Add GitHub Action build.
diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
new file mode 100644
index 0000000..7067eab
--- /dev/null
+++ b/.github/workflows/maven.yml
@@ -0,0 +1,46 @@
+# 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]
+
+jobs:
+ build:
+
+ runs-on: ubuntu-latest
+ continue-on-error: ${{ matrix.experimental }}
+ strategy:
+ matrix:
+ java: [ 8, 11, 15 ]
+ experimental: [false]
+ include:
+ - java: 16-ea
+ experimental: true
+
+ steps:
+ - uses: actions/checkout@v2.3.3
+ - uses: actions/cache@v2
+ with:
+ path: ~/.m2/repository
+ key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
+ restore-keys: |
+ ${{ runner.os }}-maven-
+ - name: Set up JDK ${{ matrix.java }}
+ uses: actions/setup-java@v1.4.3
+ with:
+ java-version: ${{ matrix.java }}
+ - name: Build with Maven
+ run: mvn -V apache-rat:check spotbugs:check javadoc:javadoc -Ddoclint=all package --file pom.xml --no-transfer-progress