[kylin] 28/44: Fix "equals" on incomparable types

[ni...@apache.org]

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nic pushed a commit to branch 3.0.x
in repository https://gitbox.apache.org/repos/asf/kylin.git

commit 17777e929df99eb595d32eb696ad1db71035438c
Author: nichunen <ni...@apache.org>
AuthorDate: Sun Jan 12 18:42:25 2020 +0800

    Fix "equals" on incomparable types
---
 .../java/org/apache/kylin/storage/hbase/steps/HFileOutputFormat3.java  | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/HFileOutputFormat3.java b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/HFileOutputFormat3.java
index 1f75660..12c30ea 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/HFileOutputFormat3.java
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/HFileOutputFormat3.java
@@ -23,6 +23,7 @@ import java.net.URLDecoder;
 import java.net.URLEncoder;
 import java.nio.charset.StandardCharsets;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Collection;
 import java.util.List;
 import java.util.Map;
@@ -286,7 +287,7 @@ public class HFileOutputFormat3 extends FileOutputFormat<ImmutableBytesWritable,
         TreeSet<ImmutableBytesWritable> sorted = new TreeSet<ImmutableBytesWritable>(startKeys);
 
         ImmutableBytesWritable first = sorted.first();
-        if (!first.equals(HConstants.EMPTY_BYTE_ARRAY)) {
+        if (!Arrays.equals(first.get(), HConstants.EMPTY_BYTE_ARRAY)) {
             throw new IllegalArgumentException("First region of table should have empty start key. Instead has: "
                     + Bytes.toStringBinary(first.get()));
         }