "用户ID", required = true, dataType = "Long"),
+            @ApiImplicitParam(name = "id", value = "用户ID", required = true, dataType = "Long", paramType = "path"),
             @ApiImplicitParam(name = "user", value = "用户详细实体user", required = true, dataType = "User")
     })
     @RequestMapping(value="/{id}", method=RequestMethod.PUT)
@@ -57,7 +57,7 @@ public String putUser(@PathVariable Long id, @RequestBody User user) {
     }
 
     @ApiOperation(value="删除用户", notes="根据url的id来指定删除对象")
-    @ApiImplicitParam(name = "id", value = "用户ID", required = true, dataType = "Long")
+    @ApiImplicitParam(name = "id", value = "用户ID", required = true, dataType = "Long", paramType = "path")
     @RequestMapping(value="/{id}", method=RequestMethod.DELETE)
     public String deleteUser(@PathVariable Long id) {
         users.remove(id);