{"id":353,"date":"2021-02-23T12:54:00","date_gmt":"2021-02-23T04:54:00","guid":{"rendered":"https:\/\/www.52dixiaowo.com\/java\/?p=353"},"modified":"2021-03-22T18:58:35","modified_gmt":"2021-03-22T10:58:35","slug":"javabeanutils","status":"publish","type":"post","link":"https:\/\/www.52dixiaowo.com\/java\/post-353.html","title":{"rendered":"commons-beanutils"},"content":{"rendered":"\n<p>commons-beanutils\u662f\u4e00\u4e2a\u5de5\u5177\u7c7b\uff0c\u53ef\u4ee5\u5feb\u901f\u5c01\u88c5\u5bf9\u8c61\u3002<\/p>\n\n\n\n<h5>1.\u4e0b\u8f7d\u5e76\u5bfc\u5165jar\u5305<\/h5>\n\n\n\n<ul><li>\u672c\u7ad9\u4e0b\u8f7d\u5730\u5740\uff1a\u70b9\u51fb<a rel=\"noreferrer noopener\" href=\"https:\/\/pan.5252.online\/%E5%BC%80%E5%8F%91%E5%B7%A5%E5%85%B7\/JavaJar\/commons-beanutils-1.8.0\/\" data-type=\"URL\" data-id=\"https:\/\/pan.5252.online\/%E5%BC%80%E5%8F%91%E5%B7%A5%E5%85%B7\/JavaJar\/commons-beanutils-1.8.0\/\" target=\"_blank\">\u8fd9\u91cc<\/a>\uff08commons-beanutils-1.8.0.jar\uff09<\/li><li>\u5176\u4ed6\u4e0b\u8f7d\u6e20\u9053\u63a8\u8350\uff1amaven\u4e2d\u592e\u4ed3\u5e93<\/li><\/ul>\n\n\n\n<p>\u4f7f\u7528maven\u5bfc\u5165\u4ee5\u4e0b\u5750\u6807<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>        &lt;dependency&gt;\n            &lt;groupId&gt;commons-beanutils&lt;\/groupId&gt;\n            &lt;artifactId&gt;commons-beanutils&lt;\/artifactId&gt;\n            &lt;version&gt;1.9.4&lt;\/version&gt;\n        &lt;\/dependency&gt;<\/code><\/pre>\n\n\n\n<h5>2.\u4f7f\u7528request\u83b7\u53d6map\u96c6\u5408\uff08\u6570\u636e\u6e90\uff09<\/h5>\n\n\n\n<pre class=\"wp-block-code\"><code>Map&lt;String, String&#91;]&gt; map = req.getParameterMap();<\/code><\/pre>\n\n\n\n<h5>3.\u521b\u5efa\u4e00\u4e2a\u7a7a\u7684User\u5bf9\u8c61\uff08\u8981\u5c01\u88c5\u6210\u4e3a\u7684\u76ee\u6807\u5bf9\u8c61\uff09<\/h5>\n\n\n\n<pre class=\"wp-block-code\"><code>User user = new User();<\/code><\/pre>\n\n\n\n<h5>4.\u4f7f\u7528populate\u65b9\u6cd5\u5c06 map \u96c6\u5408\u5c01\u88c5\u4e3a user \u5bf9\u8c61<\/h5>\n\n\n\n<pre class=\"wp-block-code\"><code>try{\n    BeanUtils.populate(user,map);\n}catch(IllegalAccessException e){\n    e.printStackTrace();\n}catch(InvocationTargetException e){\n    e.printStackTrace();\n}<\/code><\/pre>\n\n\n\n<h5>5.javaBeanUtils\u7684\u4ecb\u7ecd<\/h5>\n\n\n\n<ul><li>\u7528\u4e8e\u5c01\u88c5javaBean\uff0c\u5373\u6807\u51c6\u7684java\u7c7b<ul><li>\u7c7b\u5fc5\u987b\u88abpublic\u4fee\u9970<\/li><li>\u5fc5\u987b\u63d0\u4f9b\u7a7a\u53c2\u7684\u6784\u9020\u5668<\/li><li>\u6210\u5458\u53d8\u91cf\u5fc5\u987b\u4f7f\u7528private\u4fee\u9970<\/li><\/ul><ul><li>\u63d0\u4f9b\u516c\u5171\u7684setter\u548cgetter\u65b9\u6cd5<\/li><\/ul><\/li><\/ul>\n\n\n\n<h5>6.javaBeanUtils\u7684\u65b9\u6cd5\u4ecb\u7ecd<\/h5>\n\n\n\n<ul><li>\u5c01\u88c5\u5bf9\u8c61\uff1aBeanUtils.populate(class,map);<\/li><li>\u8bbe\u7f6e\u5c5e\u6027\uff1aBeanUtils.setProperty(class,name,value);<\/li><li>\u83b7\u53d6\u5c5e\u6027\uff1aBeanUtils.getProperty(class,name);<ul><li>\u6210\u5458\u53d8\u91cf\u548c\u5c5e\u6027\u4e0d\u662f\u540c\u6837\u7684\u6982\u5ff5<ul><li>\u6210\u5458\u53d8\u91cf\uff0c\u662f\u7c7b\u4e2d\u7684\u4e00\u4e2a\u53d8\u91cf<\/li><li>\u5c5e\u6027\uff1a\u662fgetter\u548csetter\u622a\u53d6\u540e\u7684\u4ea7\u7269\uff08\u4f8bgetUserName)<ul><li>\u9996\u5148\u622a\u53d6get\u548cset\u540e\u9762\u7684\u5b57\u6bb5\uff08UserName)<\/li><li>\u7136\u540e\u628a\u8be5\u5b57\u6bb5\u9996\u5b57\u6bcd\u53d8\u5c0f\u5199\uff08userName)<\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><\/ul>\n\n\n\n<h5>7.\u6ce8\u610f\u4e8b\u9879 : \u975e\u5e38\u91cd\u8981!!!<\/h5>\n\n\n\n<p>\u8fd9\u4e2a\u5c01\u88c5\u7684\u503c, \u5fc5\u987b\u548c\u524d\u7aef\u63d0\u4f9b\u4e86 name \u5c5e\u6027\u7684name\u503c\u662f\u4e00\u81f4\u7684,<\/p>\n\n\n\n<p>\u5728\u524d\u7aef\u5c01\u88c5 name \u503c\u65f6, \u5fc5\u987b\u548c\u5b9e\u4f53\u7c7b\u4e2d\u7684 \u5c5e\u6027\u540d\u4e00\u81f4!!!<\/p>\n\n\n\n<p>\u5982\u679c\u67d0\u4e9b\u539f\u56e0\u65e0\u6cd5\u4f7f\u524d\u7aef\u7684 name \u5c5e\u6027 \u548c\u5b9e\u4f53\u7c7b\u7684\u5c5e\u6027\u4e00\u81f4, \u4e0d\u8981\u4f7f\u7528\u6b64\u7c7b, \u9700\u624b\u5199class\u4ee5\u5b8c\u6210\u5c01\u88c5\u529f\u80fd!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>commons-beanutils\u662f\u4e00\u4e2a\u5de5\u5177\u7c7b\uff0c\u53ef\u4ee5\u5feb\u901f\u5c01\u88c5\u5bf9\u8c61\u3002 1.\u4e0b\u8f7d\u5e76\u5bfc\u5165jar\u5305 \u672c\u7ad9\u4e0b\u8f7d\u5730\u5740\uff1a\u70b9\u51fb&hellip; <a href=\"https:\/\/www.52dixiaowo.com\/java\/post-353.html\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">commons-beanutils<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[19],"tags":[],"_links":{"self":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts\/353"}],"collection":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/comments?post=353"}],"version-history":[{"count":4,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts\/353\/revisions"}],"predecessor-version":[{"id":1242,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts\/353\/revisions\/1242"}],"wp:attachment":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/media?parent=353"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/categories?post=353"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/tags?post=353"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}