From 0ea6270ffbe75eba2a754f8107487f3e0c1485a3 Mon Sep 17 00:00:00 2001 From: Ken Wakasa Date: Sun, 12 Sep 2010 21:05:25 +0900 Subject: More commit -> apply changes with SharedPreferencesCompat. The newly added SharedPreferencesCompat adapter class does apply() when available (Gingerbread+), else do commit(). This change incorporates I4eca20fb and I39f6aa04. bug: 2983837 Change-Id: Iec4e8b69840ad71dbbd6098eeba349934d8248ff --- .../inputmethod/latin/SharedPreferencesCompat.java | 54 ++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 java/src/com/android/inputmethod/latin/SharedPreferencesCompat.java (limited to 'java/src/com/android/inputmethod/latin/SharedPreferencesCompat.java') diff --git a/java/src/com/android/inputmethod/latin/SharedPreferencesCompat.java b/java/src/com/android/inputmethod/latin/SharedPreferencesCompat.java new file mode 100644 index 000000000..8364c90fa --- /dev/null +++ b/java/src/com/android/inputmethod/latin/SharedPreferencesCompat.java @@ -0,0 +1,54 @@ +/* + * Copyright (C) 2010 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.inputmethod.latin; + +import android.content.SharedPreferences; + +import java.lang.reflect.InvocationTargetException; +import java.lang.reflect.Method; + +/** + * Reflection utils to call SharedPreferences$Editor.apply when possible, + * falling back to commit when apply isn't available. + */ +public class SharedPreferencesCompat { + private static final Method sApplyMethod = findApplyMethod(); + + private static Method findApplyMethod() { + try { + Class cls = SharedPreferences.Editor.class; + return cls.getMethod("apply"); + } catch (NoSuchMethodException unused) { + // fall through + } + return null; + } + + public static void apply(SharedPreferences.Editor editor) { + if (sApplyMethod != null) { + try { + sApplyMethod.invoke(editor); + return; + } catch (InvocationTargetException unused) { + // fall through + } catch (IllegalAccessException unused) { + // fall through + } + } + editor.commit(); + } +} -- cgit v1.2.3-83-g751a