dcapwell commented on code in PR #264:
URL: https://github.com/apache/cassandra-accord/pull/264#discussion_r2620245313
##########
accord-core/src/main/java/accord/utils/SmallBitSet.java:
##########
@@ -40,29 +40,51 @@ public long bits()
return bits;
}
+ private static long bitSafe(int i)
+ {
+ validateIndex(i);
+ return bit(i);
+ }
+
+ private static void validateIndex(int i)
+ {
+ if (i >= 64 || i < 0)
+ throw new IndexOutOfBoundsException("Unable to access bit " + i +
"; must be between 0 and 63");
+ }
+
+ @Override
public boolean set(int i)
{
- long bit = bit(i);
+ long bit = bitSafe(i);
boolean result = 0 == (bits & bit);
bits |= bit;
return result;
}
@Override
- public void setRange(int from, int to)
+ public void setRange(int fromInclusive, int toExclusive)
Review Comment:
`to` was exclusive but wouldn't work if you gave the last index as it would
cause the bits to be `0`; found in fuzz testing
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