From 34fa6e9e65557e565facbcbed819e07ea0d14d02 Mon Sep 17 00:00:00 2001
From: Ashley Taylor <7232476+ashley-taylor@users.noreply.github.com>
Date: Sat, 28 Jan 2023 21:06:45 +1300
Subject: [PATCH] Add uncompressDoubleArray that takes offset and length (#307)

---
 src/main/java/org/xerial/snappy/Snappy.java | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/src/main/java/org/xerial/snappy/Snappy.java b/src/main/java/org/xerial/snappy/Snappy.java
index 4d4faad..0c2815f 100755
--- a/src/main/java/org/xerial/snappy/Snappy.java
+++ b/src/main/java/org/xerial/snappy/Snappy.java
@@ -598,9 +598,24 @@ public class Snappy
     public static double[] uncompressDoubleArray(byte[] input)
             throws IOException
     {
-        int uncompressedLength = Snappy.uncompressedLength(input, 0, input.length);
+        return uncompressDoubleArray(input, 0, input.length);
+    }
+
+    /**
+     * Uncompress the input as a double array
+     *
+     * @param input
+     * @param offset
+     * @param length
+     * @return the uncompressed data
+     * @throws IOException
+     */
+    public static double[] uncompressDoubleArray(byte[] input, int offset, int length)
+            throws IOException
+    {
+        int uncompressedLength = Snappy.uncompressedLength(input, offset, length);
         double[] result = new double[uncompressedLength / 8];
-        impl.rawUncompress(input, 0, input.length, result, 0);
+        impl.rawUncompress(input, offset, length, result, 0);
         return result;
     }