Github user chaithu14 commented on a diff in the pull request:
https://github.com/apache/apex-malhar/pull/324#discussion_r68559313
--- Diff:
library/src/main/java/org/apache/apex/malhar/lib/utils/serde/SliceUtils.java ---
@@ -0,0 +1,52 @@
+package org.apache.apex.malhar.lib.utils.serde;
+
+import com.datatorrent.netlet.util.Slice;
+
+public class SliceUtils
+{
+ private SliceUtils()
+ {
+ }
+
+ public static byte[] concatenate(byte[] a, byte[] b)
+ {
+ byte[] output = new byte[a.length + b.length];
+
+ System.arraycopy(a, 0, output, 0, a.length);
+ System.arraycopy(b, 0, output, a.length, b.length);
+ return output;
+ }
+
+ public static Slice concatenate(Slice a, Slice b)
+ {
+ int size = a.length + b.length;
+ byte[] bytes = new byte[size];
+
+ System.arraycopy(a.buffer, a.offset, bytes, 0, a.length);
+ System.arraycopy(b.buffer, b.offset, bytes, a.length, b.length);
+
+ return new Slice(bytes);
+ }
+
+ public static Slice concatenate(byte[] a, Slice b)
+ {
+ int size = a.length + b.length;
+ byte[] bytes = new byte[size];
+
+ System.arraycopy(a, 0, bytes, 0, a.length);
+ System.arraycopy(b.buffer, b.offset, bytes, a.length, b.length);
+
+ return new Slice(bytes);
+ }
+
+ public static Slice concatenate(Slice a, byte[] b)
+ {
+ int size = a.length + b.length;
+ byte[] bytes = new byte[size];
+
+ System.arraycopy(a, a.offset, bytes, 0, a.length);
--- End diff --
a.buffer instead of a.
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