carterkozak commented on a change in pull request #733:
URL: https://github.com/apache/logging-log4j2/pull/733#discussion_r794655910
##########
File path:
log4j-core/src/main/java/org/apache/logging/log4j/core/config/properties/PropertiesConfigurationBuilder.java
##########
@@ -190,6 +193,17 @@ public PropertiesConfiguration build() {
return builder.build(false);
}
+ private static void useSyntheticLevelAndAppenderRefs(final String
propertyName, final Properties loggerProps, final Properties context) {
+ final String propertyValue = (String) context.remove(propertyName);
+ if (propertyValue != null) {
+ final String[] parts = propertyValue.split(",");
+ loggerProps.setProperty("level", parts[0]);
Review comment:
It's subtle and counter-intuitive. Alas, this test passes:
```java
@Test
public void split() {
assertThat(",".split(",")).isEmpty();
}
```
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