Github user merrimanr commented on a diff in the pull request: https://github.com/apache/metron/pull/824#discussion_r150866003 --- Diff: metron-platform/metron-indexing/src/main/java/org/apache/metron/indexing/dao/HBaseDao.java --- @@ -135,8 +138,9 @@ private Document getDocumentFromResult(Result result) throws IOException { Map.Entry<byte[], byte[]> entry= columns.lastEntry(); Long ts = Bytes.toLong(entry.getKey()); if(entry.getValue()!= null) { - String json = new String(entry.getValue()); - return new Document(json, Bytes.toString(result.getRow()), null, ts); + Map<String, Object> json = JSONUtils.INSTANCE.load(new String(entry.getValue()), new TypeReference<Map<String, Object>>() { + }); + return new Document(json, Bytes.toString(result.getRow()), (String) json.get(SOURCE_TYPE), ts); --- End diff -- Option 1 is not possible the way things are now. This constant is already in an ES specific class in metron-elasticsearch but metron-elasticsearch depends on metron-indexing. To get access to that constant we would need to add metron-elasticsearch as a dependency to metron-indexing thus creating a circular dependency. Option 2 would be my least favorite option and I would rather just change the method signature of getAllLatest to include all guid/sensorType relationships. Since we currently have a PR in review for the ES 5 upgrade that will allow us to just remove this constant, I don't feel like we should spend much time on it. I would also argue that this was an issue long before this PR so anything more than a simple workaround should be a follow-on.
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