abhioncbr commented on code in PR #11218:
URL: https://github.com/apache/pinot/pull/11218#discussion_r1278367704
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pinot-segment-local/src/main/java/org/apache/pinot/segment/local/segment/creator/impl/SegmentColumnarIndexCreator.java:
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@@ -605,30 +615,30 @@ static boolean isValidPropertyValue(String value) {
@VisibleForTesting
static String getValidPropertyValue(String value, boolean isMax, DataType
dataType) {
String valueWithinLengthLimit = getValueWithinLengthLimit(value, isMax,
dataType);
- int length = valueWithinLengthLimit.length();
+ String escapedValue = StringEscapeUtils.escapeJava(valueWithinLengthLimit);
+ int length = escapedValue.length();
if (length > 0) {
// check and replace first character if it's a white space
- if (Character.isWhitespace(valueWithinLengthLimit.charAt(0))) {
- String unicodeValue = "\\u" + String.format("%04x", (int)
valueWithinLengthLimit.charAt(0));
- valueWithinLengthLimit = unicodeValue +
valueWithinLengthLimit.substring(1);
+ if (Character.isWhitespace(escapedValue.charAt(0))) {
Review Comment:
Escape only handles a few of whitespace characters not all. We also need to
escape leading and trailing ` `, which is not possible through escape function.
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