链路追踪和elasticsearch整合

nladmin-system/nlsso-server/src/main/java/org/nl/ElasticSearchClientConfig.java

@@ -0,0 +1,68 @@
+package org.nl;
+
+import org.apache.http.HttpHost;
+import org.elasticsearch.action.search.SearchRequest;
+import org.elasticsearch.action.search.SearchResponse;
+import org.elasticsearch.client.RequestOptions;
+import org.elasticsearch.client.RestClient;
+import org.elasticsearch.client.RestHighLevelClient;
+import org.elasticsearch.index.query.QueryBuilders;
+import org.elasticsearch.rest.RestStatus;
+import org.elasticsearch.search.SearchHit;
+import org.elasticsearch.search.SearchHits;
+import org.elasticsearch.search.builder.SearchSourceBuilder;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import java.io.IOException;
+import java.util.Map;
+
+/**
+ * @author ldjun
+ * @version 1.0
+ * @date 2023年02月06日 18:49
+ * @desc desc
+ */
+@Configuration
+public class ElasticSearchClientConfig {
+
+
+    //配置RestHighLevelClient依赖到spring容器中待用
+    @Bean
+    public RestHighLevelClient restHighLevelClient() {
+        RestHighLevelClient client = new RestHighLevelClient(
+                RestClient.builder(
+                        //绑定本机，端口，协议，如果是ES集群，就配置多个
+                        new HttpHost("127.0.0.1", 9200, "http")));
+
+        return client;
+    }
+
+    public static void main(String[] args) throws IOException {
+        // 指定ip 端口
+        HttpHost[] httpHosts = {new HttpHost("47.111.78.178", 27017, "http")};
+        RestHighLevelClient restHighLevelClient = new RestHighLevelClient(RestClient.builder(httpHosts));
+
+        SearchRequest searchRequest = new SearchRequest("logs-2023-02-06");
+        SearchSourceBuilder sourceBuilder = new SearchSourceBuilder();
+        sourceBuilder.query(QueryBuilders.matchQuery("_id", "HzAeJoYBlkwLvExN1Vg4"));
+        searchRequest.source(sourceBuilder);
+        SearchResponse searchResponse = restHighLevelClient.search(searchRequest, RequestOptions.DEFAULT);
+        RestStatus restStatus = searchResponse.status();
+        System.out.println(restStatus);
+        if (restStatus == RestStatus.OK) {
+            SearchHits searchHits = searchResponse.getHits();
+            for (SearchHit searchHit: searchHits) {
+                System.out.println("id:" + searchHit.getId());
+                System.out.println("index:" + searchHit.getIndex());
+                System.out.println("score:" + searchHit.getScore());
+                Map<String, Object> map = searchHit.getSourceAsMap();
+                System.out.println("name:" + (String) map.get("name"));
+                System.out.println("city:" + (String) map.get("city"));
+                System.out.println("price:" + (Double) map.get("price"));
+            }
+        }
+        restHighLevelClient.close();
+    }
+}
+