himanshug commented on a change in pull request #7633: make ComplexColumn an
interface and ExtensionPoint
URL: https://github.com/apache/incubator-druid/pull/7633#discussion_r284398995
##########
File path:
processing/src/main/java/org/apache/druid/segment/column/ComplexColumn.java
##########
@@ -19,45 +19,29 @@
package org.apache.druid.segment.column;
+import org.apache.druid.guice.annotations.ExtensionPoint;
import org.apache.druid.query.monomorphicprocessing.RuntimeShapeInspector;
import org.apache.druid.segment.ColumnValueSelector;
import org.apache.druid.segment.ObjectColumnSelector;
-import org.apache.druid.segment.data.GenericIndexed;
import org.apache.druid.segment.data.ReadableOffset;
import javax.annotation.Nullable;
/**
-*/
-public class ComplexColumn implements BaseColumn
+ */
+@ExtensionPoint
+public interface ComplexColumn extends BaseColumn
{
- private final GenericIndexed<?> index;
- private final String typeName;
+ Class<?> getClazz();
+ String getTypeName();
+ Object getRowValue(int rowNum);
+ int getLength();
- public ComplexColumn(String typeName, GenericIndexed<?> index)
- {
- this.index = index;
- this.typeName = typeName;
- }
-
- public String getTypeName()
- {
- return typeName;
- }
-
- @Nullable
- public Object getRowValue(int rowNum)
- {
- return index.get(rowNum);
- }
-
- public int getLength()
- {
- return index.size();
- }
+ @Override
+ void close();
@Override
- public ColumnValueSelector<?> makeColumnValueSelector(ReadableOffset offset)
+ default ColumnValueSelector makeColumnValueSelector(ReadableOffset offset)
Review comment:
that was a mistake , thanks.
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