Switch to Java 17

Author: schmika

.github/workflows/ci.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        java: [11, 17]
+        java: [17]
     steps:
       - uses: actions/checkout@v3
       - name: Set up JDK
@@ -34,12 +34,12 @@ jobs:
     needs: build
     steps:
       - uses: actions/checkout@v3
-      - name: Set up JDK 11
+      - name: Set up JDK 17
         uses: actions/setup-java@v3
         with:
           check-latest: true
           distribution: temurin
-          java-version: 11
+          java-version: 17
           server-id: ossrh-snapshots
           server-username: MAVEN_USERNAME
           server-password: MAVEN_PASSWORD

pom.xml

@@ -62,8 +62,8 @@
 
   <properties>
     <javadoc.basepath>pathfinder</javadoc.basepath>
-    <maven.compiler.source>11</maven.compiler.source>
-    <maven.compiler.target>11</maven.compiler.target>
+    <maven.compiler.source>17</maven.compiler.source>
+    <maven.compiler.target>17</maven.compiler.target>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
     <version.assertj-core>3.24.2</version.assertj-core>