[GitHub] [carbondata] manishgupta88 commented on a change in pull request #3177: [CARBONDATA-3337][CARBONDATA-3306] Distributed index server

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manishgupta88 commented on a change in pull request #3177: [CARBONDATA-3337][CARBONDATA-3306] Distributed index server
URL: https://github.com/apache/carbondata/pull/3177#discussion_r277685495
 
 

 ##########
 File path: core/src/main/java/org/apache/carbondata/core/datamap/DataMapUtil.java
 ##########
 @@ -91,43 +94,129 @@ public static DataMapJob getDataMapJob(Configuration configuration) throws IOExc
    * @param carbonTable
    * @throws IOException
    */
-  public static void executeDataMapJobForClearingDataMaps(CarbonTable carbonTable)
-      throws IOException {
-    String dataMapJobClassName = "org.apache.carbondata.spark.rdd.SparkDataMapJob";
+  private static void executeDataMapJobForClearingSegmentDataMaps(DataMapJob dataMapJob,
+      CarbonTable carbonTable) throws IOException {
+    SegmentStatusManager.ValidAndInvalidSegmentsInfo validAndInvalidSegmentsInfo =
+            getValidAndInvalidSegments(carbonTable, FileFactory.getConfiguration());
+    List<String> invalidSegment = new ArrayList<>();
+    for (Segment segment : validAndInvalidSegmentsInfo.getInvalidSegments()) {
+      invalidSegment.add(segment.getSegmentNo());
+    }
+    DistributableDataMapFormat dataMapFormat = new DistributableDataMapFormat(carbonTable, null,
+        validAndInvalidSegmentsInfo.getValidSegments(), invalidSegment, null, true,
+        DataMapLevel.FG);
+    dataMapJob.execute(dataMapFormat);
+  }
+
+  public static void clearEmbeddedDataMaps(CarbonTable carbonTable) throws IOException {
+    String dataMapJobClassName = "org.apache.carbondata.indexserver.EmbeddedDataMapJob";
     DataMapJob dataMapJob = (DataMapJob) createDataMapJob(dataMapJobClassName);
     if (dataMapJob == null) {
       return;
     }
-    String className = "org.apache.carbondata.core.datamap.DistributableDataMapFormat";
-    SegmentStatusManager.ValidAndInvalidSegmentsInfo validAndInvalidSegmentsInfo =
-        getValidAndInvalidSegments(carbonTable, FileFactory.getConfiguration());
-    List<Segment> validSegments = validAndInvalidSegmentsInfo.getValidSegments();
-    List<Segment> invalidSegments = validAndInvalidSegmentsInfo.getInvalidSegments();
-    DataMapExprWrapper dataMapExprWrapper = null;
-    if (DataMapStoreManager.getInstance().getAllDataMap(carbonTable).size() > 0) {
-      DataMapChooser dataMapChooser = new DataMapChooser(carbonTable);
-      dataMapExprWrapper = dataMapChooser.getAllDataMapsForClear(carbonTable);
-    } else {
+    executeDataMapJobForClearingSegmentDataMaps(dataMapJob, carbonTable);
+  }
+
+  public static void clearDistributedDataMaps(CarbonTable carbonTable)
+      throws IOException {
+    String dataMapJobClassName = "org.apache.carbondata.indexserver.DistributedClearCacheJob";
 
 Review comment:
   Move this class name to a constant field in the same class

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