org.yx.rpc.codec.decoders.OrderedParamDeserializer Maven / Gradle / Ivy

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/**
 * Copyright (C) 2016 - 2030 youtongluan.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * 		http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.yx.rpc.codec.decoders;

import org.yx.annotation.Bean;
import org.yx.conf.Profile;
import org.yx.rpc.RpcGson;
import org.yx.rpc.codec.Protocols;
import org.yx.rpc.codec.Request;

@Bean
public class OrderedParamDeserializer implements SumkMinaDeserializer {

	@Override
	public boolean accept(int protocol) {
		return Protocols.hasFeature(protocol, Protocols.REQ_PARAM_ORDER);
	}

	@Override
	public Request decode(int protocol, byte[] data) {
		String message = new String(data, Profile.UTF8);
		String argLength = message.substring(0, 2);
		message = message.substring(2);
		String[] msgs = message.split(Protocols.LINE_SPLIT, -1);

		Request req = RpcGson.fromJson(msgs[0], Request.class);
		int len = Integer.parseInt(argLength);
		if (len > 0) {
			String[] params = new String[len];
			for (int i = 0; i < len; i++) {
				params[i] = msgs[i + 1];
			}
			req.setParamArray(params);
		}
		req.protocol(protocol);
		return req;
	}

}