Add missing license headers, add rat plugin (#200)

Author: kevinwallimann

.github/workflows/build.yml

@@ -28,6 +28,8 @@ jobs:
           key: ${{ runner.os }}-${{ matrix.scala }}-${{ matrix.spark }}-${{ hashFiles('**/pom.xml') }}
           restore-keys: |
             ${{ runner.os }}-${{ matrix.scala }}-${{ matrix.spark }}-
+      - name: License check
+        run: mvn clean validate -Plicense-check,spark-2,spark-3,scala-2.12
       - name: Switch scala version
         run: mvn scala-cross-build:change-version -Pscala-${{ matrix.scala }},spark-${{ matrix.spark }}
       - name: Build and run tests

deploy.sh

@@ -1,4 +1,19 @@
 #!/bin/bash
+#
+# Copyright 2018 ABSA Group Limited
+#
+# Licensed 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.
+#
+
 set -e
 
 # CHECK INPUTS

pom.xml

@@ -259,5 +259,32 @@
                 </plugins>
             </build>
         </profile>
+        <profile>
+            <id>license-check</id>
+            <build>
+                <plugins>
+                    <plugin>
+                        <groupId>org.apache.rat</groupId>
+                        <artifactId>apache-rat-plugin</artifactId>
+                        <version>0.13</version>
+                        <executions>
+                            <execution>
+                                <phase>validate</phase>
+                                <goals>
+                                    <goal>check</goal>
+                                </goals>
+                            </execution>
+                        </executions>
+                        <configuration>
+                            <excludes>
+                                <exclude>**/build.yml</exclude>
+                                <exclude>.editorconfig</exclude>
+                                <exclude>**/*.MockMaker</exclude>
+                            </excludes>
+                        </configuration>
+                    </plugin>
+                </plugins>
+            </build>
+        </profile>
     </profiles>
 </project>

shared/src/test/resources/createTestClassLoaderUtilsOtherJar.sh

@@ -1,19 +1,17 @@
 #!/usr/bin/env bash
 #
-#  Copyright 2018 ABSA Group Limited
+# Copyright 2018 ABSA Group Limited
 #
-#   Licensed 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
+# Licensed 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
 #
-#       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.
+# 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.
 #
 
 #