删除无用代码.
This commit is contained in:
wangzhijiang
-589
@@ -1,589 +0,0 @@
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package com.jero.common.es;
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import cn.hutool.http.HttpRequest;
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import com.alibaba.fastjson.JSONArray;
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import com.alibaba.fastjson.JSONObject;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.commons.lang3.StringUtils;
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import com.jero.common.util.RestUtil;
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import com.jero.common.util.oConvertUtils;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.http.HttpHeaders;
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import org.springframework.http.HttpMethod;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.ResponseEntity;
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import org.springframework.stereotype.Component;
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import java.util.*;
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/**
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* 关于 ElasticSearch 的一些方法（创建索引、添加数据、查询等）
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*
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* @author sunjianlei
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*/
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@Slf4j
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@Component
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public class JeroElasticsearchTemplate {
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/** es服务地址 */
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private String baseUrl;
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private static final String FORMAT_JSON = "format=json";
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/** Elasticsearch 的版本号 */
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private String version = null;
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// ElasticSearch 最大可返回条目数
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public static final int ES_MAX_SIZE = 10000;
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@Value("${jero.elasticsearch.username}")
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private String username;
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@Value("${jero.elasticsearch.password}")
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private String password;
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public JeroElasticsearchTemplate(@Value("${jero.elasticsearch.cluster-nodes}") String baseUrl, @Value("${jero.elasticsearch.check-enabled}") boolean checkEnabled) {
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log.debug("JeroElasticsearchTemplate BaseURL：" + baseUrl);
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if (StringUtils.isNotEmpty(baseUrl)) {
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this.baseUrl = baseUrl;
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// 验证配置的ES地址是否有效
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if (checkEnabled) {
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try {
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this.getElasticsearchVersion();
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String basicAuth = this.getBasicAuth();
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HttpRequest.get(this.getBaseUrl().toString())
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.header("Authorization", basicAuth)
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.execute()
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.body();
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log.info("ElasticSearch 服务连接成功");
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log.info("ElasticSearch version: " + this.version);
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} catch (Exception e) {
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this.version = "";
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log.warn("ElasticSearch 服务连接失败，原因：配置未通过。可能是BaseURL未配置或配置有误，也可能是Elasticsearch服务未启动。接下来将会拒绝执行任何方法！");
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}
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}
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}
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}
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/**
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* 获取 Elasticsearch 的版本号信息，失败返回null
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*/
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private void getElasticsearchVersion() {
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if (this.version == null) {
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String basicAuth = this.getBasicAuth();
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String response = HttpRequest.get(this.getBaseUrl().toString())
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.header("Authorization", basicAuth)
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.execute()
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.body();
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JSONObject result = JSONObject.parseObject(response);
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if (result != null) {
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JSONObject v = result.getJSONObject("version");
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this.version = v.getString("number");
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}
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}
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}
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public String getBasicAuth(){
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String authString = username + ":" + password;
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String encode = Base64.getEncoder().encodeToString(authString.getBytes());
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String authHeader = "Basic " + encode;
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return authHeader;
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}
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public StringBuilder getBaseUrl(String indexName, String typeName) {
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typeName = typeName.trim().toLowerCase();
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return this.getBaseUrl(indexName).append("/").append(typeName);
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}
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public StringBuilder getBaseUrl(String indexName) {
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indexName = indexName.trim().toLowerCase();
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return this.getBaseUrl().append("/").append(indexName);
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}
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public StringBuilder getBaseUrl() {
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return new StringBuilder("http://").append(this.baseUrl);
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}
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/**
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* cat 查询ElasticSearch系统数据，返回json
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*/
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public JSONArray _cat(String urlAfter) {
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String url = this.getBaseUrl().append("/_cat").append(urlAfter).append("?").append(FORMAT_JSON).toString();
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String basicAuth = this.getBasicAuth();
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String response = HttpRequest.get(url)
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.header("Authorization", basicAuth)
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.execute()
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.body();
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JSONArray jsonArray = JSONArray.parseArray(response);
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return jsonArray;
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}
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public JSONObject put(String url){
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String basicAuth = this.getBasicAuth();
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String response = HttpRequest.put(url)
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.header("Authorization", basicAuth)
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.execute()
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.body();
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JSONObject jsonObject = JSONObject.parseObject(response);
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return jsonObject;
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}
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public JSONObject put(String url, String params){
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String basicAuth = this.getBasicAuth();
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String response = HttpRequest.put(url)
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.body(params)
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.header("Authorization", basicAuth)
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.execute()
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.body();
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JSONObject jsonObject = JSONObject.parseObject(response);
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return jsonObject;
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}
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public JSONObject get(String url, JSONObject params){
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String basicAuth = this.getBasicAuth();
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String response = HttpRequest.get(url)
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.body(params.toJSONString())
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.header("Authorization", basicAuth)
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.execute()
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.body();
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JSONObject jsonObject = JSONObject.parseObject(response);
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return jsonObject;
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}
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public JSONObject post(String url, JSONObject params){
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String basicAuth = this.getBasicAuth();
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String response = HttpRequest.post(url)
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.body(params.toJSONString())
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.header("Authorization", basicAuth)
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.execute()
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.body();
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JSONObject jsonObject = JSONObject.parseObject(response);
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return jsonObject;
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}
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public JSONObject delete(String url){
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String basicAuth = this.getBasicAuth();
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String response = HttpRequest.delete(url)
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.header("Authorization", basicAuth)
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.execute()
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.body();
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JSONObject jsonObject = JSONObject.parseObject(response);
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return jsonObject;
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}
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/**
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* cat 查询ElasticSearch系统数据，返回json
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*/
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public <T> ResponseEntity<T> _cat(String urlAfter, Class<T> responseType) {
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String url = this.getBaseUrl().append("/_cat").append(urlAfter).append("?").append(FORMAT_JSON).toString();
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return RestUtil.request(url, HttpMethod.GET, null, null, null, responseType);
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}
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/**
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* 查询所有索引
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* <p>
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* 查询地址：GET http://{baseUrl}/_cat/indices
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*/
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public JSONArray getIndices() {
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return getIndices(null);
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}
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/**
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* 查询单个索引
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* <p>
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* 查询地址：GET http://{baseUrl}/_cat/indices/{indexName}
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*/
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public JSONArray getIndices(String indexName) {
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StringBuilder urlAfter = new StringBuilder("/indices");
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if (!StringUtils.isEmpty(indexName)) {
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urlAfter.append("/").append(indexName.trim().toLowerCase());
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}
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return _cat(urlAfter.toString());
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}
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/**
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* 索引是否存在
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*/
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public boolean indexExists(String indexName) {
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try {
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JSONArray array = getIndices(indexName);
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return array != null;
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} catch (org.springframework.web.client.HttpClientErrorException ex) {
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if (HttpStatus.NOT_FOUND == ex.getStatusCode()) {
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return false;
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} else {
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throw ex;
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}
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}
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}
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/**
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* 根据ID获取索引数据，未查询到返回null
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* <p>
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* 查询地址：GET http://{baseUrl}/{indexName}/{typeName}/{dataId}
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*
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* @param indexName 索引名称
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* @param typeName type，一个任意字符串，用于分类
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* @param dataId 数据id
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* @return
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*/
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public JSONObject getDataById(String indexName, String typeName, String dataId) {
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String url = this.getBaseUrl(indexName, typeName).append("/").append(dataId).toString();
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log.info("url:" + url);
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String basicAuth = this.getBasicAuth();
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String response = HttpRequest.get(this.getBaseUrl().toString())
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.header("Authorization", basicAuth)
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.execute()
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.body();
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JSONObject result = JSONObject.parseObject(response);
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boolean found = result.getBoolean("found");
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if (found) {
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return result.getJSONObject("_source");
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} else {
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return new JSONObject();
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}
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}
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/**
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* 创建索引
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* <p>
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* 查询地址：PUT http://{baseUrl}/{indexName}
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*/
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public boolean createIndex(String indexName) {
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String url = this.getBaseUrl(indexName).toString();
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try {
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return this.put(url).getBoolean("acknowledged");
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} catch (org.springframework.web.client.HttpClientErrorException ex) {
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if (HttpStatus.BAD_REQUEST == ex.getStatusCode()) {
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log.warn("索引创建失败：" + indexName + " 已存在，无需再创建");
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} else {
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ex.printStackTrace();
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}
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}
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return false;
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}
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/**
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* 删除索引
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* <p>
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* 查询地址：DELETE http://{baseUrl}/{indexName}
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*/
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public boolean removeIndex(String indexName) {
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String url = this.getBaseUrl(indexName).toString();
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try {
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return this.delete(url).getBoolean("acknowledged");
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} catch (org.springframework.web.client.HttpClientErrorException ex) {
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if (HttpStatus.NOT_FOUND == ex.getStatusCode()) {
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log.warn("索引删除失败：" + indexName + " 不存在，无需删除");
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} else {
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ex.printStackTrace();
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}
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}
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return false;
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}
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/**
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* 获取索引字段映射（可获取字段类型）
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* <p>
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*
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* @param indexName 索引名称
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* @param typeName 分类名称
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* @return
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*/
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public JSONObject getIndexMapping(String indexName, String typeName) {
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String url = this.getBaseUrl(indexName, typeName).append("/_mapping?").append(FORMAT_JSON).toString();
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// 针对 es 7.x 版本做兼容
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this.getElasticsearchVersion();
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if (oConvertUtils.isNotEmpty(this.version) && this.version.startsWith("7")) {
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url += "&include_type_name=true";
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}
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log.info("getIndexMapping-url:" + url);
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try {
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String basicAuth = this.getBasicAuth();
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String response = HttpRequest.get(this.getBaseUrl().toString())
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.header("Authorization", basicAuth)
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.execute()
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.body();
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JSONObject result = JSONObject.parseObject(response);
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return result;
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} catch (org.springframework.web.client.HttpClientErrorException e) {
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String message = e.getMessage();
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if (message != null && message.contains("404 Not Found")) {
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return new JSONObject();
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}
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throw e;
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}
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}
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/**
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* 获取索引字段映射，返回Java实体类
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*
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* @param indexName
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* @param typeName
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* @return
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*/
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public <T> Map<String, T> getIndexMappingFormat(String indexName, String typeName, Class<T> clazz) {
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JSONObject mapping = this.getIndexMapping(indexName, typeName);
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Map<String, T> map = new HashMap<>();
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if (mapping == null) {
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return map;
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}
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// 获取字段属性
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JSONObject properties = mapping.getJSONObject(indexName)
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.getJSONObject("mappings")
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.getJSONObject(typeName)
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.getJSONObject("properties");
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// 封装成 java类型
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for (String key : properties.keySet()) {
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T entity = properties.getJSONObject(key).toJavaObject(clazz);
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map.put(key, entity);
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}
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return map;
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}
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/**
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* 保存数据，详见：saveOrUpdate
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*/
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public boolean save(String indexName, String typeName, String dataId, JSONObject data) {
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return this.saveOrUpdate(indexName, typeName, dataId, data);
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}
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/**
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* 更新数据，详见：saveOrUpdate
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*/
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public boolean update(String indexName, String typeName, String dataId, JSONObject data) {
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return this.saveOrUpdate(indexName, typeName, dataId, data);
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}
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/**
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* 保存或修改索引数据
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* <p>
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* 查询地址：PUT http://{baseUrl}/{indexName}/{typeName}/{dataId}
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*
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* @param indexName 索引名称
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* @param typeName type，一个任意字符串，用于分类
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* @param dataId 数据id
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* @param data 要存储的数据
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* @return
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*/
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public boolean saveOrUpdate(String indexName, String typeName, String dataId, JSONObject data) {
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String url = this.getBaseUrl(indexName, typeName).append("/").append(dataId).append("?refresh=wait_for").toString();
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try {
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// 去掉 data 中为空的值
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Set<String> keys = data.keySet();
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List<String> emptyKeys = new ArrayList<>(keys.size());
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for (String key : keys) {
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String value = data.getString(key);
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//1、剔除空值
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if (oConvertUtils.isEmpty(value) || "[]".equals(value)) {
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emptyKeys.add(key);
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}
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//2、剔除上传控件值(会导致ES同步失败，报异常failed to parse field [ge_pic] of type [text] )
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if (oConvertUtils.isNotEmpty(value) && value.indexOf("[{")!=-1) {
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emptyKeys.add(key);
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log.info("-------剔除上传控件字段------------key: "+ key);
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}
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}
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for (String key : emptyKeys) {
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data.remove(key);
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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try {
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String result = this.put(url, data.toJSONString()).getString("result");
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return "created".equals(result) || "updated".equals(result);
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} catch (Exception e) {
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log.error(e.getMessage() + "\n-- url: " + url + "\n-- data: " + data.toJSONString());
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//TODO 打印接口返回异常json
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return false;
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}
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}
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/**
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* 批量保存数据
|
||||
*
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||||
* @param indexName 索引名称
|
||||
* @param typeName type，一个任意字符串，用于分类
|
||||
* @param dataList 要存储的数据数组，每行数据必须包含id
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||||
* @return
|
||||
*/
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||||
public boolean saveBatch(String indexName, String typeName, JSONArray dataList) {
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String url = this.getBaseUrl().append("/_bulk").append("?refresh=wait_for").toString();
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||||
StringBuilder bodySB = new StringBuilder();
|
||||
for (int i = 0; i < dataList.size(); i++) {
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||||
JSONObject data = dataList.getJSONObject(i);
|
||||
String id = data.getString("id");
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||||
// 该行的操作
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||||
JSONObject action = new JSONObject();
|
||||
JSONObject actionInfo = new JSONObject();
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||||
actionInfo.put("_id", id);
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||||
actionInfo.put("_index", indexName);
|
||||
actionInfo.put("_type", typeName);
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||||
action.put("create", actionInfo);
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||||
bodySB.append(action.toJSONString()).append("\n");
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||||
// 该行的数据
|
||||
data.remove("id");
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||||
bodySB.append(data.toJSONString()).append("\n");
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||||
}
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||||
log.info("+-+-+-: bodySB.toString(): " + bodySB.toString());
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||||
this.put(url,bodySB.toString());
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||||
return true;
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||||
}
|
||||
|
||||
/**
|
||||
* 删除索引数据
|
||||
* <p>
|
||||
* 请求地址：DELETE http://{baseUrl}/{indexName}/{typeName}/{dataId}
|
||||
*/
|
||||
public boolean delete(String indexName, String typeName, String dataId) {
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||||
String url = this.getBaseUrl(indexName, typeName).append("/").append(dataId).toString();
|
||||
try {
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||||
return "deleted".equals(this.delete(url).getString("result"));
|
||||
} catch (org.springframework.web.client.HttpClientErrorException ex) {
|
||||
if (HttpStatus.NOT_FOUND == ex.getStatusCode()) {
|
||||
return false;
|
||||
} else {
|
||||
throw ex;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/* = = = 以下关于查询和查询条件的方法 = = =*/
|
||||
|
||||
/**
|
||||
* 查询数据
|
||||
* <p>
|
||||
* 请求地址：POST http://{baseUrl}/{indexName}/{typeName}/_search
|
||||
*/
|
||||
public JSONObject search(String indexName, String typeName, JSONObject queryObject) {
|
||||
String url = this.getBaseUrl(indexName, typeName).append("/_search").toString();
|
||||
|
||||
log.info("url:" + url + " ,search: " + queryObject.toJSONString());
|
||||
JSONObject res = this.get(url, queryObject);
|
||||
log.info("url:" + url + " ,return res: \n" + res.toJSONString());
|
||||
return res;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param _source （源滤波器）指定返回的字段，传null返回所有字段
|
||||
* @param query
|
||||
* @param from 从第几条数据开始
|
||||
* @param size 返回条目数
|
||||
* @return { "query": query }
|
||||
*/
|
||||
public JSONObject buildQuery(List<String> _source, JSONObject query, int from, int size) {
|
||||
JSONObject json = new JSONObject();
|
||||
if (_source != null) {
|
||||
json.put("_source", _source);
|
||||
}
|
||||
json.put("query", query);
|
||||
json.put("from", from);
|
||||
json.put("size", size);
|
||||
return json;
|
||||
}
|
||||
|
||||
public JSONObject buildQuery(List<String> _source, JSONObject query,Map<String, Object> highlight,JSONArray sort, int from, int size) {
|
||||
JSONObject json = new JSONObject();
|
||||
if (_source != null) {
|
||||
json.put("_source", _source);
|
||||
}
|
||||
json.put("highlight", highlight);
|
||||
json.put("query", query);
|
||||
json.put("sort", sort);
|
||||
json.put("from", from * size);
|
||||
json.put("size", size);
|
||||
return json;
|
||||
}
|
||||
/**
|
||||
* @return { "bool" : { "must": must, "must_not": mustNot, "should": should } }
|
||||
*/
|
||||
public JSONObject buildBoolQuery(JSONArray must, JSONArray mustNot, JSONArray should) {
|
||||
JSONObject bool = new JSONObject();
|
||||
if (must != null) {
|
||||
bool.put("must", must);
|
||||
}
|
||||
if (mustNot != null) {
|
||||
bool.put("must_not", mustNot);
|
||||
}
|
||||
if (should != null) {
|
||||
bool.put("should", should);
|
||||
}
|
||||
JSONObject json = new JSONObject();
|
||||
json.put("bool", bool);
|
||||
return json;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param field 要查询的字段
|
||||
* @param args 查询参数，参考： *哈哈* OR *哒* NOT *呵* OR *啊*
|
||||
* @return
|
||||
*/
|
||||
public JSONObject buildQueryString(String field, String... args) {
|
||||
if (field == null) {
|
||||
return new JSONObject();
|
||||
}
|
||||
StringBuilder sb = new StringBuilder(field).append(":(");
|
||||
if (args != null) {
|
||||
for (String arg : args) {
|
||||
sb.append(arg).append(" ");
|
||||
}
|
||||
}
|
||||
sb.append(")");
|
||||
return this.buildQueryString(sb.toString());
|
||||
}
|
||||
|
||||
/**
|
||||
* @return { "query_string": { "query": query } }
|
||||
*/
|
||||
public JSONObject buildQueryString(String query) {
|
||||
JSONObject queryString = new JSONObject();
|
||||
queryString.put("query", query);
|
||||
JSONObject json = new JSONObject();
|
||||
json.put("query_string", queryString);
|
||||
return json;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param field 查询字段
|
||||
* @param min 最小值
|
||||
* @param max 最大值
|
||||
* @param containMin 范围内是否包含最小值
|
||||
* @param containMax 范围内是否包含最大值
|
||||
* @return { "range" : { field : { 『 "gt『e』?containMin" : min 』?min!=null , 『 "lt『e』?containMax" : max 』}} }
|
||||
*/
|
||||
public JSONObject buildRangeQuery(String field, Object min, Object max, boolean containMin, boolean containMax) {
|
||||
JSONObject inner = new JSONObject();
|
||||
if (min != null) {
|
||||
if (containMin) {
|
||||
inner.put("gte", min);
|
||||
} else {
|
||||
inner.put("gt", min);
|
||||
}
|
||||
}
|
||||
if (max != null) {
|
||||
if (containMax) {
|
||||
inner.put("lte", max);
|
||||
} else {
|
||||
inner.put("lt", max);
|
||||
}
|
||||
}
|
||||
JSONObject range = new JSONObject();
|
||||
range.put(field, inner);
|
||||
JSONObject json = new JSONObject();
|
||||
json.put("range", range);
|
||||
return json;
|
||||
}
|
||||
|
||||
/**
|
||||
* 按条件删除数据
|
||||
* <p>
|
||||
* 请求地址：POST http://{baseUrl}/{indexName}/{typeName}/_delete_by_query
|
||||
*/
|
||||
public JSONObject delete(String indexName, String typeName, JSONObject queryObject) {
|
||||
String url = this.getBaseUrl(indexName, typeName).append("/_delete_by_query").toString();
|
||||
|
||||
log.info("url:" + url + " ,delete: " + queryObject.toJSONString());
|
||||
JSONObject res = this.post(url, queryObject);
|
||||
log.info("url:" + url + " ,return res: \n" + res.toJSONString());
|
||||
return res;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user