Allow to enable Sonar as part of the Gradle build and add Jenkins DSL job to test it

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1786430 13f79535-47bb-0310-9956-ffa450edef68

build.gradle

@@ -21,14 +21,15 @@ buildscript {
 
 	dependencies {
 		classpath 'me.champeau.gradle:japicmp-gradle-plugin:0.1.2'
+		classpath "org.sonarsource.scanner.gradle:sonarqube-gradle-plugin:2.2.1"
 	}
 }
 
-/* We cannot add this here as the Sonar-plugin requires Java 8, but
- * we want to at least keep Java 7 compatibility for building POI via Gradle for now
-plugins {
-  id "org.sonarqube" version "2.2.1"
-}*/
+// Only add the plugin for Sonar if enabled as it requires Java 8
+if (project.hasProperty('enableSonar')) {
+	println 'Enabling Sonar support'
+	apply plugin: "org.sonarqube"
+}
 
 // For help converting an Ant build to a Gradle build, see
 // https://docs.gradle.org/current/userguide/ant.html

jenkins/create_jobs.groovy

@@ -63,6 +63,8 @@ def poijobs = [
     ],
     [ name: 'POI-DSL-SonarQube', jdk: '1.8', trigger: 'H 9 * * *', maven: true, sonar: true
     ],
+    [ name: 'POI-DSL-SonarQube-Gradle', jdk: '1.8', trigger: 'H 9 * * *', gradle: true, sonar: true, skipcigame: true
+    ],
 ]
 
 def svnBase = 'https://svn.apache.org/repos/asf/poi/trunk'
@@ -244,6 +246,24 @@ for more details about the DSL.</b>
                 }
                 mailer(email, false, false)
             }
+        } else if(poijob.sonar) {
+            steps {
+                shell(shellcmds)
+                gradle {
+                    switches('-PenableSonar')
+                    switches('-PsystemProp.sonar.host.url=$SONAR_HOST_URL')
+                    tasks('sonarqube')
+                    useWrapper(false)
+                }
+            }
+            publishers {
+                if (!poijob.skipcigame) {
+                    configure { project ->
+                        project / publishers << 'hudson.plugins.cigame.GamePublisher' {}
+                    }
+                }
+                mailer(email, false, false)
+            }
         } else {
             steps {
                 shell(shellcmds)