上传第5章代码

Chapter 5/mongodb-demo/.gitignore

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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/

Chapter 5/mongodb-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.data.reactive</groupId>
+	<artifactId>mongodb-demo</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	<name>mongodb-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-data-mongodb-reactive</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>org.joda</groupId>
+			<artifactId>joda-money</artifactId>
+			<version>1.0.1</version>
+		</dependency>
+
+		<dependency>
+			<groupId>org.projectlombok</groupId>
+			<artifactId>lombok</artifactId>
+			<optional>true</optional>
+		</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>

Chapter 5/mongodb-demo/src/main/java/geektime/spring/data/reactive/mongodbdemo/MongodbDemoApplication.java

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+package geektime.spring.data.reactive.mongodbdemo;
+
+import geektime.spring.data.reactive.mongodbdemo.converter.MoneyReadConverter;
+import geektime.spring.data.reactive.mongodbdemo.converter.MoneyWriteConverter;
+import geektime.spring.data.reactive.mongodbdemo.model.Coffee;
+import lombok.extern.slf4j.Slf4j;
+import org.joda.money.CurrencyUnit;
+import org.joda.money.Money;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.ApplicationArguments;
+import org.springframework.boot.ApplicationRunner;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Bean;
+import org.springframework.data.mongodb.core.ReactiveMongoTemplate;
+import org.springframework.data.mongodb.core.convert.MongoCustomConversions;
+import org.springframework.data.mongodb.core.query.Update;
+import reactor.core.scheduler.Schedulers;
+
+import java.util.Arrays;
+import java.util.Date;
+import java.util.List;
+import java.util.concurrent.CountDownLatch;
+
+import static org.springframework.data.mongodb.core.query.Criteria.where;
+import static org.springframework.data.mongodb.core.query.Query.query;
+
+@SpringBootApplication
+@Slf4j
+public class MongodbDemoApplication implements ApplicationRunner {
+	@Autowired
+	private ReactiveMongoTemplate mongoTemplate;
+	private CountDownLatch cdl = new CountDownLatch(2);
+
+	public static void main(String[] args) {
+		SpringApplication.run(MongodbDemoApplication.class, args);
+	}
+
+	@Bean
+	public MongoCustomConversions mongoCustomConversions() {
+		return new MongoCustomConversions(
+				Arrays.asList(new MoneyReadConverter(),
+						new MoneyWriteConverter()));
+	}
+
+	@Override
+	public void run(ApplicationArguments args) throws Exception {
+//		startFromInsertion(() -> log.info("Runnable"));
+		startFromInsertion(() -> {
+			log.info("Runnable");
+			decreaseHighPrice();
+		});
+
+		log.info("after starting");
+
+//		decreaseHighPrice();
+
+		cdl.await();
+	}
+
+	private void startFromInsertion(Runnable runnable) {
+		mongoTemplate.insertAll(initCoffee())
+				.publishOn(Schedulers.elastic())
+				.doOnNext(c -> log.info("Next: {}", c))
+				.doOnComplete(runnable)
+				.doFinally(s -> {
+					cdl.countDown();
+					log.info("Finnally 1, {}", s);
+				})
+				.count()
+				.subscribe(c -> log.info("Insert {} records", c));
+	}
+
+	private void decreaseHighPrice() {
+		mongoTemplate.updateMulti(query(where("price").gte(3000L)),
+				new Update().inc("price", -500L)
+						.currentDate("updateTime"), Coffee.class)
+				.doFinally(s -> {
+					cdl.countDown();
+					log.info("Finnally 2, {}", s);
+				})
+				.subscribe(r -> log.info("Result is {}", r));
+	}
+
+	private List<Coffee> initCoffee() {
+		Coffee espresso = Coffee.builder()
+				.name("espresso")
+				.price(Money.of(CurrencyUnit.of("CNY"), 20.0))
+				.createTime(new Date())
+				.updateTime(new Date())
+				.build();
+		Coffee latte = Coffee.builder()
+				.name("latte")
+				.price(Money.of(CurrencyUnit.of("CNY"), 30.0))
+				.createTime(new Date())
+				.updateTime(new Date())
+				.build();
+
+		return Arrays.asList(espresso, latte);
+	}
+}

Chapter 5/mongodb-demo/src/main/java/geektime/spring/data/reactive/mongodbdemo/converter/MoneyReadConverter.java

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+package geektime.spring.data.reactive.mongodbdemo.converter;
+
+import org.joda.money.CurrencyUnit;
+import org.joda.money.Money;
+import org.springframework.core.convert.converter.Converter;
+
+public class MoneyReadConverter implements Converter<Long, Money> {
+    @Override
+    public Money convert(Long aLong) {
+        return Money.ofMinor(CurrencyUnit.of("CNY"), aLong);
+    }
+}

Chapter 5/mongodb-demo/src/main/java/geektime/spring/data/reactive/mongodbdemo/converter/MoneyWriteConverter.java

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+package geektime.spring.data.reactive.mongodbdemo.converter;
+
+import org.joda.money.Money;
+import org.springframework.core.convert.converter.Converter;
+
+public class MoneyWriteConverter implements Converter<Money, Long> {
+    @Override
+    public Long convert(Money money) {
+        return money.getAmountMinorLong();
+    }
+}

Chapter 5/mongodb-demo/src/main/java/geektime/spring/data/reactive/mongodbdemo/model/Coffee.java

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+package geektime.spring.data.reactive.mongodbdemo.model;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import org.joda.money.Money;
+
+import java.util.Date;
+
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+@Builder
+public class Coffee {
+    private String id;
+    private String name;
+    private Money price;
+    private Date createTime;
+    private Date updateTime;
+}

Chapter 5/mongodb-demo/src/main/resources/application.properties

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+spring.data.mongodb.uri=mongodb://springbucks:springbucks@localhost:27017/springbucks

Chapter 5/mongodb-demo/src/test/java/geektime/spring/data/reactive/mongodbdemo/MongodbDemoApplicationTests.java

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+package geektime.spring.data.reactive.mongodbdemo;
+
+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 MongodbDemoApplicationTests {
+
+	@Test
+	public void contextLoads() {
+	}
+
+}

Chapter 5/performance-aspect-demo/.gitignore

@@ -0,0 +1,25 @@
+/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/

Chapter 5/performance-aspect-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>2.1.2.RELEASE</version>
+		<relativePath/> <!-- lookup parent from repository -->
+	</parent>
+	<groupId>geektime.spring</groupId>
+	<artifactId>springbucks</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	<name>springbucks</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-data-jpa</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>org.joda</groupId>
+			<artifactId>joda-money</artifactId>
+			<version>1.0.1</version>
+		</dependency>
+		<dependency>
+			<groupId>org.jadira.usertype</groupId>
+			<artifactId>usertype.core</artifactId>
+			<version>6.0.1.GA</version>
+		</dependency>
+
+		<dependency>
+			<groupId>p6spy</groupId>
+			<artifactId>p6spy</artifactId>
+			<version>3.8.1</version>
+		</dependency>
+
+		<dependency>
+			<groupId>com.h2database</groupId>
+			<artifactId>h2</artifactId>
+			<scope>runtime</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.projectlombok</groupId>
+			<artifactId>lombok</artifactId>
+			<optional>true</optional>
+		</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>

Chapter 5/performance-aspect-demo/src/main/java/geektime/spring/springbucks/SpringBucksApplication.java

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+package geektime.spring.springbucks;
+
+import geektime.spring.springbucks.model.Coffee;
+import geektime.spring.springbucks.model.CoffeeOrder;
+import geektime.spring.springbucks.model.OrderState;
+import geektime.spring.springbucks.repository.CoffeeRepository;
+import geektime.spring.springbucks.service.CoffeeOrderService;
+import geektime.spring.springbucks.service.CoffeeService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.ApplicationArguments;
+import org.springframework.boot.ApplicationRunner;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.EnableAspectJAutoProxy;
+import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
+import org.springframework.transaction.annotation.EnableTransactionManagement;
+
+import java.util.Optional;
+
+@Slf4j
+@EnableTransactionManagement
+@SpringBootApplication
+@EnableJpaRepositories
+@EnableAspectJAutoProxy
+public class SpringBucksApplication implements ApplicationRunner {
+	@Autowired
+	private CoffeeRepository coffeeRepository;
+	@Autowired
+	private CoffeeService coffeeService;
+	@Autowired
+	private CoffeeOrderService orderService;
+
+	public static void main(String[] args) {
+		SpringApplication.run(SpringBucksApplication.class, args);
+	}
+
+	@Override
+	public void run(ApplicationArguments args) throws Exception {
+		log.info("All Coffee: {}", coffeeRepository.findAll());
+
+		Optional<Coffee> latte = coffeeService.findOneCoffee("Latte");
+		if (latte.isPresent()) {
+			CoffeeOrder order = orderService.createOrder("Li Lei", latte.get());
+			log.info("Update INIT to PAID: {}", orderService.updateState(order, OrderState.PAID));
+			log.info("Update PAID to INIT: {}", orderService.updateState(order, OrderState.INIT));
+		}
+	}
+}
+