Fixed apache-rat warnings (missing AL2 headers)
diff --git a/commons/marmotta-commons/src/main/java/org/apache/marmotta/commons/util/StringUtils.java b/commons/marmotta-commons/src/main/java/org/apache/marmotta/commons/util/StringUtils.java
index 3e597c4..a14031b 100644
--- a/commons/marmotta-commons/src/main/java/org/apache/marmotta/commons/util/StringUtils.java
+++ b/commons/marmotta-commons/src/main/java/org/apache/marmotta/commons/util/StringUtils.java
@@ -1,3 +1,19 @@
+/*
+ * 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.
+ */
 package org.apache.marmotta.commons.util;
 
 /**
diff --git a/libraries/kiwi/kiwi-loader/src/test/resources/org/apache/marmotta/kiwi/loader/demo-duplicates.ttl b/libraries/kiwi/kiwi-loader/src/test/resources/org/apache/marmotta/kiwi/loader/demo-duplicates.ttl
index f531741..4ec625a 100644
--- a/libraries/kiwi/kiwi-loader/src/test/resources/org/apache/marmotta/kiwi/loader/demo-duplicates.ttl
+++ b/libraries/kiwi/kiwi-loader/src/test/resources/org/apache/marmotta/kiwi/loader/demo-duplicates.ttl
@@ -1,3 +1,20 @@
+#
+# 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.
+#
 @prefix ns: <http://localhost:8080/> .
 
 ns:R1 a ns:T1.
diff --git a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/ceil.sparql b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/ceil.sparql
index 1f19fe5..9ae4b64 100644
--- a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/ceil.sparql
+++ b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/ceil.sparql
@@ -1,3 +1,20 @@
+#
+# 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.
+#
 PREFIX : <http://example.org/>
 PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
 SELECT ?s ?num (CEIL(?num) AS ?ceil) WHERE {
diff --git a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/date-num-str.ttl b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/date-num-str.ttl
index a078c84..ce3cc0e 100644
--- a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/date-num-str.ttl
+++ b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/date-num-str.ttl
@@ -1,3 +1,20 @@
+#
+# 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.
+#
 @prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
 @prefix : <http://example.org/> .
 
diff --git a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/floor.sparql b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/floor.sparql
index fdc5747..1b863a6 100644
--- a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/floor.sparql
+++ b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/floor.sparql
@@ -1,3 +1,20 @@
+#
+# 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.
+#
 PREFIX : <http://example.org/>
 PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
 SELECT ?s ?num (FLOOR(?num) AS ?floor) WHERE {
diff --git a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/hours.sparql b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/hours.sparql
index 837c871..f9080ab 100644
--- a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/hours.sparql
+++ b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/hours.sparql
@@ -1,3 +1,20 @@
+#
+# 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.
+#
 PREFIX : <http://example.org/>
 SELECT ?s (HOURS(?date) AS ?x) WHERE {
 	?s :date ?date
diff --git a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/minutes.sparql b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/minutes.sparql
index 982bef3..92ddda0 100644
--- a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/minutes.sparql
+++ b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/minutes.sparql
@@ -1,3 +1,20 @@
+#
+# 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.
+#
 PREFIX : <http://example.org/>
 SELECT ?s (MINUTES(?date) AS ?x) WHERE {
 	?s :date ?date
diff --git a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/month.sparql b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/month.sparql
index 1bba80a..3f2a098 100644
--- a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/month.sparql
+++ b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/month.sparql
@@ -1,3 +1,20 @@
+#
+# 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.
+#
 PREFIX : <http://example.org/>
 SELECT ?s (MONTH(?date) AS ?x) WHERE {
 	?s :date ?date
diff --git a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/round.sparql b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/round.sparql
index b588024..82794f4 100644
--- a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/round.sparql
+++ b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/round.sparql
@@ -1,3 +1,20 @@
+#
+# 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.
+#
 PREFIX : <http://example.org/>
 PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
 SELECT ?s ?num (ROUND(?num) AS ?round) WHERE {
diff --git a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/seconds.sparql b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/seconds.sparql
index cfe4d5d..1193adf 100644
--- a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/seconds.sparql
+++ b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/seconds.sparql
@@ -1,3 +1,20 @@
+#
+# 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.
+#
 PREFIX : <http://example.org/>
 SELECT ?s (SECONDS(?date) AS ?x) WHERE {
 	?s :date ?date
diff --git a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/year.sparql b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/year.sparql
index 1f0da4b..7b86285 100644
--- a/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/year.sparql
+++ b/libraries/kiwi/kiwi-sparql/src/test/resources/org/apache/marmotta/kiwi/sparql/testsuite/year.sparql
@@ -1,3 +1,20 @@
+#
+# 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.
+#
 PREFIX : <http://example.org/>
 SELECT ?s (YEAR(?date) AS ?x) WHERE {
 	?s :date ?date
diff --git a/libraries/ldpath/ldpath-functions-json/pom.xml b/libraries/ldpath/ldpath-functions-json/pom.xml
index 3c6ae66..d7036cf 100644
--- a/libraries/ldpath/ldpath-functions-json/pom.xml
+++ b/libraries/ldpath/ldpath-functions-json/pom.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+  - 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.
+  -->
 <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">
diff --git a/libraries/ldpath/ldpath-functions-json/src/main/java/org/apache/marmotta/ldpath/model/functions/json/JsonPathFunction.java b/libraries/ldpath/ldpath-functions-json/src/main/java/org/apache/marmotta/ldpath/model/functions/json/JsonPathFunction.java
index 4e80ec8..4546a69 100644
--- a/libraries/ldpath/ldpath-functions-json/src/main/java/org/apache/marmotta/ldpath/model/functions/json/JsonPathFunction.java
+++ b/libraries/ldpath/ldpath-functions-json/src/main/java/org/apache/marmotta/ldpath/model/functions/json/JsonPathFunction.java
@@ -1,3 +1,19 @@
+/*
+ * 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.
+ */
 package org.apache.marmotta.ldpath.model.functions.json;
 
 import com.jayway.jsonpath.JsonPath;
diff --git a/libraries/ldpath/ldpath-functions-json/src/test/java/org/apache/marmotta/ldpath/model/functions/json/JsonPathFunctionTest.java b/libraries/ldpath/ldpath-functions-json/src/test/java/org/apache/marmotta/ldpath/model/functions/json/JsonPathFunctionTest.java
index 923e944..2a3b7f9 100644
--- a/libraries/ldpath/ldpath-functions-json/src/test/java/org/apache/marmotta/ldpath/model/functions/json/JsonPathFunctionTest.java
+++ b/libraries/ldpath/ldpath-functions-json/src/test/java/org/apache/marmotta/ldpath/model/functions/json/JsonPathFunctionTest.java
@@ -1,6 +1,21 @@
+/*
+ * 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.
+ */
 package org.apache.marmotta.ldpath.model.functions.json;
 
-import com.google.common.collect.Lists;
 import org.apache.marmotta.ldpath.model.fields.FieldMapping;
 import org.apache.marmotta.ldpath.parser.LdPathParser;
 import org.apache.marmotta.ldpath.parser.ParseException;
diff --git a/platform/marmotta-core/src/test/java/org/apache/marmotta/platform/core/test/jaxrs/ExceptionHandlingTest.java b/platform/marmotta-core/src/test/java/org/apache/marmotta/platform/core/test/jaxrs/ExceptionHandlingTest.java
index e34a40f..8cf535d 100644
--- a/platform/marmotta-core/src/test/java/org/apache/marmotta/platform/core/test/jaxrs/ExceptionHandlingTest.java
+++ b/platform/marmotta-core/src/test/java/org/apache/marmotta/platform/core/test/jaxrs/ExceptionHandlingTest.java
@@ -1,3 +1,19 @@
+/*
+ * 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.
+ */
 package org.apache.marmotta.platform.core.test.jaxrs;
 
 import com.jayway.restassured.RestAssured;