[pulsar] branch master updated: Support CLI pulsar-client for concise description. (#3381)

[sijie]

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The following commit(s) were added to refs/heads/master by this push:
     new d94866a  Support CLI pulsar-client for concise description. (#3381)
d94866a is described below

commit d94866a89dc2217fc64fd4f6f8504dc5b8e5a1c4
Author: Fangbin Sun <sunfang...@gmail.com>
AuthorDate: Sun Jan 20 11:10:04 2019 +0800

    Support CLI pulsar-client for concise description. (#3381)
    
    ### Motivation
    Fixes [#3364](https://github.com/apache/pulsar/issues/3364)
    
    ### Modifications
    
    Print corresponding usage according to the parsed command.
---
 .../src/main/java/org/apache/pulsar/client/cli/PulsarClientTool.java   | 3 ++-
 1 file changed, 2 insertions(+), 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
index 67b421a..e10caf0 100644
--- 
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 class PulsarClientTool {
             }
         } catch (Exception e) {
             System.out.println(e.getMessage());
+            String chosenCommand = commandParser.getParsedCommand();
             if (e instanceof ParameterException) {
-                commandParser.usage();
+                commandParser.usage(chosenCommand);
             } else {
                 e.printStackTrace();
             }