Gradle

.circleci/config.yml

@@ -1,71 +1,47 @@
-# Java Maven CircleCI 2.0 configuration file
+# Java Gradle CircleCI 2.0 configuration file
 #
 # Check https://circleci.com/docs/2.0/language-java/ for more details
 #
 version: 2
 jobs:
   build:
     docker:
-      # specify the version you desire here
-      - image: maven:3.6-amazoncorretto-8
-
-      # Specify service dependencies here if necessary
-      # CircleCI maintains a library of pre-built images
-      # documented at https://circleci.com/docs/2.0/circleci-images/
-      # - image: circleci/postgres:9.4
+      - image: cimg/openjdk:8.0
 
     working_directory: ~/repo
 
     environment:
-      # Customize the JVM maximum heap limit
-      MAVEN_OPTS: -Xmx3200m
 
     steps:
       - checkout
 
-      # Download and cache dependencies
+      - restore_cache:
+          key: v1-gradle-wrapper-{{ checksum "gradle/wrapper/gradle-wrapper.properties" }}
       - restore_cache:
           keys:
-          - v1-dependencies-{{ checksum "pom.xml" }}
-          # fallback to using the latest cache if no exact match is found
-          - v1-dependencies-
-
-      - run: mvn compile dependency:go-offline
-
-      - save_cache:
-          paths:
-            - ~/.m2
-          key: v1-dependencies-{{ checksum "pom.xml" }}
-
-      # run tests!
-      - run:
-          name: Verify BDK 2.0
-          command: mvn verify -P2.0
-
+            # when lock file changes, use increasingly general patterns to restore cache
+            - gradle-repo-v1-{{ .Branch }}-{{ checksum "build.gradle" }}
+            - gradle-repo-v1-{{ .Branch }}-
+            - gradle-repo-v1-
+          # run tests!
       - run:
-          name: Verify legacy projects
-          command: mvn verify -Plegacy
+          name: Build
+          # Jacoco does not support incremental build so we don't run it automatically with check
+          command: ./gradlew build jacocoTestReport jacocoTestCoverageVerification
 
       - run:
           name: Save test results
           command: |
             mkdir -p ~/test-results/junit/
-            find . -type f -regex ".*/target/surefire-reports/.*xml" -exec cp {} ~/test-results/junit/ \;
+            find . -type f -regex ".*/build/test-results/.*xml" -exec cp {} ~/test-results/junit/ \;
           when: always
 
       - run:
-          name: Save code coverage BDK 2.0
+          name: Save code coverage
           command: |
-            mkdir -p ~/code-coverage/jacoco/symphony-bdk-core/
-            find . -type f -regex ".*/symphony-bdk-core/target/jacoco.exec" -exec cp {} ~/code-coverage/jacoco/symphony-bdk-core/ \;
-            find . -type d -regex ".*/symphony-bdk-core/target/jacoco-report" -exec cp -r {} ~/code-coverage/jacoco/symphony-bdk-core/ \;
-
-      - run:
-          name: Save code coverage Legacy SDK
-          command: |
-            mkdir -p ~/code-coverage/jacoco/symphony-api-client-java/
-            find . -type f -regex ".*/symphony-api-client-java/target/jacoco.exec" -exec cp {} ~/code-coverage/jacoco/symphony-api-client-java/ \;
-            find . -type d -regex ".*/symphony-api-client-java/target/jacoco-report" -exec cp -r {} ~/code-coverage/jacoco/symphony-api-client-java/ \;
+            mkdir -p ~/code-coverage/jacoco/
+            find . -type d -regex ".*/build/reports/jacoco/test/html" -exec cp --parents -r {} ~/code-coverage/jacoco/ \;
+          when: always
 
       - store_test_results:
           path: ~/test-results
@@ -76,3 +52,11 @@ jobs:
       - store_artifacts:
           path: ~/code-coverage/jacoco
 
+      - save_cache:
+          paths:
+            - ~/.gradle/wrapper
+          key: v1-gradle-wrapper-{{ checksum "gradle/wrapper/gradle-wrapper.properties" }}
+      - save_cache:
+          paths:
+            - ~/.gradle
+          key: gradle-repo-v1-{{ .Branch }}-{{ checksum "build.gradle" }}

.gitignore

@@ -11,10 +11,14 @@
 # virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
 hs_err_pid*
 
-target/
-*!.mvn/wrapper/maven-wrapper.jar
 *.jar
 
+target/
+
+build/
+.gradle/
+!gradle/wrapper/gradle-wrapper.jar
+
 .DS_Store
 settings.xml
 datafeed.id

README.md

@@ -31,7 +31,7 @@ public class BotApplication {
 ```
 
 ## Build from Source
-The Symphony BDK uses a [Maven](https://maven.apache.org/) build. The instructions below use the [Maven Wrapper](https://github.com/takari/maven-wrapper)
+The Symphony BDK uses a [Gradle](https://docs.gradle.org/) build. The instructions below use the [Gradle Wrapper](https://docs.gradle.org/current/userguide/gradle_wrapper.html)
 from the root of the source tree. The wrapper script serves as a cross-platform, self-contained bootstrap mechanism for
 the build system.
 
@@ -42,12 +42,12 @@ Be sure that your `JAVA_HOME` environment variable points to the `jdk1.8+` folde
 ### Build from the Command Line
 To compile, test and build all jars, use:
 ```shell script
-./mvnw clean package
+./gradlew
 ```
 ### Install in local Maven repository
 To install all Symphony BDK jars in your local Maven repository, use:
 ```shell script
-./mvnw clean install
+./gradlew publishToMavenLocal
 ```
 
 ## License

build.gradle

@@ -0,0 +1,64 @@
+allprojects {
+    group = 'com.symphony.platformsolutions'
+    version = '1.2.0-SNAPSHOT'
+
+    defaultTasks 'build'
+}
+
+subprojects {
+    apply plugin: 'signing'
+}
+
+configure(subprojects.findAll { it.name != 'symphony-bdk-bom' }) {
+    apply plugin: 'java'
+    apply plugin: 'jacoco'
+    apply plugin: 'maven-publish'
+
+    repositories {
+        mavenCentral()
+    }
+
+    publishing {
+        publications {
+            maven(MavenPublication) {
+                from(components.java)
+            }
+        }
+    }
+
+    signing {
+        sign publishing.publications.maven
+    }
+
+    sourceCompatibility = '1.8'
+
+    tasks.withType(JavaCompile) {
+        options.encoding = 'UTF-8'
+    }
+
+    javadoc {
+        options.addStringOption('Xdoclint:none', '-quiet')
+    }
+
+    java {
+        withJavadocJar()
+        withSourcesJar()
+    }
+
+    jar {
+        manifest {
+            attributes("Implementation-Title": project.name,
+                    "Implementation-Version": project.version)
+        }
+    }
+
+    test {
+        useJUnitPlatform()
+    }
+
+    dependencies {
+        implementation platform(project(':symphony-bdk-bom'))
+        annotationProcessor platform(project(':symphony-bdk-bom'))
+        testAnnotationProcessor platform(project(':symphony-bdk-bom'))
+    }
+}

docs/internal/bdk-architecture.md

@@ -1,6 +1,6 @@
 # BDK2.0 - Project Architecture
 
-The BDK project is composed in a set of different Maven modules. The approach consists in having one module per BDK 
+The BDK project is composed in a set of different modules. The approach consists in having one module per BDK 
 "layer".
 
 ## The layers

gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,5 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.6.1-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists