extracted gradle dependency versions into the root build.gradle file (one place for all sub modules)

mobile/com.sap.sailing.android.shared/build.gradle

@@ -1,12 +1,12 @@
 apply plugin: 'com.android.library'
 
 android {
-    buildToolsVersion "22.0.1"
-    compileSdkVersion 22
+    buildToolsVersion rootProject.ext.buildTools
+    compileSdkVersion rootProject.ext.compileSdk
 
     defaultConfig {
-        minSdkVersion 14
-        targetSdkVersion 22
+        minSdkVersion rootProject.ext.minSdk
+        targetSdkVersion rootProject.ext.targetSdk
     }
 
     sourceSets {
@@ -39,7 +39,7 @@ android {
 
 dependencies {
     /* support libraries */
-    compile 'com.android.support:appcompat-v7:22.1.1'
+    compile "com.android.support:appcompat-v7:${rootProject.ext.support}"
 
     /* local dependencies */
     compile project(':java:com.sap.sailing.domain.common')
@@ -49,7 +49,7 @@ dependencies {
     compile project(':java:org.json.simple')
 
     /* Google Play Services */
-    compile "com.google.android.gms:play-services-location:7.3.0"
+    compile "com.google.android.gms:play-services-location:${rootProject.ext.play_services}"
 
     /* all local jar-libs */
     compile fileTree(dir: "libs", include: ["*.jar"])

mobile/com.sap.sailing.android.tracking.app/build.gradle

@@ -5,13 +5,13 @@ def packageName = "com.sap.sailing.android.tracking.app"
 def verCode = 1
 
 android {
-    buildToolsVersion "22.0.1"
-    compileSdkVersion 22
+    buildToolsVersion rootProject.ext.buildTools
+    compileSdkVersion rootProject.ext.compileSdk
 
     defaultConfig {
         applicationId packageName
-        minSdkVersion 14
-        targetSdkVersion 22
+        minSdkVersion rootProject.ext.minSdk
+        targetSdkVersion rootProject.ext.targetSdk
         versionCode verCode
         versionName "$verCode - Altitude"
         useJack false // not working on Windows yet
@@ -69,25 +69,25 @@ android {
 
 dependencies {
     /* support libraries */
-    compile "com.android.support:appcompat-v7:22.1.1"
+    compile "com.android.support:appcompat-v7:${rootProject.ext.support}"
 
     /* Google Play Services */
-    compile "com.google.android.gms:play-services-gcm:7.3.0"
-    compile "com.google.android.gms:play-services-location:7.3.0"
+    compile "com.google.android.gms:play-services-gcm:${rootProject.ext.play_services}"
+    compile "com.google.android.gms:play-services-location:${rootProject.ext.play_services}"
 
     /* local dependencies */
     compile project(":mobile:com.sap.sailing.android.shared")
 
     /* JVM tests */
-    testCompile 'junit:junit:4.12'
-    testCompile "org.mockito:mockito-core:1.9.5"
+    testCompile "junit:junit:${rootProject.ext.junit}"
+    testCompile "org.mockito:mockito-core:${rootProject.ext.mockito}"
 
     /* UI testing with espresso */
-    androidTestCompile "com.android.support:support-annotations:22.1.1"
-    androidTestCompile "com.android.support.test:runner:0.2"
-    androidTestCompile "com.android.support.test:rules:0.2"
-    androidTestCompile "com.android.support.test.espresso:espresso-core:2.1"
-    androidTestCompile ("com.android.support.test.espresso:espresso-contrib:2.1") {
+    androidTestCompile "com.android.support:support-annotations:${rootProject.ext.support}"
+    androidTestCompile "com.android.support.test:runner:${rootProject.ext.test}"
+    androidTestCompile "com.android.support.test:rules:${rootProject.ext.test}"
+    androidTestCompile "com.android.support.test.espresso:espresso-core:${rootProject.ext.espresso}"
+    androidTestCompile ("com.android.support.test.espresso:espresso-contrib:${rootProject.ext.espresso}") {
         exclude group: "com.android.support", module: "appcompat"
         exclude group: "com.android.support", module: "support-v4"
         exclude module: "recyclerview-v7"

mobile/com.sap.sailing.buoy.positioning/build.gradle

@@ -5,13 +5,13 @@ def packageName = "com.sap.sailing.buoy.positioning.app"
 def verCode = 1
 
 android {
-    buildToolsVersion "22.0.1"
-    compileSdkVersion 22
+    buildToolsVersion rootProject.ext.buildTools
+    compileSdkVersion rootProject.ext.compileSdk
 
     defaultConfig {
         applicationId packageName
-        minSdkVersion 14
-        targetSdkVersion 22
+        minSdkVersion rootProject.ext.minSdk
+        targetSdkVersion rootProject.ext.targetSdk
         versionCode verCode
         versionName "$verCode - Altitude"
         useJack false // not working on Windows yet
@@ -69,24 +69,24 @@ android {
 
 dependencies {
     /* support libraries */
-    compile "com.android.support:appcompat-v7:22.1.1"
+    compile "com.android.support:appcompat-v7:${rootProject.ext.support}"
 
     /* Google Play Services */
-    compile "com.google.android.gms:play-services-location:7.3.0"
+    compile "com.google.android.gms:play-services-location:${rootProject.ext.play_services}"
 
     /* local dependencies */
     compile project(":mobile:com.sap.sailing.android.shared")
 
     /* JVM tests */
-    testCompile 'junit:junit:4.12'
-    testCompile "org.mockito:mockito-core:1.9.5"
+    testCompile "junit:junit:${rootProject.ext.junit}"
+    testCompile "org.mockito:mockito-core:${rootProject.ext.mockito}"
 
     /* UI testing with espresso */
-    androidTestCompile "com.android.support:support-annotations:22.1.1"
-    androidTestCompile "com.android.support.test:runner:0.2"
-    androidTestCompile "com.android.support.test:rules:0.2"
-    androidTestCompile "com.android.support.test.espresso:espresso-core:2.1"
-    androidTestCompile ("com.android.support.test.espresso:espresso-contrib:2.1") {
+    androidTestCompile "com.android.support:support-annotations:${rootProject.ext.support}"
+    androidTestCompile "com.android.support.test:runner:${rootProject.ext.test}"
+    androidTestCompile "com.android.support.test:rules:${rootProject.ext.test}"
+    androidTestCompile "com.android.support.test.espresso:espresso-core:${rootProject.ext.espresso}"
+    androidTestCompile ("com.android.support.test.espresso:espresso-contrib:${rootProject.ext.espresso}") {
         exclude group: "com.android.support", module: "appcompat"
         exclude group: "com.android.support", module: "support-v4"
         exclude module: "recyclerview-v7"

mobile/com.sap.sailing.racecommittee.app/build.gradle

@@ -5,13 +5,13 @@ def packageName = "com.sap.sailing.racecommittee.app"
 def verCode = 7
 
 android {
-    buildToolsVersion "22.0.1"
-    compileSdkVersion 22
+    buildToolsVersion rootProject.ext.buildTools
+    compileSdkVersion rootProject.ext.compileSdk
 
     defaultConfig {
         applicationId packageName
-        minSdkVersion 14
-        targetSdkVersion 22
+        minSdkVersion rootProject.ext.minSdk
+        targetSdkVersion rootProject.ext.targetSdk
         versionCode verCode
         versionName "$verCode - Laser"
         useJack false // not working on Windows yet
@@ -75,11 +75,11 @@ dependencies {
     compile "com.h6ah4i.android.widget.advrecyclerview:advrecyclerview:0.6.2"
 
     /* support libraries */
-    compile "com.android.support:appcompat-v7:22.1.1"
-    compile "com.android.support:recyclerview-v7:22.1.1"
+    compile "com.android.support:appcompat-v7:${rootProject.ext.support}"
+    compile "com.android.support:recyclerview-v7:${rootProject.ext.support}"
 
     /* Google Play Services */
-    compile "com.google.android.gms:play-services-location:7.3.0"
+    compile "com.google.android.gms:play-services-location:${rootProject.ext.play_services}"
 
     /* local dependencies */
     compile project(":mobile:com.sap.sailing.android.shared")
@@ -88,15 +88,15 @@ dependencies {
     compile fileTree(dir: "libs", include: ["*.jar"])
 
     /* JVM tests */
-    testCompile 'junit:junit:4.12'
-    testCompile "org.mockito:mockito-core:1.9.5"
+    testCompile "junit:junit:${rootProject.ext.junit}"
+    testCompile "org.mockito:mockito-core:${rootProject.ext.mockito}"
 
     /* UI testing with espresso */
-    androidTestCompile "com.android.support:support-annotations:22.1.1"
-    androidTestCompile "com.android.support.test:runner:0.2"
-    androidTestCompile "com.android.support.test:rules:0.2"
-    androidTestCompile "com.android.support.test.espresso:espresso-core:2.1"
-    androidTestCompile ("com.android.support.test.espresso:espresso-contrib:2.1") {
+    androidTestCompile "com.android.support:support-annotations:${rootProject.ext.support}"
+    androidTestCompile "com.android.support.test:runner:${rootProject.ext.test}"
+    androidTestCompile "com.android.support.test:rules:${rootProject.ext.test}"
+    androidTestCompile "com.android.support.test.espresso:espresso-core:${rootProject.ext.espresso}"
+    androidTestCompile ("com.android.support.test.espresso:espresso-contrib:${rootProject.ext.espresso}") {
         exclude group: "com.android.support", module: "appcompat"
         exclude group: "com.android.support", module: "support-v4"
         exclude module: "recyclerview-v7"