Extract gradle plugin versions to gradle.properties

Author: setchy

build.gradle

@@ -22,10 +22,10 @@ import org.gradle.api.tasks.testing.logging.TestLogEvent
 
 plugins {
     id "org.springframework.boot" version "$LIB_SPRING_BOOT_VER" apply false
-    id "org.sonarqube" version "3.2.0"
+    id "org.sonarqube" version "$PLUGIN_SONARQUBE_VER"
     id "jacoco"
-    id 'io.codearte.nexus-staging' version '0.30.0'
-    id 'com.github.sherter.google-java-format' version '0.9' apply false
+    id 'io.codearte.nexus-staging' version "$PLUGIN_NEXUS_STAGING_VER"
+    id 'com.github.sherter.google-java-format' version "$PLUGIN_GOOGLE_JAVA_FORMAT_VER" apply false
 }
 
 sonarqube {
@@ -92,7 +92,7 @@ subprojects {
         }
 
         jacoco {
-            toolVersion = "0.8.7-SNAPSHOT"
+            toolVersion = "$PLUGIN_JACOCO_VER"
         }
 
         jacocoTestReport {

gradle.properties

@@ -40,5 +40,10 @@ LIB_GRAPHQL_ANNOTATIONS_VER=8.3
 LIB_REFLECTIONS_VER=0.9.11
 LIB_APACHE_COMMONS_TEXT=1.9
 LIB_JSOUP_VER=1.13.1
+### Plugins
+PLUGIN_JACOCO_VER=0.8.7-SNAPSHOT
+PLUGIN_SONARQUBE_VER=3.2.0
+PLUGIN_NEXUS_STAGING_VER=0.30.0
+PLUGIN_GOOGLE_JAVA_FORMAT_VER=0.9
 ###
 org.gradle.daemon=true