From 6d8a99fecc5dd3aec502c0419af61e8d2a3c398d Mon Sep 17 00:00:00 2001
From: Sungmin Choi <sungmin.choi@lge.com>
Date: Fri, 25 Jan 2013 18:26:46 +0900
Subject: [PATCH] avoid multiple-"0" to exceed the length of upper bound

Limits number of "0"s not to exceed length of maximum number allowed
for the NumberPicker.

Steps to reproduce:
1. Settings -> Date & time -> uncheck "Automatic date & time"
2. Select "Set time"
3. Select Time Area on Set time dialog
4. insert 00000000 via NumberPicker

Bug: 8073759
Change-Id: I0f3f5303d9a4b559217adb436f244407a23e58c0
---
 core/java/android/widget/NumberPicker.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/core/java/android/widget/NumberPicker.java b/core/java/android/widget/NumberPicker.java
index 74ded18b64ed4..2ac5a128598e7 100644
--- a/core/java/android/widget/NumberPicker.java
+++ b/core/java/android/widget/NumberPicker.java
@@ -1969,8 +1969,10 @@ public class NumberPicker extends LinearLayout {
                  * Ensure the user can't type in a value greater than the max
                  * allowed. We have to allow less than min as the user might
                  * want to delete some numbers and then type a new number.
+                 * And prevent multiple-"0" that exceeds the length of upper
+                 * bound number.
                  */
-                if (val > mMaxValue) {
+                if (val > mMaxValue || result.length() > String.valueOf(mMaxValue).length()) {
                     return "";
                 } else {
                     return filtered;