add 2^x to POWER2 comments

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1751992 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/src/java/org/apache/poi/util/RLEDecompressingInputStream.java b/src/java/org/apache/poi/util/RLEDecompressingInputStream.java
index 8d826eb12bc76518113bdc14aee6b4b6f3ca8ea7..f31996545441bf2b0efe5e1850b235bc546582fb 100644 (file)
--- a/src/java/org/apache/poi/util/RLEDecompressingInputStream.java
+++ b/src/java/org/apache/poi/util/RLEDecompressingInputStream.java
@@ -34,22 +34,22 @@ public class RLEDecompressingInputStream extends InputStream {
      * Bitmasks for performance
      */
     private static final int[] POWER2 = new int[] {
-            0x0001, // 0
-            0x0002, // 1
-            0x0004, // 2
-            0x0008, // 3
-            0x0010, // 4
-            0x0020, // 5
-            0x0040, // 6
-            0x0080, // 7
-            0x0100, // 8
-            0x0200, // 9
-            0x0400, // 10
-            0x0800, // 11
-            0x1000, // 12
-            0x2000, // 13
-            0x4000, // 14
-            0x8000  // 15
+            0x0001, // 2^0
+            0x0002, // 2^1
+            0x0004, // 2^2
+            0x0008, // 2^3
+            0x0010, // 2^4
+            0x0020, // 2^5
+            0x0040, // 2^6
+            0x0080, // 2^7
+            0x0100, // 2^8
+            0x0200, // 2^9
+            0x0400, // 2^10
+            0x0800, // 2^11
+            0x1000, // 2^12
+            0x2000, // 2^13
+            0x4000, // 2^14
+            0x8000  // 2^15
     };
 
     /** the wrapped inputstream */