Fix Gradle build

spring-cloud-function-samples/function-sample-aws/build.gradle

@@ -1,7 +1,7 @@
 buildscript {
 	ext {
-		springBootVersion = '2.0.3.RELEASE'
-		wrapperVersion = '1.0.13.BUILD-SNAPSHOT'
+		springBootVersion = '2.2.0.BUILD-SNAPSHOT'
+		wrapperVersion = '1.0.17.RELEASE'
 		shadowVersion = '2.0.1'
 	}
 	repositories {
@@ -15,6 +15,7 @@ buildscript {
 		classpath "com.github.jengelman.gradle.plugins:shadow:${shadowVersion}"
 		classpath("org.springframework.boot.experimental:spring-boot-thin-gradle-plugin:${wrapperVersion}")
 		classpath("org.springframework.boot:spring-boot-gradle-plugin:${springBootVersion}")
+		classpath("io.spring.gradle:dependency-management-plugin:1.0.8.RELEASE")
 	}
 }
 
@@ -25,6 +26,7 @@ apply plugin: 'com.github.johnrengelman.shadow'
 apply plugin: 'io.spring.dependency-management'
 apply plugin: 'org.springframework.boot'
 apply plugin: 'org.springframework.boot.experimental.thin-launcher'
+apply plugin: 'io.spring.dependency-management'
 
 group = 'io.spring.sample'
 version = '2.0.0.RELEASE'
@@ -39,8 +41,8 @@ repositories {
 }
 
 ext {
-	springCloudFunctionVersion = "2.0.0.BUILD-SNAPSHOT"
-	awsLambdaEventsVersion = "1.2.1"
+	springCloudFunctionVersion = "3.0.0.BUILD-SNAPSHOT"
+	awsLambdaEventsVersion = "2.0.2"
 	awsLambdaCoreVersion = "1.1.0"
 }
 ext['reactor.version'] = "3.1.7.RELEASE"
@@ -76,9 +78,16 @@ configurations {
 	testCompile.extendsFrom(compileOnly)
 }
 
+dependencyManagement {
+	imports {
+		mavenBom "org.springframework.cloud:spring-cloud-function-dependencies:${springCloudFunctionVersion}"
+	}
+}
+
 dependencies {
-	compile("org.springframework.cloud:spring-cloud-starter-function-web:${springCloudFunctionVersion}")
-	compile("org.springframework.cloud:spring-cloud-function-adapter-aws:${springCloudFunctionVersion}")
+	compile("org.springframework.cloud:spring-cloud-function-adapter-aws")
+	compile("org.springframework.cloud:spring-cloud-starter-function-webflux")
+	compile("org.springframework.boot:spring-boot-configuration-processor")
 	compileOnly("com.amazonaws:aws-lambda-java-events:${awsLambdaEventsVersion}")
 	compileOnly("com.amazonaws:aws-lambda-java-core:${awsLambdaCoreVersion}")
 	testCompile('org.springframework.boot:spring-boot-starter-test')

spring-cloud-function-samples/function-sample-aws/gradle/wrapper/gradle-wrapper.properties

@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.8.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.5.1-bin.zip