Support CLI pulsar-client for concise description. (apache#3381)

### Motivation Fixes [apache#3364](apache#3364) ### Modifications Print corresponding usage according to the parsed command.
drianpauL · Jan 20, 2019 · d94866a · d94866a
1 parent 9be5996
commit d94866a
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/pulsar-client-tools/src/main/java/org/apache/pulsar/client/cli/PulsarClientTool.java b/pulsar-client-tools/src/main/java/org/apache/pulsar/client/cli/PulsarClientTool.java
@@ -134,8 +134,9 @@ public int run(String[] args) {
             }
         } catch (Exception e) {
             System.out.println(e.getMessage());
+            String chosenCommand = commandParser.getParsedCommand();
             if (e instanceof ParameterException) {
-                commandParser.usage();
+                commandParser.usage(chosenCommand);
             } else {
                 e.printStackTrace();
             }