Polish chapter 1 code

Author: gregturn

1/part1/build.gradle

@@ -39,16 +39,13 @@ repositories {
 }
 
 // tag::deps[]
-ext['thymeleaf-spring5.version'] = '3.0.7-SNAPSHOT'
-
 dependencies {
-	compile('org.springframework.boot:spring-boot-starter-data-jpa')
+	compile('org.springframework.boot:spring-boot-starter-data-mongodb-reactive')
 	compile('org.springframework.boot:spring-boot-starter-thymeleaf')
-	compile('org.springframework.boot:spring-boot-starter-web')
-	compile('org.springframework:spring-messaging')
+	compile('org.springframework.boot:spring-boot-starter-webflux')
 
 	compile('org.projectlombok:lombok')
-	runtime('com.h2database:h2')
+	compile('de.flapdoodle.embed:de.flapdoodle.embed.mongo')
 	testCompile('org.springframework.boot:spring-boot-starter-test')
 }
 // end::deps[]

1/part1/gradle/wrapper/gradle-wrapper.properties

@@ -1,24 +1,18 @@
 package com.greglturnquist.learningspringboot;
 
-import javax.persistence.Entity;
-import javax.persistence.GeneratedValue;
-import javax.persistence.Id;
-
 import lombok.Data;
 
+import org.springframework.data.annotation.Id;
+import org.springframework.data.mongodb.core.mapping.Document;
+
 @Data
-@Entity
+@Document
 public class Chapter {
 
-	@Id @GeneratedValue
-	private Long id;
-
+	@Id
+	private String id;
 	private String name;
 
-	private Chapter() {
-		// No one but JPA uses this.
-	}
-
 	public Chapter(String name) {
 		this.name = name;
 	}

1/part1/gradlew

@@ -1,5 +1,7 @@
 package com.greglturnquist.learningspringboot;
 
+import reactor.core.publisher.Flux;
+
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RestController;
 
@@ -13,7 +15,7 @@ public ChapterController(ChapterRepository repository) {
 	}
 
 	@GetMapping("/chapters")
-	public Iterable<Chapter> listing() {
+	public Flux<Chapter> listing() {
 		return repository.findAll();
 	}
 }

1/part1/gradlew.bat

@@ -1,8 +1,8 @@
 package com.greglturnquist.learningspringboot;
 
-import org.springframework.data.repository.CrudRepository;
+import org.springframework.data.repository.reactive.ReactiveCrudRepository;
 
 public interface ChapterRepository
-	extends CrudRepository<Chapter, Long> {
+	extends ReactiveCrudRepository<Chapter, String> {
 
 }

1/part1/src/main/java/com/greglturnquist/learningspringboot/Chapter.java

@@ -1,5 +1,7 @@
 package com.greglturnquist.learningspringboot;
 
+import reactor.core.publisher.Flux;
+
 import org.springframework.boot.CommandLineRunner;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
@@ -10,12 +12,12 @@ public class LoadDatabase {
 	@Bean
 	CommandLineRunner init(ChapterRepository repository) {
 		return args -> {
-			repository.save(
-				new Chapter("Quick start with Java"));
-			repository.save(
-				new Chapter("Reactive Web with Spring Boot"));
-			repository.save(
-				new Chapter("...and more!"));
+			Flux.just(
+				new Chapter("Quick Start with Java"),
+				new Chapter("Reactive Web with Spring Boot"),
+				new Chapter("...and more!"))
+			.flatMap(repository::save)
+			.subscribe(System.out::println);
 		};
 	}
 

1/part1/src/main/java/com/greglturnquist/learningspringboot/ChapterController.java

@@ -1,6 +1,6 @@
-#Sun May 14 20:03:28 CDT 2017
+#Fri Jul 28 13:37:07 BST 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-3.4-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.0.2-bin.zip