Fix Snapshot Deploy

This commit merges a workaround to an issue in JFrog's Gradle plugin
which causes SNAPSHOTs to be out of sync and thus prevents downloading.

Closes gh-2177

buildSrc/build.gradle

@@ -66,7 +66,7 @@ dependencies {
     implementation 'io.spring.nohttp:nohttp-gradle:0.0.9'
     implementation 'net.sourceforge.htmlunit:htmlunit:2.55.0'
     implementation 'org.hidetake:gradle-ssh-plugin:2.10.1'
-    implementation 'org.jfrog.buildinfo:build-info-extractor-gradle:4.24.20'
+    implementation 'org.jfrog.buildinfo:build-info-extractor-gradle:4.29.0'
     implementation 'org.sonarsource.scanner.gradle:sonarqube-gradle-plugin:2.7.1'
 
     testImplementation platform('org.junit:junit-bom:5.8.1')

buildSrc/src/main/groovy/io/spring/gradle/convention/ArtifactoryPlugin.groovy

@@ -18,6 +18,7 @@ package io.spring.gradle.convention
 
 import org.gradle.api.Plugin
 import org.gradle.api.Project
+import org.gradle.api.publish.maven.plugins.MavenPublishPlugin
 
 class ArtifactoryPlugin implements Plugin<Project> {
 
@@ -37,8 +38,14 @@ class ArtifactoryPlugin implements Plugin<Project> {
 						password = artifactoryPassword
 					}
 				}
-				defaults {
-					publications('mavenJava')
+			}
+		}
+		project.plugins.withType(MavenPublishPlugin) {
+			project.artifactory {
+				publish {
+					defaults {
+						publications('mavenJava')
+					}
 				}
 			}
 		}

buildSrc/src/main/groovy/io/spring/gradle/convention/RootProjectPlugin.groovy

@@ -32,6 +32,7 @@ class RootProjectPlugin implements Plugin<Project> {
 		pluginManager.apply(SchemaPlugin)
 		pluginManager.apply(NoHttpPlugin)
 		pluginManager.apply(SpringNexusPublishPlugin)
+		pluginManager.apply(ArtifactoryPlugin)
 		pluginManager.apply("org.sonarqube")
 
 		project.repositories.mavenCentral()

gradle.properties

@@ -1,3 +1,3 @@
 org.gradle.jvmargs=-Xmx2g -XX:MaxMetaspaceSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
 org.gradle.parallel=true
-version=2.6.3
+version=2.6.4-SNAPSHOT

spring-session-docs/antora.yml

@@ -1,2 +1,3 @@
 name: ROOT
-version: '2.6.3'
+version: '2.6.4'
+prerelease: '-SNAPSHOT'