docs:update configuration metadata. (#463)
* docs:update configuration metadata. * docs:update configuration metadata. * docs:update configuration metadata. * docs:update configuration metadata.pull/465/head
Haotian Zhang
2 years ago
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/*
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* Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*
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*/
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package com.tencent.cloud.polaris.router.spi;
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import java.util.Collections;
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import java.util.Map;
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import feign.RequestTemplate;
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import org.springframework.core.Ordered;
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import org.springframework.http.HttpRequest;
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import org.springframework.web.server.ServerWebExchange;
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/**
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* The spi for resolving labels from request.
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*
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* @author lepdou 2022-05-11
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*/
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public interface RouterLabelResolver extends Ordered {
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/**
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* resolve labels from feign request.
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* @param requestTemplate the feign request.
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* @return resolved labels
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*/
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default Map<String, String> resolve(RequestTemplate requestTemplate) {
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return Collections.emptyMap();
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}
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/**
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* resolve labels from rest template request.
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* @param request the rest template request.
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* @param body the rest template request body.
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* @return resolved labels
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*/
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default Map<String, String> resolve(HttpRequest request, byte[] body) {
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return Collections.emptyMap();
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}
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/**
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* resolve labels from server web exchange.
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* @param exchange the server web exchange.
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* @return resolved labels
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*/
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default Map<String, String> resolve(ServerWebExchange exchange) {
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return Collections.emptyMap();
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}
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}
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