[NO ISSUE][ING] TweetParserFactory fix

- user model changes: no
- storage format changes: no
- interface changes: no

Details:
Fix the TweetParserFactory so it returns the correct record class.

Change-Id: If330bf060423027e01787224d1b2e93fd4d33d71
Reviewed-on: https://asterix-gerrit.ics.uci.edu/3050
Sonar-Qube: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Contrib: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Wail Alkowaileet <wael.y.k@gmail.com>
diff --git a/asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/parser/factory/TweetParserFactory.java b/asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/parser/factory/TweetParserFactory.java
index 7844924..e5b6d01 100644
--- a/asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/parser/factory/TweetParserFactory.java
+++ b/asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/parser/factory/TweetParserFactory.java
@@ -54,8 +54,8 @@
     }
 
     @Override
-    public Class<? extends String> getRecordClass() {
-        return String.class;
+    public Class<? extends char[]> getRecordClass() {
+        return char[].class;
     }
 
     @Override