| /* |
| * Copyright (C) 2014 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.layoutlib.bridge.android; |
| |
| import android.content.SharedPreferences; |
| |
| import java.util.Map; |
| import java.util.Set; |
| |
| /** |
| * An empty shared preferences implementation which doesn't store anything. It always returns |
| * null, 0 or false. |
| */ |
| public class BridgeSharedPreferences implements SharedPreferences { |
| private Editor mEditor; |
| |
| @Override |
| public Map<String, ?> getAll() { |
| return null; |
| } |
| |
| @Override |
| public String getString(String key, String defValue) { |
| return null; |
| } |
| |
| @Override |
| public Set<String> getStringSet(String key, Set<String> defValues) { |
| return null; |
| } |
| |
| @Override |
| public int getInt(String key, int defValue) { |
| return 0; |
| } |
| |
| @Override |
| public long getLong(String key, long defValue) { |
| return 0; |
| } |
| |
| @Override |
| public float getFloat(String key, float defValue) { |
| return 0; |
| } |
| |
| @Override |
| public boolean getBoolean(String key, boolean defValue) { |
| return false; |
| } |
| |
| @Override |
| public boolean contains(String key) { |
| return false; |
| } |
| |
| @Override |
| public Editor edit() { |
| if (mEditor != null) { |
| return mEditor; |
| } |
| mEditor = new Editor() { |
| @Override |
| public Editor putString(String key, String value) { |
| return null; |
| } |
| |
| @Override |
| public Editor putStringSet(String key, Set<String> values) { |
| return null; |
| } |
| |
| @Override |
| public Editor putInt(String key, int value) { |
| return null; |
| } |
| |
| @Override |
| public Editor putLong(String key, long value) { |
| return null; |
| } |
| |
| @Override |
| public Editor putFloat(String key, float value) { |
| return null; |
| } |
| |
| @Override |
| public Editor putBoolean(String key, boolean value) { |
| return null; |
| } |
| |
| @Override |
| public Editor remove(String key) { |
| return null; |
| } |
| |
| @Override |
| public Editor clear() { |
| return null; |
| } |
| |
| @Override |
| public boolean commit() { |
| return false; |
| } |
| |
| @Override |
| public void apply() { |
| } |
| }; |
| return mEditor; |
| } |
| |
| @Override |
| public void registerOnSharedPreferenceChangeListener( |
| OnSharedPreferenceChangeListener listener) { |
| } |
| |
| @Override |
| public void unregisterOnSharedPreferenceChangeListener( |
| OnSharedPreferenceChangeListener listener) { |
| } |
| } |