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Diffstat (limited to 'java/com/android/dialer/common/PerAccountSharedPreferences.java')
-rw-r--r-- | java/com/android/dialer/common/PerAccountSharedPreferences.java | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/java/com/android/dialer/common/PerAccountSharedPreferences.java b/java/com/android/dialer/common/PerAccountSharedPreferences.java new file mode 100644 index 000000000..0ed1b03a5 --- /dev/null +++ b/java/com/android/dialer/common/PerAccountSharedPreferences.java @@ -0,0 +1,146 @@ +/* + * Copyright (C) 2017 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.dialer.common; + +import android.content.Context; +import android.content.SharedPreferences; +import android.support.annotation.Nullable; +import android.telecom.PhoneAccountHandle; +import java.util.Set; + +/** + * Class that helps us store dialer preferences that are phone account dependent. This is necessary + * for cases such as settings that are phone account dependent e.g endless vm. The logic is to + * essentially store the shared preference by appending the phone account id to the key. + */ +public class PerAccountSharedPreferences { + private final String sharedPrefsKeyPrefix; + private final SharedPreferences preferences; + private final PhoneAccountHandle phoneAccountHandle; + + public PerAccountSharedPreferences( + Context context, PhoneAccountHandle handle, SharedPreferences prefs) { + preferences = prefs; + phoneAccountHandle = handle; + sharedPrefsKeyPrefix = "phone_account_dependent_"; + } + + /** + * Not to be used, currently only used by {@VisualVoicemailPreferences} for legacy reasons. + */ + protected PerAccountSharedPreferences( + Context context, PhoneAccountHandle handle, SharedPreferences prefs, String prefix) { + Assert.checkArgument(prefix.equals("visual_voicemail_")); + preferences = prefs; + phoneAccountHandle = handle; + sharedPrefsKeyPrefix = prefix; + } + + public class Editor { + + private final SharedPreferences.Editor editor; + + private Editor() { + editor = preferences.edit(); + } + + public void apply() { + editor.apply(); + } + + public Editor putBoolean(String key, boolean value) { + editor.putBoolean(getKey(key), value); + return this; + } + + public Editor putFloat(String key, float value) { + editor.putFloat(getKey(key), value); + return this; + } + + public Editor putInt(String key, int value) { + editor.putInt(getKey(key), value); + return this; + } + + public Editor putLong(String key, long value) { + editor.putLong(getKey(key), value); + return this; + } + + public Editor putString(String key, String value) { + editor.putString(getKey(key), value); + return this; + } + + public Editor putStringSet(String key, Set<String> value) { + editor.putStringSet(getKey(key), value); + return this; + } + } + + public Editor edit() { + return new Editor(); + } + + public boolean getBoolean(String key, boolean defValue) { + return getValue(key, defValue); + } + + public float getFloat(String key, float defValue) { + return getValue(key, defValue); + } + + public int getInt(String key, int defValue) { + return getValue(key, defValue); + } + + public long getLong(String key, long defValue) { + return getValue(key, defValue); + } + + public String getString(String key, String defValue) { + return getValue(key, defValue); + } + + @Nullable + public String getString(String key) { + return getValue(key, null); + } + + public Set<String> getStringSet(String key, Set<String> defValue) { + return getValue(key, defValue); + } + + public boolean contains(String key) { + return preferences.contains(getKey(key)); + } + + private <T> T getValue(String key, T defValue) { + if (!contains(key)) { + return defValue; + } + Object object = preferences.getAll().get(getKey(key)); + if (object == null) { + return defValue; + } + return (T) object; + } + + private String getKey(String key) { + return sharedPrefsKeyPrefix + key + "_" + phoneAccountHandle.getId(); + } +} |