Upgrade dependencies

build.gradle

@@ -1,5 +1,5 @@
 buildscript {
-	ext.kotlinVersion = '1.3.31'
+	ext.kotlinVersion = '1.3.50'
 	dependencies {
 		classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlinVersion"
 		classpath "org.jetbrains.kotlin:kotlin-allopen:$kotlinVersion"
@@ -14,6 +14,7 @@ plugins {
 	id 'org.sonarqube' version '2.7.1'
 	id 'checkstyle'
 	id 'org.ajoberstar.grgit' version '3.1.1'
+	id "io.spring.dependency-management" version "1.0.8.RELEASE"
 }
 
 description = 'Spring Integration Kafka Support'
@@ -54,13 +55,13 @@ compileTestKotlin {
 }
 
 ext {
-	assertkVersion = '0.17'
-	jacksonVersion = '2.9.9'
+	assertkVersion = '0.19'
+	jacksonVersion = '2.9.9.20190807'
 	junitJupiterVersion = '5.5.1'
 	junitPlatformVersion = '1.5.1'
-	log4jVersion = '2.11.2'
-	springIntegrationVersion = '5.2.0.BUILD-SNAPSHOT'
-	springKafkaVersion = '2.3.0.BUILD-SNAPSHOT'
+	log4jVersion = '2.12.1'
+	springIntegrationVersion = '5.2.0.RC1'
+	springKafkaVersion = '2.3.0.RC1'
 
 	idPrefix = 'kafka'
 
@@ -75,10 +76,24 @@ ext {
 			files(grgit.status().unstaged.modified).filter{ f -> f.name.endsWith('.java') || f.name.endsWith('.kt') }
 }
 
+dependencyManagement {
+	resolutionStrategy {
+		cacheChangingModulesFor 0, 'seconds'
+	}
+	applyMavenExclusions = false
+	generatedPomCustomization {
+		enabled = false
+	}
+	imports {
+		mavenBom "com.fasterxml.jackson:jackson-bom:$jacksonVersion"
+	}
+}
+
+
 eclipse.project.natures += 'org.springframework.ide.eclipse.core.springnature'
 
 jacoco {
-	toolVersion = "0.8.3"
+	toolVersion = "0.8.4"
 }
 
 dependencies {
@@ -100,8 +115,8 @@ dependencies {
 	// To avoid compiler warnings about @API annotations in JUnit code
 	testCompileOnly 'org.apiguardian:apiguardian-api:1.0.0'
 
-	testRuntime "com.fasterxml.jackson.core:jackson-core:$jacksonVersion"
-	testRuntime "com.fasterxml.jackson.core:jackson-databind:$jacksonVersion"
+	testRuntime "com.fasterxml.jackson.core:jackson-core"
+	testRuntime "com.fasterxml.jackson.core:jackson-databind"
 	testRuntime "org.apache.logging.log4j:log4j-slf4j-impl:$log4jVersion"
 }
 
@@ -121,7 +136,7 @@ test {
 
 checkstyle {
 	configFile = new File(rootDir, "src/checkstyle/checkstyle.xml")
-	toolVersion = '8.20'
+	toolVersion = '8.24'
 }
 
 task updateCopyrights {

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

gradlew

@@ -7,7 +7,7 @@
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
 #
-#      http://www.apache.org/licenses/LICENSE-2.0
+#      https://www.apache.org/licenses/LICENSE-2.0
 #
 # Unless required by applicable law or agreed to in writing, software
 # distributed under the License is distributed on an "AS IS" BASIS,
@@ -125,8 +125,8 @@ if $darwin; then
     GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
 fi
 
-# For Cygwin, switch paths to Windows format before running java
-if $cygwin ; then
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
     APP_HOME=`cygpath --path --mixed "$APP_HOME"`
     CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
     JAVACMD=`cygpath --unix "$JAVACMD"`

gradlew.bat

@@ -5,7 +5,7 @@
 @rem you may not use this file except in compliance with the License.
 @rem You may obtain a copy of the License at
 @rem
-@rem      http://www.apache.org/licenses/LICENSE-2.0
+@rem      https://www.apache.org/licenses/LICENSE-2.0
 @rem
 @rem Unless required by applicable law or agreed to in writing, software
 @rem distributed under the License is distributed on an "AS IS" BASIS,

publish-maven.gradle

@@ -14,6 +14,17 @@ install {
 
 def customizePom(pom, gradleProject) {
 	pom.whenConfigured { generatedPom ->
+
+		// sort to make pom dependencies order consistent to ease comparison of older poms
+		generatedPom.dependencies = generatedPom.dependencies.sort { dep ->
+			"$dep.scope:$dep.groupId:$dep.artifactId"
+		}
+
+		def managedVersions = dependencyManagement.managedVersions
+		generatedPom.dependencies.findAll{dep -> !dep.version }.each { dep ->
+			dep.version = managedVersions["${dep.groupId}:${dep.artifactId}"]
+		}
+
 		// respect 'optional' and 'provided' dependencies
 		gradleProject.optionalDeps.each { dep ->
 			generatedPom.dependencies.find { it.artifactId == dep.name }?.optional = true