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HBASE-15410 Utilize the max seek value when all Filters in MUST_PASS_ALL FilterList return SEEK_NEXT_USING_HINT

This commit is contained in:
tedyu 2017-09-07 08:15:29 -07:00
parent 7592cb8d34
commit 743f3ae221
2 changed files with 28 additions and 9 deletions
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31
hbase-client/src/main/java/org/apache/hadoop/hbase/filter/FilterList.java
View File

@ -22,7 +22,9 @@ import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.CellComparator;
@ -65,7 +67,7 @@ final public class FilterList extends FilterBase {
private static final int MAX_LOG_FILTERS = 5;
private Operator operator = Operator.MUST_PASS_ALL;
private final List<Filter> filters;
private Filter seekHintFilter = null;
private Set<Filter> seekHintFilter = new HashSet<>();
/**
* Save previous return code and previous cell for every filter in filter list. For MUST_PASS_ONE,
@ -234,7 +236,7 @@ final public class FilterList extends FilterBase {
prevCellList.set(i, null);
}
}
seekHintFilter = null;
seekHintFilter.clear();
}
@Override
@ -358,6 +360,7 @@ final public class FilterList extends FilterBase {
return ReturnCode.INCLUDE;
}
this.referenceCell = c;
seekHintFilter.clear();
// Accumulates successive transformation of every filter that includes the Cell:
Cell transformed = c;
@ -389,10 +392,12 @@ final public class FilterList extends FilterBase {
transformed = filter.transformCell(transformed);
continue;
case SEEK_NEXT_USING_HINT:
seekHintFilter = filter;
return code;
seekHintFilter.add(filter);
continue;
default:
return code;
if (seekHintFilter.isEmpty()) {
return code;
}
}
} else if (operator == Operator.MUST_PASS_ONE) {
Cell prevCell = this.prevCellList.get(i);
@ -442,6 +447,10 @@ final public class FilterList extends FilterBase {
}
}
if (!seekHintFilter.isEmpty()) {
return ReturnCode.SEEK_NEXT_USING_HINT;
}
// Save the transformed Cell for transform():
this.transformedCell = transformed;
@ -565,7 +574,17 @@ final public class FilterList extends FilterBase {
}
Cell keyHint = null;
if (operator == Operator.MUST_PASS_ALL) {
if (seekHintFilter != null) keyHint = seekHintFilter.getNextCellHint(currentCell);
for (Filter filter : seekHintFilter) {
if (filter.filterAllRemaining()) continue;
Cell curKeyHint = filter.getNextCellHint(currentCell);
if (keyHint == null) {
keyHint = curKeyHint;
continue;
}
if (CellComparator.COMPARATOR.compare(keyHint, curKeyHint) < 0) {
keyHint = curKeyHint;
}
}
return keyHint;
}

6
hbase-server/src/test/java/org/apache/hadoop/hbase/filter/TestFilterList.java
View File

@ -501,7 +501,7 @@ public class TestFilterList {
FilterList filterList = new FilterList(Operator.MUST_PASS_ONE,
Arrays.asList(new Filter [] { filterMinHint, filterMaxHint } ));
assertEquals(0, CellComparator.COMPARATOR.compare(filterList.getNextCellHint(null),
minKeyValue));
minKeyValue));
// Should have no hint if any filter has no hint
filterList = new FilterList(Operator.MUST_PASS_ONE,
@ -525,7 +525,7 @@ public class TestFilterList {
Arrays.asList(new Filter [] { filterMinHint, filterMaxHint } ));
filterList.filterKeyValue(null);
assertEquals(0, CellComparator.COMPARATOR.compare(filterList.getNextCellHint(null),
minKeyValue));
maxKeyValue));
filterList = new FilterList(Operator.MUST_PASS_ALL,
Arrays.asList(new Filter [] { filterMaxHint, filterMinHint } ));
@ -539,7 +539,7 @@ public class TestFilterList {
new Filter [] { filterNoHint, filterMinHint, filterMaxHint } ));
filterList.filterKeyValue(null);
assertEquals(0, CellComparator.COMPARATOR.compare(filterList.getNextCellHint(null),
minKeyValue));
maxKeyValue));
filterList = new FilterList(Operator.MUST_PASS_ALL,
Arrays.asList(new Filter [] { filterNoHint, filterMaxHint } ));
filterList.filterKeyValue(null);