springboot集成elasticsearch-rest-high-level-client的坑

我使用的是Elasticsearch7.2.0,因为官网上推荐使用elasticsearch-rest-high-level-client端集成在springboot因此尝试爬坑。html

首先直接引入官网的配置文件java

<dependency>
		    <groupId>org.elasticsearch.client</groupId>
		    <artifactId>elasticsearch-rest-high-level-client</artifactId>
		    <version>7.2.0</version>
		</dependency>

而后在运行时报错:spring

...
...
Caused by: java.lang.ClassNotFoundException: org.elasticsearch.common.xcontent.DeprecationHandler
...
...

百度了一下说jar里的Elasticsearch版本有错,要移除了再从新引入,因此把配置文件改为下面的样子springboot

<dependency>
		    <groupId>org.elasticsearch.client</groupId>
		    <artifactId>elasticsearch-rest-high-level-client</artifactId>
		    <version>7.2.0</version>
		    <exclusions>
	       <exclusion>
	         <groupId>org.elasticsearch</groupId>
	         <artifactId>elasticsearch</artifactId>
	       </exclusion>
	     </exclusions>
		</dependency>
		
		<!-- 正确版本 -->
		<dependency>
            <groupId>org.elasticsearch</groupId>
            <artifactId>elasticsearch</artifactId>
            <version>7.2.0</version>
        </dependency>

而后再次启动,Elasticsearch正常运行,可是发现spring的rest服务运行不正常,配置的Filter没有正常运行,且不报错。网上找了好久也没有找到有相似错误的问题,后来反复查看官网,他说elasticsearch-rest-high-level-client是基于elasticsearch-rest-client的,我就猜这个基于会不会是依赖的意思呢?bash

因而把配置改为了这样:elasticsearch

<dependency>
		    <groupId>org.elasticsearch.client</groupId>
		    <artifactId>elasticsearch-rest-high-level-client</artifactId>
		    <version>7.2.0</version>
		</dependency>

		<dependency>
            <groupId>org.elasticsearch.client</groupId>
            <artifactId>elasticsearch-rest-client</artifactId>
            <version>7.2.0</version>
        </dependency>
		
		<dependency>
            <groupId>org.elasticsearch</groupId>
            <artifactId>elasticsearch</artifactId>
            <version>7.2.0</version>
        </dependency>

而后再次启动,Elasticsearch正常运行,REST服务也正常,个人老天鹅,终于能够了。rest

后来我找到了这篇文章Elasticsearch High Level REST Client,具体配置能够参考下code

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