Release to maven central (#9)

Configure publication to Maven Central

* Add Maven wrapper
* Add a release workflow
* Update existing GH workflows

Author: aalmiray

.github/workflows/linter.yml

@@ -1,8 +1,8 @@
 ---
-name: CDEvents
+name: Linter
 on:
   pull_request:
-    branches: [ main ]
+    branches: [main]
 jobs:
   build:
     name: Lint Code Base
@@ -19,3 +19,5 @@ jobs:
           VALIDATE_ALL_CODEBASE: false
           DEFAULT_BRANCH: main
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          # mvnw is provided as is from the Maven Wrapper project. Can't change it
+          FILTER_REGEX_EXCLUDE: .*mvnw

.github/workflows/release.yml

@@ -0,0 +1,66 @@
+---
+name: Release
+
+on:
+  workflow_dispatch:
+    inputs:
+      version:
+        description: 'Release version'
+        required: true
+
+env:
+  JAVA_VERSION: '11'
+  JAVA_DISTRO: 'zulu'
+  USER_EMAIL: '41898282+github-actions[bot]@users.noreply.github.com'
+  USER_NAME: 'GitHub Action'
+
+jobs:
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Setup Java
+        uses: actions/setup-java@v3
+        with:
+          java-version: ${{ env.JAVA_VERSION }}
+          distribution: ${{ env.JAVA_DISTRO }}
+          server-id: central
+          server-username: MAVEN_USERNAME
+          server-password: MAVEN_CENTRAL_TOKEN
+          gpg-private-key: ${{ secrets.GPG_PRIVATE_KEY }}
+          gpg-passphrase: MAVEN_GPG_PASSPHRASE
+
+      - name: Cache Maven
+        uses: actions/cache@v2
+        with:
+          path: ~/.m2/repository
+          key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
+          restore-keys: ${{ runner.os }}-m2
+
+      - name: Version
+        run: |
+          VERSION=${{ github.event.inputs.version }}
+          echo "Updating POMs to version $VERSION"
+          ./mvnw -B versions:set versions:commit -DnewVersion=$VERSION
+          git config --global user.email "${{ env.USER_EMAIL }}"
+          git config --global user.name "${{ env.USER_NAME }}"
+          git commit -a -m "Releasing version $VERSION"
+          git push origin main
+
+      - name: Release
+        env:
+          MAVEN_USERNAME: ${{ secrets.SONATYPE_USERNAME }}
+          MAVEN_CENTRAL_TOKEN: ${{ secrets.SONATYPE_PASSWORD }}
+          MAVEN_GPG_PASSPHRASE: ${{ secrets.GPG_PASSPHRASE }}
+        run: |
+          GPG_TTY=$(tty)
+          export GPG_TTY
+          ./mvnw --no-transfer-progress -B --file pom.xml \
+            -Drepository.url=https://${{ github.actor }}:${{ secrets.GITHUB_TOKEN }}@github.com/${{ github.repository }}.git \
+            -Dmaven.site.skip=true -Drelease=true deploy

.github/workflows/test.yml

@@ -1,8 +1,13 @@
 ---
-name: CDEvents
+name: Test
 on:
   pull_request:
-    branches: [ main ]
+    branches: [main]
+
+env:
+  JAVA_VERSION: '11'
+  JAVA_DISTRO: 'zulu'
+
 jobs:
   build:
     name: Unit Test
@@ -12,15 +17,19 @@ jobs:
         uses: actions/checkout@v3
         with:
           fetch-depth: 0
-      - name: Set up JDK 14
-        uses: actions/setup-java@v1
+
+      - name: Setup Java
+        uses: actions/setup-java@v3
         with:
-          java-version: 14
-      - name: Cache Maven packages
-        uses: actions/cache@v2
+          java-version: ${{ env.JAVA_VERSION }}
+          distribution: ${{ env.JAVA_DISTRO }}
+
+      - name: Cache Maven
+        uses: actions/cache@v3
         with:
-          path: ~/.m2
+          path: ~/.m2/repository
           key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
           restore-keys: ${{ runner.os }}-m2
-      - name: Test with Maven
-        run: mvn -B test --file pom.xml
+
+      - name: Build
+        run: ./mvnw --no-transfer-progress -B --file pom.xml verify

.gitignore

@@ -11,7 +11,6 @@
 .mtj.tmp/
 
 # Package Files #
-*.jar
 *.war
 *.nar
 *.ear
@@ -28,5 +27,8 @@ hs_err_pid*
 .project
 
 # IntelliJ files
-.idea
-*.iml
+.idea/
+*.iml
+
+# Maven output
+target/

.mvn/wrapper/maven-wrapper.jar

@@ -0,0 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+# 
+#   http://www.apache.org/licenses/LICENSE-2.0
+# 
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.6/apache-maven-3.8.6-bin.zip
+wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar

.mvn/wrapper/maven-wrapper.properties

@@ -1,3 +1,4 @@
+
                                  Apache License
                            Version 2.0, January 2004
                         http://www.apache.org/licenses/
@@ -198,4 +199,4 @@
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
-   limitations under the License.
+   limitations under the License.