cloud-fan commented on a change in pull request #26622:
[WIP][SPARK-28023][Test] Cheap UTF8String Trim
URL: https://github.com/apache/spark/pull/26622#discussion_r349015186
##########
File path:
common/unsafe/src/main/java/org/apache/spark/unsafe/types/UTF8String.java
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@@ -1077,13 +1077,21 @@ public UTF8String translate(Map<Character, Character>
dict) {
* @return true if the parsing was successful else false
*/
public boolean toLong(LongWrapper toLongResult) {
+ int numBytes = this.numBytes;
+ int offset = 0;
+ while (offset < numBytes && getByte(offset) == 0x20) {
+ offset++;
+ }
+ while (numBytes - 1 > offset && getByte(numBytes - 1) == 0x20) {
+ numBytes--;
Review comment:
this is not numBytes, but the endIndex. numBytes should be endIndex -
startIndex.
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