{"id":35551,"date":"2024-11-26T09:31:05","date_gmt":"2024-11-26T01:31:05","guid":{"rendered":"https:\/\/fwq.ai\/blog\/35551\/"},"modified":"2024-11-26T09:31:05","modified_gmt":"2024-11-26T01:31:05","slug":"java%e4%b8%ad%e6%80%8e%e4%b9%88%e6%8a%8a%e5%af%b9%e8%b1%a1%e6%94%be%e5%85%a5%e5%ad%97%e7%ac%a6%e6%95%b0%e7%bb%84%e4%b8%ad","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/35551\/","title":{"rendered":"java\u4e2d\u600e\u4e48\u628a\u5bf9\u8c61\u653e\u5165\u5b57\u7b26\u6570\u7ec4\u4e2d"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\uff0c\u65e0\u6cd5\u76f4\u63a5\u5c06\u5bf9\u8c61\u653e\u5165\u5b57\u7b26\u6570\u7ec4\u3002\u4f46\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u95f4\u63a5\u5b9e\u73b0\uff1a\u4f7f\u7528\u5305\u88c5\u5668\u7c7b\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u5b57\u7b26\u5bf9\u8c61\uff0c\u518d\u6dfb\u52a0\u5230\u5b57\u7b26\u6570\u7ec4\u4e2d\u3002\u4f7f\u7528 objectoutputstream \u5c06\u5bf9\u8c61\u5e8f\u5217\u5316\u4e3a\u5b57\u8282\u6d41\uff0c\u518d\u5199\u5165\u5b57\u7b26\u6570\u7ec4\u3002\u4f7f\u7528 string.valueof() \u65b9\u6cd5\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff0c\u518d\u6dfb\u52a0\u5230\u5b57\u7b26\u6570\u7ec4\u4e2d\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/04\/2024110405455662147.jpg\" class=\"aligncenter\" title=\"java\u4e2d\u600e\u4e48\u628a\u5bf9\u8c61\u653e\u5165\u5b57\u7b26\u6570\u7ec4\u4e2d\u63d2\u56fe\" alt=\"java\u4e2d\u600e\u4e48\u628a\u5bf9\u8c61\u653e\u5165\u5b57\u7b26\u6570\u7ec4\u4e2d\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5728 Java \u4e2d\u5c06\u5bf9\u8c61\u653e\u5165\u5b57\u7b26\u6570\u7ec4<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u7531\u4e8e\u5b57\u7b26\u6570\u7ec4\u672c\u8d28\u4e0a\u662f\u539f\u59cb\u7c7b\u578b\u6570\u7ec4\uff0c\u56e0\u6b64\u65e0\u6cd5\u76f4\u63a5\u5c06\u5bf9\u8c61\u653e\u5165\u5b57\u7b26\u6570\u7ec4\u4e2d\u3002\u7136\u800c\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e9b\u6280\u5de7\u6765\u5b9e\u73b0\u7c7b\u4f3c\u7684\u6548\u679c\u3002<\/p>\n<p><strong>\u65b9\u6cd5 1\uff1a\u4f7f\u7528\u5305\u88c5\u5668\u7c7b<\/strong><\/p>\n<p>Java \u63d0\u4f9b\u4e86\u5305\u88c5\u5668\u7c7b\uff08\u5982 Character\uff09\uff0c\u53ef\u4ee5\u5c06\u57fa\u672c\u6570\u636e\u7c7b\u578b\u8f6c\u6362\u4e3a\u5bf9\u8c61\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u5305\u88c5\u5668\u7c7b\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u5b57\u7b26\u5bf9\u8c61\uff0c\u7136\u540e\u5c06\u5176\u6dfb\u52a0\u5230\u5b57\u7b26\u6570\u7ec4\u4e2d\u3002<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>Character[] charArray = new Character[10];\ncharArray[0] = new Character('a');<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u65b9\u6cd5 2\uff1a\u4f7f\u7528 ObjectOutputStream<\/strong><\/p>\n<p>ObjectOutputStream \u7c7b\u53ef\u7528\u4e8e\u5c06\u5bf9\u8c61\u5e8f\u5217\u5316\u4e3a\u5b57\u8282\u6d41\u3002\u6211\u4eec\u53ef\u4ee5\u5c06\u8be5\u5b57\u8282\u6d41\u5199\u5165\u5b57\u7b26\u6570\u7ec4\uff0c\u4ece\u800c\u95f4\u63a5\u5730\u5c06\u5bf9\u8c61\u653e\u5165\u5b57\u7b26\u6570\u7ec4\u3002<\/p>\n<pre>try (ByteArrayOutputStream baos = new ByteArrayOutputStream();\n     ObjectOutputStream oos = new ObjectOutputStream(baos)) {\n\n    oos.writeObject(new MyObject());\n    byte[] bytes = baos.toByteArray();\n    char[] charArray = new char[bytes.length];\n\n    for (int i = 0; i &lt; bytes.length; i++) {\n        charArray[i] = (char) bytes[i];\n    }\n\n} catch (IOException e) {\n    e.printStackTrace();\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u65b9\u6cd5 3\uff1a\u4f7f\u7528 String.valueOf()<\/strong><\/p>\n<p>String.valueOf() \u65b9\u6cd5\u53ef\u4ee5\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u3002\u6211\u4eec\u53ef\u4ee5\u5c06\u8be5\u5b57\u7b26\u4e32\u6dfb\u52a0\u5230\u5b57\u7b26\u6570\u7ec4\u4e2d\uff0c\u4ece\u800c\u95f4\u63a5\u5730\u5c06\u5bf9\u8c61\u653e\u5165\u5b57\u7b26\u6570\u7ec4\u3002<\/p>\n<pre>String[] stringArray = new String[10];\nstringArray[0] = String.valueOf(new MyObject());<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528\u8fd9\u4e9b\u65b9\u6cd5\u65f6\uff0c\u5b58\u50a8\u7684\u5bf9\u8c61\u7c7b\u578b\u5fc5\u987b\u662f\u5305\u88c5\u5668\u7c7b\u5141\u8bb8\u7684\u7c7b\u578b\uff0c\u6216\u8005\u53ef\u4ee5\u88ab\u5e8f\u5217\u5316\u3002<\/li>\n<li>\u67d0\u4e9b\u5b57\u7b26\u7f16\u7801\uff08\u5982 UTF-8\uff09\u53ef\u80fd\u9700\u8981\u5c06\u5b57\u7b26\u8f6c\u6362\u4e3a\u5b57\u8282\uff0c\u7136\u540e\u518d\u5b58\u50a8\u5230\u5b57\u7b26\u6570\u7ec4\u4e2d\u3002<\/li>\n<li>\u4f7f\u7528\u8fd9\u4e9b\u65b9\u6cd5\u53ef\u80fd\u4f1a\u5f15\u5165\u989d\u5916\u7684\u5f00\u9500\uff0c\u4f8b\u5982\u5bf9\u8c61\u8f6c\u6362\u6216\u5e8f\u5217\u5316\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u600e\u4e48\u628a\u5bf9\u8c61\u653e\u5165\u5b57\u7b26\u6570\u7ec4\u4e2d\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 java \u4e2d\uff0c\u65e0\u6cd5\u76f4\u63a5\u5c06\u5bf9\u8c61\u653e\u5165\u5b57\u7b26\u6570\u7ec4\u3002\u4f46\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u95f4\u63a5\u5b9e\u73b0\uff1a\u4f7f\u7528\u5305\u88c5\u5668\u7c7b\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u5b57\u7b26\u5bf9\u8c61\uff0c\u518d\u6dfb\u52a0\u5230\u5b57\u7b26\u6570\u7ec4\u4e2d\u3002\u4f7f\u7528 objectoutputstream \u5c06\u5bf9\u8c61\u5e8f\u5217\u5316\u4e3a\u5b57\u8282\u6d41\uff0c\u518d\u5199\u5165\u5b57\u7b26\u6570\u7ec4\u3002\u4f7f\u7528 string.valueof() \u65b9\u6cd5\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff0c\u518d\u6dfb\u52a0\u5230\u5b57\u7b26\u6570\u7ec4\u4e2d\u3002 \u5728 Java \u4e2d\u5c06\u5bf9\u8c61\u653e\u5165\u5b57\u7b26\u6570\u7ec4 \u5728 Java \u4e2d\uff0c\u7531\u4e8e\u5b57\u7b26\u6570\u7ec4\u672c\u8d28\u4e0a\u662f\u539f\u59cb\u7c7b\u578b\u6570\u7ec4\uff0c\u56e0\u6b64\u65e0\u6cd5\u76f4\u63a5\u5c06\u5bf9\u8c61\u653e\u5165\u5b57\u7b26\u6570\u7ec4\u4e2d\u3002\u7136\u800c\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e9b\u6280\u5de7\u6765\u5b9e\u73b0\u7c7b\u4f3c\u7684\u6548\u679c\u3002 \u65b9\u6cd5 1\uff1a\u4f7f\u7528\u5305\u88c5\u5668\u7c7b Java \u63d0\u4f9b\u4e86\u5305\u88c5\u5668\u7c7b\uff08\u5982 Character\uff09\uff0c\u53ef\u4ee5\u5c06\u57fa\u672c\u6570\u636e\u7c7b\u578b\u8f6c\u6362\u4e3a\u5bf9\u8c61\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u5305\u88c5\u5668\u7c7b\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u5b57\u7b26\u5bf9\u8c61\uff0c\u7136\u540e\u5c06\u5176\u6dfb\u52a0\u5230\u5b57\u7b26\u6570\u7ec4\u4e2d\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b Character[] charArray = new Character[10]; charArray[0] = new Character(&#8216;a&#8217;); \u767b\u5f55\u540e\u590d\u5236 \u65b9\u6cd5 2\uff1a\u4f7f\u7528 ObjectOutputStream ObjectOutputStream \u7c7b\u53ef\u7528\u4e8e\u5c06\u5bf9\u8c61\u5e8f\u5217\u5316\u4e3a\u5b57\u8282\u6d41\u3002\u6211\u4eec\u53ef\u4ee5\u5c06\u8be5\u5b57\u8282\u6d41\u5199\u5165\u5b57\u7b26\u6570\u7ec4\uff0c\u4ece\u800c\u95f4\u63a5\u5730\u5c06\u5bf9\u8c61\u653e\u5165\u5b57\u7b26\u6570\u7ec4\u3002 try (ByteArrayOutputStream baos = new ByteArrayOutputStream(); ObjectOutputStream oos = new ObjectOutputStream(baos)) { oos.writeObject(new MyObject()); byte[] bytes = baos.toByteArray(); char[] charArray = [&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-35551","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/35551","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=35551"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/35551\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=35551"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=35551"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=35551"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}