{"id":15869,"date":"2024-07-11T14:00:37","date_gmt":"2024-07-11T06:00:37","guid":{"rendered":"https:\/\/92it.top\/?p=15869"},"modified":"2024-07-11T14:00:37","modified_gmt":"2024-07-11T06:00:37","slug":"spring%e5%be%aa%e7%8e%af%e4%be%9d%e8%b5%96%ef%bc%8c%e4%b8%80%e4%b8%aa%e6%b3%a8%e8%a7%a3%e6%90%9e%e5%ae%9a%ef%bc%81","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=15869","title":{"rendered":"Spring\u5faa\u73af\u4f9d\u8d56\uff0c\u4e00\u4e2a\u6ce8\u89e3\u641e\u5b9a\uff01"},"content":{"rendered":"\n<p>\u8f6c\u8f7d\uff1a<a href=\"https:\/\/mp.weixin.qq.com\/s?__biz=MzIwNDAyOTI2Nw==&amp;mid=2247498018&amp;idx=1&amp;sn=b7dfc6aeda2bfe40d4e88808bdb93978&amp;chksm=96c4d51ea1b35c08d7cfbe5c756028336365ab00de61d9a21e34e8ea73cf6e9a1a4cef16f1cb&amp;scene=178&amp;cur_album_id=2818595943724974083#rd\">Spring\u5faa\u73af\u4f9d\u8d56\uff0c\u4e00\u4e2a\u6ce8\u89e3\u641e\u5b9a\uff01<\/a><\/p>\n\n\n\n<p>\u63d0\u8d77\u5faa\u73af\u4f9d\u8d56\uff0c\u5f88\u591a\u4eba\u81ea\u7136\u800c\u7136\u60f3\u5230 Spring\u7684\u4e09\u5c42\u7f13\u5b58\uff0c\u7136\u800c\uff0cSpring\u4ea7\u751f\u5faa\u73af\u4f9d\u8d56\u7684\u573a\u666f\u6709\u4e09\u79cd\uff1a\u53d8\u91cf\u6ce8\u5165\u3001setter\u6ce8\u5165\u3001\u6784\u9020\u5668\u6ce8\u5165\uff0c\u4e09\u5c42\u7f13\u5b58\u53ea\u80fd\u89e3\u51b3\u53d8\u91cf\u6ce8\u5165\u548c setter\u6ce8\u5165\u3002\u56e0\u6b64\uff0c\u4eca\u5929\u91cd\u70b9\u5206\u6790 Spring\u5982\u4f55\u5904\u7406\u6784\u9020\u5668\u6ce8\u5165\u4ea7\u751f\u7684\u5faa\u73af\u4f9d\u8d56\uff1f<\/p>\n\n\n\n<p>\u672c\u6587\u5927\u7eb2\uff1a<\/p>\n\n\n\n<ul>\n<li>\u4ec0\u4e48\u662f\u5faa\u73af\u4f9d\u8d56\uff1f<\/li>\n\n\n\n<li>\u5982\u4f55\u89e3\u51b3\u5faa\u73af\u4f9d\u8d56\uff1f<\/li>\n\n\n\n<li>@Lazy\u6e90\u7801\u89e3\u6790<\/li>\n\n\n\n<li>\u5e38\u89c1\u9762\u8bd5\u9898<\/li>\n<\/ul>\n\n\n\n<p>\u7533\u660e\uff1a\u672c\u6587\u6e90\u7801\u57fa\u4e8e springboot-2.7.1\u3001spring-5.3.24 \u548c JDK11\uff0c\u7248\u672c\u4e0d\u540c\uff0c\u6e90\u7801\u53ef\u80fd\u7565\u6709\u5dee\u5f02\u3002<\/p>\n\n\n\n<p><strong>\u4e00\u3001\u4ec0\u4e48\u662f\u5faa\u73af\u4f9d\u8d56\uff1f\u00a0<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u5faa\u73af\u4f9d\u8d56\u662f\u6307\uff1a\u5bf9\u8c61\u5b9e\u4f8b\u4e4b\u95f4\u4f9d\u8d56\u5173\u7cfb\u6784\u6210\u4e00\u4e2a\u95ed\u73af\uff0c\u901a\u5e38\u5206\u4e3a\uff1a\u5355\u4e2a\u5bf9\u8c61\u7684\u81ea\u6211\u4f9d\u8d56\u3001\u4e24\u4e2a\u5bf9\u8c61\u7684\u76f8\u4e92\u4f9d\u8d56\u3001\u591a\u4e2a\u5bf9\u8c61\u4f9d\u8d56\u6210\u73af\u3002\u5faa\u73af\u4f9d\u8d56\u62bd\u8c61\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"325\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-82-1024x325.png\" alt=\"\" class=\"wp-image-15870\" style=\"width:500px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-82-1024x325.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-82-300x95.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-82-768x244.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-82-830x264.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-82-230x73.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-82-350x111.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-82-480x153.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-82.png 1290w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p><strong><em>\u5355\u4e2a\u5bf9\u8c61\u7684\u81ea\u6211\u4f9d\u8d56<\/em><\/strong><\/p>\n\n\n\n<p>\u5982\u4e0b\u4ee3\u7801\uff0c\u5728 UserService\u7c7b\u4e2d\uff0c\u901a\u8fc7\u6784\u9020\u5668\u6ce8\u5165 UserService\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"464\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-83-1024x464.png\" alt=\"\" class=\"wp-image-15871\" style=\"width:516px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-83-1024x464.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-83-300x136.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-83-768x348.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-83-830x376.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-83-230x104.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-83-350x159.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-83-480x218.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-83.png 1262w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u670d\u52a1\u5668\u542f\u52a8\u62a5\u9519\uff0c\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"469\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-84-1024x469.png\" alt=\"\" class=\"wp-image-15872\" style=\"width:534px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-84-1024x469.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-84-300x137.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-84-768x352.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-84-830x380.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-84-230x105.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-84-350x160.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-84-480x220.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-84.png 1258w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u51fa\u73b0\u8fd9\u79cd\u7c7b\u578b\u7684\u5faa\u73af\u4f9d\u8d56\uff0c\u8bf4\u660e\u4ee3\u7801\u771f\u7684\u5f88low\uff0c\u8981\u81ea\u6211\u68c0\u8ba8\uff0c\u8fd9\u91cc\u53ea\u662f\u4f5c\u4e3a\u5faa\u73af\u4f9d\u8d56\u7684\u4e00\u79cd\u6848\u4f8b\u3002<\/p>\n\n\n\n<p><strong>\u4e24\u4e2a\u5bf9\u8c61\u76f8\u4e92\u4f9d\u8d56<\/strong><\/p>\n\n\n\n<p>\u5982\u4e0b\u4ee3\u7801\uff0cUserService\u5728\u7c7b\u4e2d\u901a\u8fc7\u6784\u9020\u5668\u6ce8\u5165OrderService\uff0cOrderService\u5728\u7c7b\u4e2d\u901a\u8fc7\u6784\u9020\u5668\u6ce8\u5165UserService\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"518\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-86-1024x518.png\" alt=\"\" class=\"wp-image-15874\" style=\"width:582px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-86-1024x518.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-86-300x152.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-86-768x388.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-86-830x420.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-86-230x116.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-86-350x177.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-86-480x243.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-86.png 1266w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u670d\u52a1\u5668\u542f\u52a8\u62a5\u9519\uff0c\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"505\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-88-1024x505.png\" alt=\"\" class=\"wp-image-15876\" style=\"width:556px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-88-1024x505.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-88-300x148.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-88-768x379.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-88-830x409.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-88-230x113.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-88-350x173.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-88-480x237.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-88.png 1278w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u8fd9\u662f\u4e00\u4e2a\u7ecf\u5178\u7684\u5faa\u73af\u4f9d\u8d56\u95ee\u9898\uff0c\u65e5\u5e38\u5f00\u53d1\u4e2d\u6bd4\u8f83\u5e38\u89c1\u3002<\/p>\n\n\n\n<p><strong>\u591a\u4e2a\u5bf9\u8c61\u7684\u4f9d\u8d56\u6210\u73af<\/strong><\/p>\n\n\n\n<p>\u5982\u4e0b\u4ee3\u7801\uff0cUserService\u5728\u7c7b\u4e2d\u901a\u8fc7\u6784\u9020\u5668\u6ce8\u5165OrderService\uff0cOrderService\u5728\u7c7b\u4e2d\u901a\u8fc7\u6784\u9020\u5668\u6ce8\u5165GoodsService\u3002GoodsService\u5728\u7c7b\u4e2d\u901a\u8fc7\u6784\u9020\u5668\u6ce8\u5165UserService\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"743\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-90-1024x743.png\" alt=\"\" class=\"wp-image-15878\" style=\"width:480px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-90-1024x743.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-90-300x218.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-90-768x557.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-90-830x602.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-90-550x400.png 550w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-90-230x167.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-90-350x254.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-90-480x348.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-90.png 1288w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u670d\u52a1\u5668\u542f\u52a8\u62a5\u9519\uff0c\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"563\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-91-1024x563.png\" alt=\"\" class=\"wp-image-15879\" style=\"width:490px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-91-1024x563.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-91-300x165.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-91-768x422.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-91-830x456.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-91-230x126.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-91-350x192.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-91-480x264.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-91.png 1274w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u8fd9\u79cd\u5faa\u73af\u4f9d\u8d56\u6bd4\u8f83\u9690\u853d\uff0c\u591a\u4e2a\u5bf9\u8c61\u4f9d\u8d56\u6700\u7ec8\u6210\u73af\uff08\u8fd9\u91cc\u4ee5 3\u4e2a\u5bf9\u8c61\u4f9d\u8d56\u6210\u73af\u4e3a\u4f8b\uff09\u3002<\/p>\n\n\n\n<p>\u901a\u8fc7\u4e0a\u8ff0\u7684\u5b9e\u4f8b\u53ef\u4ee5\u770b\u51fa\uff0c\u5bf9\u4e8e\u6784\u9020\u5668\u6ce8\u5165\u4ea7\u751f\u7684\u5faa\u73af\u4f9d\u8d56\uff0c\u670d\u52a1\u5668\u542f\u52a8\u65f6\u90fd\u4f1a\u62a5\u9519\uff0cSpring\u65e0\u6cd5\u81ea\u52a8\u5904\u7406\u3002\u56e0\u6b64\u8be5\u5982\u4f55\u5904\u7406\u5faa\u73af\u4f9d\u8d56\u5462\uff1f<\/p>\n\n\n\n<p><strong>\u4e8c\u3001\u5982\u4f55\u89e3\u51b3\u5faa\u73af\u4f9d\u8d56\uff1f\u00a0<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u89e3\u51b3\u6784\u9020\u5668\u6ce8\u5165\u4ea7\u751f\u7684\u5faa\u73af\u4f9d\u8d56\uff0c\u901a\u5e38\u67093\u79cd\u65b9\u5f0f\uff1a\u91cd\u6784\u4ee3\u7801\u3001\u4f7f\u7528\u53d8\u91cf\u6ce8\u5165\u6216setter\u6ce8\u5165\u3001\u4f7f\u7528 @Lazy \u6ce8\u89e3\u3002<\/p>\n\n\n\n<p><strong>2.1 \u91cd\u6784\u4ee3\u7801<\/strong><\/p>\n\n\n\n<p>\u65e2\u7136\u5faa\u73af\u4f9d\u8d56\u662f\u4ee3\u7801\u7f16\u5199\u5e26\u6765\u7684\uff0c\u6700\u5f7b\u5e95\u7684\u65b9\u6848\u662f\u91cd\u65b0\u8bbe\u8ba1\u7ed3\u6784\uff0c\u6d88\u9664\u5faa\u73af\u4f9d\u8d56\uff0c\u4f46\u662f\uff0c\u91cd\u6784\u4ee3\u7801\u7684\u8303\u56f4\u53ef\u80fd\u4e0d\u53ef\u63a7\uff0c\u56e0\u6b64\uff0c\u5bf9\u4e8e\u6d4b\u8bd5\u7b49\u5b58\u5728\u4e00\u5b9a\u7684\u56de\u5f52\u6210\u672c\uff0c\u8fd9\u662f\u4e00\u79cd\u4ee3\u4ef7\u7a0d\u5fae\u5927\u70b9\u7684\u65b9\u6848\u3002<\/p>\n\n\n\n<p>\u53e6\u5916\uff0c\u4ee3\u7801\u51fa\u73b0\u5faa\u73af\u4f9d\u8d56\uff0c\u5728\u4e00\u5b9a\u610f\u4e49\u4e0a\uff08\u4e0d\u662f\u7edd\u5bf9\u54e6\uff09\u9884\u793a\u4e86 code smell\uff1a\u4e3a\u4ec0\u4e48\u4f1a\u5b58\u5728\u5faa\u73af\u4f9d\u8d56\uff1f\u4ee3\u7801\u62bd\u8c61\u662f\u5426\u5408\u7406\uff1f\u4ee3\u7801\u8bbe\u8ba1\u662f\u5426\u8fdd\u80cc\u4e86 SOLID \u539f\u5219\uff1f<\/p>\n\n\n\n<p><strong>2.2 \u4f7f\u7528\u53d8\u91cf\u6ce8\u5165\u6216setter\u6ce8\u5165<\/strong><\/p>\n\n\n\n<p>\u66fe\u7ecf\u5f88\u957f\u4e00\u6bb5\u65f6\u95f4\uff0c\u53d8\u91cf\u6ce8\u5165\u548c setter\u6ce8\u5165\uff08Spring3.x\u63a8\u8350\u7684\u65b9\u5f0f\uff09\u662f\u4e3b\u6d41\u7684\u7f16\u7a0b\u65b9\u5f0f\uff0c \u4e24\u79cd\u65b9\u5f0f\u7b80\u5355\uff0c\u800c\u4e14\uff0cSpring \u53ef\u4ee5\u5229\u7528\u4e09\u5c42\u7f13\u5b58\u81ea\u52a8\u89e3\u51b3\u5faa\u73af\u4f9d\u8d56\u95ee\u9898\u3002\u4f46\u662f\uff0c\u4ece Spring4.x\u5f00\u59cb\uff0c\u5b98\u65b9\u63a8\u8350\u6784\u9020\u5668\u6ce8\u5165\u65b9\u5f0f\uff0c\u800c\u4e14\u5728 github\u4e0a\u4e5f\u53ef\u4ee5\u53d1\u73b0\u5927\u90e8\u5206\u7684\u5f00\u6e90\u8f6f\u4ef6\u90fd\u8f6c\u53d8\u6210\u6784\u9020\u5668\u6ce8\u5165\u3002<\/p>\n\n\n\n<p><strong>2.3 \u4f7f\u7528 @Lazy \u6ce8\u89e3<\/strong><\/p>\n\n\n\n<p>@Lazy \u662f spring 3.0 \u63d0\u4f9b\u7684\u4e00\u4e2a\u6ce8\u89e3\uff0c\u7528\u6765\u8868\u793a\u662f\u5426\u8981\u5ef6\u8fdf\u521d\u59cb\u5316 bean\uff0c\u9996\u5148\u770b\u4e0b @Lazy \u6ce8\u89e3\u7684\u6e90\u7801\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"588\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-92-1024x588.png\" alt=\"\" class=\"wp-image-15880\" style=\"width:494px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-92-1024x588.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-92-300x172.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-92-768x441.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-92-830x477.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-92-230x132.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-92-350x201.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-92-480x276.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-92.png 1268w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u4ece @Lazy \u6ce8\u89e3\u7684\u6e90\u7801\u53ef\u4ee5\u603b\u7ed3\u51e0\u70b9\uff1a<\/p>\n\n\n\n<ul>\n<li>@Lazy \u7528\u6765\u6807\u8bc6\u7c7b\u662f\u5426\u9700\u8981\u5ef6\u8fdf\u52a0\u8f7d<\/li>\n\n\n\n<li>@Lazy \u53ef\u4ee5\u4f5c\u7528\u5728\u7c7b\u4e0a\u3001\u65b9\u6cd5\u4e0a\u3001\u6784\u9020\u5668\u4e0a\u3001\u65b9\u6cd5\u53c2\u6570\u4e0a\u3001\u6210\u5458\u53d8\u91cf\u4e2d<\/li>\n\n\n\n<li>@Lazy \u4f5c\u7528\u4e8e\u7c7b\u4e0a\u65f6\uff0c\u901a\u5e38\u4e0e @Component \u53ca\u5176\u884d\u751f\u6ce8\u89e3\u914d\u5408\u4f7f\u7528\uff1b<\/li>\n\n\n\n<li>@Lazy \u6ce8\u89e3\u4f5c\u7528\u4e8e\u65b9\u6cd5\u4e0a\u65f6\uff0c\u901a\u5e38\u4e0e @Bean \u6ce8\u89e3\u914d\u5408\u4f7f\u7528<\/li>\n<\/ul>\n\n\n\n<p>\u56e0\u6b64\uff0c\u901a\u8fc7 @Lazy \u89e3\u51b3\u6784\u9020\u5668\u5faa\u73af\u4f9d\u8d56\u7684\u4ee3\u7801\u6539\u9020\u5982\u4e0b\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"501\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-94-1024x501.png\" alt=\"\" class=\"wp-image-15882\" style=\"width:550px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-94-1024x501.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-94-300x147.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-94-768x376.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-94-830x406.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-94-230x112.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-94-350x171.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-94-480x235.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-94.png 1280w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p><strong>\u4e09\u3001@Lazy \u6e90\u7801\u89e3\u6790\u00a0<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u672c\u6587\u4f7f\u7528 Springboot \u542f\u52a8\uff0c\u56e0\u6b64\u6574\u4f53\u601d\u8def\u662f\uff1a<\/p>\n\n\n\n<ul>\n<li>Springboot \u662f\u5982\u4f55\u542f\u52a8 Spring IOC \u5bb9\u5668\uff1f<\/li>\n\n\n\n<li>\u5982\u4f55\u52a0\u8f7d Bean\uff1f<\/li>\n\n\n\n<li>\u5982\u4f55\u5904\u7406 @Lazy \u6ce8\u89e3\uff1f<\/li>\n<\/ul>\n\n\n\n<p>\u6e90\u7801\u67e5\u770b\u8db3\u8ff9\u53ef\u4ee5\u53c2\u8003\u4e0b\u9762\u7684\u7c7b\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"484\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-96-1024x484.png\" alt=\"\" class=\"wp-image-15884\" style=\"width:526px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-96-1024x484.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-96-300x142.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-96-768x363.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-96-830x392.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-96-230x109.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-96-350x165.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-96-480x227.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-96.png 1262w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">Springboot \u542f\u52a8\u7c7b main() \u8c03\u7528 org.springframework.boot.SpringApplication#run()\n\norg.springframework.boot.SpringApplication#refreshContext()\n\norg.springframework.context.support.AbstractApplicationContext#refresh()\n\norg.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory#populateBean()org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor#postProcessProperties()\n\norg.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory#createBean\n\norg.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory#doCreateBean\n\norg.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory#createBeanInstance\n\norg.springframework.beans.factory.support.ConstructorResolver#autowireConstructor\n\norg.springframework.beans.factory.support.ConstructorResolver#resolvePreparedArguments\n\norg.springframework.beans.factory.support.ConstructorResolver#resolveAutowiredArgument\n\norg.springframework.beans.factory.config.AutowireCapableBeanFactory#resolveDependency()<\/pre>\n\n\n\n<p>\u8fd9\u91cc\u6458\u53d6\u4e86\u5904\u7406\u6784\u9020\u5668\u4f9d\u8d56\u7684\u51e0\u4e2a\u6838\u5fc3\u65b9\u6cd5\u6765\u89e3\u91ca@Lazy \u5982\u4f55\u89e3\u51b3\u5faa\u73af\u4f9d\u8d56\uff0c\u56e0\u4e3a UserService \u7c7b\u7684\u6784\u9020\u5668\u6ce8\u5165 OrderService \u662f\u5f3a\u4f9d\u8d56\u5173\u7cfb\uff0c\u56e0\u6b64\u4f1a\u7ecf\u8fc7 AbstractAutowireCapableBeanFactory#createBeanInstance() \u4e2d\u5173\u4e8e\u6784\u9020\u5668\u903b\u8f91\u4ee3\u7801:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"435\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-98-1024x435.png\" alt=\"\" class=\"wp-image-15886\" style=\"width:492px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-98-1024x435.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-98-300x128.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-98-768x327.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-98-830x353.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-98-230x98.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-98-350x149.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-98-480x204.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-98.png 1270w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u5728 autowireConstructor(beanName, mbd, ctors, args) \u65b9\u6cd5\u4f1a\u8c03\u7528 ConstructorResolver#resolvePreparedArguments()\uff0c\u518d\u8fdb\u5165 ConstructorResolver#resolveAutowiredArgument()\uff0c\u518d\u8fdb\u5165 DefaultListableBeanFactory#resolveDependency()\uff0cresolveDependency()\u65b9\u6cd5\u7684 getAutowireCandidateResolver().getLazyResolutionProxyIfNecessary \u903b\u8f91\u5c31\u662f\u9488\u5bf9 Lazy \u60c5\u51b5\u8fdb\u884c\u5904\u7406\uff1a\u5224\u65ad\u6784\u9020\u5668\u53c2\u6570\u662f\u6709@Lazy \u6ce8\u89e3\uff0c\u6709\u5219\u901a\u8fc7 buildLazyResolutionProxy \u751f\u6210\u4ee3\u7406\u5bf9\u8c61\uff0c\u65e0\u5219\u76f4\u63a5\u8fd4\u56de beanName\u3002\u800c\u5728 buildLazyResolutionProxy()\u91cc\u4f1a\u751f\u6210 \u4e00\u4e2a TargetSource \u5bf9\u8c61\u6765\u548c\u4ee3\u7406\u5bf9\u8c61\u76f8\u5173\u8054\u3002\u90e8\u5206\u6e90\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"899\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-99-1024x899.png\" alt=\"\" class=\"wp-image-15887\" style=\"width:430px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-99-1024x899.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-99-300x263.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-99-768x674.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-99-830x729.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-99-230x202.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-99-350x307.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-99-480x421.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-99.png 1278w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u901a\u8fc7\u4e0a\u9762\u6838\u5fc3\u4ee3\u7801\u7684\u89e3\u8bfb\uff0c\u6211\u4eec\u53ef\u4ee5\u77e5\u9053\uff0c\u6784\u9020\u5668(\u53c2\u6570)\u589e\u52a0 @Lazy \u6ce8\u89e3\u540e\uff0cSpring \u4e0d\u4f1a\u53bb\u521d\u59cb\u5316\u53c2\u6570\u5bf9\u5e94\u7c7b\u7684\u5b9e\u4f8b\uff0c\u800c\u662f\u8fd4\u56de\u5b83\u7684\u4e00\u4e2a\u4ee3\u7406\u5bf9\u8c61\uff0c\u89e3\u51b3\u4e86\u5faa\u73af\u4f9d\u8d56\u95ee\u9898\uff0c\u903b\u8f91\u53ef\u4ee5\u62bd\u8c61\u4e3a\u4e0b\u56fe\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"355\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-100-1024x355.png\" alt=\"\" class=\"wp-image-15888\" style=\"width:460px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-100-1024x355.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-100-300x104.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-100-768x267.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-100-830x288.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-100-230x80.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-100-350x121.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-100-480x167.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-100.png 1256w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u5c3d\u7ba1\u5faa\u73af\u4f9d\u8d56\u7684\u95ee\u9898\u89e3\u51b3\u4e86\uff0c\u4f46\u662f\uff0cUserService \u7c7b\u4f9d\u8d56\u7684\u53ea\u662f OrderService \u7684\u4e00\u4e2a\u4ee3\u7406\u5bf9\u8c61\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u81ea\u7136\u4f1a\u597d\u5947\uff1a\u5f53\u8c03\u7528 orderService.getOrder()\u65f6\uff0cSpring \u662f\u5982\u4f55\u627e\u5230 OrderService \u7684\u771f\u5b9e\u5bf9\u8c61\u5462\uff1f<\/p>\n\n\n\n<p>\u4ece\u4e0a\u6587\u77e5\u9053\uff0c\u6ce8\u5165\u7ed9 UserService \u7c7b\u7684\u662f\u4e00\u4e2a\u4ee3\u7406\uff0c\u8bf4\u8d77\u4ee3\u7406\u5c31\u4e0d\u5f97\u4e0d\u8bf4\u8d77 Spring AOP \u673a\u5236\uff0c\u5b83\u5c31\u662f\u901a\u8fc7\u52a8\u6001\u4ee3\u7406\u5b9e\u73b0\u7684\uff08JDK \u52a8\u6001\u4ee3\u7406 \u548c CGLib \u52a8\u6001\u4ee3\u7406\uff09\u3002\u56e0\u4e3a OrderService \u5e76\u975e\u63a5\u53e3\uff0c\u56e0\u6b64\u4e0d\u80fd\u4f7f\u7528 JDK \u52a8\u6001\u4ee3\u7406\uff0c\u53ea\u80fd\u901a\u8fc7 CGLib \u8fdb\u884c\u4ee3\u7406\uff0cCGLib \u6e90\u7801\u5982\u4e0b:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"986\" height=\"1024\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-102-986x1024.png\" alt=\"\" class=\"wp-image-15890\" style=\"width:466px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-102-986x1024.png 986w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-102-289x300.png 289w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-102-768x798.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-102-830x862.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-102-230x239.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-102-350x364.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-102-480x499.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-102.png 1294w\" sizes=\"(max-width: 986px) 100vw, 986px\" \/><\/figure><\/div>\n\n\n<p>\u8fd9\u91cc\u62bd\u53d6\u4e86 CGLib \u52a8\u6001\u4ee3\u7406\u6838\u5fc3\u7684 3 \u6b65\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"336\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-104-1024x336.png\" alt=\"\" class=\"wp-image-15892\" style=\"width:582px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-104-1024x336.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-104-300x98.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-104-768x252.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-104-830x272.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-104-230x75.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-104-350x115.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-104-480x157.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-104.png 1268w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u901a\u8fc7 CGLib \u6838\u5fc3\u7684 3 \u6b65\u53ef\u4ee5\u89e3\u91ca\uff0cSpring \u4e2d\u4ee3\u7406\u7c7b\u662f\u5982\u4f55\u4e0e\u771f\u5b9e\u5bf9\u8c61\u8fdb\u884c\u5173\u8054\uff0c\u56e0\u6b64\uff0corderService \u5173\u8054\u5230\u771f\u5b9e\u5bf9\u8c61\u53ef\u4ee5\u62bd\u8c61\u6210\u4e0b\u56fe\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"515\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-106-1024x515.png\" alt=\"\" class=\"wp-image-15894\" style=\"width:560px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-106-1024x515.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-106-300x151.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-106-768x386.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-106-830x418.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-106-230x116.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-106-350x176.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-106-480x241.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-106.png 1288w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u53e6\u5916\uff0c\u6211\u4eec\u901a\u8fc7 3 \u5f20 IDEA debugger \u622a\u56fe\u6765\u4f50\u8bc1\u4e0a\u8ff0\u7406\u8bba\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"677\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-108-1024x677.png\" alt=\"\" class=\"wp-image-15896\" style=\"width:586px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-108-1024x677.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-108-300x198.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-108-768x508.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-108-830x549.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-108-230x152.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-108-350x231.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-108-480x317.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-108.png 1370w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"792\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-109-1024x792.png\" alt=\"\" class=\"wp-image-15897\" style=\"width:590px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-109-1024x792.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-109-300x232.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-109-768x594.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-109-830x642.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-109-230x178.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-109-350x271.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-109-480x371.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-109.png 1366w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"799\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-110-1024x799.png\" alt=\"\" class=\"wp-image-15898\" style=\"width:594px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-110-1024x799.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-110-300x234.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-110-768x599.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-110-830x647.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-110-230x179.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-110-350x273.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-110-480x374.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/image-110.png 1372w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u5230\u6b64\uff0c\u6211\u4eec\u901a\u8fc7\u6e90\u7801\u5206\u6790\u4e86 Spring\u662f\u5982\u4f55\u89e3\u51b3\u6784\u9020\u5668\u5faa\u73af\u4f9d\u8d56\u7684\u3002<\/p>\n\n\n\n<p><strong>\u56db\u3001\u5e38\u89c1\u9762\u8bd5\u9898\u00a0<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>Spring\u5982\u4f55\u89e3\u51b3\u5faa\u73af\u4f9d\u8d56\uff1f<\/p>\n\n\n\n<p>\u9700\u8981\u4ece\u53d8\u91cf\u6ce8\u5165\uff0csetter\u6ce8\u5165\uff0c\u6784\u9020\u5668\u6ce8\u5165 \u4e09\u4e2a\u89d2\u5ea6\u53bb\u5206\u6790\uff0c\u5207\u83ab\u7b3c\u7edf\u7684\u8bf4\u6210\u4e09\u5c42\u7f13\u5b58\uff0c\u540c\u65f6\u8fd8\u8981\u6ce8\u610f Spring\u7248\u672c\uff0c\u56e0\u4e3a\u4e0d\u540c\u7684\u7248\u672c\uff0c\u5904\u7406\u7684\u65b9\u5f0f\u6709\u5dee\u5f02\u3002<\/p>\n\n\n\n<p>\u6784\u9020\u5668\u4ea7\u751f\u7684\u5faa\u73af\u4f9d\u8d56\u4e3a\u4ec0\u4e48Spring\u65e0\u6cd5\u81ea\u52a8\u5904\u7406\uff1f<\/p>\n\n\n\n<p>\u8fd9\u4e2a\u7684\u4ece\u7c7b\u52a0\u8f7d\u673a\u5236\u6765\u8bf4\u660e\uff0c\u53d8\u91cf\u6ce8\u5165\uff0csetter\u6ce8\u5165\u548c\u6784\u9020\u5668\u6ce8\u5165\u7684\u5dee\u5f02\u6027\u3002<\/p>\n\n\n\n<p><strong>\u4e94\u3001\u603b\u7ed3\u00a0<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<ul>\n<li>Spring \u6784\u9020\u5668\u6ce8\u5165\u4ea7\u751f\u7684\u5faa\u73af\u4f9d\u8d56\uff0c\u901a\u5e38\u53ef\u4ee5\u6709 3\u79cd\u89e3\u51b3\u529e\u6cd5\uff1a\u91cd\u6784\u4ee3\u7801\u3001\u53d8\u91cf\u6ce8\u5165\u6216setter\u6ce8\u5165\u3001@Lazy \u6ce8\u89e3\u3002\u63a8\u8350\u4f7f\u7528 @Lazy \u6ce8\u89e3\uff1b<\/li>\n\n\n\n<li>@Lazy \u6ce8\u89e3\u89e3\u51b3\u601d\u8def\u662f\uff1a\u521d\u59cb\u5316\u65f6\u6ce8\u5165\u4ee3\u7406\u5bf9\u8c61\uff0c\u771f\u5b9e\u8c03\u7528\u65f6\u901a\u8fc7 Spring AOP \u52a8\u6001\u4ee3\u7406\u53bb\u5173\u8054\u771f\u5b9e\u5bf9\u8c61\uff0c\u7136\u540e\u518d\u901a\u8fc7\u53cd\u5c04\u5b8c\u6210\u8c03\u7528\uff1b<\/li>\n\n\n\n<li>@Lazy \u6ce8\u89e3\u52a0\u5728\u6784\u9020\u5668\u4e0a\uff0c\u4f5c\u7528\u57df\u4e3a\u6784\u9020\u5668\u6240\u6709\u53c2\u6570\uff0c\u52a0\u5728\u6784\u9020\u5668\u67d0\u4e2a\u53c2\u6570\u4e0a\uff0c\u4f5c\u7528\u57df\u4e3a\u8be5\u53c2\u6570\uff1b<\/li>\n\n\n\n<li>@Lazy \u6ce8\u89e3 \u4f5c\u7528\u5728\u63a5\u53e3\u4e0a\uff0c\u4f7f\u7528 JDK \u52a8\u6001\u4ee3\u7406\uff0c\u4f5c\u7528\u5728\u7c7b\u4e0a\uff0c\u4f7f\u7528 CGLib \u52a8\u6001\u4ee3\u7406\uff1b<\/li>\n\n\n\n<li>\u65e5\u5e38\u5f00\u53d1\uff0c\u63a8\u8350\u4f7f\u7528\u6784\u9020\u5668\u6ce8\u5165\u65b9\u5f0f\uff1b<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u8f6c\u8f7d\uff1aSpring\u5faa\u73af\u4f9d\u8d56\uff0c\u4e00\u4e2a\u6ce8\u89e3\u641e\u5b9a\uff01 \u63d0\u8d77\u5faa\u73af\u4f9d\u8d56\uff0c\u5f88\u591a\u4eba\u81ea\u7136\u800c\u7136\u60f3\u5230 Spring\u7684\u4e09\u5c42\u7f13\u5b58\uff0c\u7136\u800c\uff0cS [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/15869"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=15869"}],"version-history":[{"count":1,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/15869\/revisions"}],"predecessor-version":[{"id":15899,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/15869\/revisions\/15899"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=15869"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=15869"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=15869"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}