ElasticSearch 7.6.1 集成SpringBoot Document所有操作（无废话版）--------------------------------------------（六）

落日映苍穹つ 2022-11-21 03:49 172阅读 0赞

### 代码地址：（[https://github.com/heidaodageshiwo/ElasticSearch7.6.1.git][https_github.com_heidaodageshiwo_ElasticSearch7.6.1.git]） ###

package com.zhangqtest.zhangqiang;
    
    import com.alibaba.fastjson.JSON;
    import org.elasticsearch.action.DocWriteResponse;
    import org.elasticsearch.action.bulk.BulkItemResponse;
    import org.elasticsearch.action.bulk.BulkRequest;
    import org.elasticsearch.action.bulk.BulkResponse;
    import org.elasticsearch.action.delete.DeleteRequest;
    import org.elasticsearch.action.delete.DeleteResponse;
    import org.elasticsearch.action.get.*;
    import org.elasticsearch.action.index.IndexRequest;
    import org.elasticsearch.action.index.IndexResponse;
    import org.elasticsearch.action.support.replication.ReplicationResponse;
    import org.elasticsearch.action.update.UpdateRequest;
    import org.elasticsearch.action.update.UpdateResponse;
    import org.elasticsearch.client.RequestOptions;
    import org.elasticsearch.client.RestHighLevelClient;
    import org.elasticsearch.client.indices.CreateIndexRequest;
    import org.elasticsearch.common.unit.TimeValue;
    import org.elasticsearch.common.xcontent.XContentType;
    import org.elasticsearch.index.query.TermQueryBuilder;
    import org.elasticsearch.index.reindex.BulkByScrollResponse;
    import org.elasticsearch.index.reindex.DeleteByQueryRequest;
    import org.elasticsearch.index.reindex.ReindexRequest;
    import org.elasticsearch.index.reindex.UpdateByQueryRequest;
    import org.elasticsearch.script.Script;
    import org.elasticsearch.script.ScriptType;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.web.bind.annotation.PathVariable;
    import org.springframework.web.bind.annotation.RequestMapping;
    import org.springframework.web.bind.annotation.RestController;
    
    import java.io.IOException;
    import java.util.ArrayList;
    import java.util.Collections;
    import java.util.Map;
    
    /**
     * @PackageName com.zhangqtest.zhangqiang
     * @ClassName ZhangqiangDocumenttest
     * @Description TODO
     * @Author zhangqiang
     * @Date 2020/9/27 8:44
     * @Version 1.0
     **/
    @RestController
    @RequestMapping("/zhangqiangdocument")
    public class ZhangqiangDocumenttest {
    
      @Autowired
      private RestHighLevelClient restHighLevelClient;
    
    
      /**
       * @ClassName ZhangqiangDocumenttest
       * @MethodName IndexReques
       * @Description 创建文档
       * @Author zhangqiang
       * @Date 2020/9/27 9:59
       * @Param []
       * @Return java.lang.String
       **/
      //  http://localhost:8080/zhangqiangdocument/IndexRequest
      @RequestMapping("/IndexRequest")
      public String IndexReques() throws IOException {
        //新添加一个索引
           /* CreateIndexRequest zqtest = new CreateIndexRequest("zqtest");
            zqtest.settings(Settings.builder().put("index.number_of_shards",5));
            CreateIndexResponse createIndexResponse = restHighLevelClient.indices().create(zqtest, RequestOptions.DEFAULT);
            System.out.println("创建索引是否成功："+createIndexResponse.isAcknowledged());
    */
    
        IndexRequest indexRequest = new IndexRequest("zqtest");
        //map方式插入数据
      /*      HashMap<String, Object> stringObjectHashMap = new HashMap<>();
            stringObjectHashMap.put("age",11);
            stringObjectHashMap.put("name","张强");
            //可以指定id，也可以不指定
            indexRequest.id("1");
            indexRequest.source(stringObjectHashMap);*/
        //直接插入方式
        //indexRequest.source("age",12,"name","张强12");
        //json数据插入方式
        User user = new User(14, "张强14");
        System.out.println(JSON.toJSONString(user));
        indexRequest.source(JSON.toJSONString(user), XContentType.JSON);
    
        indexRequest.timeout("5s");
        indexRequest.timeout(TimeValue.timeValueSeconds(5));
        IndexResponse indexResponse = restHighLevelClient.index(indexRequest, RequestOptions.DEFAULT);
        String index = indexResponse.getIndex();
        System.out.println("创建文档成功后获取索引名称：" + index);
    
        String id = indexResponse.getId();
        System.out.println("创建文档成功后获取文档id：" + id);
    
        DocWriteResponse.Result indexResponseResult = indexResponse.getResult();
        if (indexResponseResult == DocWriteResponse.Result.CREATED) {
          System.out.println("这个是创建文档的操作");
        } else if (indexResponseResult == DocWriteResponse.Result.DELETED) {
          System.out.println("这个是删除文档的操作");
        } else if (indexResponseResult == DocWriteResponse.Result.UPDATED) {
          System.out.println("这个是更新文档的操作");
        } else if (indexResponseResult == DocWriteResponse.Result.NOT_FOUND) {
          System.out.println("这个是没有发现文档的操作");
        } else if (indexResponseResult == DocWriteResponse.Result.NOOP) {
          System.out.println("我也不知道这是什么操作");
        }
    
        ReplicationResponse.ShardInfo shardInfo = indexResponse.getShardInfo();
        if (shardInfo.getTotal() != shardInfo.getSuccessful()) {
          //处理分片故障
        }
        //处理分片故障
        if (shardInfo.getFailed() > 0) {
          for (ReplicationResponse.ShardInfo.Failure failure : shardInfo.getFailures()) {
            String reason = failure.reason();
            System.out.println(reason);
          }
        }
    
        return "11111111111111111111111";
      }
    
      /**
       * @ClassName ZhangqiangDocumenttest
       * @MethodName GetRequest
       * @Description 获取文档
       * @Author zhangqiang
       * @Date 2020/9/27 9:59
       * @Param [ids]
       * @Return java.lang.String
       **/
      //  http://localhost:8080/zhangqiangdocument/GetRequest/1
      @RequestMapping("/GetRequest/{ids}")
      public String GetRequest(@PathVariable("ids") String ids) throws IOException {
        GetRequest zqtest = new GetRequest("zqtest", ids);
        GetResponse getResponse = restHighLevelClient.get(zqtest, RequestOptions.DEFAULT);
        String index = getResponse.getIndex();
        System.out.println(index);
        String id = getResponse.getId();
        System.out.println(id);
        if (getResponse.isExists()) {
          //文档存在
          System.out.println("文档存在");
          long version = getResponse.getVersion();
          System.out.println("version:" + version);
          String sourceAsString = getResponse.getSourceAsString();
          System.out.println("sourceAsString:" + sourceAsString);
          Map<String, Object> sourceAsMap = getResponse.getSourceAsMap();
          System.out.println("sourceAsMap:" + sourceAsMap);
          byte[] sourceAsBytes = getResponse.getSourceAsBytes();
          System.out.println("sourceAsBytes:" + sourceAsBytes);
    
        } else {
          //不存在
          System.out.println("不存在");
        }
    
        return "11111111111111111111111";
      }
    
      /**
       * @ClassName ZhangqiangDocumenttest
       * @MethodName ExistsRequest
       * @Description 判断文档是否存在
       * @Author zhangqiang
       * @Date 2020/9/27 10:00
       * @Param [ids]
       * @Return java.lang.String
       **/
      //  http://localhost:8080/zhangqiangdocument/ExistsRequest/1
      @RequestMapping("/ExistsRequest/{ids}")
      public String ExistsRequest(@PathVariable("ids") String ids) throws IOException {
        GetRequest zqtest = new GetRequest("zqtest", ids);
        boolean exists = restHighLevelClient.exists(zqtest, RequestOptions.DEFAULT);
        System.out.println(exists);
    
        return "11111111111111111111111";
      }
    
      /**
       * @ClassName ZhangqiangDocumenttest
       * @MethodName DeleteRequest
       * @Description 删除文档
       * @Author zhangqiang
       * @Date 2020/9/27 10:25
       * @Param [ids]
       * @Return java.lang.String
       **/
      //  http://localhost:8080/zhangqiangdocument/DeleteRequest/1
      @RequestMapping("/DeleteRequest/{ids}")
      public String DeleteRequest(@PathVariable("ids") String ids) throws IOException {
        DeleteRequest zqtest = new DeleteRequest("zqtest", ids);
        DeleteResponse deleteResponse = restHighLevelClient.delete(zqtest, RequestOptions.DEFAULT);
        System.out.println(deleteResponse.status());
    
        return "11111111111111111111111";
      }
    
    
      /**
       * @ClassName ZhangqiangDocumenttest
       * @MethodName UpdateRequest
       * @Description 更新文档
       * @Author zhangqiang
       * @Date 2020/9/27 10:38
       * @Param [ids]
       * @Return java.lang.String
       **/
      //  http://localhost:8080/zhangqiangdocument/UpdateRequest/1
      @RequestMapping("/UpdateRequest/{ids}")
      public String UpdateRequest(@PathVariable("ids") String ids) throws IOException {
        UpdateRequest zqtest = new UpdateRequest("zqtest", ids);
        User user = new User(111, "333333333333333333333333333333333333");
        zqtest.doc(JSON.toJSONString(user), XContentType.JSON);
        UpdateResponse updateResponse = restHighLevelClient.update(zqtest, RequestOptions.DEFAULT);
        System.out.println(updateResponse.status());
    
        if (updateResponse.getResult() == DocWriteResponse.Result.CREATED) {
          System.out.println("创建文档");
        } else if (updateResponse.getResult() == DocWriteResponse.Result.UPDATED) {
          System.out.println("更新文档");
        } else if (updateResponse.getResult() == DocWriteResponse.Result.DELETED) {
          System.out.println("删除文档");
        } else if (updateResponse.getResult() == DocWriteResponse.Result.NOOP) {
          System.out.println("没有操作文档");
        }
    
        return "11111111111111111111111";
      }
    
      /**
       * @ClassName ZhangqiangDocumenttest
       * @MethodName BulkRequest
       * @Description 批量增加
       * @Author zhangqiang
       * @Date 2020/9/27 14:12
       * @Param []
       * @Return java.lang.String
       **/
      //  http://localhost:8080/zhangqiangdocument/BulkRequest
      @RequestMapping("/BulkRequest")
      public String BulkRequest() throws IOException, InterruptedException {
        BulkRequest bulkRequest = new BulkRequest();
    
        ArrayList<User> userArrayList = new ArrayList<>();
        userArrayList.add(new User(31, "张强31"));
        userArrayList.add(new User(32, "张强32"));
        userArrayList.add(new User(33, "张强33"));
        userArrayList.add(new User(34, "张强34"));
        userArrayList.add(new User(35, "张强35"));
        userArrayList.add(new User(36, "张强36"));
        userArrayList.add(new User(37, "张强37"));
    
           /* for(int i=0;i<userArrayList.size();i++){
                bulkRequest.add(new IndexRequest("zqtest").id(i+"====").source(JSON.toJSONString(userArrayList.get(i)),XContentType.JSON));
            }*/
        for (int i = 0; i < 100000; i++) {
          bulkRequest.add(new IndexRequest("zqtest")
              .source(JSON.toJSONString(userArrayList.get(2)), XContentType.JSON));
        }
    
    
            /* for(int i=0;i<userArrayList.size();i++){
                bulkRequest.add(new IndexRequest("zqtest5").id(i+"====").source(JSON.toJSONString(userArrayList.get(i)),XContentType.JSON));
            }*/
    //        bulkRequest.timeout(TimeValue.timeValueHours(1));
        bulkRequest.timeout(TimeValue.timeValueHours(1));
    //        bulkRequest.timeout("1s");
        BulkResponse bulkResponse = restHighLevelClient.bulk(bulkRequest, RequestOptions.DEFAULT);
        System.out.println("执行了此请求");
        boolean b = bulkResponse.hasFailures();
        for (BulkItemResponse bulkItemResponse : bulkResponse) {
          if (bulkItemResponse.isFailed()) {
            BulkItemResponse.Failure failure = bulkItemResponse.getFailure();
            System.out.println(failure);
            System.out.println(JSON.toJSON(failure));
            System.out.println(JSON.toJSON(failure.getCause()));
            System.out.println(JSON.toJSON(failure.getMessage()));
          }
        }
    
        System.out.println("是否失败：" + b);
    
        return "11111111111111111111111";
      }
    
    
      /**
       * @ClassName ZhangqiangDocumenttest
       * @MethodName BulkRequest
       * @Description 批量增加与修改与删除
       * @Author zhangqiang
       * @Date 2020/9/27 14:12
       * @Param []
       * @Return java.lang.String
       **/
      //  http://localhost:8080/zhangqiangdocument/BulkadddeleteupdateRequest
      @RequestMapping("/BulkadddeleteupdateRequest")
      public String BulkadddeleteupdateRequest() throws IOException, InterruptedException {
        BulkRequest bulkRequest = new BulkRequest();
        ArrayList<User> userArrayList = new ArrayList<>();
        userArrayList.add(new User(31, "张三31"));
        userArrayList.add(new User(32, "李四32"));
        userArrayList.add(new User(33, "王五33"));
        userArrayList.add(new User(34, "小娃儿34"));
        userArrayList.add(new User(35, "小二35"));
        userArrayList.add(new User(36, "小三36"));
        userArrayList.add(new User(37, "小四37"));
        userArrayList.add(new User(38, "好的38"));
        userArrayList.add(new User(39, "五啊啊啊39"));
        userArrayList.add(new User(40, "张明40"));
        userArrayList.add(new User(41, "李丽丽41"));
        userArrayList.add(new User(42, "拜把42"));
    
        bulkRequest.timeout(TimeValue.timeValueMinutes(2));
        //1先增加数据
        for (int i = 0; i < userArrayList.size(); i++) {
          bulkRequest.add(new IndexRequest("zqtest1")
              .source(JSON.toJSONString(userArrayList.get(i)), XContentType.JSON));
        }
            /*//删除3条数据，更新一条数据
            bulkRequest.add(new DeleteRequest("zqtest1").id("pA82znQBwVtjHGNcf9VT"));
            bulkRequest.add(new DeleteRequest("zqtest1").id("pQ82znQBwVtjHGNcf9VT"));
            bulkRequest.add(new DeleteRequest("zqtest1").id("pg82znQBwVtjHGNcf9VT"));
            bulkRequest.add(new UpdateRequest("zqtest1","pw82znQBwVtjHGNcf9VT").doc(JSON.toJSONString(new User(6666,"66666")),XContentType.JSON));
    */
        BulkResponse bulkResponse = restHighLevelClient.bulk(bulkRequest, RequestOptions.DEFAULT);
        System.out.println("是否失败：" + bulkResponse.hasFailures());
        return "11111111111111111111111";
      }
    
    
      /**
       * @ClassName ZhangqiangDocumenttest
       * @MethodName MultiGetRequest
       * @Description 多个请求的get
       * @Author zhangqiang
       * @Date 2020/9/27 14:34
       * @Param []
       * @Return java.lang.String
       **/
      //  http://localhost:8080/zhangqiangdocument/MultiGetRequest
      @RequestMapping("/MultiGetRequest")
      public String MultiGetRequest() throws IOException, InterruptedException {
        MultiGetRequest multiGetRequest = new MultiGetRequest();
        multiGetRequest.add(new MultiGetRequest.Item("zqtest1", "pw82znQBwVtjHGNcf9VT"));
        multiGetRequest.add(new MultiGetRequest.Item("zqtest1", "qg82znQBwVtjHGNcf9VT"));
        MultiGetResponse mget = restHighLevelClient.mget(multiGetRequest, RequestOptions.DEFAULT);
        MultiGetItemResponse[] responsess = mget.getResponses();
        for (MultiGetItemResponse response : responsess) {
          MultiGetResponse.Failure failure = response.getFailure();
          System.out.println("是否获取失败：" + failure);
          String index = response.getIndex();
          String id = response.getId();
          System.out.println("index:" + index);
          System.out.println("id:" + id);
          GetResponse response1 = response.getResponse();
          if (response1.isExists()) {
            String sourceAsString = response1.getSourceAsString();
            Map<String, Object> sourceAsMap = response1.getSourceAsMap();
            byte[] sourceAsBytes = response1.getSourceAsBytes();
            System.out.println("sourceAsString:" + sourceAsString);
            System.out.println("sourceAsMap:" + sourceAsMap);
            System.out.println("sourceAsBytes:" + sourceAsBytes);
          } else {
    
          }
    
        }
        return "11111111111111111111111";
      }
    
    
      /**
       * @ClassName ZhangqiangDocumenttest
       * @MethodName ReindexRequest
       * @Description 复制索引里面的文档
       * @Author zhangqiang
       * @Date 2020/9/27 14:55
       * @Param []
       * @Return java.lang.String
       **/
      //  http://localhost:8080/zhangqiangdocument/ReindexRequest
      @RequestMapping("/ReindexRequest")
      public String ReindexRequest() throws IOException, InterruptedException {
        CreateIndexRequest zqtest2 = new CreateIndexRequest("zqtest2");
        restHighLevelClient.indices().create(zqtest2, RequestOptions.DEFAULT);
        ReindexRequest reindexRequest = new ReindexRequest();
        reindexRequest.setSourceIndices("zqtest1");
        reindexRequest.setDestIndex("zqtest2");
        BulkByScrollResponse reindex = restHighLevelClient
            .reindex(reindexRequest, RequestOptions.DEFAULT);
        System.out.println(reindex.getTotal());
        return "11111111111111111111111";
      }
    
    
      /***
       *@ClassName ZhangqiangDocumenttest
       *@MethodName UpdateByQueryRequest
       *@Description 通过查询出来的结果进行批量的更新
       *@Author zhangqiang
       *@Date 2020/9/27 15:16
       *@Param []
       *@Return java.lang.String
       **/
      //  http://localhost:8080/zhangqiangdocument/UpdateByQueryRequest
      @RequestMapping("/UpdateByQueryRequest")
      public String UpdateByQueryRequest() throws IOException, InterruptedException {
        UpdateByQueryRequest updateByQueryRequest = new UpdateByQueryRequest("zqtest2");
        updateByQueryRequest.setQuery(new TermQueryBuilder("age", "36"));
        //此处需要注意 我这里age==36  age是int类型 用==
        Script script = new Script(ScriptType.INLINE, "painless",
            " if(ctx._source.age==36){ctx._source.name='修改后姓名'} ", Collections.emptyMap());
        updateByQueryRequest.setScript(script);
        BulkByScrollResponse bulkByScrollResponse = restHighLevelClient
            .updateByQuery(updateByQueryRequest, RequestOptions.DEFAULT);
        System.out.println(bulkByScrollResponse.getTotal());
        long updated = bulkByScrollResponse.getUpdated();
        System.out.println(updated);
        return "11111111111111111111111";
      }
    
    
      /**
       * @ClassName ZhangqiangDocumenttest
       * @MethodName DeleteByQueryRequest
       * @Description 通过查询出来的数据进行批量的删除
       * @Author zhangqiang
       * @Date 2020/9/27 17:21
       * @Param []
       * @Return java.lang.String
       **/
      //  http://localhost:8080/zhangqiangdocument/DeleteByQueryRequest
      @RequestMapping("/DeleteByQueryRequest")
      public String DeleteByQueryRequest() throws IOException, InterruptedException {
        DeleteByQueryRequest deleteByQueryRequest = new DeleteByQueryRequest("zqtest2");
        deleteByQueryRequest.setQuery(new TermQueryBuilder("age", "38"));
        BulkByScrollResponse bulkByScrollResponse = restHighLevelClient
            .deleteByQuery(deleteByQueryRequest, RequestOptions.DEFAULT);
        System.out.println(bulkByScrollResponse.getTotal());
        long updated = bulkByScrollResponse.getUpdated();
        System.out.println(updated);
        return "11111111111111111111111";
      }
    
        /*//  http://localhost:8080/zhangqiangdocument/MultiTermVectorsRequest
        @RequestMapping("/MultiTermVectorsRequest")
        public String MultiTermVectorsRequest() throws IOException {
    
            MultiTermVectorsRequest termVectorsRequests = new MultiTermVectorsRequest();
            TermVectorsRequest termVectorsRequest = new TermVectorsRequest("zqtest2","_doc","tQ9AznQBwVtjHGNcytU5");
            termVectorsRequest.set
    //        MultiTermVectorsRequest add = termVectorsRequests.add("zqtest2", null, "tQ9AznQBwVtjHGNcytU5");
    
    
            return "11111111111111111111111";
        }*/
    
    
      public static class User {
    
        private int age;
        private String name;
    
        public int getAge() {
          return age;
        }
    
        public void setAge(int age) {
          this.age = age;
        }
    
        public String getName() {
          return name;
        }
    
        public void setName(String name) {
          this.name = name;
        }
    
        public User(int age, String name) {
          this.age = age;
          this.name = name;
        }
      }
    
    }

[https_github.com_heidaodageshiwo_ElasticSearch7.6.1.git]: https://github.com/heidaodageshiwo/ElasticSearch7.6.1.git