[FREEMARKER-7] convert to Maven build

.github/workflows/maven.yml

@@ -0,0 +1,51 @@
+# 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.
+
+name: Java CI
+
+on: [push, pull_request]
+
+# clear all permissions for GITHUB_TOKEN
+permissions: {}
+
+jobs:
+  build:
+
+    # execute on any push or pull request from forked repo
+    if: github.event_name == 'push' || ( github.event_name == 'pull_request' && github.event.pull_request.head.repo.fork )
+
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macOS-latest]
+        jdk: [8, 11, 17]
+      fail-fast: false
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+
+      - uses: actions/setup-java@v3
+        with:
+          java-version: ${{ matrix.jdk }}
+          distribution: 'temurin'
+          cache: 'maven'
+
+      - name: Build with Maven
+        run: mvn verify -e -B -V -ntp

.gitignore

@@ -16,6 +16,7 @@
 # under the License.
 
 /.ivy/
+/.ant/
 /.bin/
 /build/
 /build.properties

ivysettings.xml

@@ -33,7 +33,7 @@
         <ivy pattern="${localMaveRepoDir}/[organisation]/[module]/[revision]/[module]-[revision].pom" />
       </filesystem>
       -->
-      <ibiblio name="mavenCentral" m2compatible="true" />
+      <ibiblio name="mavenCentral" m2compatible="true" root="https://nexus.intern/repository/central/" />
       <ibiblio name="mavenApacheStaging" m2compatible="true" root="https://repository.apache.org/content/repositories/staging/" />
       <ibiblio name="mavenApacheSnapshot" m2compatible="true" root="https://repository.apache.org/content/repositories/snapshots/" />
     </chain>