{"id":31507,"date":"2023-07-12T04:18:55","date_gmt":"2023-07-04T02:42:24","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/java%e5%b0%81%e8%a3%85%e7%b1%bb-java-fengzhuang-lei\/"},"modified":"2024-04-30T13:09:55","modified_gmt":"2024-04-30T05:09:55","slug":"java%e5%b0%81%e8%a3%85%e7%b1%bb-java-fengzhuang-lei","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/java%e5%b0%81%e8%a3%85%e7%b1%bb-java-fengzhuang-lei\/","title":{"rendered":"Java\u5c01\u88c5\u7c7b (Java f\u0113ngzhu\u0101ng l\u00e8i)"},"content":{"rendered":"<h1>\uff11\uff0c\u4ecb\u7ecdWrapper\u7c7b\u3002<\/h1>\n<p>Wrapper\u7c7b\u662f\u4e00\u4e2a\u53ef\u4ee5\u5c06\u57fa\u672c\u6570\u636e\u7c7b\u578b\u4f5c\u4e3a\u5f15\u7528\u7c7b\u578b\u6765\u5904\u7406\u7684\u7c7b\u3002\u901a\u8fc7\u4f7f\u7528Wrapper\u7c7b\uff0c\u53ef\u4ee5\u4f7f\u7528\u5305\u542b\u5728\u5f15\u7528\u7c7b\u578b\u4e2d\u7684\u65b9\u6cd5\u3002<\/p>\n<h1>\uff12\uff0c\u6e90\u4ee3\u7801<\/h1>\n<pre class=\"post-pre\"><code><span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">Main<\/span> <span class=\"o\">{<\/span>\r\n\r\n    <span class=\"kd\">public<\/span> <span class=\"kd\">static<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">main<\/span><span class=\"o\">(<\/span><span class=\"nc\">String<\/span><span class=\"o\">[]<\/span> <span class=\"n\">args<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n\r\n\r\n        <span class=\"c1\">\/\/ primitive    \/\/ Wrapper<\/span>\r\n        <span class=\"c1\">\/\/ ---------    \/\/ -------<\/span>\r\n        <span class=\"c1\">\/\/ boolean      \/\/ Boolean<\/span>\r\n        <span class=\"c1\">\/\/ char         \/\/ Character<\/span>\r\n        <span class=\"c1\">\/\/ int          \/\/ Integer<\/span>\r\n        <span class=\"c1\">\/\/ double       \/\/ Double<\/span>\r\n\r\n        <span class=\"nc\">Boolean<\/span> <span class=\"n\">a<\/span> <span class=\"o\">=<\/span> <span class=\"kc\">true<\/span><span class=\"o\">;<\/span>\r\n        <span class=\"nc\">Character<\/span> <span class=\"n\">b<\/span> <span class=\"o\">=<\/span> <span class=\"sc\">'@'<\/span><span class=\"o\">;<\/span>\r\n        <span class=\"nc\">Integer<\/span> <span class=\"n\">c<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">123<\/span><span class=\"o\">;<\/span>\r\n        <span class=\"nc\">Double<\/span> <span class=\"n\">d<\/span> <span class=\"o\">=<\/span> <span class=\"mf\">3.14<\/span><span class=\"o\">;<\/span>\r\n        <span class=\"nc\">String<\/span> <span class=\"n\">e<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"hiro\"<\/span><span class=\"o\">;<\/span>\r\n\r\n        <span class=\"k\">if<\/span> <span class=\"o\">(<\/span><span class=\"n\">a<\/span> <span class=\"o\">==<\/span> <span class=\"kc\">true<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n            <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">out<\/span><span class=\"o\">.<\/span><span class=\"na\">println<\/span><span class=\"o\">(<\/span><span class=\"s\">\"This is true\"<\/span><span class=\"o\">);<\/span>\r\n        <span class=\"o\">}<\/span>\r\n\r\n    <span class=\"o\">}<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<h1>Java\u6559\u7a0b<\/h1>\n<div><img decoding=\"async\" class=\"post-images\" title=\":white_check_mark:\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0cdf37434c4406be9caa\/5-11.png\" alt=\":white_check_mark:\" \/><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\uff11\uff0c\u4ecb\u7ecdWrapper\u7c7b\u3002 Wrapper\u7c7b\u662f\u4e00\u4e2a\u53ef\u4ee5\u5c06\u57fa\u672c\u6570\u636e\u7c7b\u578b\u4f5c\u4e3a\u5f15\u7528\u7c7b\u578b\u6765\u5904\u7406\u7684\u7c7b\u3002\u901a\u8fc7\u4f7f\u7528Wrapp [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-31507","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>Java\u5c01\u88c5\u7c7b (Java f\u0113ngzhu\u0101ng l\u00e8i) - 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\/java\u5c01\u88c5\u7c7b-java-fengzhuang-lei\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Java\u5c01\u88c5\u7c7b (Java f\u0113ngzhu\u0101ng l\u00e8i)\" \/>\n<meta property=\"og:description\" content=\"\uff11\uff0c\u4ecb\u7ecdWrapper\u7c7b\u3002 Wrapper\u7c7b\u662f\u4e00\u4e2a\u53ef\u4ee5\u5c06\u57fa\u672c\u6570\u636e\u7c7b\u578b\u4f5c\u4e3a\u5f15\u7528\u7c7b\u578b\u6765\u5904\u7406\u7684\u7c7b\u3002\u901a\u8fc7\u4f7f\u7528Wrapp [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/java\u5c01\u88c5\u7c7b-java-fengzhuang-lei\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-04T02:42:24+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-30T05:09:55+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0cdf37434c4406be9caa\/5-11.png\" \/>\n<meta name=\"author\" content=\"\u5b87, \u534e\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u5b87, \u534e\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/java%e5%b0%81%e8%a3%85%e7%b1%bb-java-fengzhuang-lei\/\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/java%e5%b0%81%e8%a3%85%e7%b1%bb-java-fengzhuang-lei\/\",\"name\":\"Java\u5c01\u88c5\u7c7b (Java f\u0113ngzhu\u0101ng l\u00e8i) - Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\"},\"datePublished\":\"2023-07-04T02:42:24+00:00\",\"dateModified\":\"2024-04-30T05:09:55+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/513018e4e121d3add1b7c5de8be21458\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/java%e5%b0%81%e8%a3%85%e7%b1%bb-java-fengzhuang-lei\/#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/zh\/blog\/java%e5%b0%81%e8%a3%85%e7%b1%bb-java-fengzhuang-lei\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/java%e5%b0%81%e8%a3%85%e7%b1%bb-java-fengzhuang-lei\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.silicloud.com\/zh\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Java\u5c01\u88c5\u7c7b (Java f\u0113ngzhu\u0101ng l\u00e8i)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/\",\"name\":\"Blog - Silicon Cloud\",\"description\":\"\",\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/513018e4e121d3add1b7c5de8be21458\",\"name\":\"\u5b87, \u534e\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/63cd45cbc05a35fc4ff7637a163c83c4962ef58d27472726c3a3e0c9c5194f0f?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/63cd45cbc05a35fc4ff7637a163c83c4962ef58d27472726c3a3e0c9c5194f0f?s=96&d=mm&r=g\",\"caption\":\"\u5b87, \u534e\"},\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/author\/yuhua\/\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/java%e5%b0%81%e8%a3%85%e7%b1%bb-java-fengzhuang-lei\/#local-main-organization-logo\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\"Blog - Silicon Cloud\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Java\u5c01\u88c5\u7c7b (Java f\u0113ngzhu\u0101ng l\u00e8i) - Blog - Silicon Cloud","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/zh\/blog\/java\u5c01\u88c5\u7c7b-java-fengzhuang-lei\/","og_locale":"zh_CN","og_type":"article","og_title":"Java\u5c01\u88c5\u7c7b (Java f\u0113ngzhu\u0101ng l\u00e8i)","og_description":"\uff11\uff0c\u4ecb\u7ecdWrapper\u7c7b\u3002 Wrapper\u7c7b\u662f\u4e00\u4e2a\u53ef\u4ee5\u5c06\u57fa\u672c\u6570\u636e\u7c7b\u578b\u4f5c\u4e3a\u5f15\u7528\u7c7b\u578b\u6765\u5904\u7406\u7684\u7c7b\u3002\u901a\u8fc7\u4f7f\u7528Wrapp [&hellip;]","og_url":"https:\/\/www.silicloud.com\/zh\/blog\/java\u5c01\u88c5\u7c7b-java-fengzhuang-lei\/","og_site_name":"Blog - Silicon Cloud","article_published_time":"2023-07-04T02:42:24+00:00","article_modified_time":"2024-04-30T05:09:55+00:00","og_image":[{"url":"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0cdf37434c4406be9caa\/5-11.png"}],"author":"\u5b87, \u534e","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"\u5b87, \u534e"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/zh\/blog\/java%e5%b0%81%e8%a3%85%e7%b1%bb-java-fengzhuang-lei\/","url":"https:\/\/www.silicloud.com\/zh\/blog\/java%e5%b0%81%e8%a3%85%e7%b1%bb-java-fengzhuang-lei\/","name":"Java\u5c01\u88c5\u7c7b (Java f\u0113ngzhu\u0101ng l\u00e8i) - Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website"},"datePublished":"2023-07-04T02:42:24+00:00","dateModified":"2024-04-30T05:09:55+00:00","author":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/513018e4e121d3add1b7c5de8be21458"},"breadcrumb":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/java%e5%b0%81%e8%a3%85%e7%b1%bb-java-fengzhuang-lei\/#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/zh\/blog\/java%e5%b0%81%e8%a3%85%e7%b1%bb-java-fengzhuang-lei\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.silicloud.com\/zh\/blog\/java%e5%b0%81%e8%a3%85%e7%b1%bb-java-fengzhuang-lei\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.silicloud.com\/zh\/blog\/"},{"@type":"ListItem","position":2,"name":"Java\u5c01\u88c5\u7c7b (Java f\u0113ngzhu\u0101ng l\u00e8i)"}]},{"@type":"WebSite","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website","url":"https:\/\/www.silicloud.com\/zh\/blog\/","name":"Blog - Silicon Cloud","description":"","inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/513018e4e121d3add1b7c5de8be21458","name":"\u5b87, \u534e","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/63cd45cbc05a35fc4ff7637a163c83c4962ef58d27472726c3a3e0c9c5194f0f?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/63cd45cbc05a35fc4ff7637a163c83c4962ef58d27472726c3a3e0c9c5194f0f?s=96&d=mm&r=g","caption":"\u5b87, \u534e"},"url":"https:\/\/www.silicloud.com\/zh\/blog\/author\/yuhua\/"},{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/java%e5%b0%81%e8%a3%85%e7%b1%bb-java-fengzhuang-lei\/#local-main-organization-logo","url":"","contentUrl":"","caption":"Blog - Silicon Cloud"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/31507","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/comments?post=31507"}],"version-history":[{"count":2,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/31507\/revisions"}],"predecessor-version":[{"id":92101,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/31507\/revisions\/92101"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/media?parent=31507"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/categories?post=31507"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/tags?post=31507"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}