from: http://blog.csdn.net/changong28/article/details/38445805#comments

3.1 集群的连接

3.1.1 作为Elasticsearch节点

import static org.elasticsearch.node.NodeBuilder.nodeBuilder;

import org.elasticsearch.client.Client;

import org.elasticsearch.node.Node;

Node node = nodeBuilder().clusterName("escluster2").client(true).

node();

Client client = node.client();

3.1.2 使用Transport连接

import org.elasticsearch.client.transport.TransportClient;

import org.elasticsearch.common.settings.ImmutableSettings;

import org.elasticsearch.common.settings.Settings;

import org.elasticsearch.common.transport.InetSocketTransportAddress;

Settings settings = ImmutableSettings.settingsBuilder().put("cluster.name", "escluster2").build();

TransportClient client = new TransportClient(settings);

client.addTransportAddress(new InetSocketTransportAddress("127.0.0.1",9300));

3.2 文档的CRUD

3.2.1 查询文档

GetResponse response = client.prepareGet("library", "book", "1")

.setFields("title", "_source")

.execute().actionGet();

3.2.2 索引文档

import org.elasticsearch.action.index.IndexResponse;

import org.elasticsearch.client.Client;

IndexResponse response = client.prepareIndex("library", "book", "2")

.setSource("{ \"title\": \"Mastering ElasticSearch\"}")

.execute().actionGet();

3.2.3 更新文档

import org.elasticsearch.action.update.UpdateResponse;

import org.elasticsearch.client.Client;

import java.util.Map;

import org.elasticsearch.common.collect.Maps;

Map<String, Object> params = Maps.newHashMap();

params.put("ntitle", "ElasticSearch Server Book");

UpdateResponse response = client.prepareUpdate("library", "book", "2")

.setScript("ctx._source.title = ntitle")

.setScriptParams(params)

.execute().actionGet();

3.2.4 删除文档

import org.elasticsearch.action.delete.DeleteResponse;

import org.elasticsearch.client.Client;

DeleteResponse response = client.prepareDelete("library", "book", "2")

.execute().actionGet();

3.3 Elasticsearch检索

3.3.1 Preparing a query

import org.elasticsearch.action.search.SearchResponse;

import org.elasticsearch.client.Client;

import org.elasticsearch.search.SearchHit;

SearchResponse response = client.prepareSearch("library")

.addFields("title", "_source")

.execute().actionGet();

for(SearchHit hit: response.getHits().getHits()) {

<span style="white-space:pre">    </span>System.out.println(hit.getId());

<span style="white-space:pre">    </span>if (hit.getFields().containsKey("title")) {

<span style="white-space:pre">        </span>System.out.println("field.title: "+ hit.getFields().get("title").getValue());

<span style="white-space:pre">    </span>}

<span style="white-space:pre">    </span>System.out.println("source.title: " + hit.getSource().get("title"));

}

3.3.2 Building queries

import org.elasticsearch.index.query.QueryBuilder;

import org.elasticsearch.index.query.QueryBuilders;

QueryBuilder queryBuilder = QueryBuilders

.disMaxQuery()

.add(QueryBuilders.termQuery("title", "Elastic"))

.add(QueryBuilders.prefixQuery("title", "el"));

System.out.println(queryBuilder.toString());

SearchResponse response = client.prepareSearch("library")

.setQuery(queryBuilder)

.execute().actionGet();

3.3.3 Using the match all documents query

queryBuilder = QueryBuilders.matchAllQuery()

.boost(11f).normsField("title");

3.3.4 The match query

queryBuilder = QueryBuilders

.matchQuery("message", "a quick brown fox")

.operator(Operator.AND)

.zeroTermsQuery(ZeroTermsQuery.ALL);

3.3.5 Using the geo shape query

queryBuilder = QueryBuilders.geoShapeQuery("location",

ShapeBuilder.newRectangle()

.topLeft(13, 53)

.bottomRight(14, 52)

.build());

3.3.6 Paging query

SearchResponse response = client.prepareSearch("library")

.setQuery(QueryBuilders.matchAllQuery())

.setFrom(10)

.setSize(20)

.execute().actionGet();

3.3.7 Sorting

SearchResponse response = client.prepareSearch("library")

.setQuery(QueryBuilders.matchAllQuery())

.addSort(SortBuilders.fieldSort("title"))

.addSort("_score", SortOrder.DESC)

.execute().actionGet()

3.3.8 Filtering

FilterBuilder filterBuilder = FilterBuilders

.andFilter(

FilterBuilders.existsFilter("title").filterName("exist"),

FilterBuilders.termFilter("title", "elastic")

);

SearchResponse response = client.prepareSearch("library")

.setFilter(filterBuilder)

.execute().actionGet();

3.3.9 Faceting

FacetBuilder facetBuilder = FacetBuilders

.filterFacet("test")

.filter(FilterBuilders.termFilter("title", "elastic"));

SearchResponse response = client.prepareSearch("library")

.addFacet(facetBuilder)

.execute().actionGet();

3.3.10 Highlighting

SearchResponse response = client.prepareSearch("wikipedia")

.addHighlightedField("title")

.setQuery(QueryBuilders.termQuery("title", "actress"))

.setHighlighterPreTags("<1>", "<2>")

.setHighlighterPostTags("</1>", "</2>")

.execute().actionGet();

for(SearchHit hit: response.getHits().getHits()) {

<span style="white-space:pre">    </span>HighlightField hField = hit.getHighlightFields().get("title");

<span style="white-space:pre">    </span>for (Text t : hField.fragments()) {

<span style="white-space:pre">        </span>System.out.println(t.string());

<span style="white-space:pre">    </span>}

}

3.3.11 Suggestions

SearchResponse response = client.prepareSearch("wikipedia")

.setQuery(QueryBuilders.matchAllQuery())

.addSuggestion(new TermSuggestionBuilder("first_suggestion")

.text("graphics designer")

.field("_all"))

.execute().actionGet();

for( Entry<? extends Option> entry : response.getSuggest().getSuggestion("first_suggestion").getEntries()) {

<span style="white-space:pre">    </span>System.out.println("Check for: " + entry.getText() + ". Options:");

<span style="white-space:pre">    </span>for( Option option : entry.getOptions()) {

<span style="white-space:pre">        </span>System.out.println("\t" + option.getText());

<span style="white-space:pre">    </span>}

}

3.3.12 Counting

CountResponse response = client.prepareCount("library")

.setQuery(QueryBuilders.termQuery("title", "elastic"))

.execute().actionGet();

3.3.13 Scrolling

SearchResponse responseSearch = client.prepareSearch("library")

.setScroll("1m")

.setSearchType(SearchType.SCAN)

.execute().actionGet();

String scrollId = responseSearch.getScrollId();

SearchResponse response = client.prepareSearchScroll(scrollId).execute().actionGet();

3.3.14 Bulk

BulkResponse response = client.prepareBulk()

.add(client.prepareIndex("library", "book", "5")

.setSource("{ \"title\" : \"Solr Cookbook\"}")

.request())

.add(client.prepareDelete("library", "book", "2").request()).execute().actionGet();

3.3.15 The delete by query

DeleteByQueryResponse response = client.prepareDeleteByQuery("library")

.setQuery(QueryBuilders.termQuery("title", "ElasticSearch"))

.execute().actionGet();

3.3.16 Multi GET

MultiGetResponse response = client.prepareMultiGet()

.add("library", "book", "1", "2")

.execute().actionGet();

3.3.16 Multi Search

MultiSearchResponse response = client.prepareMultiSearch()

.add(client.prepareSearch("library", "book").request())

.add(client.prepareSearch("news").

.setFilter(FilterBuilders.termFilter("tags", "important")))

.execute().actionGet();

3.3.17 Building JSON queries and documents

IndexResponse response = client

.prepareIndex("library", "book", "2")

.setSource("{ \"title\": \"Mastering ElasticSearch\"}")

.execute().actionGet();

Map<String, Object> m = Maps.newHashMap();

m.put("1", "Introduction");

m.put("2", "Basics");

m.put("3", "And the rest");

XContentBuilder json = XContentFactory.jsonBuilder().prettyPrint()

.startObject()

.field("id").value("2123")

.field("lastCommentTime", new Date())

.nullField("published")

.field("chapters").map(m)

.field("title", "Mastering ElasticSearch")

.array("tags", "search", "ElasticSearch", "nosql")

.field("values")

.startArray()

.value(1)

.value(10)

.endArray()

.endObject();

3.4 The administration API

3.4.1 The cluster administration API

3.4.1.1 The cluster and indices health API

ClusterHealthResponse response = client.admin().cluster()

.prepareHealth("library")

.execute().actionGet();

3.4.1.2 The cluster state API

ClusterStateResponse response = client.admin().cluster()

.prepareState()

.execute().actionGet();

3.4.1.3 The update settings API

Map<String, Object> map = Maps.newHashMap();

map.put("indices.ttl.interval", "10m");

ClusterUpdateSettingsResponse response = client.admin().cluster()

.prepareUpdateSettings()

.setTransientSettings(map)

.execute().actionGet();

3.4.1.4 The reroute API

ClusterRerouteResponse response = client.admin().cluster()

.prepareReroute()

.setDryRun(true)

.add(new MoveAllocationCommand(new ShardId("library", 3), "G3czOt4HQbKZT1RhpPCULw",PvHtEMuRSJ6rLJ27AW3U6w"),

     new CancelAllocationCommand(new ShardId("library", 2), "G3czOt4HQbKZT1RhpPCULw",rue))

.execute().actionGet();

3.4.1.5 The nodes information API

NodesInfoResponse response = client.admin().cluster()

.prepareNodesInfo()

.setNetwork(true)

.setPlugin(true)

.execute().actionGet();

3.4.1.6 The node statistics API

NodesStatsResponse response = client.admin().cluster()

.prepareNodesStats()

.all()

.execute().actionGet();

3.4.1.7 The nodes hot threads API

NodesHotThreadsResponse response = client.admin().cluster()

.prepareNodesHotThreads()

.execute().actionGet();

3.4.1.8 The nodes shutdown API

NodesShutdownResponse response = client.admin().cluster()

.prepareNodesShutdown()

.execute().actionGet();

3.4.1.9 The search shards API

ClusterSearchShardsResponse response = client.admin().cluster()

.prepareSearchShards()

.setIndices("library")

.setRouting("12")

.execute().actionGet();

3.4.2 The Indices administration API

3.4.2.1 The index existence API

IndicesExistsResponse response = client.admin().indices()

.prepareExists("books", "library")

.execute().actionGet();

3.4.2.2 The Type existence API

TypesExistsResponse response = client.admin().indices()

.prepareTypesExists("library")

.setTypes("book")

.execute().actionGet();

3.4.2.3 The indices stats API

IndicesStatsResponse response = client.admin().indices()

.prepareStats("library")

.all()

.execute().actionGet();

3.4.2.4 Index status

IndicesStatusResponse response = client.admin().indices()

.prepareStatus("library")

.setRecovery(true)

.setSnapshot(true)

.execute().actionGet();

3.4.2.5 Segments information API

IndicesSegmentResponse response = client.admin().indices()

.prepareSegments("library")

.execute().actionGet();

3.4.2.6 Creating an index API

CreateIndexResponse response = client.admin().indices()

.prepareCreate("news")

.setSettings(ImmutableSettings.settingsBuilder()

.put("number_of_shards", 1))

.addMapping("news", XContentFactory.jsonBuilder()

.startObject()

.startObject("news")

.startObject("properties")

.startObject("title")

.field("analyzer", "whitespace")

.field("type", "string")

.endObject()

.endObject()

.endObject()

.endObject())

.execute().actionGet();

3.4.2.7 Deleting an index

DeleteIndexResponse response = client.admin().indices()

.prepareDelete("news")

.execute().actionGet();

3.4.2.8 Closing an index

CloseIndexResponse response = client.admin().indices()

.prepareClose("library")

.execute().actionGet();

3.4.2.9 Opening an index

OpenIndexResponse response = client.admin().indices()

.prepareOpen("library")

.execute().actionGet();

3.4.2.10 The Refresh API

RefreshResponse response = client.admin().indices()

.prepareRefresh("library")

.execute().actionGet();

3.4.2.11 The Flush API

FlushResponse response = client.admin().indices()

.prepareFlush("library")

.setFull(false)

.execute().actionGet();

3.4.2.12 The Optimize API

OptimizeResponse response = client.admin().indices()

.prepareOptimize("library")

.setMaxNumSegments(2)

.setFlush(true)

.setOnlyExpungeDeletes(false)

.execute().actionGet();

3.4.2.13 The put mapping API

PutMappingResponse response = client.admin().indices()

.preparePutMapping("news")

.setType("news")

.setSource(XContentFactory.jsonBuilder()

.startObject()

.startObject("news")

.startObject("properties")

.startObject("title")

.field("analyzer", "whitespace")

.field("type", "string")

.endObject()

.endObject()

.endObject()

.endObject())

.execute().actionGet();

3.4.2.14 The delete mapping API

DeleteMappingResponse response = client.admin().indices()

.prepareDeleteMapping("news")

.setType("news")

.execute().actionGet();

3.4.2.15 The gateway snapshot API

GatewaySnapshotResponse response = client.admin().indices()

.prepareGatewaySnapshot("news")

.execute().actionGet();

3.4.2.16 The aliases API

IndicesAliasesResponse response = client.admin().indices()

.prepareAliases()

.addAlias("news", "n")

.addAlias("library", "elastic_books",

FilterBuilders.termFilter("title", "elasticsearch"))

.removeAlias("news", "current_news")

.execute().actionGet();

3.4.2.17 The get aliases API

IndicesGetAliasesResponse response = client.admin().indices()

.prepareGetAliases("elastic_books", "n")

.execute().actionGet();

3.4.2.18 The aliases exists API

AliasesExistResponse response = client.admin().indices()

.prepareAliasesExist("elastic*", "unknown")

.execute().actionGet();

3.4.2.19 The clear cache API

ClearIndicesCacheResponse response = client.admin().indices()

.prepareClearCache("library")

.setFieldDataCache(true)

.setFields("title")

.setFilterCache(true)

.setIdCache(true)

.execute().actionGet();

3.4.2.20 The update settings API

UpdateSettingsResponse response = client.admin().indices()

.prepareUpdateSettings("library")

.setSettings(ImmutableSettings.builder()

.put("index.number_of_replicas", 2))

.execute().actionGet();

3.4.2.21 The analyze API

AnalyzeResponse response = client.admin().indices()

.prepareAnalyze("library", "ElasticSearch Servers")

.setTokenizer("whitespace")

.setTokenFilters("nGram")

.execute().actionGet();

3.4.2.22 The put template API

PutIndexTemplateResponse response = client.admin().indices()

.preparePutTemplate("my_template")

.setTemplate("product*")

.setSettings(ImmutableSettings.builder()

.put("index.number_of_replicas", 2)

.put("index.number_of_shards", 1))

.addMapping("item", XContentFactory.jsonBuilder()

.startObject()

.startObject("item")

.startObject("properties")

.startObject("title")

.field("type", "string")

.endObject()

.endObject()

.endObject()

.endObject())

.execute().actionGet();

3.4.2.23 The delete template API

DeleteIndexTemplateResponse response = client.admin().indices()

.prepareDeleteTemplate("my_*")

.execute().actionGet();

3.4.2.24 The validate query API

ValidateQueryResponse response = client.admin().indices()

.prepareValidateQuery("library")

.setExplain(true)

.setQuery(XContentFactory.jsonBuilder()

.startObject()

.field("name").value("elastic search")

.endObject().bytes())

.execute().actionGet();

3.4.2.25 The put warmer API

PutWarmerResponse response = client.admin().indices()

.preparePutWarmer("library_warmer")

.setSearchRequest(client.prepareSearch("library")

.addFacet(FacetBuilders

.termsFacet("tags").field("tags")))

.execute().actionGet();

3.4.2.26 The delete warmer API

DeleteWarmerResponse response = client.admin().indices()

.prepareDeleteWarmer()

.setName("library_*")

.execute().actionGet();

[转载]Elasticsearch Java API总汇的更多相关文章

[转]Elasticsearch Java API总汇
http://blog.csdn.net/changong28/article/details/38445805#comments 3.1 集群的连接 3.1.1 作为Elasticsearch节点 ...
[搜索]ElasticSearch Java Api(一) －添加数据创建索引
转载:http://blog.csdn.net/napoay/article/details/51707023 ElasticSearch JAVA API官网文档:https://www.elast ...
Elasticsearch java api 基本搜索部分详解
文档是结合几个博客整理出来的,内容大部分为转载内容.在使用过程中,对一些疑问点进行了整理与解析. Elasticsearch java api 基本搜索部分详解 ElasticSearch 常用的查询 ...
Elasticsearch java api 常用查询方法QueryBuilder构造举例
转载:http://m.blog.csdn.net/u012546526/article/details/74184769 Elasticsearch java api 常用查询方法QueryBuil ...
Elasticsearch Java API深入详解
0.题记之前Elasticsearch的应用比较多,但大多集中在关系型.非关系型数据库与Elasticsearch之间的同步.以上内容完成了Elasticsearch所需要的基础数据量的供给.但想要 ...
Elasticsearch Java API 很全的整理
Elasticsearch 的API 分为 REST Client API(http请求形式)以及 transportClient API两种.相比来说transportClient API效率更高, ...
第08章 ElasticSearch Java API
本章内容使用客户端对象(client object)连接到本地或远程ElasticSearch集群. 逐条或批量索引文档. 更新文档内容. 使用各种ElasticSearch支持的查询方式. 处理E ...
Elasticsearch Java API的基本使用
说明在明确了ES的基本概念和使用方法后,我们来学习如何使用ES的Java API. 本文假设你已经对ES的基本概念已经有了一个比较全面的认识. 客户端你可以用Java客户端做很多事情: 执行标准的 ...
彻底搞懂 Elasticsearch Java API
说明在明确了ES的基本概念和使用方法后,我们来学习如何使用ES的Java API. 本文假设你已经对ES的基本概念已经有了一个比较全面的认识. 客户端你可以用Java客户端做很多事情: 执行标准的 ...

随机推荐

洛谷 P2606 [ZJOI2010]排列计数解题报告
P2606 [ZJOI2010]排列计数题目描述称一个$1,2,...,N$的排列$P_1,P_2...,P_n$是$Magic$的,当且仅当对所以的$2<=i<=N$ ...
[经验分享]WeTouch中使用VueInputCode
如果你想在WeTouch中使用以下输入框的效果,需要做以下几个步骤: 第一步:安装Node.js 第二步:使用Npm在全局安装vue-input-code ,使用命令提示符,在Node安装根目录输入以 ...
（poj）Sequence Median
Description Given a sequence of N nonnegative integers. Let's define the median of such sequence. If ...
code forces Codeforces Round #487 (Div. 2) C
C. A Mist of Florescence time limit per test 1 second memory limit per test 256 megabytes input stan ...
elementui 日期选择器设置当前默认日期（picker-options），以及当前日期以后的无法选择（default-value）
目前官方的日期默认是当前日期,打开之后长这样子:现在是三月13日,但是有的需求是当前日期在后面. 就像这样: 代码如下: default-value是设置当前日期默认值的."timeDefa ...
C# 技巧收藏
IIS HTTP Error 500.21 - Internal Server Error 原因:在安装Framework v4.0之后,再启用IIS,导致Framework没有完全安装解决:开始- ...
JS将JSON日期转换为指定格式的日期
1.引入JS日期转换的函数库 function Format(now,mask) { var d = now; var zeroize = function (value, length) { if ...
OpenGL “太阳、地球和月亮”天体运动动画例子
http://oulehui.blog.163.com/blog/static/7961469820119186616743/ OpenGL “太阳.地球和月亮”天体运动动画例子 2011-10-1 ...
一个C优先级队列实现
刚下班没事干,实现了一个简单的优先级队列 #include <stdlib.h>#include <stdio.h> typedef void (*pqueue_setinde ...
makefile函数集锦【转】
转自:http://blog.csdn.net/turkeyzhou/article/details/8612841 Makefile 常用函数表一.字符串处理函数1.$(subst FROM,TO ...

[转载]Elasticsearch Java API总汇

3.1 集群的连接

3.1.1 作为Elasticsearch节点

3.1.2 使用Transport连接

3.2 文档的CRUD

3.2.1 查询文档

3.2.2 索引文档

3.2.3 更新文档

3.2.4 删除文档

3.3 Elasticsearch检索

3.3.1 Preparing a query

3.3.2 Building queries

3.3.3 Using the match all documents query

3.3.4 The match query

3.3.5 Using the geo shape query

3.3.6 Paging query

3.3.7 Sorting

3.3.8 Filtering

3.3.9 Faceting

3.3.10 Highlighting

3.3.11 Suggestions

3.3.12 Counting

3.3.13 Scrolling

3.3.14 Bulk

3.3.15 The delete by query

3.3.16 Multi GET

3.3.16 Multi Search

3.3.17 Building JSON queries and documents

3.4 The administration API

3.4.1 The cluster administration API

3.4.1.1 The cluster and indices health API

3.4.1.2 The cluster state API

3.4.1.3 The update settings API

3.4.1.4 The reroute API

3.4.1.5 The nodes information API

3.4.1.6 The node statistics API

3.4.1.7 The nodes hot threads API

3.4.1.8 The nodes shutdown API

3.4.1.9 The search shards API

3.4.2 The Indices administration API

3.4.2.1 The index existence API

3.4.2.2 The Type existence API

3.4.2.3 The indices stats API

3.4.2.4 Index status

3.4.2.5 Segments information API

3.4.2.7 Deleting an index

3.4.2.8 Closing an index

3.4.2.9 Opening an index

3.4.2.10 The Refresh API

3.4.2.11 The Flush API

3.4.2.12 The Optimize API

3.4.2.13 The put mapping API

3.4.2.14 The delete mapping API

3.4.2.15 The gateway snapshot API

3.4.2.16 The aliases API

3.4.2.17 The get aliases API

3.4.2.18 The aliases exists API

3.4.2.19 The clear cache API

3.4.2.20 The update settings API

3.4.2.21 The analyze API

3.4.2.22 The put template API

3.4.2.23 The delete template API

3.4.2.24 The validate query API

3.4.2.25 The put warmer API

3.4.2.26 The delete warmer API

[转载]Elasticsearch Java API总汇的更多相关文章

随机推荐

热门专题