com.codingapi.txlcn.txmsg.netty.bean.NettyRpcCmd Maven / Gradle / Ivy
/*
* Copyright 2017-2019 CodingApi .
*
* 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 com.codingapi.txlcn.txmsg.netty.bean;
import com.codingapi.txlcn.common.util.id.RandomUtils;
import com.codingapi.txlcn.txmsg.dto.MessageDto;
import com.codingapi.txlcn.txmsg.dto.RpcCmd;
import com.codingapi.txlcn.txmsg.exception.RpcException;
import lombok.extern.slf4j.Slf4j;
import java.util.Objects;
/**
* Description:
* Company: CodingApi
* Date: 2018/12/10
*
* @author ujued
*/
@Slf4j
public class NettyRpcCmd extends RpcCmd {
private volatile transient RpcContent rpcContent;
public String randomKey() {
String key = RandomUtils.randomKey();
if (RpcCmdContext.getInstance().hasKey(key)) {
return randomKey();
} else {
rpcContent = RpcCmdContext.getInstance().addKey(key);
}
return key;
}
@Override
public MessageDto loadResult() throws RpcException {
MessageDto msg = rpcContent.getRes();
if (msg == null) {
throw new RpcException("request timeout.");
}
log.debug("got response. {} ", getKey());
return msg;
}
public RpcContent loadRpcContent() {
if (rpcContent == null) {
rpcContent = RpcCmdContext.getInstance().getKey(getKey());
}
return rpcContent;
}
public void await() {
if (Objects.nonNull(rpcContent.getRes())) {
return;
}
rpcContent.await();
}
public void await(long timeout) {
if (Objects.nonNull(rpcContent.getRes())) {
return;
}
rpcContent.await(timeout);
}
}