1 files changed, 21 insertions, 0 deletions
diff --git a/src/com/isode/stroke/base/FileSize.java b/src/com/isode/stroke/base/FileSize.java
new file mode 100644
index 0000000..c332626
--- /dev/null
+++ b/src/com/isode/stroke/base/FileSize.java
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2010-2014 Isode Limited.
+ * All rights reserved.
+ * See the COPYING file for more information.
+ */
+
+package com.isode.stroke.base;
+
+public class FileSize {
+
+	public static String formatSize(long bytes) {
+		char siPrefix[] = {'k', 'M', 'G', 'T', 'P', 'E', 'Z', 'Y'};
+		int power = 0;
+		double engBytes = (double)bytes;
+		while (engBytes >= 1000) {
+			++power;
+			engBytes = (double)(engBytes / 1000.0);
+		}
+		return String.format("%.1f", engBytes) + (power > 0 ? (siPrefix[power-1] + "B") : "" );
+	}
+}
+\ No newline at end of file