+++ /dev/null
-package org.asamk.textsecure;
-
-import com.fasterxml.jackson.core.JsonGenerator;
-import com.fasterxml.jackson.core.JsonParser;
-import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.databind.*;
-import org.whispersystems.libsignal.SignalProtocolAddress;
-import org.whispersystems.libsignal.state.SessionRecord;
-import org.whispersystems.libsignal.state.SessionStore;
-
-import java.io.IOException;
-import java.util.*;
-
-class JsonSessionStore implements SessionStore {
-
- private final Map<SignalProtocolAddress, byte[]> sessions = new HashMap<>();
-
- public JsonSessionStore() {
-
- }
-
- public void addSessions(Map<SignalProtocolAddress, byte[]> sessions) {
- this.sessions.putAll(sessions);
- }
-
-
- @Override
- public synchronized SessionRecord loadSession(SignalProtocolAddress remoteAddress) {
- try {
- if (containsSession(remoteAddress)) {
- return new SessionRecord(sessions.get(remoteAddress));
- } else {
- return new SessionRecord();
- }
- } catch (IOException e) {
- throw new AssertionError(e);
- }
- }
-
- @Override
- public synchronized List<Integer> getSubDeviceSessions(String name) {
- List<Integer> deviceIds = new LinkedList<>();
-
- for (SignalProtocolAddress key : sessions.keySet()) {
- if (key.getName().equals(name) &&
- key.getDeviceId() != 1) {
- deviceIds.add(key.getDeviceId());
- }
- }
-
- return deviceIds;
- }
-
- @Override
- public synchronized void storeSession(SignalProtocolAddress address, SessionRecord record) {
- sessions.put(address, record.serialize());
- }
-
- @Override
- public synchronized boolean containsSession(SignalProtocolAddress address) {
- return sessions.containsKey(address);
- }
-
- @Override
- public synchronized void deleteSession(SignalProtocolAddress address) {
- sessions.remove(address);
- }
-
- @Override
- public synchronized void deleteAllSessions(String name) {
- for (SignalProtocolAddress key : new ArrayList<>(sessions.keySet())) {
- if (key.getName().equals(name)) {
- sessions.remove(key);
- }
- }
- }
-
- public static class JsonSessionStoreDeserializer extends JsonDeserializer<JsonSessionStore> {
-
- @Override
- public JsonSessionStore deserialize(JsonParser jsonParser, DeserializationContext deserializationContext) throws IOException, JsonProcessingException {
- JsonNode node = jsonParser.getCodec().readTree(jsonParser);
-
- Map<SignalProtocolAddress, byte[]> sessionMap = new HashMap<>();
- if (node.isArray()) {
- for (JsonNode session : node) {
- String sessionName = session.get("name").asText();
- try {
- sessionMap.put(new SignalProtocolAddress(sessionName, session.get("deviceId").asInt()), Base64.decode(session.get("record").asText()));
- } catch (IOException e) {
- System.out.println(String.format("Error while decoding session for: %s", sessionName));
- }
- }
- }
-
- JsonSessionStore sessionStore = new JsonSessionStore();
- sessionStore.addSessions(sessionMap);
-
- return sessionStore;
-
- }
- }
-
- public static class JsonPreKeyStoreSerializer extends JsonSerializer<JsonSessionStore> {
-
- @Override
- public void serialize(JsonSessionStore jsonSessionStore, JsonGenerator json, SerializerProvider serializerProvider) throws IOException, JsonProcessingException {
- json.writeStartArray();
- for (Map.Entry<SignalProtocolAddress, byte[]> preKey : jsonSessionStore.sessions.entrySet()) {
- json.writeStartObject();
- json.writeStringField("name", preKey.getKey().getName());
- json.writeNumberField("deviceId", preKey.getKey().getDeviceId());
- json.writeStringField("record", Base64.encodeBytes(preKey.getValue()));
- json.writeEndObject();
- }
- json.writeEndArray();
- }
- }
-}