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| author | TreeHugger Robot <treehugger-gerrit@google.com> | 2017-11-16 02:23:44 +0000 |
|---|---|---|
| committer | Android (Google) Code Review <android-gerrit@google.com> | 2017-11-16 02:23:44 +0000 |
| commit | c3e1d7b3b24c8bb35e02e1cb724d32a5efb25ada (patch) | |
| tree | 0a57d708ae878ffecc568feb95ecbcfa87df8387 /core/java | |
| parent | 6884b5e1f56878019a24041da9ee92a5b4f87387 (diff) | |
| parent | 81e46d923214546a0c36396e0c2abb854666d86e (diff) | |
Merge "Doc that SharedPreferences is IO-expensive"
Diffstat (limited to 'core/java')
| -rw-r--r-- | core/java/android/content/SharedPreferences.java | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/core/java/android/content/SharedPreferences.java b/core/java/android/content/SharedPreferences.java index 4b09feda2173..d3652e8825b5 100644 --- a/core/java/android/content/SharedPreferences.java +++ b/core/java/android/content/SharedPreferences.java @@ -30,6 +30,11 @@ import java.util.Set; * when they are committed to storage. Objects that are returned from the * various <code>get</code> methods must be treated as immutable by the application. * + * <p>Note: This class provides strong consistency guarantees. It is using expensive operations + * which might slow down an app. Frequently changing properties or properties where loss can be + * tolerated should use other mechanisms. For more details read the comments on + * {@link Editor#commit()} and {@link Editor#apply()}. + * * <p><em>Note: This class does not support use across multiple processes.</em> * * <div class="special reference"> |