trushev commented on a change in pull request #17416:
URL: https://github.com/apache/flink/pull/17416#discussion_r725498056
##########
File path:
flink-table/flink-table-common/src/main/java/org/apache/flink/table/utils/PartitionPathUtils.java
##########
@@ -113,19 +113,36 @@ private static String escapePathName(String path) {
throw new TableException("Path should not be null or empty: " +
path);
}
- StringBuilder sb = new StringBuilder();
+ StringBuilder sb = null;
for (int i = 0; i < path.length(); i++) {
char c = path.charAt(i);
if (needsEscaping(c)) {
- sb.append('%');
- sb.append(String.format("%1$02X", (int) c));
- } else {
+ if (sb == null) {
+ sb = new StringBuilder(path.length() + 2);
+ for (int j = 0; j < i; j++) {
+ sb.append(path.charAt(j));
+ }
+ }
+ escapeChar(c, sb);
+ } else if (sb != null) {
sb.append(c);
}
}
Review comment:
It works correctly. I added several units that cover the scenarios of
head, middle, tail, missing, and combined control characters
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