Github user jackylk commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/2200#discussion_r183199149
--- Diff:
datamap/bloom/src/main/java/org/apache/carbondata/datamap/bloom/BloomCoarseGrainDataMapFactory.java
---
@@ -0,0 +1,192 @@
+/*
+ * 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.carbondata.datamap.bloom;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Objects;
+import java.util.Set;
+
+import
org.apache.carbondata.common.exceptions.sql.MalformedDataMapCommandException;
+import org.apache.carbondata.common.logging.LogService;
+import org.apache.carbondata.common.logging.LogServiceFactory;
+import org.apache.carbondata.core.datamap.DataMapDistributable;
+import org.apache.carbondata.core.datamap.DataMapLevel;
+import org.apache.carbondata.core.datamap.DataMapMeta;
+import org.apache.carbondata.core.datamap.Segment;
+import org.apache.carbondata.core.datamap.dev.DataMapFactory;
+import org.apache.carbondata.core.datamap.dev.DataMapModel;
+import org.apache.carbondata.core.datamap.dev.DataMapWriter;
+import org.apache.carbondata.core.datamap.dev.cgdatamap.CoarseGrainDataMap;
+import org.apache.carbondata.core.datastore.filesystem.CarbonFile;
+import org.apache.carbondata.core.datastore.impl.FileFactory;
+import org.apache.carbondata.core.memory.MemoryException;
+import org.apache.carbondata.core.metadata.CarbonMetadata;
+import org.apache.carbondata.core.metadata.schema.table.CarbonTable;
+import org.apache.carbondata.core.metadata.schema.table.DataMapSchema;
+import
org.apache.carbondata.core.metadata.schema.table.column.CarbonColumn;
+import org.apache.carbondata.core.readcommitter.ReadCommittedScope;
+import org.apache.carbondata.core.scan.filter.intf.ExpressionType;
+import org.apache.carbondata.core.statusmanager.SegmentStatusManager;
+import org.apache.carbondata.core.util.CarbonUtil;
+import org.apache.carbondata.core.util.path.CarbonTablePath;
+import org.apache.carbondata.events.Event;
+
+import org.apache.commons.lang3.StringUtils;
+
+public class BloomCoarseGrainDataMapFactory implements
DataMapFactory<CoarseGrainDataMap> {
--- End diff --
add @InterfaceAudience.Internal
---
