Java API Operations Elasticsearch

Elasticsearch's maven dependency

<Dependency>            <groupId>Org.elasticsearch</groupId>            <Artifactid>Elasticsearch</Artifactid>            <version>2.1.1</version>            <Scope>Test</Scope></Dependency>

 PackageCom.cheguo.merchant.app.toolkit;ImportOrg.elasticsearch.action.admin.indices.mapping.put.PutMappingResponse;ImportOrg.elasticsearch.action.search.SearchResponse;Importorg.elasticsearch.action.update.UpdateRequest;Importorg.elasticsearch.client.Client;Importorg.elasticsearch.client.transport.TransportClient;Importorg.elasticsearch.common.transport.InetSocketTransportAddress;ImportOrg.elasticsearch.common.xcontent.XContentBuilder;Importorg.elasticsearch.common.xcontent.XContentFactory;ImportOrg.elasticsearch.index.query.MatchQueryBuilder;ImportOrg.elasticsearch.index.query.QueryBuilder;Importorg.elasticsearch.index.query.QueryBuilders;ImportOrg.elasticsearch.search.SearchHit;Importorg.elasticsearch.search.SearchHits;Importjava.io.IOException;Importjava.net.InetAddress;Importjava.net.UnknownHostException;Importjava.util.Date;ImportJava.util.regex.Matcher;ImportJava.util.regex.Pattern;Import StaticOrg.elasticsearch.common.xcontent.XContentFactory.jsonBuilder;/*** Created with IntelliJ idea. * *@author: Yangxianyu * DATE:2017/12/14 * Time: PM 3:13 * Description:*/ Public classTestelk { Public Static voidMain (string[] args) {Try{Client Client=Transportclient.builder (). Build (). Addtransportaddress (NewInetsockettransportaddress (Inetaddress.getbyname ("10.10.13.7"), 9300));            Get (client); //put (client); //setmapping (client);Client.close (); } Catch(unknownhostexception e) {e.printstacktrace (); }    }     Public Static voidGet (Client client) {String Query= "Audi"; string[] Str=NewString[3]; str[0] = "Car_name"; str[1] = "Cars"; if(isnumeric (query)) {str[2] = "Sale_price"; } QueryBuilder QueryBuilder=querybuilders.multimatchquery (QUERY,STR)//avoid the background of the word to bring the Austrian or the search out. operator (MatchQueryBuilder.Operator.AND); SearchResponse Response= Client.preparesearch ("Carsrc"). Settypes ("Carsource")). SetSize (3)//show number of bars per page. Setfrom (3*0)//start the query from that one. Setquery (QueryBuilder). Execute (). Actionget (); Searchhits searchhits=response.gethits (); if(Searchhits.totalhits () >0){             for(Searchhit searchhit:searchhits) {System.out.println ("Total>>>>" +searchhit.gettype () + "source>>>" +searchhit.getsourceasstring ()); }        }Else{System.out.println ("Total 0"); }    }     Public Static voidput (client client) {Updaterequest urequest=Newupdaterequest (); Try {            //urequest = client.prepareupdate ("Carsrc", "Carsource", "243"). Setdoc (Model2xcontent ()). get ();Urequest.index ("Carsrc"); Urequest.type ("Carsource"); Urequest.id ("243"); Urequest.doc (Jsonbuilder (). StartObject (). Field ("car_source_id", "232"). Field ("Car_source_code", "" "). Field ("Sales_region", "" "). Field ("Car_code", "" "). Field ("car_id", "78732"). Field ("Car_name", "Wenzhou"). Field ("Cars", ""). Field ("MSRP", "" "). Field ("Sale_price", "" "). Field ("OVER_MSRP", "" "). Field ("Car_color", "" "). Field ("Car_trim_color", "" "). Field ("Remark", "" "). Field ("Source_type", "" "). Field ("Source_kind", "" "). Field ("Source_status", "" "). Field ("Product_date", "" "). Field ("Procedure", "" "). Field ("Car_vin", "" "). Field ("Area_code", "" "). Field ("Area_name", "" "). Field ("Status", "" "). Field ("company_id", "" "). Field ("Company_Name", "" "). Field ("order_user_id", "" "). Field ("pay_user_id", "" "). Field ("Transport", "" "). Field ("Plate_limit", "" "). Field ("Validate", "" "). Field ("Valid_status", "" "). Field ("Buy_deposit", "" "). Field ("Sale_deposit", "" "). Field ("pay_order_id", "" "). Field ("Score", "" "). Field ("Company_type", "" "). Field ("Come_from", "" "). Field ("Brand_logo", "" "). Field ("Pic_flag", "" "). Field ("Cost_price", "" "). Field ("Mini_price", "" "). Field ("Reason", "" "). Field ("Real_price", "" "). Field ("Number", "" "). Field ("Bill", ""). Field ("Source_flag", "2"). Field ("Gmt_create",NewDate ()). Field ("Gmt_modify",NewDate ()). Field ("Price_type", "" "). Field ("Price_value", "" "). EndObject ());        Client.update (urequest). get (); } Catch(Exception e) {e.printstacktrace (); }        //. Prepareindex ("Carsrc", "Carsource", "1"). //SetSource (Model2json ()). get ();//if (urequest.) {//System.out.println ("add Success");//        }    }     Public Static voidsetmapping (client client) {Try{putmappingresponse response=client.admin (). Indices (). prepareputmapping ("Carsrc"). SetType ("Carsource"). SetSource (Xcontentfactory.jsonbuilder (). StartObject () . StartObject ("Car_name"). StartObject ("Cars"). Field ("Analyzer", "whitespace"). Field ("Type", "string"). EndObject (). EndObject (). Endobjec        T ()). Execute (). Actionget (); } Catch(IOException e) {e.printstacktrace (); }    }     Public Staticstring Model2json () {string Jsondata= ""; Try{xcontentbuilder Xcontentbuilder=Jsonbuilder (); Xcontentbuilder.startobject (). Field ("car_id", "78732"). Field ("car_source_id", "243"). Field ("Sales_region", "Wenzhou"). EndObject (); } Catch(IOException e) {e.printstacktrace (); }        returnJsondata; }     Public StaticXcontentbuilder model2xcontent () {Xcontentbuilder Xcontentbuilder=NULL; Try{Xcontentbuilder=Jsonbuilder (); Xcontentbuilder.startobject (). Field ("",""). Field ("",""). EndObject (); } Catch(IOException e) {e.printstacktrace (); }        returnXcontentbuilder; }     Public Static Booleanisnumeric (String str) {pattern pattern= Pattern.compile ("-?[ 0-9]+.? [0-9]+]); Matcher Isnum=Pattern.matcher (str); if(!isnum.matches ()) {            return false; }        return true; }}

Java API Operations Elasticsearch