kunal642 commented on a change in pull request #3772:
URL: https://github.com/apache/carbondata/pull/3772#discussion_r438837210
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File path:
geo/src/main/java/org/apache/carbondata/geo/scan/filter/executor/PolygonFilterExecutorImpl.java
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@@ -0,0 +1,84 @@
+package org.apache.carbondata.geo.scan.filter.executor;
+
+import java.util.BitSet;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.carbondata.common.logging.LogServiceFactory;
+import org.apache.carbondata.core.datastore.block.SegmentProperties;
+import org.apache.carbondata.core.datastore.chunk.impl.DimensionRawColumnChunk;
+import org.apache.carbondata.core.metadata.AbsoluteTableIdentifier;
+import org.apache.carbondata.core.metadata.datatype.DataTypes;
+import org.apache.carbondata.core.scan.expression.Expression;
+import org.apache.carbondata.core.scan.filter.GenericQueryType;
+import
org.apache.carbondata.core.scan.filter.executer.RowLevelFilterExecuterImpl;
+import
org.apache.carbondata.core.scan.filter.resolver.resolverinfo.DimColumnResolvedFilterInfo;
+import
org.apache.carbondata.core.scan.filter.resolver.resolverinfo.MeasureColumnResolvedFilterInfo;
+import org.apache.carbondata.core.scan.processor.RawBlockletColumnChunks;
+import org.apache.carbondata.core.util.DataTypeUtil;
+import org.apache.carbondata.geo.scan.expression.PolygonExpression;
+
+import org.apache.log4j.Logger;
+
+public class PolygonFilterExecutorImpl extends RowLevelFilterExecuterImpl {
+ public PolygonFilterExecutorImpl(List<DimColumnResolvedFilterInfo>
dimColEvaluatorInfoList,
+ List<MeasureColumnResolvedFilterInfo> msrColEvalutorInfoList, Expression
exp,
+ AbsoluteTableIdentifier tableIdentifier, SegmentProperties
segmentProperties,
+ Map<Integer, GenericQueryType> complexDimensionInfoMap) {
+ super(dimColEvaluatorInfoList, msrColEvalutorInfoList, exp,
tableIdentifier, segmentProperties,
+ complexDimensionInfoMap);
+ }
+
+ private int getNearestRangeIndex(List<Long[]> ranges, long searchForNumber) {
+ Long[] range;
+ int low = 0, mid = 0, high = ranges.size() - 1;
+ while (low <= high) {
+ mid = low + ((high - low) / 2);
+ range = ranges.get(mid);
+ if (searchForNumber >= range[0]) {
+ if (searchForNumber <= range[1]) {
+ // Return the range index if the number is between min and max
values of the range
+ return mid;
+ } else {
+ // Number is bigger than this range's min and max. Search on the
right side of the range
+ low = mid + 1;
+ }
+ } else {
+ // Number is smaller than this range's min and max. Search on the left
side of the range
+ high = mid - 1;
+ }
+ }
+ return mid;
+ }
+
+ private boolean isScanRequired(byte[] maxValue, byte[] minValue) {
Review comment:
Please write a detailed explanation for the logic
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