Move to Java 17

.github/workflows/branch_build.yml

@@ -12,11 +12,11 @@ jobs:
     name: "Package and linting"
     steps:
       - uses: actions/checkout@v2
-      - name: set up JDK 16
+      - name: set up JDK 17
         uses: actions/setup-java@v2
         with:
           distribution: 'temurin'
-          java-version: 16
+          java-version: 17
           architecture: x64
       - name: Cache Maven packages
         uses: actions/cache@v2.1.5
@@ -38,11 +38,11 @@ jobs:
           - mvn -pl webgoat-integration-tests test
     steps:
       - uses: actions/checkout@v2
-      - name: set up JDK 16
+      - name: set up JDK 17
         uses: actions/setup-java@v2
         with:
-          distribution: 'zulu'
-          java-version: 16
+          distribution: 'temurin'
+          java-version: 17
           architecture: x64
       - name: Cache Maven packages
         uses: actions/cache@v2.1.5

.github/workflows/pr_build.yml

@@ -26,7 +26,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        java: [16]
+        java: [17]
     steps:
       - uses: actions/checkout@v2
       - name: Set up JDK ${{ matrix.java }}

docker/Dockerfile

@@ -1,4 +1,4 @@
-FROM eclipse-temurin:16.0.2_7-jdk-focal
+FROM eclipse-temurin:17_35-jdk-focal
 
 RUN apt-get update
 RUN useradd -ms /bin/bash webgoat

pom.xml

@@ -19,10 +19,6 @@
     <inceptionYear>2006</inceptionYear>
     <url>https://github.com/WebGoat/WebGoat</url>
 
-    <prerequisites>
-        <maven>3.2.5</maven>
-    </prerequisites>
-
     <organization>
         <name>OWASP</name>
         <url>https://github.com/WebGoat/WebGoat/</url>
@@ -114,11 +110,10 @@
         <!-- Use UTF-8 Encoding -->
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <maven.compiler.source>15</maven.compiler.source>
-        <maven.compiler.target>15</maven.compiler.target>
+        <maven.compiler.source>17</maven.compiler.source>
+        <maven.compiler.target>17</maven.compiler.target>
 
         <!-- Shared properties with plugins and version numbers across submodules-->
-        <activation.version>1.1.1</activation.version>
         <asciidoctorj.version>2.5.2</asciidoctorj.version>
         <commons-collections.version>3.2.1</commons-collections.version>
         <commons-lang3.version>3.12.0</commons-lang3.version>
@@ -132,7 +127,7 @@
         <maven-javadoc-plugin.version>3.1.1</maven-javadoc-plugin.version>
         <maven-source-plugin.version>3.1.0</maven-source-plugin.version>
         <maven-surefire-plugin.version>3.0.0-M5</maven-surefire-plugin.version>
-        <java.version>15</java.version>
+        <java.version>17</java.version>
     </properties>
 
     <modules>