BAEL-2958: Move Jest demo and remove maven wrapper files
This commit is contained in:
Michael Pratt
29
persistence-modules/elasticsearch/jest/.gitignore
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29
persistence-modules/elasticsearch/jest/.gitignore
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HELP.md
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/target/
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!.mvn/wrapper/maven-wrapper.jar
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### STS ###
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.apt_generated
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.classpath
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.factorypath
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.project
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.settings
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.springBeans
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.sts4-cache
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### IntelliJ IDEA ###
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.idea
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*.iws
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*.iml
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*.ipr
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### NetBeans ###
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/nbproject/private/
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/nbbuild/
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/dist/
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/nbdist/
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/.nb-gradle/
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/build/
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### VS Code ###
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.vscode/
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53
persistence-modules/elasticsearch/jest/pom.xml
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53
persistence-modules/elasticsearch/jest/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<parent>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>2.1.5.RELEASE</version>
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<relativePath/> <!-- lookup parent from repository -->
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</parent>
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<groupId>com.baeldung.jest</groupId>
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<artifactId>jest-demo</artifactId>
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<version>0.0.1-SNAPSHOT</version>
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<name>jest-demo</name>
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<description>Demo project for Spring Boot</description>
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<properties>
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<java.version>8</java.version>
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</properties>
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<dependencies>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter</artifactId>
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</dependency>
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<dependency>
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<groupId>io.searchbox</groupId>
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<artifactId>jest</artifactId>
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<version>6.3.1</version>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-test</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>com.fasterxml.jackson.core</groupId>
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<artifactId>jackson-databind</artifactId>
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<version>2.9.6</version>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-maven-plugin</artifactId>
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</plugin>
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</plugins>
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</build>
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</project>
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package com.baeldung.jest;
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import java.util.List;
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public class Employee {
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String name;
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String title;
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List<String> skills;
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int years_of_service;
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public String getTitle() {
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return title;
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}
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public void setTitle(String title) {
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this.title = title;
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}
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public List<String> getSkills() {
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return skills;
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}
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public void setSkills(List<String> skills) {
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this.skills = skills;
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}
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public int getYears_of_service() {
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return years_of_service;
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}
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public void setYears_of_service(int years_of_service) {
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this.years_of_service = years_of_service;
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}
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}
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@@ -0,0 +1,32 @@
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package com.baeldung.jest;
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import io.searchbox.client.JestClient;
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import io.searchbox.client.JestClientFactory;
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import io.searchbox.client.config.HttpClientConfig;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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@Configuration
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public class JestClientConfiguration {
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@Value("${elastic.url:http://localhost:9200}")
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private String elasticUrl;
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/**
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* Create a JEST client bean.
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* @return JestClient
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*/
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@Bean
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public JestClient jestClient()
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{
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JestClientFactory factory = new JestClientFactory();
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factory.setHttpClientConfig(
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new HttpClientConfig.Builder(elasticUrl)
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.multiThreaded(true)
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.defaultMaxTotalConnectionPerRoute(2)
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.maxTotalConnection(20)
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.build());
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return factory.getObject();
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}
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}
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package com.baeldung.jest;
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import com.fasterxml.jackson.databind.JsonNode;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.fasterxml.jackson.databind.node.ArrayNode;
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import com.fasterxml.jackson.databind.node.ObjectNode;
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import io.searchbox.client.JestClient;
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import io.searchbox.client.JestResult;
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import io.searchbox.client.JestResultHandler;
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import io.searchbox.core.*;
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import io.searchbox.indices.CreateIndex;
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import io.searchbox.indices.IndicesExists;
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import io.searchbox.indices.aliases.AddAliasMapping;
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import io.searchbox.indices.aliases.ModifyAliases;
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import io.searchbox.indices.aliases.RemoveAliasMapping;
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import io.searchbox.indices.mapping.PutMapping;
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import io.searchbox.indices.settings.GetSettings;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.context.ApplicationContext;
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import java.io.IOException;
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import java.util.*;
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@SpringBootApplication
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public class JestDemoApplication {
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public static void main(String[] args) throws IOException {
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ApplicationContext context = SpringApplication.run(JestDemoApplication.class, args);
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// Demo the JestClient
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JestClient jestClient = context.getBean(JestClient.class);
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// Check an index
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JestResult result = jestClient.execute(new IndicesExists.Builder("employees").build());
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if(!result.isSucceeded()) {
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System.out.println(result.getErrorMessage());
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}
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// Create an index
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jestClient.execute(new CreateIndex.Builder("employees").build());
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// Create an index with options
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Map<String, Object> settings = new HashMap<>();
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settings.put("number_of_shards", 11);
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settings.put("number_of_replicas", 2);
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jestClient.execute(new CreateIndex.Builder("employees").settings(settings).build());
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// Create an alias, then remove it
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jestClient.execute(new ModifyAliases.Builder(
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new AddAliasMapping.Builder(
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"employees",
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"e")
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.build())
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.build());
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jestClient.execute(new ModifyAliases.Builder(
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new RemoveAliasMapping.Builder(
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"employees",
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"e")
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.build())
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.build());
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// Sample JSON for indexing
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// {
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// "name": "Michael Pratt",
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// "title": "Java Developer",
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// "skills": ["java", "spring", "elasticsearch"],
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// "years_of_service": 2
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// }
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// Index a document from String
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ObjectMapper mapper = new ObjectMapper();
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JsonNode employeeJsonNode = mapper.createObjectNode()
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.put("name", "Michael Pratt")
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.put("title", "Java Developer")
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.put("years_of_service", 2)
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.set("skills", mapper.createArrayNode()
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.add("java")
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.add("spring")
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.add("elasticsearch"));
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jestClient.execute(new Index.Builder(employeeJsonNode.toString()).index("employees").build());
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// Index a document from Map
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Map<String, Object> employeeHashMap = new LinkedHashMap<>();
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employeeHashMap.put("name", "Michael Pratt");
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employeeHashMap.put("title", "Java Developer");
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employeeHashMap.put("years_of_service", 2);
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employeeHashMap.put("skills", Arrays.asList("java", "spring", "elasticsearch"));
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jestClient.execute(new Index.Builder(employeeHashMap).index("employees").build());
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// Index a document from POJO
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Employee employee = new Employee();
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employee.setName("Michael Pratt");
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employee.setTitle("Java Developer");
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employee.setYears_of_service(2);
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employee.setSkills(Arrays.asList("java", "spring", "elasticsearch"));
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jestClient.execute(new Index.Builder(employee).index("employees").build());
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// Read document by ID
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Employee getResult = jestClient.execute(new Get.Builder("employees", "1").build()).getSourceAsObject(Employee.class);
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// Search documents
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String search = "{\n" +
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" \"query\": {\n" +
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" \"bool\": {\n" +
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" \"must\": [\n" +
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" { \"match\": { \"name\": \"Michael Pratt\" }}\n" +
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" ]\n" +
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" }\n" +
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" }\n" +
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"}";
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List<SearchResult.Hit<Employee, Void>> searchResults =
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jestClient.execute(new Search.Builder(search).build())
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.getHits(Employee.class);
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searchResults.forEach(hit -> {
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System.out.println(String.format("Document %s has score %s", hit.id, hit.score));
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});
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// Update document
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employee.setYears_of_service(3);
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jestClient.execute(new Update.Builder(employee).index("employees").id("1").build());
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// Delete documents
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jestClient.execute(new Delete.Builder("2") .index("employees") .build());
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// Bulk operations
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Employee employeeObject1 = new Employee();
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employee.setName("John Smith");
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employee.setTitle("Python Developer");
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employee.setYears_of_service(10);
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employee.setSkills(Arrays.asList("python"));
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Employee employeeObject2 = new Employee();
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employee.setName("Kate Smith");
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employee.setTitle("Senior JavaScript Developer");
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employee.setYears_of_service(10);
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employee.setSkills(Arrays.asList("javascript", "angular"));
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jestClient.execute(new Bulk.Builder().defaultIndex("employees")
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.addAction(new Index.Builder(employeeObject1).build())
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.addAction(new Index.Builder(employeeObject2).build())
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.addAction(new Delete.Builder("3").build()) .build());
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// Async operations
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Employee employeeObject3 = new Employee();
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employee.setName("Jane Doe");
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employee.setTitle("Manager");
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employee.setYears_of_service(20);
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employee.setSkills(Arrays.asList("managing"));
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jestClient.executeAsync( new Index.Builder(employeeObject3).build(), new JestResultHandler<JestResult>() {
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@Override public void completed(JestResult result) {
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// handle result
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}
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@Override public void failed(Exception ex) {
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// handle exception
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}
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});
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}
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}
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@@ -0,0 +1 @@
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@@ -0,0 +1,16 @@
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package com.baeldung.jest;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.boot.test.context.SpringBootTest;
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import org.springframework.test.context.junit4.SpringRunner;
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@RunWith(SpringRunner.class)
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@SpringBootTest
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public class JestDemoApplicationTests {
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@Test
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public void contextLoads() {
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}
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}
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