{"id":64577,"date":"2025-05-03T15:17:04","date_gmt":"2025-05-03T07:17:04","guid":{"rendered":"https:\/\/fwq.ai\/blog\/64577\/"},"modified":"2025-05-03T15:17:04","modified_gmt":"2025-05-03T07:17:04","slug":"%e6%80%8e%e4%b9%88%e6%8a%8a%e5%af%b9%e8%b1%a1%e8%bd%ac%e6%8d%a2%e6%88%90%e6%95%b0%e7%bb%84java-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/64577\/","title":{"rendered":"\u600e\u4e48\u628a\u5bf9\u8c61\u8f6c\u6362\u6210\u6570\u7ec4java"},"content":{"rendered":"<blockquote><p>\n  \u5bf9\u8c61\u8f6c\u6362\u6210\u6570\u7ec4\u7684\u65b9\u6cd5\uff1a\u4f7f\u7528arrays.aslist()\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u6570\u7ec4\u3002\u4f7f\u7528\u53cd\u5c04\u83b7\u53d6\u5bf9\u8c61\u7684\u5143\u6570\u636e\u5e76\u521b\u5efa\u6570\u7ec4\u3002\u521b\u5efa\u81ea\u5b9a\u4e49\u8f6c\u6362\u5668\u7c7b\u5b9e\u73b0\u81ea\u5df1\u7684\u8f6c\u6362\u89c4\u5219\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/04\/2024110402095589945.jpg\" class=\"aligncenter\" title=\"\u600e\u4e48\u628a\u5bf9\u8c61\u8f6c\u6362\u6210\u6570\u7ec4java\u63d2\u56fe\" alt=\"\u600e\u4e48\u628a\u5bf9\u8c61\u8f6c\u6362\u6210\u6570\u7ec4java\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5c06\u5bf9\u8c61\u8f6c\u6362\u6210\u6570\u7ec4<\/strong><\/p>\n<p><strong>\u76f4\u63a5\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u6570\u7ec4<\/strong><\/p>\n<p>\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528<strong>Arrays.asList()<\/strong>\u65b9\u6cd5\u5c06\u4e00\u4e2a\u5bf9\u8c61\u76f4\u63a5\u8f6c\u6362\u4e3a\u4e00\u4e2a\u5305\u542b\u8be5\u5bf9\u8c61\u7684\u6570\u7ec4\u3002<\/p>\n<pre>Object object = new Object();\nObject[] array = Arrays.asList(object).toArray();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u4f7f\u7528\u53cd\u5c04\u521b\u5efa\u6570\u7ec4<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p>\u5bf9\u4e8e\u66f4\u590d\u6742\u7684\u5bf9\u8c61\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u53cd\u5c04\u6765\u521b\u5efa\u6570\u7ec4\u3002\u53cd\u5c04\u5141\u8bb8\u6211\u4eec\u83b7\u53d6\u7c7b\u7684\u5143\u6570\u636e\uff0c\u5305\u62ec\u5176\u5b57\u6bb5\u548c\u6784\u9020\u51fd\u6570\u3002<\/p>\n<pre>Class&lt;?&gt; clazz = object.getClass();\nConstructor&lt;?&gt; constructor = clazz.getConstructor();\nObject[] array = (Object[]) constructor.newInstance();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u4f7f\u7528\u81ea\u5b9a\u4e49\u8f6c\u6362\u5668<\/strong><\/p>\n<p>\u5982\u679c\u6211\u4eec\u60f3\u8981\u6839\u636e\u81ea\u5df1\u7684\u89c4\u5219\u8f6c\u6362\u5bf9\u8c61\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u81ea\u5df1\u7684\u8f6c\u6362\u5668\u7c7b\u3002<\/p>\n<pre>public class ObjectToArrayConverter {\n\n    public Object[] convert(Object object) {\n        \/\/ \u81ea\u5b9a\u4e49\u8f6c\u6362\u903b\u8f91\n        return new Object[] { object };\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u7136\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u81ea\u5b9a\u4e49\u8f6c\u6362\u5668\u6765\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u6570\u7ec4\u3002<\/p>\n<pre>ObjectToArrayConverter converter = new ObjectToArrayConverter();\nObject[] array = converter.convert(object);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong><\/p>\n<ul>\n<li>\u8f6c\u6362\u7684\u7ed3\u679c\u6570\u7ec4\u7c7b\u578b\u53d6\u51b3\u4e8e\u5bf9\u8c61\u7684\u7c7b\u578b\u3002<\/li>\n<li>\u5982\u679c\u5bf9\u8c61\u4e0d\u53ef\u53d8\uff0c\u5219\u8f6c\u6362\u4e0d\u4f1a\u521b\u5efa\u5bf9\u8c61\u7684\u526f\u672c\uff0c\u800c\u662f\u8fd4\u56de\u5bf9\u539f\u59cb\u5bf9\u8c61\u7684\u5f15\u7528\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u600e\u4e48\u628a\u5bf9\u8c61\u8f6c\u6362\u6210\u6570\u7ec4java\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5bf9\u8c61\u8f6c\u6362\u6210\u6570\u7ec4\u7684\u65b9\u6cd5\uff1a\u4f7f\u7528arrays.aslist()\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u6570\u7ec4\u3002\u4f7f\u7528\u53cd\u5c04\u83b7\u53d6\u5bf9\u8c61\u7684\u5143\u6570\u636e\u5e76\u521b\u5efa\u6570\u7ec4\u3002\u521b\u5efa\u81ea\u5b9a\u4e49\u8f6c\u6362\u5668\u7c7b\u5b9e\u73b0\u81ea\u5df1\u7684\u8f6c\u6362\u89c4\u5219\u3002 \u5982\u4f55\u5c06\u5bf9\u8c61\u8f6c\u6362\u6210\u6570\u7ec4 \u76f4\u63a5\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u6570\u7ec4 \u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Arrays.asList()\u65b9\u6cd5\u5c06\u4e00\u4e2a\u5bf9\u8c61\u76f4\u63a5\u8f6c\u6362\u4e3a\u4e00\u4e2a\u5305\u542b\u8be5\u5bf9\u8c61\u7684\u6570\u7ec4\u3002 Object object = new Object(); Object[] array = Arrays.asList(object).toArray(); \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528\u53cd\u5c04\u521b\u5efa\u6570\u7ec4 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u5bf9\u4e8e\u66f4\u590d\u6742\u7684\u5bf9\u8c61\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u53cd\u5c04\u6765\u521b\u5efa\u6570\u7ec4\u3002\u53cd\u5c04\u5141\u8bb8\u6211\u4eec\u83b7\u53d6\u7c7b\u7684\u5143\u6570\u636e\uff0c\u5305\u62ec\u5176\u5b57\u6bb5\u548c\u6784\u9020\u51fd\u6570\u3002 Class&lt;?&gt; clazz = object.getClass(); Constructor&lt;?&gt; constructor = clazz.getConstructor(); Object[] array = (Object[]) constructor.newInstance(); \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528\u81ea\u5b9a\u4e49\u8f6c\u6362\u5668 \u5982\u679c\u6211\u4eec\u60f3\u8981\u6839\u636e\u81ea\u5df1\u7684\u89c4\u5219\u8f6c\u6362\u5bf9\u8c61\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u81ea\u5df1\u7684\u8f6c\u6362\u5668\u7c7b\u3002 public class ObjectToArrayConverter { public Object[] convert(Object object) { \/\/ \u81ea\u5b9a\u4e49\u8f6c\u6362\u903b\u8f91 return new Object[] { object }; } } \u767b\u5f55\u540e\u590d\u5236 \u7136\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u81ea\u5b9a\u4e49\u8f6c\u6362\u5668\u6765\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u6570\u7ec4\u3002 ObjectToArrayConverter [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-64577","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/64577","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=64577"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/64577\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=64577"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=64577"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=64577"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}