Add validate workflow (#2)

* Add validate workflow

.github/workflows/validate.yml

@@ -0,0 +1,61 @@
+
+name: "Validate"
+
+on: [pull_request, push]
+
+env:
+  JAVA_VERSION: '21'
+  JAVA_DISTRO: 'oracle'
+  MAVEN_HTTP_ARGS: '-Dmaven.wagon.httpconnectionManager.ttlSeconds=60 -Dmaven.wagon.http.retryHandler.count=3'
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  copyright:
+    timeout-minutes: 10
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name: Set up JDK ${{ env.JAVA_VERSION }}
+        uses: actions/[email protected]
+        with:
+          distribution: ${{ env.JAVA_DISTRO }}
+          java-version: ${{ env.JAVA_VERSION }}
+          cache: maven
+      - name: Copyright
+        run: etc/scripts/copyright.sh
+  checkstyle:
+    timeout-minutes: 10
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up JDK ${{ env.JAVA_VERSION }}
+        uses: actions/[email protected]
+        with:
+          distribution: ${{ env.JAVA_DISTRO }}
+          java-version: ${{ env.JAVA_VERSION }}
+          cache: maven
+      - name: Checkstyle
+        run: etc/scripts/checkstyle.sh
+  build:
+    timeout-minutes: 10
+    strategy:
+      matrix:
+        os: [ ubuntu-20.04, macos-latest, windows-2022 ]
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up JDK ${{ env.JAVA_VERSION }}
+        uses: actions/[email protected]
+        with:
+          distribution: ${{ env.JAVA_DISTRO }}
+          java-version: ${{ env.JAVA_VERSION }}
+          cache: maven
+      - name: Maven build
+        run: |
+          mvn -B -e $MAVEN_HTTP_ARGS clean install
+

etc/scripts/owasp-dependency-check.sh

@@ -1,6 +1,6 @@
 #!/bin/bash -e
 #
-# Copyright (c) 2020, 2023 Oracle and/or its affiliates.
+# Copyright (c) 2020, 2024 Oracle and/or its affiliates.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.