[kafka] branch trunk updated: MINOR: Wrong command line suggestion in kafka.Kafka (#9637)

[ch...@apache.org]

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chia7712 pushed a commit to branch trunk
in repository https://gitbox.apache.org/repos/asf/kafka.git


The following commit(s) were added to refs/heads/trunk by this push:
     new 9fdea8a  MINOR: Wrong command line suggestion in kafka.Kafka (#9637)
9fdea8a is described below

commit 9fdea8a6b60800461c8f120517bc0cfe2db311df
Author: dengziming <de...@gmail.com>
AuthorDate: Mon Nov 23 12:02:18 2020 +0800

    MINOR: Wrong command line suggestion in kafka.Kafka (#9637)
    
    Reviewers: Chia-Ping Tsai <ch...@gmail.com>
---
 core/src/main/scala/kafka/Kafka.scala | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/core/src/main/scala/kafka/Kafka.scala b/core/src/main/scala/kafka/Kafka.scala
index 8162535..f01df66 100755
--- a/core/src/main/scala/kafka/Kafka.scala
+++ b/core/src/main/scala/kafka/Kafka.scala
@@ -20,8 +20,8 @@ package kafka
 import java.util.Properties
 
 import joptsimple.OptionParser
+import kafka.server.KafkaServerStartable
 import kafka.utils.Implicits._
-import kafka.server.{KafkaServer, KafkaServerStartable}
 import kafka.utils.{CommandLineUtils, Exit, Logging}
 import org.apache.kafka.common.utils.{Java, LoggingSignalHandler, OperatingSystem, Utils}
 
@@ -41,7 +41,8 @@ object Kafka extends Logging {
     optionParser.accepts("version", "Print version information and exit.")
 
     if (args.length == 0 || args.contains("--help")) {
-      CommandLineUtils.printUsageAndDie(optionParser, "USAGE: java [options] %s server.properties [--override property=value]*".format(classOf[KafkaServer].getSimpleName()))
+      CommandLineUtils.printUsageAndDie(optionParser,
+        "USAGE: java [options] %s server.properties [--override property=value]*".format(this.getClass.getCanonicalName.split('$').head))
     }
 
     if (args.contains("--version")) {