garydgregory commented on a change in pull request #762:
URL: https://github.com/apache/logging-log4j2/pull/762#discussion_r810156532
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File path:
log4j-1.2-api/src/main/java/org/apache/log4j/builders/BuilderManager.java
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@@ -71,7 +71,7 @@ public Appender parseAppender(String name, String className,
String prefix, Stri
String filterPrefix, Properties props, PropertiesConfiguration
config) {
Objects.requireNonNull(plugins, "plugins");
Objects.requireNonNull(className, "className");
- PluginType<?> plugin = plugins.get(className.toLowerCase());
+ PluginType<?> plugin = plugins.get(className.toLowerCase().trim());
Review comment:
This could cause an NPE, see the bull check on the line below.
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