Github user nickwallen commented on a diff in the pull request:
https://github.com/apache/metron/pull/667#discussion_r135256040
--- Diff:
metron-stellar/stellar-common/src/main/java/org/apache/metron/stellar/dsl/functions/TextFunctions.java
---
@@ -0,0 +1,114 @@
+/**
+ * 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.metron.stellar.dsl.functions;
+
+import com.google.common.collect.ImmutableList;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.LinkedList;
--- End diff --
Some of these are unused imports which would be nice to clean-up.
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