Jackie-Jiang commented on code in PR #11985:
URL: https://github.com/apache/pinot/pull/11985#discussion_r1417996293
##########
pinot-spi/src/main/java/org/apache/pinot/spi/env/CommonsConfigurationUtils.java:
##########
@@ -47,100 +47,77 @@ public class CommonsConfigurationUtils {
private CommonsConfigurationUtils() {
}
- public static void setListDelimiterHandler(PropertiesConfiguration
configuration, Character delimiter) {
- configuration.setListDelimiterHandler(new
DefaultListDelimiterHandler(delimiter));
+ /**
+ * Instantiate a {@link PropertiesConfiguration} from a {@link File}.
+ * @param file containing properties
+ * @return a {@link PropertiesConfiguration} instance. Empty if file does
not exist.
+ */
+ public static PropertiesConfiguration fromFile(File file) {
+ try {
+ return fromFile(file, false, false);
+ } catch (ConfigurationException e) {
Review Comment:
Should we keep the checked exception to have consistent behavior for all
methods?
##########
pinot-segment-local/src/test/java/org/apache/pinot/segment/local/segment/index/loader/SegmentPreProcessorTest.java:
##########
@@ -1898,15 +1899,19 @@ private File buildTestSegment(final TableConfig
tableConfig, final Schema schema
private static void removeMinMaxValuesFromMetadataFile(File indexDir) {
PropertiesConfiguration configuration =
SegmentMetadataUtils.getPropertiesConfiguration(indexDir);
Iterator<String> keys = configuration.getKeys();
+ LinkedList<String> keysToClear = new LinkedList<>();
Review Comment:
(minor)
```suggestion
List<String> keysToClear = new ArrayList<>();
```
##########
pinot-spi/src/main/java/org/apache/pinot/spi/env/CommonsConfigurationUtils.java:
##########
@@ -317,19 +242,57 @@ public static String
recoverSpecialCharacterInPropertyValue(String value) {
return value.replace("\0\0", ",");
}
+ /**
Review Comment:
Do we need this? After setting the list delimiter, will `getList()`
automatically treat `,` as list delimiter?
If not, this is high risk change because other developer might not know they
cannot use `getList()` to retrieve the list values
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