Github user nickwallen commented on a diff in the pull request:
https://github.com/apache/metron/pull/1218#discussion_r224539451
--- Diff:
metron-platform/metron-elasticsearch/src/main/java/org/apache/metron/elasticsearch/writer/ElasticsearchWriterConfig.java
---
@@ -0,0 +1,134 @@
+/*
+ * 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.elasticsearch.writer;
+
+import org.apache.metron.common.Constants;
+import org.apache.metron.stellar.common.utils.ConversionUtils;
+
+import java.util.Map;
+
+/**
+ * Configuration settings that customize the behavior of the {@link
ElasticsearchWriter}.
+ */
+public enum ElasticsearchWriterConfig {
+
+ /**
+ * Defines which message field, the document identifier is set to.
+ *
+ * <p>If defined, the value of the specified message field is set as the
Elasticsearch doc ID. If
+ * this field is undefined or blank, then the document identifier is not
set.
+ */
+ DOC_ID_SOURCE_FIELD("es.document.id", "", String.class);
--- End diff --
I didn't know we had `ConfigOption`. I will remove
`ElasticsearchWriterConfig` for now. Then as a follow-on, I will do something
similar, but reuse `ConfigOption`. Thanks for the pointer!
---
