{"id":40553,"date":"2023-11-09T10:03:12","date_gmt":"2023-04-15T00:17:04","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%88%9b%e5%bb%baelasticsearch%e6%8f%92%e4%bb%b6-%e7%bc%96%e8%be%91%e8%bf%9e%e8%bd%bd%e6%96%87%e7%ab%a01-%e4%bd%a0%e5%a5%bd%e4%b8%96%e7%95%8c\/"},"modified":"2024-05-04T08:13:03","modified_gmt":"2024-05-04T00:13:03","slug":"%e5%88%9b%e5%bb%baelasticsearch%e6%8f%92%e4%bb%b6-%e7%bc%96%e8%be%91%e8%bf%9e%e8%bd%bd%e6%96%87%e7%ab%a01-%e4%bd%a0%e5%a5%bd%e4%b8%96%e7%95%8c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%88%9b%e5%bb%baelasticsearch%e6%8f%92%e4%bb%b6-%e7%bc%96%e8%be%91%e8%bf%9e%e8%bd%bd%e6%96%87%e7%ab%a01-%e4%bd%a0%e5%a5%bd%e4%b8%96%e7%95%8c\/","title":{"rendered":"\u521b\u5efaElasticsearch\u63d2\u4ef6 \u7f16\u8f91\u8fde\u8f7d\u6587\u7ae0(1) \u4f60\u597d\u4e16\u754c"},"content":{"rendered":"<p>\u5728\u672c\u7cfb\u5217\u4e2d\uff0c\u6211\u5011\u5c07\u89e3\u91cbElasticsearch\u63d2\u4ef6\u7684\u57fa\u672c\u5beb\u6cd5\u3002\u7b2c\u4e00\u90e8\u5206\u6211\u5011\u5c07\u5275\u5efa\u4e00\u500b\u986f\u793a&#8221;Hello World&#8221;\u7684REST API\u3002\u6211\u5011\u5df2\u7d93\u5c07\u5275\u5efa\u7684\u6e90\u78bc\u653e\u5728github\u4e0a\u3002<\/p>\n<h1>\u8ffd\u6c42\u5b8c\u7f8e<\/h1>\n<p>\u521b\u5efa\u4e00\u4e2aElasticsearch\u63d2\u4ef6\uff0c\u5f53\u8bbf\u95ee\u6307\u5b9a\u7684URL\u65f6\uff0c\u4f1a\u663e\u793a\u201cHello World\u201d\u3002<\/p>\n<h1>\u5b9e\u65bd\u6458\u8981<\/h1>\n<p>\u4e3a\u4e86\u521b\u5efaElasticsearch\u7684\u63d2\u4ef6\uff0c\u6211\u4eec\u4f7f\u7528Gradle\u63d2\u4ef6\u3002\u8fd9\u4e2a\u63d2\u4ef6\u5305\u542b\u5728Elasticsearch\u7684OSS\u4e2d\uff0c\u4f46\u51e0\u4e4e\u6ca1\u6709\u6587\u6863\u548c\u8bf4\u660e\uff0c\u800c\u4e14\u5728\u4e3b\u8981\u7248\u672c\u66f4\u65b0\u4e2d\u53ef\u80fd\u4f1a\u6539\u53d8\u5176\u529f\u80fd\u89c4\u683c\u3002\u56e0\u6b64\uff0c\u5728\u4f7f\u7528\u65f6\u5fc5\u987b\u8003\u8651\u5230\u8fd9\u4e9b\u98ce\u9669\u3002<\/p>\n<p>7\u7cfb\u7684Gradle\u63d2\u4ef6\u4f3c\u4e4e\u5c06Elasticsearch\u6a21\u5757\u7684\u4e0b\u8f7d\u6e90\u8bbe\u7f6e\u4e3a\u5185\u90e8URL\u3002\u56e0\u6b64\uff0c\u5728gradle\u63d2\u4ef6\u4e2d\uff0c\u65e0\u6cd5\u6210\u529f\u542f\u52a8\u6d4b\u8bd5\u7528\u7684Elasticsearch\u3002\u5728\u672c\u6559\u7a0b\u4e2d\uff0c\u6211\u4eec\u5c06\u5355\u72ec\u4e0b\u8f7dElasticsearch\uff0c\u5e76\u624b\u52a8\u8fdb\u884c\u63d2\u4ef6\u5b89\u88c5\u548cElasticsearch\u7684\u542f\u52a8\u3002<\/p>\n<h1>\u884c\u52a8\u73af\u5883<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Elasticsearch 7.4.2<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Gradle 6.0-rc2<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">OracleJDK 13(OpenJDK\u3067\u3082\u554f\u984c\u306a\u3044)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Windows(\u30b3\u30de\u30f3\u30c9\u306e\u5b9f\u884c\u4f8b\u306e\u307f\u3002\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u4f5c\u6210\u3001\u5b9f\u884c\u306fElasticsearch\u306e\u5b9f\u884c\u74b0\u5883\u306b\u6e96\u3058\u307e\u3059)<\/ul>\n<p>Elasticsearch 7.4.2\u7684Gradle\u63d2\u4ef6\u9700\u8981Java 12\u6216\u66f4\u9ad8\u7248\u672c\u3002\u82e5\u8981\u5728Java 13\u4e0a\u8fd0\u884c\uff0c\u9700\u8981Gradle 6.0\u4ee5\u4e0a\u7248\u672c\u3002\u56e0\u6b64\uff0c\u76ee\u524d\u5236\u4f5cElasticsearch 7.4\u7684\u63d2\u4ef6\u9700\u8981\u4f7f\u7528\u6b64\u7ec4\u5408\u3002<\/p>\n<h1>\u6587\u7ae0\u4e2d\u7684\u5199\u6cd5<\/h1>\n<ul class=\"post-ul\">[\uff5e]\u306f\u74b0\u5883\u306b\u5fdc\u3058\u305f\u5909\u6570\u3067\u3059\u3002\u3054\u81ea\u5206\u306e\u74b0\u5883\u306b\u5408\u308f\u305b\u3066\u8aad\u307f\u304b\u3048\u3066\u4e0b\u3055\u3044\u3002<\/ul>\n<h1>\u4e8b\u524d\u51c6\u5907<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Elasticsearch\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb OSS\u7248 [ELASTICSEARCH_DIR]\u306b\u5c55\u958b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Gradle\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb RC\u7248\u3000[GRADLE_DIR]\u306b\u5c55\u958b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">JDK\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb OracleJDK [JAVA_DIR]\u306b\u914d\u7f6e<\/ul>\n<h1>\u9879\u76ee\u7684\u51c6\u5907<\/h1>\n<p>\u8be5\u9879\u76ee\u5c06\u653e\u7f6e\u5728[PROJECT_DIR]\u4e2d\u3002<\/p>\n<h3>\u9879\u76ee\u7684\u6784\u6210\u5982\u4e0b\u6240\u793a\u3002<\/h3>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">src\/main\/java jar\u306b\u30d0\u30f3\u30c9\u30eb\u3055\u308c\u308bclass\u306e\u5143\u306b\u306a\u308bjava\u30bd\u30fc\u30b9\u3092\u914d\u7f6e\u3057\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">src\/main\/resources jar\u306b\u30d0\u30f3\u30c9\u30eb\u3055\u308c\u308b\u5404\u7a2e\u30ea\u30bd\u30fc\u30b9\u3092\u914d\u7f6e\u3057\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">src\/main\/plugin-metadata \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30dd\u30ea\u30b7\u30fc\u7b49\u306eEclipse\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u56fa\u6709\u8a2d\u5b9a\u3092\u914d\u7f6e\u3057\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">src\/test\/java \u30c6\u30b9\u30c8\u7528\u306ejava\u30bd\u30fc\u30b9\u3092\u914d\u7f6e\u3057\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">src\/test\/resources \u30c6\u30b9\u30c8\u7528\u306e\u5404\u7a2e\u30ea\u30bd\u30fc\u30b9\u3092\u914d\u7f6e\u3057\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">settings.gradle \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u69cb\u6210\u3092\u8a2d\u5b9a\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u30d5\u30a1\u30a4\u30eb\u3067\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">build.gradle \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u30d3\u30eb\u30c9\u3059\u308b\u969b\u306e\u30bf\u30b9\u30af\u7b49\u306e\u8a2d\u5b9a\u3092\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u30d5\u30a1\u30a4\u30eb\u3067\u3059\u3002<\/ul>\n<h3>\u521b\u5efasettings.gradle\u6587\u4ef6\u3002<\/h3>\n<p>\u7531\u4e8e\u6b64\u6b21\u662f\u5355\u4e00\u9879\u76ee\u7ed3\u6784\uff0c\u56e0\u6b64\u53ea\u9700\u6307\u5b9a\u9879\u76ee\u540d\u79f0\u3002\u9879\u76ee\u540d\u79f0\u53ef\u4ee5\u4f5c\u4e3aJAR\u6587\u4ef6\u7684\u524d\u7f00\uff0c\u4e5f\u53ef\u4ee5\u4f5c\u4e3a\u5bfc\u5165Eclipse\u7b49\u5f00\u53d1\u73af\u5883\u65f6\u7684\u9879\u76ee\u540d\u79f0\u3002<\/p>\n<pre class=\"post-pre\"><code>rootProject.name = 'elasticsearch-sample-plugins'\r\n<\/code><\/pre>\n<h3>\u521b\u5efa\u4e00\u4e2abuild.gradle\u6587\u4ef6\u3002<\/h3>\n<p>\u8fdb\u884c\u9488\u5bf9JVM\u7684\u64cd\u4f5c\u73af\u5883\u7248\u672c\uff08targetVersion\uff09\u548c\u521b\u5efaElasticsearch\u63d2\u4ef6\u6240\u9700\u7684\u7279\u5b9a\u914d\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code>buildscript {\r\n    repositories {\r\n        mavenLocal()\r\n        mavenCentral()\r\n        jcenter()\r\n    }\r\n    dependencies {\r\n        \/\/ Elasticsearch\u306fmaven\u306e\u30bb\u30f3\u30c8\u30e9\u30eb\u30ec\u30dd\u30b8\u30c8\u30ea\u306b\u30d3\u30eb\u30c9\u30c4\u30fc\u30eb\u3092\u516c\u958b\u3057\u3066\u3044\u308b\u3002\r\n        \/\/ https:\/\/mvnrepository.com\/artifact\/org.elasticsearch.gradle\/build-tools\r\n        classpath group: 'org.elasticsearch.gradle', name: 'build-tools', version: '7.4.2'      \r\n    }\r\n}\r\n\r\nplugins {\r\n    id 'java'\r\n    \/\/ \u4f9d\u5b58\u95a2\u4fc2\u306e\u89e3\u6c7a\u306bmaven\u304c\u5fc5\u8981\r\n    id 'maven'\r\n    \/\/ \u958b\u767a\u74b0\u5883\u3068\u3057\u3066Eclipse\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306b\u306f\u5fc5\u8981\r\n    id 'eclipse'\r\n}\r\n\r\n\/\/ \u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u30d3\u30eb\u30c9\u3059\u308b\u305f\u3081\u306eGradle\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u540d\u524d\r\napply plugin: 'elasticsearch.esplugin'\r\n\r\nsourceCompatibility = 1.8\r\n\/\/ Elasticsearch\u306eruntime\u304cJDK1.8\u3067\u3082\u52d5\u4f5c\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u304f\u3002\r\ntargetCompatibility = 1.8\r\n\r\ngroup = 'taka8.elasticsearch.plugins'\r\nversion = '0.0.1'\r\n\r\nrepositories {\r\n    mavenLocal()\r\n    mavenCentral()\r\n    jcenter()\r\n}\r\n[compileJava, compileTestJava, javadoc]*.options*.encoding = 'UTF-8'\r\n\r\neclipse {\r\n     classpath {\r\n        containers.clear()\r\n        downloadSources = true\r\n        downloadJavadoc = true\r\n    }\r\n}\r\n\r\next {\r\n    \/\/ \u4ee5\u4e0b\u306e\u4e8c\u3064\u3092\u8a2d\u5b9a\u3057\u306a\u3044\u3068\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u30d3\u30eb\u30c9\u304c\u30a8\u30e9\u30fc\u306b\u306a\u308b\r\n    licenseFile = project.file('LICENSE')\r\n    noticeFile = project.file('NOTICE')\r\n}\r\n\r\nesplugin {\r\n    \/\/ \u30d7\u30e9\u30b0\u30a4\u30f3\u540d\r\n    name project.name\r\n\r\n    \/\/ \u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u8aac\u660e\r\n    description 'Elasticsearch sample plugin'\r\n\r\n    \/\/ \u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u5165\u53e3\u306b\u306a\u308b\u30af\u30e9\u30b9\r\n    classname 'taka8.elasticsearch.plugins.SamplePlugin'\r\n}\r\n<\/code><\/pre>\n<h1>\u51c6\u5907\u63d2\u4ef6\u6e90\u4ee3\u7801\u7684\u6b65\u9aa4<\/h1>\n<h3>\u521b\u5efa\u4e00\u4e2a\u6210\u4e3a\u63d2\u4ef6\u5165\u53e3\u7684\u7c7b\u3002<\/h3>\n<p>\u5c06\u5728&#8221;src\/main\/java&#8221;\u6587\u4ef6\u5939\u4e0b\u521b\u5efa\u4e00\u4e2a\u7c7b\uff0c\u8be5\u7c7b\u7684\u540d\u79f0(FQCN)\u5df2\u5728build.gradle\u6587\u4ef6\u7684esplugin.classname\u8fdb\u884c\u4e86\u914d\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">package<\/span> <span class=\"nn\">taka8.elasticsearch.plugins<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.Arrays<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.List<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.function.Supplier<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.cluster.metadata.IndexNameExpressionResolver<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.cluster.node.DiscoveryNodes<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.common.settings.ClusterSettings<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.common.settings.IndexScopedSettings<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.common.settings.Settings<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.common.settings.SettingsFilter<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.plugins.ActionPlugin<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.plugins.Plugin<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.rest.RestController<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.rest.RestHandler<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">taka8.elasticsearch.rest.HelloWorldAction<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"c1\">\/\/ REST API\u7528\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u4f5c\u6210\u3059\u308b\u969b\u306b\u306f\u3001ActionPlugin\u3092\u5b9f\u88c5\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">SamplePlugin<\/span> <span class=\"kd\">extends<\/span> <span class=\"nc\">Plugin<\/span> <span class=\"kd\">implements<\/span> <span class=\"nc\">ActionPlugin<\/span> <span class=\"o\">{<\/span>\r\n\r\n    <span class=\"c1\">\/\/ \u3053\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u3067\u5b9a\u7fa9\u3059\u308bRestHandler\u306e\u30ea\u30b9\u30c8\u3092\u8fd4\u3059<\/span>\r\n    <span class=\"nd\">@Override<\/span>\r\n    <span class=\"kd\">public<\/span> <span class=\"nc\">List<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">RestHandler<\/span><span class=\"o\">&gt;<\/span> <span class=\"nf\">getRestHandlers<\/span><span class=\"o\">(<\/span><span class=\"nc\">Settings<\/span> <span class=\"n\">settings<\/span><span class=\"o\">,<\/span> <span class=\"nc\">RestController<\/span> <span class=\"n\">restController<\/span><span class=\"o\">,<\/span>\r\n            <span class=\"nc\">ClusterSettings<\/span> <span class=\"n\">clusterSettings<\/span><span class=\"o\">,<\/span> <span class=\"nc\">IndexScopedSettings<\/span> <span class=\"n\">indexScopedSettings<\/span><span class=\"o\">,<\/span> <span class=\"nc\">SettingsFilter<\/span> <span class=\"n\">settingsFilter<\/span><span class=\"o\">,<\/span>\r\n            <span class=\"nc\">IndexNameExpressionResolver<\/span> <span class=\"n\">indexNameExpressionResolver<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Supplier<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">DiscoveryNodes<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">nodesInCluster<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"nc\">Arrays<\/span><span class=\"o\">.<\/span><span class=\"na\">asList<\/span><span class=\"o\">(<\/span><span class=\"c1\">\/\/<\/span>\r\n                <span class=\"c1\">\/\/ \u72ec\u81ea\u5b9a\u7fa9\u306e\u30af\u30e9\u30b9(Hello World\u6587\u5b57\u5217\u3092\u8fd4\u5374\u3059\u308b<\/span>\r\n                <span class=\"k\">new<\/span> <span class=\"nf\">HelloWorldAction<\/span><span class=\"o\">(<\/span><span class=\"n\">restController<\/span><span class=\"o\">));<\/span>\r\n    <span class=\"o\">}<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u521b\u5efaRestHandler\u3002<\/h3>\n<pre class=\"post-pre\"><code><span class=\"kn\">package<\/span> <span class=\"nn\">taka8.elasticsearch.rest<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">static<\/span> <span class=\"n\">org<\/span><span class=\"o\">.<\/span><span class=\"na\">elasticsearch<\/span><span class=\"o\">.<\/span><span class=\"na\">rest<\/span><span class=\"o\">.<\/span><span class=\"na\">RestRequest<\/span><span class=\"o\">.<\/span><span class=\"na\">Method<\/span><span class=\"o\">.<\/span><span class=\"na\">GET<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">static<\/span> <span class=\"n\">org<\/span><span class=\"o\">.<\/span><span class=\"na\">elasticsearch<\/span><span class=\"o\">.<\/span><span class=\"na\">rest<\/span><span class=\"o\">.<\/span><span class=\"na\">RestRequest<\/span><span class=\"o\">.<\/span><span class=\"na\">Method<\/span><span class=\"o\">.<\/span><span class=\"na\">HEAD<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.io.IOException<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.client.node.NodeClient<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.rest.BaseRestHandler<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.rest.BytesRestResponse<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.rest.RestController<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.rest.RestRequest<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.rest.RestResponse<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.elasticsearch.rest.RestStatus<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"c1\">\/\/ REST API\u3092\u53d7\u3051\u4ed8\u3051\u308bRestHandler\u306fBaseRestHandler\u3092\u7d99\u627f\u3059\u308b\u3068\u4f5c\u308a\u3084\u3059\u3044<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">HelloWorldAction<\/span> <span class=\"kd\">extends<\/span> <span class=\"nc\">BaseRestHandler<\/span> <span class=\"o\">{<\/span>\r\n\r\n    <span class=\"kd\">public<\/span> <span class=\"nf\">HelloWorldAction<\/span><span class=\"o\">(<\/span><span class=\"kd\">final<\/span> <span class=\"nc\">RestController<\/span> <span class=\"n\">controller<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"k\">assert<\/span> <span class=\"n\">controller<\/span> <span class=\"o\">!=<\/span> <span class=\"kc\">null<\/span><span class=\"o\">;<\/span>\r\n        <span class=\"c1\">\/\/ \u8981\u6c42\u3092\u53d7\u3051\u4ed8\u3051\u308b\u30d1\u30b9\u3092\u5b9a\u7fa9\u3059\u308b\u3002<\/span>\r\n        <span class=\"n\">controller<\/span><span class=\"o\">.<\/span><span class=\"na\">registerHandler<\/span><span class=\"o\">(<\/span><span class=\"no\">GET<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"\/hello\"<\/span><span class=\"o\">,<\/span> <span class=\"k\">this<\/span><span class=\"o\">);<\/span>\r\n        <span class=\"n\">controller<\/span><span class=\"o\">.<\/span><span class=\"na\">registerHandler<\/span><span class=\"o\">(<\/span><span class=\"no\">HEAD<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"\/hello\"<\/span><span class=\"o\">,<\/span> <span class=\"k\">this<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"o\">}<\/span>\r\n\r\n    <span class=\"c1\">\/\/ RestHandler\u306e\u540d\u524d\u3092\u5b9a\u7fa9\u3059\u308b\u3002<\/span>\r\n    <span class=\"c1\">\/\/ \u4eba\u304c\u898b\u3066\u5206\u304b\u308a\u3084\u3059\u3044\u540d\u524d\u306b\u3059\u308b\u3002<\/span>\r\n    <span class=\"c1\">\/\/ \u4f7f\u7528\u65b9\u6cd5\u3092\u8fd4\u3059API\u3067\u4f7f\u7528\u3055\u308c\u308b<\/span>\r\n    <span class=\"nd\">@Override<\/span>\r\n    <span class=\"kd\">public<\/span> <span class=\"nc\">String<\/span> <span class=\"nf\">getName<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"s\">\"hello_word_action\"<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"o\">}<\/span>\r\n\r\n    <span class=\"nd\">@Override<\/span>\r\n    <span class=\"kd\">protected<\/span> <span class=\"nc\">RestChannelConsumer<\/span> <span class=\"nf\">prepareRequest<\/span><span class=\"o\">(<\/span><span class=\"nc\">RestRequest<\/span> <span class=\"n\">request<\/span><span class=\"o\">,<\/span> <span class=\"nc\">NodeClient<\/span> <span class=\"n\">client<\/span><span class=\"o\">)<\/span> <span class=\"kd\">throws<\/span> <span class=\"nc\">IOException<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">channel<\/span> <span class=\"o\">-&gt;<\/span> <span class=\"o\">{<\/span>\r\n            <span class=\"nc\">RestResponse<\/span> <span class=\"n\">response<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">BytesRestResponse<\/span><span class=\"o\">(<\/span><span class=\"nc\">RestStatus<\/span><span class=\"o\">.<\/span><span class=\"na\">OK<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"Hello World\"<\/span><span class=\"o\">);<\/span>\r\n            <span class=\"c1\">\/\/ \u30c1\u30e3\u30f3\u30cd\u30eb\u306b\u5fdc\u7b54\u3092\u66f8\u304d\u8fbc\u3080<\/span>\r\n            <span class=\"n\">channel<\/span><span class=\"o\">.<\/span><span class=\"na\">sendResponse<\/span><span class=\"o\">(<\/span><span class=\"n\">response<\/span><span class=\"o\">);<\/span>\r\n        <span class=\"o\">};<\/span>\r\n    <span class=\"o\">}<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<h1>\u786e\u8ba4\u52a8\u4f5c<\/h1>\n<h3>\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf<\/h3>\n<pre class=\"post-pre\"><code>&gt;set JAVA_HOME=[JAVA_DIR]\r\n&gt;set PATH=[GRADLE_DIR]\\bin;%PATH%\r\n<\/code><\/pre>\n<h3>\u5efa\u7b51<\/h3>\n<pre class=\"post-pre\"><code>&gt;gradle install\r\n<\/code><\/pre>\n<h3>\u5b89\u88c5\u63d2\u4ef6<\/h3>\n<pre class=\"post-pre\"><code>&gt;cd [ELASTICSEARCH_DIR]\r\n&gt;.\\bin\\elasticsearch-plugin install file:\/[PROJECT_DIR]\/build\/distributions\/elasticsearch-sample-plugins-0.0.1.zip\r\n<\/code><\/pre>\n<p>\u628aPROJECT_DIR\u4ee5URL\u683c\u5f0f\u8868\u793a<\/p>\n<h3>\u542f\u52a8Elasticsearch<\/h3>\n<pre class=\"post-pre\"><code>&gt;cd [ELASTICSEARCH_DIR]\r\n&gt;.\\bin\\elasticsearch\r\n<\/code><\/pre>\n<h3>\u786e\u8ba4\u56fe\u50cf<\/h3>\n<p>\u8bf7\u4f7f\u7528\u6d4f\u89c8\u5668\u8bbf\u95eehttp:\/\/localhost:9200\/hello\uff0c\u5e76\u786e\u4fdd\u663e\u793a\u201cHello World\u201d\u3002<\/p>\n<h1>\u4f5c\u8005\u306e\u30b3\u30e1\u30f3\u30c8<\/h1>\n<p>\u6211\u4f7f\u7528\u7528\u4e8e\u521b\u5efaGradle\u63d2\u4ef6\u7684Gradle\u63d2\u4ef6\uff0c\u8f7b\u677e\u5730\u521b\u5efa\u4e86Elasticsearch\u63d2\u4ef6\u3002\u5c3d\u7ba1\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\u51e0\u4e4e\u6ca1\u6709\u610f\u4e49\uff0c\u4f46\u5b9e\u9645\u4e0aElasticsearch\u7684API\u8bbf\u95ee\u90e8\u5206\u786e\u5b9e\u4e0e\u63d2\u4ef6\u975e\u5e38\u76f8\u4f3c\uff0c\u53ef\u4ee5\u521b\u5efa\u975e\u5e38\u5f3a\u5927\u7684\u63d2\u4ef6\u3002\u4e0b\u6b21\u6211\u4eec\u5c06\u4ecb\u7ecd\u66f4\u9ad8\u7ea7\u7684\u63d2\u4ef6\u5236\u4f5c\u65b9\u6cd5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u672c\u7cfb\u5217\u4e2d\uff0c\u6211\u5011\u5c07\u89e3\u91cbElasticsearch\u63d2\u4ef6\u7684\u57fa\u672c\u5beb\u6cd5\u3002\u7b2c\u4e00\u90e8\u5206\u6211\u5011\u5c07\u5275\u5efa\u4e00\u500b\u986f\u793a&#8221;Hel [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-40553","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u521b\u5efaElasticsearch\u63d2\u4ef6 \u7f16\u8f91\u8fde\u8f7d\u6587\u7ae0(1) \u4f60\u597d\u4e16\u754c - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u521b\u5efaelasticsearch\u63d2\u4ef6-\u7f16\u8f91\u8fde\u8f7d\u6587\u7ae01-\u4f60\u597d\u4e16\u754c\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u521b\u5efaElasticsearch\u63d2\u4ef6 \u7f16\u8f91\u8fde\u8f7d\u6587\u7ae0(1) \u4f60\u597d\u4e16\u754c\" \/>\n<meta property=\"og:description\" content=\"\u5728\u672c\u7cfb\u5217\u4e2d\uff0c\u6211\u5011\u5c07\u89e3\u91cbElasticsearch\u63d2\u4ef6\u7684\u57fa\u672c\u5beb\u6cd5\u3002\u7b2c\u4e00\u90e8\u5206\u6211\u5011\u5c07\u5275\u5efa\u4e00\u500b\u986f\u793a&#8221;Hel [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u521b\u5efaelasticsearch\u63d2\u4ef6-\u7f16\u8f91\u8fde\u8f7d\u6587\u7ae01-\u4f60\u597d\u4e16\u754c\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-04-15T00:17:04+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-05-04T00:13:03+00:00\" \/>\n<meta name=\"author\" content=\"\u6587, \u7fd4\" \/>\n<meta name=\"twitter:card\" 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