Repository: flink
Updated Branches:
  refs/heads/release-1.0 016644ac3 -> c0ce1b6d9


[FLINK-3522] [storm compat] PrintSampleStream prints a proper message when 
involked without arguments


Project: http://git-wip-us.apache.org/repos/asf/flink/repo
Commit: http://git-wip-us.apache.org/repos/asf/flink/commit/8c330150
Tree: http://git-wip-us.apache.org/repos/asf/flink/tree/8c330150
Diff: http://git-wip-us.apache.org/repos/asf/flink/diff/8c330150

Branch: refs/heads/release-1.0
Commit: 8c3301501934ee0faeffec3f8c2034d292d078ef
Parents: f3c6646
Author: Stephan Ewen <[email protected]>
Authored: Fri Feb 26 15:12:07 2016 +0100
Committer: Robert Metzger <[email protected]>
Committed: Fri Feb 26 20:56:24 2016 +0100

----------------------------------------------------------------------
 .../java/org/apache/flink/storm/print/PrintSampleStream.java | 8 ++++++++
 1 file changed, 8 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/flink/blob/8c330150/flink-contrib/flink-storm-examples/src/main/java/org/apache/flink/storm/print/PrintSampleStream.java
----------------------------------------------------------------------
diff --git 
a/flink-contrib/flink-storm-examples/src/main/java/org/apache/flink/storm/print/PrintSampleStream.java
 
b/flink-contrib/flink-storm-examples/src/main/java/org/apache/flink/storm/print/PrintSampleStream.java
index ba183c9..de652cf 100644
--- 
a/flink-contrib/flink-storm-examples/src/main/java/org/apache/flink/storm/print/PrintSampleStream.java
+++ 
b/flink-contrib/flink-storm-examples/src/main/java/org/apache/flink/storm/print/PrintSampleStream.java
@@ -32,7 +32,15 @@ import java.util.Arrays;
  * Prints incoming tweets. Tweets can be filtered by keywords.
  */
 public class PrintSampleStream {
+       
        public static void main(String[] args) throws Exception {
+               
+               if (args.length < 4) {
+                       System.err.println(
+                                       "Usage: PrintSampleStream 
<consumer-key> <consumer-secret> <access-token> <access-token-secret>");
+                       return;
+               }
+               
                String consumerKey = args[0];
                String consumerSecret = args[1];
                String accessToken = args[2];

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