{"id":744,"date":"2014-01-20T19:38:13","date_gmt":"2014-01-20T11:38:13","guid":{"rendered":"http:\/\/coderbee.net\/?p=744"},"modified":"2014-01-20T17:43:22","modified_gmt":"2014-01-20T09:43:22","slug":"struts2-%e5%a4%87%e5%bf%98","status":"publish","type":"post","link":"https:\/\/coderbee.net\/index.php\/open-source\/20140120\/744","title":{"rendered":"Struts2 \u5907\u5fd8"},"content":{"rendered":"

\u4eca\u5929\u5e2e\u4e24\u4e2a\u540c\u4e8b\u5404\u770b\u4e86\u4e00\u4e2a\u95ee\u9898\uff0c\u6709\u70b9\u610f\u601d\u3002<\/p>\n

Struts2 JSON \u5e8f\u5217\u5316\u4e0e Action get \u65b9\u6cd5<\/h3>\n

\u573a\u666f\uff1a\u540c\u4e8b\u8dd1\u6765\u8bf4\u4ed6\u7684ajax\u8bf7\u6c42\u603b\u662f\u8fdb\u5165ajax\u7684\u9519\u8bef\u5904\u7406\u7684\u56de\u8c03\u51fd\u6570\uff0c\u4ed6\u9700\u8981\u7528ajax\u63d0\u4ea4\u8bf7\u6c42\u5230action\uff0c\u7136\u540e\u5904\u7406\u8fd4\u56de\u7ed3\u679c\u3002<\/p>\n

\u5f02\u5e38\u73b0\u8c61\uff1a\u8fd9\u4e2a\u540c\u4e8b\u4e5f\u6ca1\u4ec0\u4e48\u7ecf\u9a8c\uff0c\u4ed6\u544a\u8bc9\u6211\u7684\u662fajax\u8bf7\u6c42\u603b\u662f\u8fdb\u5165ajax\u7684\u9519\u8bef\u5904\u7406\u7684\u56de\u8c03\u51fd\u6570\uff0c\u6211\u5728chrome\u5f00\u53d1\u5de5\u5177\u90a3\u91cc\u4e00\u770b\uff0chttp\u54cd\u5e94\u662f500\uff0c\u80af\u5b9a\u8fdb\u5165\u9519\u8bef\u5904\u7406\u7684\u56de\u8c03\u51fd\u6570\u4e86\uff0c\u6240\u4ee5\u95ee\u9898\u5e94\u8be5\u662f\u5728\u670d\u52a1\u7aef\u3002<\/p>\n

\u5206\u6790\u4e0e\u89e3\u51b3\uff1a\u5728eclipse\u91ccdebug\u8ddf\u8e2a\u53d1\u73b0action\u6267\u884c\u662fok\u7684\uff0c\u8fd4\u56de\u7684\u7ed3\u679c\u540d\u4e5f\u662f SUCCESS\uff0c\u914d\u7f6e\u4e5f\u6ca1\u95ee\u9898\uff0c\u4f46\u63a7\u5236\u8fd4\u56de\u7ed9Struts2\u6846\u67b6\u540e\u5374\u629b\u51fa\u4e00\u5806\u5f02\u5e38\uff0c\u5f02\u5e38\u4fe1\u606f\u8ddf\u8bf7\u6c42\u5b8c\u5168\u65e0\u5173\uff0c\u4ece\u5f02\u5e38\u6808\u6765\u770b\uff0c\u629b\u51fa\u5f02\u5e38\u7684\u65b9\u6cd5\u4e5f\u6ca1\u6709\u5728\u8bf7\u6c42\u65b9\u6cd5\u91cc\u8c03\u7528\uff0c\u867d\u7136\u5b83\u4eec\u90fd\u5728\u540c\u4e00\u4e2aaction\u91cc\uff0c\u5f02\u5e38\u6808\u7684\u65b9\u6cd5\u57fa\u672c\u90fd\u662fJSON\u5e8f\u5217\u5316\u6709\u5173\u7684\u65b9\u6cd5\u7684\uff0c\u4e5f\u5c31\u662f\u8bf4\u95ee\u9898\u5e94\u8be5\u662f\u51fa\u5728Struts2\u6846\u67b6\u5728\u628aaction\u7ed3\u679c\u5e8f\u5217\u5316\u4e3aJSON\u8fd4\u56de\u7ed9\u6d4f\u89c8\u5668\u4e4b\u524d\u3002\u4e00\u5f00\u59cb\u4e5f\u770b\u4e0d\u51fa\u5177\u4f53\u95ee\u9898\uff0c\u540e\u6765\u540c\u4e8b\u5728\u7f51\u4e0a\u641c\u7d22\u770b\u5230\u8bf4\u662f setter\/getter \u5bfc\u81f4\u7684\uff0c\u7136\u540e\u4ed6\u7684\u90a3\u4e2a\u88ab\u629b\u51fa\u5f02\u5e38\u7684\u65b9\u6cd5\u4e5f\u662f\u4ee5get\u5f00\u5934\u547d\u540d\u7684\uff0c\u5751\u5c31\u8fd9\u4e48\u5f62\u6210\u4e86\uff1aStruts2\u5728\u5e8f\u5217\u5316action\u7684\u7ed3\u679c\u65f6\uff0c\u4f1a\u628aaction\u7684\u6240\u6709\u516c\u5f00\u7684getter\u65b9\u6cd5\u7684\u7ed3\u679c\u5e8f\u5217\u5316\u5230json\u91cc\uff0c\u90a3\u4e2a\u65b9\u6cd5\u4ee5get\u5f00\u5934\uff0c\u81ea\u7136\u4e5f\u5c31\u88ab\u8c03\u7528\u4e86\uff0c\u7136\u540e\u5f02\u5e38\u5c31\u629b\u51fa\u6765\u4e86\u3002<\/p>\n

\u8fd9\u4e2a\u95ee\u9898\u81ea\u5df1\u5199\u7684\u65f6\u5019\u4e00\u822c\u90fd\u4f1a\u6ce8\u610f\u907f\u5f00\uff0c\u4f46\u4e0d\u5c0f\u5fc3\u7684\u4eba\u8fd8\u662f\u4f1a\u8e29\u4e0a\u7684\u3002<\/p>\n

ajax \u63d0\u4ea4 JS \u6570\u7ec4\u5bf9\u8c61\u4e0e Struts2 \u53c2\u6570\u89e3\u6790<\/h3>\n

\u573a\u666f\uff1a\u5728\u9875\u9762\u8f93\u5165\u4e00\u7ec4\u7528\u6237\u4fe1\u606f\uff0c\u7136\u540e\u7528jQuery\u7684ajax\u63d0\u4ea4\u7ed9\u540e\u53f0\u7684Struts2 action\uff0c\u5728JS\u91cc\uff0c\u8fd9\u7ec4\u4fe1\u606f\u662f\u7528\u6570\u7ec4\u6765\u5b58\u50a8\uff0c\u6570\u7ec4\u7684\u6bcf\u4e2a\u5143\u7d20\u662f\u4e00\u4e2aJSON\u5bf9\u8c61\u3002<\/p>\n

\u5f02\u5e38\u73b0\u8c61\uff1a\u5728tomcat\u7684\u63a7\u5236\u53f0\u8f93\u51fa\u7684\u5f02\u5e38\u4fe1\u606f\u662f\u8fd9\u6837\u7684\uff1aNo result defined for action package4.business.action and result input<\/code>\uff0c<\/p>\n

\u5206\u6790\u4e0e\u89e3\u51b3\uff1a\u4e00\u5f00\u59cb\u6211\u4e5f\u4ee5\u4e3a\u662fJava\u4ee3\u7801\u7684\u95ee\u9898\uff0c\u6bd5\u7adf\u5f02\u5e38\u662f\u5728\u63a7\u5236\u53f0\u91cc\u629b\u51fa\u7684\uff0c\u4f46\u4ee3\u7801\u4e5f\u770b\u4e0d\u51fa\u4ec0\u4e48\u95ee\u9898\u3002\u8fd9\u4e2a\u8bf7\u6c42\u7684url\u5728\u6d4f\u89c8\u5668\u5730\u5740\u680f\u76f4\u63a5\u6253\u5f00\u662f\u6ca1\u6709\u95ee\u9898\u7684\uff0c\u6240\u4ee5\u6211\u60f3\uff0c\u662f\u4e0d\u662f\u8ddf\u8bf7\u6c42\u65b9\u6cd5\u6709\u5173\uff0c\u6539\u4e3a GET \u540e\u8fd8\u662f\u51fa\u9519\u3002\u518d\u60f3\uff0c\u5730\u5740\u680f\u6253\u5f00\u662f\u4e0d\u5e26\u6570\u636e\u7684\uff0cso\u5728ajax\u91cc\u4e5f\u4e0d\u5e26\u6570\u636e\uff0c\u7ed3\u679c\u4e5f\u6ca1\u5f02\u5e38\u4e86\uff0c\u6240\u4ee5\u53ef\u4ee5\u786e\u5b9a\u662f\u8bf7\u6c42\u53c2\u6570\u7684\u95ee\u9898\u4e86\u3002\u5728chrome\u7684\u5f00\u53d1\u5de5\u5177\u90a3\u91cc\u770b\u5230\uff0c\u6570\u7ec4\u53c2\u6570\u90fd\u88ab\u5e8f\u5217\u5316\u4e3a persons[0][name]=name<\/code> \u7684\u5f62\u5f0f\u53d1\u51fa\u53bb\u4e86\uff0c\u8fd9\u5728js\u91cc\u662f\u6ca1\u95ee\u9898\u7684\uff0c\u8bbf\u95ee\u5bf9\u8c61\u7684\u5c5e\u6027\u53ef\u4ee5\u7528\u53e5\u70b9\uff08json.prop\uff09\uff0c\u4e5f\u53ef\u4ee5\u7528\u65b9\u62ec\u53f7\uff08json[prop]\uff09\uff0c\u53c2\u6570\u88ab\u63d0\u4ea4\u5230Struts2\u65f6\uff0c\u5b83\u8fdb\u884c\u53c2\u6570\u89e3\u6790\u5e76\u6620\u5c04\u5230Java\u5bf9\u8c61\uff0c\u5b83\u7684\u89c4\u5219\u5374\u4e0e\u8fd9\u4e2a\u6709\u51b2\u7a81\u4e86\uff0c\u5bf9\u4e8e\u53e5\u70b9\uff0cStruts2\u4e5f\u662f\u89e3\u6790\u4e3a\u5bf9\u8c61\u7684\u5c5e\u6027\uff0c\u4f46\u65b9\u62ec\u53f7\u5374\u662f\u88ab\u5f53\u4f5c\u6570\u7ec4\u7684\uff0c\u6240\u4ee5\u89e3\u6790\u80af\u5b9a\u5931\u8d25\uff0c\u4f1a\u629b\u51fa\u5f02\u5e38\uff0c\u6355\u83b7\u5230\u53c2\u6570\u89e3\u6790\u5f02\u5e38\u540e\uff0c\u8bf7\u6c42\u4f1a\u88ab\u8def\u7531\u5230\u547d\u540d\u4e3a input<\/code> \u7684\u7ed3\u679c\u90a3\u91cc\uff0c\u4f46\u6211\u4eec\u8fd9\u4e2a\u9879\u76ee\u90fd\u6ca1\u914d\u7f6e input\uff0c\u6240\u4ee5\u629b\u51fa\u7684\u5f02\u5e38\u662f\u627e\u4e0d\u5230 result input<\/code>\u3002<\/p>\n\n

\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u5fae\u4fe1\u516c\u4f17\u53f7: coderbee\u7b14\u8bb0<\/strong>\uff0c\u53ef\u4ee5\u66f4\u53ca\u65f6\u56de\u590d\u4f60\u7684\u8ba8\u8bba\u3002<\/p>\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

\u4eca\u5929\u5e2e\u4e24\u4e2a\u540c\u4e8b\u5404\u770b\u4e86\u4e00\u4e2a\u95ee\u9898\uff0c\u6709\u70b9\u610f\u601d\u3002 Struts2 JSON \u5e8f\u5217\u5316\u4e0e A … \u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[77],"tags":[69],"_links":{"self":[{"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/posts\/744"}],"collection":[{"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/comments?post=744"}],"version-history":[{"count":4,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/posts\/744\/revisions"}],"predecessor-version":[{"id":748,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/posts\/744\/revisions\/748"}],"wp:attachment":[{"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/media?parent=744"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/categories?post=744"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/tags?post=744"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}