はじめてのelasticsearch

elasticsearchdemo/.gitignore

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+HELP.md
+.gradle
+build/
+!gradle/wrapper/gradle-wrapper.jar
+!**/src/main/**
+!**/src/test/**
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+out/
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+
+### VS Code ###
+.vscode/

elasticsearchdemo/build.gradle.kts

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+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
+plugins {
+	id("org.springframework.boot") version "2.2.0.BUILD-SNAPSHOT"
+	id("io.spring.dependency-management") version "1.0.8.RELEASE"
+	kotlin("jvm") version "1.3.50"
+	kotlin("plugin.spring") version "1.3.50"
+}
+
+group = "com.example.elasticsearch"
+version = "0.0.1-SNAPSHOT"
+java.sourceCompatibility = JavaVersion.VERSION_1_8
+
+repositories {
+	mavenCentral()
+	maven { url = uri("https://repo.spring.io/milestone") }
+	maven { url = uri("https://repo.spring.io/snapshot") }
+}
+
+dependencies {
+	implementation("org.springframework.boot:spring-boot-starter-data-elasticsearch")
+	implementation("org.springframework.boot:spring-boot-starter-web")
+	implementation("com.fasterxml.jackson.module:jackson-module-kotlin")
+	implementation("org.jetbrains.kotlin:kotlin-reflect")
+	implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8")
+	testImplementation("org.springframework.boot:spring-boot-starter-test") {
+		exclude(group = "org.junit.vintage", module = "junit-vintage-engine")
+	}
+//	implementation("org.elasticsearch:elasticsearch:5.1.2")
+//	implementation("org.elasticsearch.client:transport:5.1.2")
+}
+
+tasks.withType<Test> {
+	useJUnitPlatform()
+}
+
+tasks.withType<KotlinCompile> {
+	kotlinOptions {
+		freeCompilerArgs = listOf("-Xjsr305=strict")
+		jvmTarget = "1.8"
+	}
+}

elasticsearchdemo/docker-compose.yml

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+version: '3.3'
+services:
+  # elastic search.
+  es:
+    image: elasticsearch:7.1.0
+    ports:
+      - "9200:9200"
+      - "9300:9300"
+    volumes:
+      - es-data:/usr/share/elasticsearch/data
+      - ./elasticsearch.yml:/usr/share/elasticsearch/config/elasticsearch.yml
+    environment:
+      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
+volumes:
+  es-data:
+    driver: local

elasticsearchdemo/elasticsearch.yml

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+#cluster.name: "docker-cluster"
+network.host: 0.0.0.0
+transport.host: localhost
+transport.tcp.port: 9300
+
+# minimum_master_nodes need to be explicitly set when bound on a public IP
+# set to 1 to allow single node clusters
+# Details: https://github.com/elastic/elasticsearch/pull/17288
+discovery.zen.minimum_master_nodes: 1
+
+http.cors.enabled: true
+http.cors.allow-origin : "*"
+http.cors.allow-headers: Authorization

elasticsearchdemo/gradle/wrapper/gradle-wrapper.properties

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+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists

elasticsearchdemo/gradlew

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+#!/usr/bin/env sh
+
+#
+# Copyright 2015 the original author or authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn () {
+    echo "$*"
+}
+
+die () {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+  NONSTOP* )
+    nonstop=true
+    ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+    JAVACMD=`cygpath --unix "$JAVACMD"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=$((i+1))
+    done
+    case $i in
+        (0) set -- ;;
+        (1) set -- "$args0" ;;
+        (2) set -- "$args0" "$args1" ;;
+        (3) set -- "$args0" "$args1" "$args2" ;;
+        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Escape application args
+save () {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
+}
+APP_ARGS=$(save "$@")
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
+if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
+  cd "$(dirname "$0")"
+fi
+
+exec "$JAVACMD" "$@"

elasticsearchdemo/gradlew.bat

@@ -0,0 +1,100 @@
+@rem
+@rem Copyright 2015 the original author or authors.
+@rem
+@rem Licensed under the Apache License, Version 2.0 (the "License");
+@rem you may not use this file except in compliance with the License.
+@rem You may obtain a copy of the License at
+@rem
+@rem      https://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+@rem
+
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto init
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto init
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:init
+@rem Get command-line arguments, handling Windows variants
+
+if not "%OS%" == "Windows_NT" goto win9xME_args
+
+:win9xME_args
+@rem Slurp the command line arguments.
+set CMD_LINE_ARGS=
+set _SKIP=2
+
+:win9xME_args_slurp
+if "x%~1" == "x" goto execute
+
+set CMD_LINE_ARGS=%*
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega

elasticsearchdemo/settings.gradle.kts

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+pluginManagement {
+	repositories {
+		maven { url = uri("https://repo.spring.io/milestone") }
+		maven { url = uri("https://repo.spring.io/snapshot") }
+		gradlePluginPortal()
+	}
+	resolutionStrategy {
+		eachPlugin {
+			if (requested.id.id == "org.springframework.boot") {
+				useModule("org.springframework.boot:spring-boot-gradle-plugin:${requested.version}")
+			}
+		}
+	}
+}
+rootProject.name = "elasticsearchdemo"

elasticsearchdemo/src/main/kotlin/com/example/elasticsearch/elasticsearchdemo/ElasticsearchdemoApplication.kt

@@ -0,0 +1,11 @@
+package com.example.elasticsearch.elasticsearchdemo
+
+import org.springframework.boot.autoconfigure.SpringBootApplication
+import org.springframework.boot.runApplication
+
+@SpringBootApplication
+class ElasticsearchdemoApplication
+
+fun main(args: Array<String>) {
+	runApplication<ElasticsearchdemoApplication>(*args)
+}

elasticsearchdemo/src/main/kotlin/com/example/elasticsearch/elasticsearchdemo/controller/APIController.kt

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+package com.example.elasticsearch.elasticsearchdemo.controller
+
+import com.example.elasticsearch.elasticsearchdemo.model.Bank
+import com.fasterxml.jackson.module.kotlin.isKotlinClass
+import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
+import java.net.InetAddress
+import org.springframework.stereotype.Controller
+import org.springframework.ui.Model
+import org.elasticsearch.common.transport.TransportAddress
+import org.elasticsearch.client.transport.TransportClient
+import org.elasticsearch.transport.client.PreBuiltTransportClient
+import org.elasticsearch.common.settings.Settings
+import org.elasticsearch.action.search.SearchResponse
+import org.elasticsearch.action.search.SearchType
+import org.elasticsearch.client.RestClient
+import org.elasticsearch.client.RestHighLevelClient
+import org.elasticsearch.index.query.QueryBuilders
+import org.elasticsearch.search.SearchHits
+import org.elasticsearch.search.aggregations.AggregationBuilders
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.data.elasticsearch.client.ClientConfiguration
+import org.springframework.data.elasticsearch.core.ElasticsearchOperations
+import org.springframework.data.elasticsearch.core.query.GetQuery
+import org.springframework.web.bind.annotation.*
+import kotlin.reflect.jvm.internal.impl.metadata.ProtoBuf
+
+@RestController
+@RequestMapping("v1")
+class APIController {
+
+    @GetMapping("hello")
+    fun hello(): String{
+        return """
+            "{"result":"Hello world" }"
+        """
+    }
+
+    @GetMapping("/search/{keyword}")
+    fun index(@PathVariable("keyword")keyword: String): SearchResponse {
+        val settings: Settings = Settings.builder().put("cluster.name","docker-cluster").build()
+        val client:TransportClient = PreBuiltTransportClient(Settings.EMPTY)
+                .addTransportAddress(TransportAddress(InetAddress.getByName("localhost"), 9300))
+
+
+        val response:SearchResponse = client.prepareSearch("bank")
+                .setSearchType(SearchType.QUERY_THEN_FETCH)
+                .setQuery(
+                        QueryBuilders.boolQuery()
+                                .should(QueryBuilders.termQuery("account_number", keyword))
+                                .should(QueryBuilders.termQuery("address",keyword))
+                                .should(QueryBuilders.termQuery("age",keyword))
+                                .should(QueryBuilders.termQuery("balance",keyword))
+                                .should(QueryBuilders.termQuery("city",keyword))
+                                .should(QueryBuilders.termQuery("email",keyword))
+                                .should(QueryBuilders.termQuery("employer",keyword))
+                                .should(QueryBuilders.termQuery("firstname",keyword))
+                                .should(QueryBuilders.termQuery("gender",keyword))
+                                .should(QueryBuilders.termQuery("lastname",keyword))
+                                .should(QueryBuilders.termQuery("state",keyword))
+                )
+                .setFrom(0).setSize(10).setExplain(true)
+                .get()
+
+        println(response.hits)
+        println(response.hits.hits)
+
+        return response
+
+    }
+
+
+
+}

elasticsearchdemo/src/main/kotlin/com/example/elasticsearch/elasticsearchdemo/model/Bank.kt

@@ -0,0 +1,17 @@
+package com.example.elasticsearch.elasticsearchdemo.model
+
+import org.springframework.data.elasticsearch.annotations.Document
+
+data class Bank (
+        val accountNumber: Long
+        ,val balance: Long
+        ,val firstName: String
+        ,val lastName: String
+        ,val age: Int
+        ,val gender: String
+        ,val address: String
+        ,val employer: String
+        ,val email: String
+        ,val city: String
+        ,val state: String
+        )

elasticsearchdemo/src/main/resources/application.yml

@@ -0,0 +1,8 @@
+spring:
+  data:
+    elasticsearch:
+      cluster-name: docker-cluster
+      network.host: 0.0.0.0
+      transport.host: localhost
+      transport.tcp.port: 9300
+

elasticsearchdemo/src/test/kotlin/com/example/elasticsearch/elasticsearchdemo/ElasticsearchdemoApplicationTests.kt

@@ -0,0 +1,13 @@
+package com.example.elasticsearch.elasticsearchdemo
+
+import org.junit.jupiter.api.Test
+import org.springframework.boot.test.context.SpringBootTest
+
+@SpringBootTest
+class ElasticsearchdemoApplicationTests {
+
+	@Test
+	fun contextLoads() {
+	}
+
+}