Vladsz83 commented on a change in pull request #9665:
URL: https://github.com/apache/ignite/pull/9665#discussion_r771861411
##########
File path:
modules/core/src/main/java/org/apache/ignite/internal/cache/query/index/sorted/keys/BytesCompareUtils.java
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@@ -19,41 +19,24 @@
/** */
public final class BytesCompareUtils {
- /** */
- public static int compareNotNullSigned(byte[] arr0, byte[] arr1) {
- if (arr0 == arr1)
- return 0;
- else {
- int commonLen = Math.min(arr0.length, arr1.length);
-
- for (int i = 0; i < commonLen; ++i) {
- byte b0 = arr0[i];
- byte b1 = arr1[i];
-
- if (b0 != b1)
- return b0 > b1 ? 1 : -1;
- }
-
- return Integer.signum(arr0.length - arr1.length);
- }
- }
-
/** */
public static int compareNotNullUnsigned(byte[] arr0, byte[] arr1) {
if (arr0 == arr1)
return 0;
else {
int commonLen = Math.min(arr0.length, arr1.length);
+ int unSignArr0;
+ int unSignArr1;
for (int i = 0; i < commonLen; ++i) {
- int unSignArr0 = arr0[i] & 255;
- int unSignArr1 = arr1[i] & 255;
+ unSignArr0 = arr0[i] & 255;
+ unSignArr1 = arr1[i] & 255;
if (unSignArr0 != unSignArr1)
return unSignArr0 > unSignArr1 ? 1 : -1;
}
- return Integer.signum(arr0.length - arr1.length);
+ return Integer.signum(Integer.compare(arr0.length, arr1.length));
Review comment:
One more function call. Why? A trivial operator might be slightly faster.
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