Add generated copyright headers

examples/rovio-ingest-maven-example/pom.xml

@@ -1,4 +1,21 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    Copyright 2021 Rovio Entertainment Corporation
+
+    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.
+
+-->
 <project xmlns="http://maven.apache.org/POM/4.0.0"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">

examples/rovio-ingest-maven-example/src/main/java/RovioIngestSampleJob.java

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2021 Rovio Entertainment Corporation
+ *
+ * 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.
+ */
 import com.rovio.ingest.DruidSource;
 import com.rovio.ingest.WriterContext.ConfKeys;
 import com.rovio.ingest.extensions.java.DruidDatasetExtensions;