From a78776a9ee16b5f8bb16642859b6f4f368890557 Mon Sep 17 00:00:00 2001
From: Jesse Vincent <jesse@fsck.com>
Date: Fri, 5 Nov 2010 04:23:04 +0000
Subject: [PATCH] Only look at the first 8k of a message when calculating
 message previews

---
 src/com/fsck/k9/mail/store/LocalStore.java | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/com/fsck/k9/mail/store/LocalStore.java b/src/com/fsck/k9/mail/store/LocalStore.java
index 35bc5c1b8..59c32cb98 100644
--- a/src/com/fsck/k9/mail/store/LocalStore.java
+++ b/src/com/fsck/k9/mail/store/LocalStore.java
@@ -2411,6 +2411,16 @@ public class LocalStore extends Store implements Serializable
             {
                 return null;
             }
+
+            // Only look at the first 8k of a message when calculating
+            // the preview.  This should avoid unnecessary
+            // memory usage on large messages
+            if (text.length() > 8192)
+            {
+                text = text.substring(0,8192);
+            }
+
+
             text = text.replaceAll("(?m)^----.*?$","");
             text = text.replaceAll("(?m)^[#>].*$","");
             text = text.replaceAll("(?m)^On .*wrote.?$","");