ByteArrayAdapter.java

/**
 * Copyright (C) 2013 Open WhisperSystems
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.whispersystems.textsecuregcm.util;


import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonDeserializer;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;

import java.io.IOException;

public class ByteArrayAdapter {

  public static class Serializing extends JsonSerializer<byte[]> {
    @Override
    public void serialize(byte[] bytes, JsonGenerator jsonGenerator, SerializerProvider serializerProvider)
        throws IOException, JsonProcessingException
    {
      jsonGenerator.writeString(Base64.encodeBytesWithoutPadding(bytes));
    }
  }

  public static class Deserializing extends JsonDeserializer<byte[]> {
    @Override
    public byte[] deserialize(JsonParser jsonParser, DeserializationContext deserializationContext)
        throws IOException, JsonProcessingException
    {
      return Base64.decodeWithoutPadding(jsonParser.getValueAsString());
    }
  }
}