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添加第9章示例

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DigitalSonic 6 years ago
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28
Chapter 9/autoconfigure-demo/.gitignore vendored
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/target/
!.mvn/wrapper/maven-wrapper.jar
### 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/
### VS Code ###
.vscode/

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Chapter 9/autoconfigure-demo/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 http://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>2.1.3.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>geektime.spring.hello</groupId>
<artifactId>autoconfigure-demo</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>autoconfigure-demo</name>
<description>Demo project for Spring Boot</description>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
</dependency>
<!--<dependency>-->
<!--<groupId>geektime.spring.hello</groupId>-->
<!--<artifactId>geektime-spring-boot-starter</artifactId>-->
<!--<version>0.0.1-SNAPSHOT</version>-->
<!--</dependency>-->
<!-- 以下是手工实现的自动配置 -->
<!--<dependency>-->
<!--<groupId>geektime.spring.hello</groupId>-->
<!--<artifactId>geektime-autoconfigure-backport</artifactId>-->
<!--<version>0.0.1-SNAPSHOT</version>-->
<!--</dependency>-->
<!-- 以下是基于Spring Boot的自动配置 -->
<dependency>
<groupId>geektime.spring.hello</groupId>
<artifactId>geektime-spring-boot-autoconfigure</artifactId>
<version>0.0.1-SNAPSHOT</version>
</dependency>
<dependency>
<groupId>geektime.spring.hello</groupId>
<artifactId>greeting</artifactId>
<version>0.0.1-SNAPSHOT</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<properties>
<java.version>1.8</java.version>
</properties>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>

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Chapter 9/autoconfigure-demo/src/main/java/geektime/spring/hello/AutoconfigureDemoApplication.java
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package geektime.spring.hello;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class AutoconfigureDemoApplication {
public static void main(String[] args) {
SpringApplication.run(AutoconfigureDemoApplication.class, args);
}
}

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Chapter 9/autoconfigure-demo/src/main/resources/application.properties
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greeting.enabled=true

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Chapter 9/autoconfigure-demo/src/test/java/geektime/spring/hello/AutoconfigureDemoApplicationTests.java
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package geektime.spring.hello;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.junit4.SpringRunner;
@RunWith(SpringRunner.class)
@SpringBootTest
public class AutoconfigureDemoApplicationTests {
@Test
public void contextLoads() {
}
}

28
Chapter 9/geektime-autoconfigure-backport/.gitignore vendored
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/target/
!.mvn/wrapper/maven-wrapper.jar
### 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/
### VS Code ###
.vscode/

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Chapter 9/geektime-autoconfigure-backport/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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>geektime.spring.hello</groupId>
<artifactId>geektime-autoconfigure-backport</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>geektime-autoconfigure-backport</name>
<description>Demo project for Spring Boot</description>
<properties>
<java.version>1.8</java.version>
<spring-boot.version>2.1.3.RELEASE</spring-boot.version>
</properties>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>${spring-boot.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
</dependency>
<dependency>
<groupId>geektime.spring.hello</groupId>
<artifactId>greeting</artifactId>
<version>0.0.1-SNAPSHOT</version>
<scope>provided</scope>
</dependency>
</dependencies>
</project>

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Chapter 9/geektime-autoconfigure-backport/src/main/java/geektime/spring/hello/greeting/GreetingAutoConfiguration.java
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package geektime.spring.hello.greeting;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Configuration
public class GreetingAutoConfiguration {
@Bean
public static GreetingBeanFactoryPostProcessor greetingBeanFactoryPostProcessor() {
return new GreetingBeanFactoryPostProcessor();
}
}

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Chapter 9/geektime-autoconfigure-backport/src/main/java/geektime/spring/hello/greeting/GreetingBeanFactoryPostProcessor.java
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package geektime.spring.hello.greeting;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.config.BeanFactoryPostProcessor;
import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.beans.factory.support.GenericBeanDefinition;
import org.springframework.util.ClassUtils;
@Slf4j
public class GreetingBeanFactoryPostProcessor implements BeanFactoryPostProcessor {
public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) throws BeansException {
boolean hasClass = ClassUtils.isPresent("geektime.spring.hello.greeting.GreetingApplicationRunner",
GreetingBeanFactoryPostProcessor.class.getClassLoader());
if (!hasClass) {
log.info("GreetingApplicationRunner is NOT present in CLASSPATH.");
return;
}
if (beanFactory.containsBeanDefinition("greetingApplicationRunner")) {
log.info("We already have a greetingApplicationRunner bean registered.");
return;
}
register(beanFactory);
}
private void register(ConfigurableListableBeanFactory beanFactory) {
if (beanFactory instanceof BeanDefinitionRegistry) {
GenericBeanDefinition beanDefinition = new GenericBeanDefinition();
beanDefinition.setBeanClass(GreetingApplicationRunner.class);
((BeanDefinitionRegistry) beanFactory)
.registerBeanDefinition("greetingApplicationRunner",
beanDefinition);
} else {
beanFactory.registerSingleton("greetingApplicationRunner",
new GreetingApplicationRunner());
}
}
}

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28
Chapter 9/geektime-spring-boot-autoconfigure/.gitignore vendored
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@ -0,0 +1,28 @@
/target/
!.mvn/wrapper/maven-wrapper.jar
### 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/
### VS Code ###
.vscode/

42
Chapter 9/geektime-spring-boot-autoconfigure/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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>geektime.spring.hello</groupId>
<artifactId>geektime-spring-boot-autoconfigure</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>geektime-spring-boot-autoconfigure</name>
<description>Demo project for Spring Boot</description>
<properties>
<java.version>1.8</java.version>
<spring-boot.version>2.1.3.RELEASE</spring-boot.version>
</properties>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>${spring-boot.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-autoconfigure</artifactId>
</dependency>
<dependency>
<groupId>geektime.spring.hello</groupId>
<artifactId>greeting</artifactId>
<version>0.0.1-SNAPSHOT</version>
<scope>provided</scope>
</dependency>
</dependencies>
</project>

18
Chapter 9/geektime-spring-boot-autoconfigure/src/main/java/geektime/spring/hello/greeting/GreetingAutoConfiguration.java
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package geektime.spring.hello.greeting;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Configuration
@ConditionalOnClass(GreetingApplicationRunner.class)
public class GreetingAutoConfiguration {
@Bean
@ConditionalOnMissingBean(GreetingApplicationRunner.class)
@ConditionalOnProperty(name = "greeting.enabled", havingValue = "true", matchIfMissing = true)
public GreetingApplicationRunner greetingApplicationRunner() {
return new GreetingApplicationRunner();
}
}

2
Chapter 9/geektime-spring-boot-autoconfigure/src/main/resources/META-INF/spring.factories
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org.springframework.boot.autoconfigure.EnableAutoConfiguration=\
geektime.spring.hello.greeting.GreetingAutoConfiguration

1
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28
Chapter 9/geektime-spring-boot-starter/.gitignore vendored
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@ -0,0 +1,28 @@
/target/
!.mvn/wrapper/maven-wrapper.jar
### 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/
### VS Code ###
.vscode/

24
Chapter 9/geektime-spring-boot-starter/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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>geektime.spring.hello</groupId>
<artifactId>geektime-spring-boot-starter</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>geektime-spring-boot-starter</name>
<description>Demo project for Spring Boot</description>
<dependencies>
<dependency>
<groupId>geektime.spring.hello</groupId>
<artifactId>geektime-spring-boot-autoconfigure</artifactId>
<version>0.0.1-SNAPSHOT</version>
</dependency>
<dependency>
<groupId>geektime.spring.hello</groupId>
<artifactId>greeting</artifactId>
<version>0.0.1-SNAPSHOT</version>
</dependency>
</dependencies>
</project>

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@ -0,0 +1,28 @@
/target/
!.mvn/wrapper/maven-wrapper.jar
### 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/
### VS Code ###
.vscode/

47
Chapter 9/greeting/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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>geektime.spring.hello</groupId>
<artifactId>greeting</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>greeting</name>
<description>Demo project for Spring Boot</description>
<properties>
<java.version>1.8</java.version>
<spring-boot.version>2.1.3.RELEASE</spring-boot.version>
</properties>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>${spring-boot.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot</artifactId>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<optional>true</optional>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
</dependency>
</dependencies>
</project>

16
Chapter 9/greeting/src/main/java/geektime/spring/hello/greeting/GreetingApplicationRunner.java
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package geektime.spring.hello.greeting;
import lombok.extern.slf4j.Slf4j;
import org.springframework.boot.ApplicationArguments;
import org.springframework.boot.ApplicationRunner;
@Slf4j
public class GreetingApplicationRunner implements ApplicationRunner {
public GreetingApplicationRunner() {
log.info("Initializing GreetingApplicationRunner.");
}
public void run(ApplicationArguments args) throws Exception {
log.info("Hello everyone! We all like Spring! ");
}
}

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28
Chapter 9/property-source-demo/.gitignore vendored
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@ -0,0 +1,28 @@
/target/
!.mvn/wrapper/maven-wrapper.jar
### 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/
### VS Code ###
.vscode/

48
Chapter 9/property-source-demo/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 http://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>2.1.3.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>geektime.spring.hello</groupId>
<artifactId>property-source-demo</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>property-source-demo</name>
<description>Demo project for Spring Boot</description>
<properties>
<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>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>

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Chapter 9/property-source-demo/src/main/java/geektime/spring/hello/PropertySourceDemoApplication.java
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package geektime.spring.hello;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.ApplicationArguments;
import org.springframework.boot.ApplicationRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
@Slf4j
public class PropertySourceDemoApplication implements ApplicationRunner {
@Value("${geektime.greeting}")
private String greeting;
public static void main(String[] args) {
SpringApplication.run(PropertySourceDemoApplication.class, args);
}
@Override
public void run(ApplicationArguments args) throws Exception {
log.info("{}", greeting);
}
}

28
Chapter 9/property-source-demo/src/main/java/geektime/spring/hello/YapfEnvironmentPostProcessor.java
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package geektime.spring.hello;
import lombok.extern.slf4j.Slf4j;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.env.EnvironmentPostProcessor;
import org.springframework.boot.env.PropertiesPropertySourceLoader;
import org.springframework.core.env.ConfigurableEnvironment;
import org.springframework.core.env.MutablePropertySources;
import org.springframework.core.env.PropertySource;
import org.springframework.core.io.ClassPathResource;
import org.springframework.core.io.Resource;
@Slf4j
public class YapfEnvironmentPostProcessor implements EnvironmentPostProcessor {
private PropertiesPropertySourceLoader loader = new PropertiesPropertySourceLoader();
@Override
public void postProcessEnvironment(ConfigurableEnvironment environment, SpringApplication application) {
MutablePropertySources propertySources = environment.getPropertySources();
Resource resource = new ClassPathResource("yapf.properties");
try {
PropertySource ps = loader.load("YetAnotherPropertiesFile", resource)
.get(0);
propertySources.addFirst(ps);
} catch (Exception e) {
log.error("Exception!", e);
}
}
}

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Chapter 9/property-source-demo/src/main/resources/META-INF/spring.factories
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org.springframework.boot.env.EnvironmentPostProcessor=geektime.spring.hello.YapfEnvironmentPostProcessor

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Chapter 9/property-source-demo/src/main/resources/application.properties
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1
Chapter 9/property-source-demo/src/main/resources/yapf.properties
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geektime.greeting=hello

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Chapter 9/property-source-demo/src/test/java/geektime/spring/hello/PropertySourceDemoApplicationTests.java
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package geektime.spring.hello;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.junit4.SpringRunner;
@RunWith(SpringRunner.class)
@SpringBootTest
public class PropertySourceDemoApplicationTests {
@Test
public void contextLoads() {
}
}
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