lwhite1 commented on code in PR #14289:
URL: https://github.com/apache/arrow/pull/14289#discussion_r985726660
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java/vector/src/main/java/org/apache/arrow/vector/GenerateSampleData.java:
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@@ -267,6 +275,58 @@ private static void writeTinyIntData(TinyIntVector vector,
int valueCount) {
vector.setValueCount(valueCount);
}
+ private static void writeUInt1Data(UInt1Vector vector, int valueCount) {
+ final byte even = 1;
+ final byte odd = 2;
+ for (int i = 0; i < valueCount; i++) {
+ if (i % 2 == 0) {
+ vector.setSafe(i, even);
+ } else {
+ vector.setSafe(i, odd);
+ }
+ }
+ vector.setValueCount(valueCount);
+ }
+
+ private static void writeUInt2Data(UInt2Vector vector, int valueCount) {
+ final short even = 10;
+ final short odd = 20;
+ for (int i = 0; i < valueCount; i++) {
+ if (i % 2 == 0) {
+ vector.setSafe(i, even);
+ } else {
+ vector.setSafe(i, odd);
+ }
+ }
+ vector.setValueCount(valueCount);
+ }
+
+ private static void writeUInt4Data(UInt4Vector vector, int valueCount) {
+ final int even = 1000;
+ final int odd = 2000;
+ for (int i = 0; i < valueCount; i++) {
+ if (i % 2 == 0) {
+ vector.setSafe(i, even);
+ } else {
+ vector.setSafe(i, odd);
+ }
+ }
+ vector.setValueCount(valueCount);
+ }
+
+ private static void writeUInt8Data(UInt8Vector vector, int valueCount) {
+ final long even = 1000000000;
+ final long odd = 2000000000;
Review Comment:
The UInts are all represented as ints under the covers in java (except UInt2
may be a char). I don't know of any way to to create a value like you're
suggesting, and I think it would error if I did so it couldn't be used for test
data.
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