forked from GitHub-Mirror/riotX-android
186 lines
4.8 KiB
Java
Executable File
186 lines
4.8 KiB
Java
Executable File
/*
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* Copyright 2016 OpenMarket Ltd
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* Copyright 2018 New Vector Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package im.vector.matrix.android.internal.legacy.crypto.data;
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import android.text.TextUtils;
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import java.io.Serializable;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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public class MXUsersDevicesMap<E> implements Serializable {
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// The device keys as returned by the homeserver: a map of a map (userId -> deviceId -> Object).
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private final Map<String, Map<String, E>> mMap = new HashMap<>();
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/**
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* @return the inner map
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*/
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public Map<String, Map<String, E>> getMap() {
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return mMap;
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}
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/**
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* Default constructor constructor
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*/
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public MXUsersDevicesMap() {
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}
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/**
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* The constructor
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*
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* @param map the map
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*/
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public MXUsersDevicesMap(Map<String, Map<String, E>> map) {
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if (null != map) {
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Set<String> keys = map.keySet();
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for (String key : keys) {
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mMap.put(key, new HashMap<>(map.get(key)));
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}
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}
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}
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/**
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* @return a deep copy
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*/
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public MXUsersDevicesMap<E> deepCopy() {
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MXUsersDevicesMap<E> copy = new MXUsersDevicesMap<>();
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Set<String> keys = mMap.keySet();
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for (String key : keys) {
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copy.mMap.put(key, new HashMap<>(mMap.get(key)));
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}
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return copy;
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}
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/**
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* @return the user Ids
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*/
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public List<String> getUserIds() {
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return new ArrayList<>(mMap.keySet());
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}
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/**
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* Provides the device ids list for an user id
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*
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* @param userId the user id
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* @return the device ids list
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*/
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public List<String> getUserDeviceIds(String userId) {
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if (!TextUtils.isEmpty(userId) && mMap.containsKey(userId)) {
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return new ArrayList<>(mMap.get(userId).keySet());
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}
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return null;
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}
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/**
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* Provides the object for a device id and an user Id
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*
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* @param deviceId the device id
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* @param userId the object id
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* @return the object
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*/
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public E getObject(String deviceId, String userId) {
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if (!TextUtils.isEmpty(userId) && mMap.containsKey(userId) && !TextUtils.isEmpty(deviceId)) {
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return mMap.get(userId).get(deviceId);
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}
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return null;
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}
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/**
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* Set an object for a dedicated user Id and device Id
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*
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* @param object the object to set
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* @param userId the user Id
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* @param deviceId the device id
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*/
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public void setObject(E object, String userId, String deviceId) {
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if ((null != object) && !TextUtils.isEmpty(userId) && !TextUtils.isEmpty(deviceId)) {
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Map<String, E> subMap = mMap.get(userId);
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if (null == subMap) {
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subMap = new HashMap<>();
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mMap.put(userId, subMap);
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}
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subMap.put(deviceId, object);
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}
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}
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/**
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* Defines the objects map for an user Id
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*
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* @param objectsPerDevices the objects maps
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* @param userId the user id
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*/
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public void setObjects(Map<String, E> objectsPerDevices, String userId) {
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if (!TextUtils.isEmpty(userId)) {
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if (null == objectsPerDevices) {
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mMap.remove(userId);
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} else {
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mMap.put(userId, new HashMap<>(objectsPerDevices));
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}
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}
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}
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/**
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* Removes objects for a dedicated user
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*
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* @param userId the user id.
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*/
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public void removeUserObjects(String userId) {
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if (!TextUtils.isEmpty(userId)) {
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mMap.remove(userId);
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}
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}
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/**
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* Clear the internal dictionary
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*/
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public void removeAllObjects() {
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mMap.clear();
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}
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/**
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* Add entries from another MXUsersDevicesMap
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*
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* @param other the other one
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*/
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public void addEntriesFromMap(MXUsersDevicesMap<E> other) {
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if (null != other) {
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mMap.putAll(other.getMap());
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}
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}
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@Override
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public java.lang.String toString() {
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if (null != mMap) {
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return "MXUsersDevicesMap " + mMap.toString();
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} else {
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return "MXDeviceInfo : null map";
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}
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}
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} |