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fat , the resolver of soa transaction
package com.cjy.fat.interceptor;
import org.apache.commons.lang3.StringUtils;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.stereotype.Component;
import com.cjy.fat.data.TransactionContent;
import com.cjy.fat.resolve.ServiceRegisterAspect;
import feign.Feign;
import feign.RequestInterceptor;
import feign.RequestTemplate;
@Component
@ConditionalOnClass({ServiceRegisterAspect.class, Feign.class }) // 当使用TxAspect增强客户端的分布式事务时加载
public class FatSpringCloudInterceptor implements RequestInterceptor {
/**
* 放入Feign的Request , 本地事务localTxKey作为服务方的RemoteTxKey
*/
@Override
public void apply(RequestTemplate template) {
if (StringUtils.isNotBlank(TransactionContent.getLocalTxKey())) {
template.header(TransactionContent.STR_REMOTE_TX_KEY, TransactionContent.getLocalTxKey());
}
//设置rootTxKey传递给下方的服务
if (StringUtils.isNotBlank(TransactionContent.getRootTxKey())) {
template.header(TransactionContent.STR_ROOT_TX_KEY, TransactionContent.getRootTxKey());
}
}
}