1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.calendar;
18
19import android.content.SharedPreferences;
20import android.content.SharedPreferences.Editor;
21import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
22
23import java.util.HashMap;
24import java.util.Map;
25import java.util.Set;
26
27class FakeSharedPreferences implements SharedPreferences, SharedPreferences.Editor {
28
29    private HashMap<String, Object> mValues = new HashMap<String, Object>();
30    private HashMap<String, Object> mTempValues = new HashMap<String, Object>();
31
32    @Override
33    public Editor edit() {
34        return this;
35    }
36
37    @Override
38    public boolean contains(String key) {
39        return mValues.containsKey(key);
40    }
41
42    @Override
43    public Map<String, ?> getAll() {
44        return new HashMap<String, Object>(mValues);
45    }
46
47    @Override
48    public boolean getBoolean(String key, boolean defValue) {
49        if (mValues.containsKey(key)) {
50            return ((Boolean)mValues.get(key)).booleanValue();
51        }
52        return defValue;
53    }
54
55    @Override
56    public float getFloat(String key, float defValue) {
57        if (mValues.containsKey(key)) {
58            return ((Float)mValues.get(key)).floatValue();
59        }
60        return defValue;
61    }
62
63    @Override
64    public int getInt(String key, int defValue) {
65        if (mValues.containsKey(key)) {
66            return ((Integer)mValues.get(key)).intValue();
67        }
68        return defValue;
69    }
70
71    @Override
72    public long getLong(String key, long defValue) {
73        if (mValues.containsKey(key)) {
74            return ((Long)mValues.get(key)).longValue();
75        }
76        return defValue;
77    }
78
79    @Override
80    public String getString(String key, String defValue) {
81        if (mValues.containsKey(key))
82            return (String)mValues.get(key);
83        return defValue;
84    }
85
86    @SuppressWarnings("unchecked")
87    @Override
88    public Set<String> getStringSet(String key, Set<String> defValues) {
89        if (mValues.containsKey(key)) {
90            return (Set<String>) mValues.get(key);
91        }
92        return defValues;
93    }
94
95    @Override
96    public void registerOnSharedPreferenceChangeListener(
97            OnSharedPreferenceChangeListener listener) {
98        throw new UnsupportedOperationException();
99    }
100
101    @Override
102    public void unregisterOnSharedPreferenceChangeListener(
103            OnSharedPreferenceChangeListener listener) {
104        throw new UnsupportedOperationException();
105    }
106
107    @Override
108    public Editor putBoolean(String key, boolean value) {
109        mTempValues.put(key, Boolean.valueOf(value));
110        return this;
111    }
112
113    @Override
114    public Editor putFloat(String key, float value) {
115        mTempValues.put(key, value);
116        return this;
117    }
118
119    @Override
120    public Editor putInt(String key, int value) {
121        mTempValues.put(key, value);
122        return this;
123    }
124
125    @Override
126    public Editor putLong(String key, long value) {
127        mTempValues.put(key, value);
128        return this;
129    }
130
131    @Override
132    public Editor putString(String key, String value) {
133        mTempValues.put(key, value);
134        return this;
135    }
136
137    @Override
138    public Editor putStringSet(String key, Set<String> values) {
139        mTempValues.put(key, values);
140        return this;
141    }
142
143    @Override
144    public Editor remove(String key) {
145        mTempValues.remove(key);
146        return this;
147    }
148
149    @Override
150    public Editor clear() {
151        mTempValues.clear();
152        return this;
153    }
154
155    @SuppressWarnings("unchecked")
156    @Override
157    public boolean commit() {
158        mValues = (HashMap<String, Object>)mTempValues.clone();
159        return true;
160    }
161
162    @Override
163    public void apply() {
164        commit();
165    }
166}