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Fix integer overflow in SortedRanges.subRangeByPos. Fixes #664 #665

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May 24, 2021
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Fix integer overflow in SortedRanges.subRangeByPos. Fixes #664 #665

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2 changes: 1 addition & 1 deletion DB/src/main/java/io/deephaven/db/v2/utils/sortedranges/SortedRanges.java
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Original file line number Diff line number Diff line change
Expand Up @@ -1040,7 +1040,7 @@ public final SortedRanges subRangesByPos(final long startPosIn, final long endPo
// We don't want to do two passes, we allocated an array big enough instead.
final boolean brokenInitialRange = startPos < pos;
int ansLen = count - i + (brokenInitialRange ? 2 : 1);
ansLen = Math.min(ansLen, (int) (inputRangeSpan + 1));
ansLen = (int) Math.min(ansLen, (inputRangeSpan + 1));
final SortedRanges ans = makeMyTypeAndOffset(ansLen);
ans.count = 0;
ans.cardinality = 0;
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