Github user jackylk commented on a diff in the pull request: https://github.com/apache/carbondata/pull/1099#discussion_r125540172 --- Diff: core/src/main/java/org/apache/carbondata/core/indexstore/DataMapStoreManager.java --- @@ -69,20 +70,20 @@ public TableDataMap getDataMap(AbsoluteTableIdentifier identifier, String dataMa * @param mapType * @return */ - public TableDataMap createTableDataMap(AbsoluteTableIdentifier identifier, DataMapType mapType, - String dataMapName) { - Map<String, TableDataMap> map = dataMapMappping.get(mapType); + public AbstractTableDataMap createTableDataMap(AbsoluteTableIdentifier identifier, + DataMapType mapType, String dataMapName) { + Map<String, AbstractTableDataMap> map = dataMapMappping.get(mapType); if (map == null) { map = new HashMap<>(); dataMapMappping.put(mapType, map); } - TableDataMap dataMap = map.get(dataMapName); + AbstractTableDataMap dataMap = map.get(dataMapName); if (dataMap != null) { throw new RuntimeException("Already datamap exists in that path with type " + mapType); } try { - //TODO create datamap using @mapType.getClassName()) + dataMap = (AbstractTableDataMap) (Class.forName(mapType.getClassName()).newInstance()); } catch (Exception e) { LOGGER.error(e); --- End diff -- should not ignore the exception
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