#490 - Enable Maven caching for Jenkins jobs.

Jenkinsfile

@@ -23,14 +23,13 @@ pipeline {
 				docker {
 					image 'adoptopenjdk/openjdk8:latest'
 					label 'data'
-					args '-u root -v /var/run/docker.sock:/var/run/docker.sock'
-					// root but with no maven caching
+					args '-u root -v /var/run/docker.sock:/var/run/docker.sock -v $HOME:/tmp/jenkins-home'
 				}
 			}
 			options { timeout(time: 30, unit: 'MINUTES') }
 			steps {
-				sh 'rm -rf ?'
-				sh 'MAVEN_OPTS="-Duser.name=jenkins -Duser.home=/tmp/jenkins-home" ./mvnw -Pci clean dependency:list test -Dsort -U -B'
+				sh 'mkdir -p /tmp/jenkins-home/.m2/spring-data-r2dbc'
+				sh 'MAVEN_OPTS="-Duser.name=jenkins -Duser.home=/tmp/jenkins-home" ./mvnw -Pci clean dependency:list test -Dsort -U -B -Dmaven.repo.local=/tmp/jenkins-home/.m2/spring-data-r2dbc'
 				sh "chown -R 1001:1001 target"
 			}
 		}
@@ -48,14 +47,12 @@ pipeline {
 						docker {
 							image 'adoptopenjdk/openjdk11:latest'
 							label 'data'
-							args '-u root -v /var/run/docker.sock:/var/run/docker.sock'
-							// root but with no maven caching
+							args '-u root -v /var/run/docker.sock:/var/run/docker.sock -v $HOME:/tmp/jenkins-home'
 						}
 					}
 					options { timeout(time: 30, unit: 'MINUTES') }
 					steps {
-						sh 'rm -rf ?'
-						sh 'MAVEN_OPTS="-Duser.name=jenkins -Duser.home=/tmp/jenkins-home" ./mvnw -Pci,java11 clean dependency:list test -Dsort -U -B'
+						sh 'MAVEN_OPTS="-Duser.name=jenkins -Duser.home=/tmp/jenkins-home" ./mvnw -Pci,java11 clean dependency:list test -Dsort -U -B -Dmaven.repo.local=/tmp/jenkins-home/.m2/spring-data-r2dbc'
 						sh "chown -R 1001:1001 target"
 					}
 				}
@@ -65,14 +62,12 @@ pipeline {
 						docker {
 							image 'adoptopenjdk/openjdk15:latest'
 							label 'data'
-							args '-u root -v /var/run/docker.sock:/var/run/docker.sock'
-							// root but with no maven caching
+							args '-u root -v /var/run/docker.sock:/var/run/docker.sock -v $HOME:/tmp/jenkins-home'
 						}
 					}
 					options { timeout(time: 30, unit: 'MINUTES') }
 					steps {
-						sh 'rm -rf ?'
-						sh 'MAVEN_OPTS="-Duser.name=jenkins -Duser.home=/tmp/jenkins-home" ./mvnw -Pci,java11 clean dependency:list test -Dsort -U -B'
+						sh 'MAVEN_OPTS="-Duser.name=jenkins -Duser.home=/tmp/jenkins-home" ./mvnw -Pci,java11 clean dependency:list test -Dsort -U -B -Dmaven.repo.local=/tmp/jenkins-home/.m2/spring-data-r2dbc'
 						sh "chown -R 1001:1001 target"
 					}
 				}
@@ -90,7 +85,7 @@ pipeline {
 				docker {
 					image 'adoptopenjdk/openjdk8:latest'
 					label 'data'
-					args '-v $HOME:/tmp/jenkins-home'
+					args '-u root -v /var/run/docker.sock:/var/run/docker.sock -v $HOME:/tmp/jenkins-home'
 				}
 			}
 			options { timeout(time: 20, unit: 'MINUTES') }
@@ -100,8 +95,7 @@ pipeline {
 			}
 
 			steps {
-				sh 'rm -rf ?'
-				sh 'MAVEN_OPTS="-Duser.name=jenkins -Duser.home=/tmp/jenkins-home" ./mvnw -Pci,artifactory ' +
+				sh 'MAVEN_OPTS="-Duser.name=jenkins -Duser.home=/tmp/jenkins-home" ./mvnw -Pci,artifactory -Dmaven.repo.local=/tmp/jenkins-home/.m2/spring-data-r2dbc ' +
 						'-Dartifactory.server=https://repo.spring.io ' +
 						"-Dartifactory.username=${ARTIFACTORY_USR} " +
 						"-Dartifactory.password=${ARTIFACTORY_PSW} " +
@@ -120,7 +114,7 @@ pipeline {
 				docker {
 					image 'adoptopenjdk/openjdk8:latest'
 					label 'data'
-					args '-v $HOME:/tmp/jenkins-home'
+					args '-u root -v /var/run/docker.sock:/var/run/docker.sock -v $HOME:/tmp/jenkins-home'
 				}
 			}
 			options { timeout(time: 20, unit: 'MINUTES') }
@@ -130,7 +124,7 @@ pipeline {
 			}
 
 			steps {
-				sh 'MAVEN_OPTS="-Duser.name=jenkins -Duser.home=/tmp/jenkins-home" ./mvnw -Pci,distribute ' +
+				sh 'MAVEN_OPTS="-Duser.name=jenkins -Duser.home=/tmp/jenkins-home" ./mvnw -Pci,distribute -Dmaven.repo.local=/tmp/jenkins-home/.m2/spring-data-r2dbc ' +
 						'-Dartifactory.server=https://repo.spring.io ' +
 						"-Dartifactory.username=${ARTIFACTORY_USR} " +
 						"-Dartifactory.password=${ARTIFACTORY_PSW} " +