bump minimum required JDK version

Author: overheadhunter

.github/workflows/build.yml

@@ -8,15 +8,11 @@ jobs:
     if: "!contains(github.event.head_commit.message, '[ci skip]') && !contains(github.event.head_commit.message, '[skip ci]')"
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-java@v1
+      - uses: actions/setup-java@v2
         with:
-          java-version: 11
-      - uses: actions/cache@v2
-        with:
-          path: ~/.m2/repository
-          key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
-          restore-keys: |
-            ${{ runner.os }}-maven-
+          distribution: 'temurin'
+          java-version: 17
+          cache: 'maven'
       - name: Ensure to use tagged version
         if: startsWith(github.ref, 'refs/tags/')
         run: mvn versions:set --file ./pom.xml -DnewVersion=${GITHUB_REF##*/}

.github/workflows/codeql-analysis.yml

@@ -18,15 +18,11 @@ jobs:
     - uses: actions/checkout@v2
       with:
         fetch-depth: 2
-    - uses: actions/setup-java@v1
+    - uses: actions/setup-java@v2
       with:
-        java-version: 11
-    - uses: actions/cache@v2
-      with:
-        path: ~/.m2/repository
-        key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
-        restore-keys: |
-          ${{ runner.os }}-maven-
+        distribution: 'temurin'
+        java-version: 17
+        cache: 'maven'
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v1
       with:

.github/workflows/publish-central.yml

@@ -13,20 +13,16 @@ jobs:
       - uses: actions/checkout@v2
         with:
           ref: "refs/tags/${{ github.event.inputs.tag }}"
-      - uses: actions/setup-java@v1
+      - uses: actions/setup-java@v2
         with:
-          java-version: 11
+          distribution: 'temurin'
+          java-version: 17
+          cache: 'maven'
           server-id: ossrh # Value of the distributionManagement/repository/id field of the pom.xml
           server-username: MAVEN_USERNAME # env variable for username in deploy
           server-password: MAVEN_PASSWORD # env variable for token in deploy
           gpg-private-key: ${{ secrets.RELEASES_GPG_PRIVATE_KEY }} # Value of the GPG private key to import
           gpg-passphrase: MAVEN_GPG_PASSPHRASE # env variable for GPG private key passphrase
-      - uses: actions/cache@v2
-        with:
-          path: ~/.m2/repository
-          key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
-          restore-keys: |
-            ${{ runner.os }}-maven-
       - name: Enforce project version ${{ github.event.inputs.tag }}
         run: mvn versions:set -B -DnewVersion=${{ github.event.inputs.tag }}
       - name: Deploy

.github/workflows/publish-github.yml

@@ -8,17 +8,13 @@ jobs:
     if: startsWith(github.ref, 'refs/tags/') # only allow publishing tagged versions
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-java@v1
+      - uses: actions/setup-java@v2
         with:
-          java-version: 11
+          distribution: 'temurin'
+          java-version: 17
+          cache: 'maven'
           gpg-private-key: ${{ secrets.RELEASES_GPG_PRIVATE_KEY }} # Value of the GPG private key to import
           gpg-passphrase: MAVEN_GPG_PASSPHRASE # env variable for GPG private key passphrase
-      - uses: actions/cache@v2
-        with:
-          path: ~/.m2/repository
-          key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
-          restore-keys: |
-            ${{ runner.os }}-maven-
       - name: Enforce project version ${{ github.event.release.tag_name }}
         run: mvn versions:set -B -DnewVersion=${{ github.event.release.tag_name }}
       - name: Deploy

pom.xml

@@ -42,9 +42,9 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.8.1</version>
+                <version>3.9.0</version>
                 <configuration>
-                    <release>11</release>
+                    <release>17</release>
                 </configuration>
             </plugin>
             <plugin>
@@ -72,7 +72,7 @@
                 </executions>
                 <configuration>
                     <quiet>true</quiet>
-                    <release>11</release>
+                    <release>17</release>
                     <tags>
                         <!-- workaround for "unknown tag: implNote", see https://blog.codefx.org/java/new-javadoc-tags/#Maven  -->
                         <tag>
@@ -110,7 +110,7 @@
 				<plugins>
 					<plugin>
 						<artifactId>maven-gpg-plugin</artifactId>
-						<version>1.6</version>
+						<version>3.0.1</version>
 						<executions>
 							<execution>
 								<id>sign-artifacts</id>