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package org.aoju.bus.socket.netty;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import io.netty.channel.ChannelHandlerContext;
import org.aoju.bus.logger.Logger;

/**
 * @author Kimi Liu
 * @version 5.8.5
 * @since JDK 1.8+
 */
public class RequestDecoder {

    public SocketRequest decode(ChannelHandlerContext ctx, String message) {
        try {

            SocketRequest request = new SocketRequest();
            JSONObject input = JSON.parseObject(message);

            request.setContext(ctx);

            if (input.containsKey(NettyConsts.EVENT)) {
                String event = input.getString(NettyConsts.EVENT);
                request.setEvent(event);
            }

            if (input.containsKey(NettyConsts.TOPIC)) {
                String[] topic = input.getObject(NettyConsts.TOPIC, String[].class);
                request.setTopic(topic);
            }

            if (input.containsKey(NettyConsts.DATA)) {
                String data = input.getString(NettyConsts.DATA);
                request.setData(data);
            }

            return request;
        } catch (Exception e) {
            Logger.error("SocketRequest decode exception!", e);
            return null;
        }
    }

}




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