82 lines
2.8 KiB
Java
82 lines
2.8 KiB
Java
/**
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* Copyright (C) 2014 Open Whisper Systems
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.whispersystems.textsecure.internal.push;
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import com.google.thoughtcrimegson.GsonBuilder;
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import com.google.thoughtcrimegson.JsonDeserializationContext;
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import com.google.thoughtcrimegson.JsonDeserializer;
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import com.google.thoughtcrimegson.JsonElement;
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import com.google.thoughtcrimegson.JsonParseException;
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import com.google.thoughtcrimegson.JsonPrimitive;
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import com.google.thoughtcrimegson.JsonSerializationContext;
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import com.google.thoughtcrimegson.JsonSerializer;
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import org.whispersystems.libaxolotl.IdentityKey;
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import org.whispersystems.libaxolotl.InvalidKeyException;
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import org.whispersystems.textsecure.internal.util.Base64;
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import java.io.IOException;
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import java.lang.reflect.Type;
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import java.util.List;
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public class PreKeyResponse {
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private IdentityKey identityKey;
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private List<PreKeyResponseItem> devices;
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public IdentityKey getIdentityKey() {
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return identityKey;
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}
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public List<PreKeyResponseItem> getDevices() {
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return devices;
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}
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public static PreKeyResponse fromJson(String serialized) {
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GsonBuilder builder = new GsonBuilder();
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return PreKeyResponseItem.forBuilder(builder)
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.registerTypeAdapter(IdentityKey.class, new IdentityKeyJsonAdapter())
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.create().fromJson(serialized, PreKeyResponse.class);
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}
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public static class IdentityKeyJsonAdapter
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implements JsonSerializer<IdentityKey>, JsonDeserializer<IdentityKey>
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{
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@Override
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public JsonElement serialize(IdentityKey identityKey, Type type,
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JsonSerializationContext jsonSerializationContext)
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{
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return new JsonPrimitive(Base64.encodeBytesWithoutPadding(identityKey.serialize()));
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}
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@Override
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public IdentityKey deserialize(JsonElement jsonElement, Type type,
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JsonDeserializationContext jsonDeserializationContext)
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throws JsonParseException
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{
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try {
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return new IdentityKey(Base64.decodeWithoutPadding(jsonElement.getAsJsonPrimitive().getAsString()), 0);
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} catch (InvalidKeyException | IOException e) {
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throw new JsonParseException(e);
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}
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}
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}
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}
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