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/*
* Copyright (C) 2016 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.voicemailomtp;
import android.content.Context;
import android.content.SharedPreferences;
import android.preference.PreferenceManager;
import android.support.annotation.Nullable;
import android.telecom.PhoneAccountHandle;
import java.util.Set;
/**
* Save visual voicemail values in shared preferences to be retrieved later. Because a voicemail
* source is tied 1:1 to a phone account, the phone account handle is used in the key for each
* voicemail source and the associated data.
*/
public class VisualVoicemailPreferences {
private static final String VISUAL_VOICEMAIL_SHARED_PREFS_KEY_PREFIX =
"visual_voicemail_";
private final SharedPreferences mPreferences;
private final PhoneAccountHandle mPhoneAccountHandle;
public VisualVoicemailPreferences(Context context, PhoneAccountHandle phoneAccountHandle) {
mPreferences = PreferenceManager.getDefaultSharedPreferences(context);
mPhoneAccountHandle = phoneAccountHandle;
}
public class Editor {
private final SharedPreferences.Editor mEditor;
private Editor() {
mEditor = mPreferences.edit();
}
public void apply() {
mEditor.apply();
}
public Editor putBoolean(String key, boolean value) {
mEditor.putBoolean(getKey(key), value);
return this;
}
@NeededForTesting
public Editor putFloat(String key, float value) {
mEditor.putFloat(getKey(key), value);
return this;
}
public Editor putInt(String key, int value) {
mEditor.putInt(getKey(key), value);
return this;
}
@NeededForTesting
public Editor putLong(String key, long value) {
mEditor.putLong(getKey(key), value);
return this;
}
public Editor putString(String key, String value) {
mEditor.putString(getKey(key), value);
return this;
}
@NeededForTesting
public Editor putStringSet(String key, Set<String> value) {
mEditor.putStringSet(getKey(key), value);
return this;
}
}
public Editor edit() {
return new Editor();
}
public boolean getBoolean(String key, boolean defValue) {
return getValue(key, defValue);
}
@NeededForTesting
public float getFloat(String key, float defValue) {
return getValue(key, defValue);
}
public int getInt(String key, int defValue) {
return getValue(key, defValue);
}
@NeededForTesting
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);
}
@NeededForTesting
public Set<String> getStringSet(String key, Set<String> defValue) {
return getValue(key, defValue);
}
public boolean contains(String key) {
return mPreferences.contains(getKey(key));
}
private <T> T getValue(String key, T defValue) {
if (!contains(key)) {
return defValue;
}
Object object = mPreferences.getAll().get(getKey(key));
if (object == null) {
return defValue;
}
return (T) object;
}
private String getKey(String key) {
return VISUAL_VOICEMAIL_SHARED_PREFS_KEY_PREFIX + key + "_" + mPhoneAccountHandle.getId();
}
}
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