spring ZipkinRestTemplateSender 源码
springboot ZipkinRestTemplateSender 代码
文件路径：/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/tracing/zipkin/ZipkinRestTemplateSender.java
/*
* Copyright 2012-2022 the original author or authors.
*
* 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
*
* https://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.springframework.boot.actuate.autoconfigure.tracing.zipkin;
import zipkin2.Call;
import zipkin2.Callback;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpMethod;
import org.springframework.web.client.RestTemplate;
/**
* A {@link HttpSender} which uses {@link RestTemplate} for HTTP communication.
*
* @author Moritz Halbritter
* @author Stefan Bratanov
*/
class ZipkinRestTemplateSender extends HttpSender {
private final String endpoint;
private final RestTemplate restTemplate;
ZipkinRestTemplateSender(String endpoint, RestTemplate restTemplate) {
this.endpoint = endpoint;
this.restTemplate = restTemplate;
}
@Override
public HttpPostCall sendSpans(byte[] batchedEncodedSpans) {
return new RestTemplateHttpPostCall(this.endpoint, batchedEncodedSpans, this.restTemplate);
}
private static class RestTemplateHttpPostCall extends HttpPostCall {
private final String endpoint;
private final RestTemplate restTemplate;
RestTemplateHttpPostCall(String endpoint, byte[] body, RestTemplate restTemplate) {
super(body);
this.endpoint = endpoint;
this.restTemplate = restTemplate;
}
@Override
public Call<Void> clone() {
return new RestTemplateHttpPostCall(this.endpoint, getUncompressedBody(), this.restTemplate);
}
@Override
protected Void doExecute() {
HttpEntity<byte[]> request = new HttpEntity<>(getBody(), getDefaultHeaders());
this.restTemplate.exchange(this.endpoint, HttpMethod.POST, request, Void.class);
return null;
}
@Override
protected void doEnqueue(Callback<Void> callback) {
try {
doExecute();
callback.onSuccess(null);
}
catch (Exception ex) {
callback.onError(ex);
}
}
}
}
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- 所属分类： 后端技术
- 本文标签： Spring Boot Java Spring
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