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[Bug](branch-20) fix udf return array_string type has error in branch-20 #41004

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merged 1 commit into from
Sep 19, 2024
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[Bug](branch-20) fix udf return array_string type has error in branch-20 #41004

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10 changes: 5 additions & 5 deletions fe/be-java-extensions/java-udf/src/main/java/org/apache/doris/udf/UdfConvert.java
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Original file line number Diff line number Diff line change
Expand Up @@ -1292,7 +1292,8 @@ public static long copyBatchArrayStringResult(long hasPutElementNum, boolean isN
int num = data.size();
int[] offsets = new int[num];
byte[][] byteRes = new byte[num][];
int offset = 0;
int oldOffsetNum = UdfUtils.UNSAFE.getInt(null, strOffsetAddr + ((hasPutElementNum - 1) * 4L));
int offset = oldOffsetNum;
for (int i = 0; i < num; ++i) {
String value = data.get(i);
if (value == null) {
Expand All @@ -1304,23 +1305,22 @@ public static long copyBatchArrayStringResult(long hasPutElementNum, boolean isN
offset += byteRes[i].length;
offsets[i] = offset;
}
int oldOffsetNum = UdfUtils.UNSAFE.getInt(null, strOffsetAddr + ((hasPutElementNum - 1) * 4L));
int oldSzie = 0;
if (num > 0) {
oldSzie = offsets[num - 1];
}
byte[] bytes = new byte[oldSzie];
long bytesAddr = JNINativeMethod.resizeStringColumn(dataAddr, oldOffsetNum + oldSzie);
long bytesAddr = JNINativeMethod.resizeStringColumn(dataAddr, oldSzie);
int dst = 0;
for (int i = 0; i < num; i++) {
for (int j = 0; j < byteRes[i].length; j++) {
bytes[dst++] = byteRes[i][j];
}
}
UdfUtils.copyMemory(offsets, UdfUtils.INT_ARRAY_OFFSET, null, strOffsetAddr + (4L * oldOffsetNum),
UdfUtils.copyMemory(offsets, UdfUtils.INT_ARRAY_OFFSET, null, strOffsetAddr + (4L * hasPutElementNum),
num * 4L);
UdfUtils.copyMemory(bytes, UdfUtils.BYTE_ARRAY_OFFSET, null, bytesAddr + oldOffsetNum,
oldSzie);
oldSzie - oldOffsetNum);
hasPutElementNum = hasPutElementNum + num;
}
UdfUtils.UNSAFE.putLong(null, offsetsAddr + 8L * row, hasPutElementNum);
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