Created buildSrc directory, updated gradle versions, changed buildscripts to be independent of one another (no more allprojects and subprojects blocks)

.idea/gradle.xml

@@ -11,6 +11,7 @@
           <set>
             <option value="$PROJECT_DIR$" />
             <option value="$PROJECT_DIR$/app" />
+            <option value="$PROJECT_DIR$/buildSrc" />
             <option value="$PROJECT_DIR$/common" />
             <option value="$PROJECT_DIR$/server" />
           </set>

.idea/modules.xml

@@ -4,6 +4,7 @@
     <modules>
       <module fileurl="file://$PROJECT_DIR$/FinanceTracker.iml" filepath="$PROJECT_DIR$/FinanceTracker.iml" />
       <module fileurl="file://$PROJECT_DIR$/app/app.iml" filepath="$PROJECT_DIR$/app/app.iml" />
+      <module fileurl="file://$PROJECT_DIR$/buildSrc/buildSrc.iml" filepath="$PROJECT_DIR$/buildSrc/buildSrc.iml" />
       <module fileurl="file://$PROJECT_DIR$/common/common.iml" filepath="$PROJECT_DIR$/common/common.iml" />
       <module fileurl="file://$PROJECT_DIR$/server/server.iml" filepath="$PROJECT_DIR$/server/server.iml" />
     </modules>

app/build.gradle

@@ -1,9 +1,16 @@
+import com.anthonycicchetti.financetracker.DependencyVersions
+
 apply plugin: 'com.android.application'
 
 apply plugin: 'kotlin-android'
 
 apply plugin: 'kotlin-android-extensions'
 
+repositories {
+  google()
+  jcenter()
+}
+
 android {
     signingConfigs {
     }
@@ -31,12 +38,17 @@ android {
 dependencies {
     implementation project(':common')
     implementation fileTree(include: ['*.jar'], dir: 'libs')
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"
+
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:${DependencyVersions.Kotlin}"
+    implementation "org.jetbrains.kotlin:kotlin-reflect:${DependencyVersions.Kotlin}"
+
+    testImplementation "org.junit.jupiter:junit-jupiter-api:${DependencyVersions.Jupiter}"
+    testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:${DependencyVersions.Jupiter}"
+
     implementation 'com.android.support:design:27.1.0'
     implementation 'androidx.appcompat:appcompat:1.0.0-beta01'
     implementation 'androidx.constraintlayout:constraintlayout-solver:1.1.2'
     implementation 'com.google.android.material:material:1.0.0-beta01'
-    testImplementation 'junit:junit:4.12'
-    androidTestImplementation 'androidx.test:runner:1.1.0-alpha3'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.0-alpha3'
+    androidTestImplementation 'androidx.test:runner:1.1.0-alpha4'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.0-alpha4'
 }

app/src/test/java/online/anthonycicchetti/financetracker/ExampleUnitTest.kt

@@ -1,8 +1,8 @@
 package online.anthonycicchetti.financetracker
 
-import org.junit.Test
-
-import org.junit.Assert.*
+import org.junit.jupiter.api.Assertions.assertEquals
+import org.junit.jupiter.api.Assertions.assertThrows
+import org.junit.jupiter.api.Test
 
 /**
  * Example local unit test, which will execute on the development machine (host).

build.gradle

@@ -1,7 +1,7 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.2.51'
+    ext.kotlin_version = '1.2.60'
     repositories {
         google()
         jcenter()
@@ -15,38 +15,6 @@ buildscript {
     }
 }
 
-allprojects {
-    repositories {
-        google()
-        jcenter()
-    }
-
-    ext.kotlin_version = '1.2.51'
-}
-
-subprojects.findAll { it.name.equalsIgnoreCase("common") or it.name.equalsIgnoreCase("server")}.each { p ->
-    configure(p) {
-        apply plugin: 'kotlin'
-
-        dependencies {
-            implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"){
-                because 'This is the latest version of kotlin?'
-            }
-
-            implementation("org.jetbrains.kotlin:kotlin-reflect:$kotlin_version"){
-                because 'This is required by Jackson'
-            }
-
-            testImplementation 'org.junit.jupiter:junit-jupiter-api:5.2.0'
-            testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.2.0'
-        }
-
-        test {
-            useJUnitPlatform()
-        }
-    }
-}
-
 task clean(type: Delete) {
     delete rootProject.buildDir
 }

buildSrc/build.gradle

@@ -0,0 +1,36 @@
+buildscript {
+  ext.kotlin_version = '1.2.60'
+  ext.android_gradle_plugin_version = '3.1.3'
+  repositories {
+    jcenter()
+    google()
+  }
+  dependencies {
+    classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+  }
+}
+
+repositories {
+  jcenter()
+  google()
+}
+
+apply plugin: 'java'
+apply plugin: 'kotlin'
+
+dependencies {
+  implementation "com.android.tools.build:gradle:$android_gradle_plugin_version"
+  implementation "com.android.tools.build:gradle-api:$android_gradle_plugin_version"
+  implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"
+}
+
+compileKotlin {
+  kotlinOptions {
+    jvmTarget = "1.8"
+  }
+}
+compileTestKotlin {
+  kotlinOptions {
+    jvmTarget = "1.8"
+  }
+}

buildSrc/src/main/kotlin/DependencyVersions.kt

@@ -0,0 +1,12 @@
+package com.anthonycicchetti.financetracker
+
+object DependencyVersions {
+    const val Kotlin = "1.2.60"
+    const val Jupiter = "5.2.0"
+
+    const val Jackson = "2.9.6"
+
+    object Server {
+        const val Capsule = "1.0.2"
+    }
+}

common/build.gradle

@@ -1,9 +1,11 @@
+import com.anthonycicchetti.financetracker.DependencyVersions
+
 buildscript {
     repositories {
         mavenCentral()
     }
     dependencies {
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:${DependencyVersions.Kotlin}"
     }
 }
 
@@ -15,10 +17,15 @@ apply plugin: 'kotlin'
 
 repositories {
     mavenCentral()
+    google()
+    jcenter()
 }
 
 dependencies {
-    api 'com.fasterxml.jackson.module:jackson-module-kotlin:2.9.+'
+    api "com.fasterxml.jackson.module:jackson-module-kotlin:${DependencyVersions.Jackson}"
+
+    testImplementation "org.junit.jupiter:junit-jupiter-api:${DependencyVersions.Jupiter}"
+    testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:${DependencyVersions.Jupiter}"
 }
 
 compileKotlin {
@@ -27,3 +34,7 @@ compileKotlin {
 compileTestKotlin {
     kotlinOptions.jvmTarget = "1.8"
 }
+
+test {
+    useJUnitPlatform()
+}

gradle.properties

@@ -12,3 +12,6 @@ org.gradle.jvmargs=-Xmx1536m
 # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
 # org.gradle.parallel=true
 org.gradle.configureondemand=false
+
+# Makes gradle run builds in parallel whenever possible
+org.gradle.parallel=true

server/build.gradle

@@ -1,9 +1,11 @@
+import com.anthonycicchetti.financetracker.DependencyVersions
+
 buildscript {
     repositories {
         mavenCentral()
     }
     dependencies {
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:${DependencyVersions.Kotlin}"
     }
 }
 
@@ -21,10 +23,12 @@ mainClassName = 'MainKt'
 
 repositories {
   mavenCentral()
+  google()
+  jcenter()
 }
 
 dependencies {
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:${DependencyVersions.Kotlin}"
     implementation project(":common")
 }