{"id":4375,"date":"2016-12-27T13:12:38","date_gmt":"2016-12-27T05:12:38","guid":{"rendered":"http:\/\/blog.qdac.cc\/?p=4375"},"modified":"2016-12-27T13:12:38","modified_gmt":"2016-12-27T05:12:38","slug":"%e6%95%99%e7%a8%8b%e5%a6%82%e6%9e%9c%e5%9c%a8-delphi-%e4%b8%ad%e5%b0%86%e4%b8%80%e4%b8%aajava%e4%bc%a0%e5%9b%9e%e7%9a%84%e7%88%b6%e6%8e%a5%e5%8f%a3%e8%bd%ac%e6%8d%a2%e6%88%90%e6%94%af%e6%8c%81","status":"publish","type":"post","link":"https:\/\/blog.qdac.cc\/?p=4375","title":{"rendered":"[\u6559\u7a0b]\u5982\u679c\u5728 Delphi \u4e2d\u5c06\u4e00\u4e2aJava\u4f20\u56de\u7684\u7236\u63a5\u53e3\u8f6c\u6362\u6210\u652f\u6301\u7684\u5b50\u63a5\u53e3\u7c7b\u578b"},"content":{"rendered":"

\u597d\u5427\uff0c\u6211\u539f\u672c\u4ee5\u4e3a\u53ef\u4ee5\u76f4\u63a5 as \u5b9e\u73b0\uff0c\u4f46\u73b0\u5b9e\u544a\u8bc9\u6211\u60f3\u591a\u4e86\uff0c\u6240\u4ee5\u8fd9\u5757\u6211\u4eec\u9700\u8981\u989d\u5916\u7684\u5904\u7406\uff0c\u57fa\u672c\u7684\u903b\u8f91\u6b65\u9aa4\u662f\uff1a<\/p>\n

    \n
  1. \u5f15\u7528\u00a0Androidapi.JNI.JavaTypes \u5355\u5143\uff0c\u4ee5\u4fbf\u6211\u4eec\u5f15\u7528 TJLang_Class\u3002<\/li>\n
  2. \u4f7f\u7528\u00a0TJlang_Class.JavaClass.forName \u00a0\u83b7\u53d6\u5b50\u7c7b\u7684 Java \u539f\u751f\u7c7b\u578b\u4fe1\u606f\u3002<\/li>\n
  3. \u4f7f\u7528\u7b2c\u4e8c\u6b65\u8fd4\u56de\u7684 JavaClass \u7684 cast \u51fd\u6570\u8f6c\u6362\u4e3a\u65b0\u7c7b\u578b\u3002<\/li>\n
  4. \u5982\u679c\u7b2c\u4e09\u6b65\u6210\u529f\uff0c\u5219\u8c03\u7528\u76ee\u6807\u7c7b\u578b\u7684 Wrap \u63a5\u53e3\u5c01\u88c5\u3002<\/li>\n<\/ol>\n

    \u5927\u6982\u7684\u4e00\u4e2aDemo<\/p>\n

    function ToPayResp(AResp: JBaseResp):JPayResp;\r\nvar\r\n  APayResp: JPayResp;\r\n  AJavaClass: Jlang_Class;\r\nbegin\r\n  AJavaClass := TJlang_Class.JavaClass.forName(AResp.getClass.getCanonicalName);\r\n  if Assigned(AJavaClass) then\r\n    Result:= TJPayResp.Wrap((AJavaClass.cast(AResp) as ILocalObject)\r\n      .GetObjectID)\r\n  else\r\n    Result:=nil;\r\nend<\/pre>\n
    \u5b9e\u9645\u4e0a\uff0c\u901a\u8fc7 RTTI \u5e94\u8be5\u548c\u6a21\u677f\uff0c\u5e94\u8be5\u53ef\u4ee5\u5199\u51fa\u4e00\u4e2a\u76f8\u5bf9\u901a\u7528\u7684\u4e1c\u897f\uff0c\u4f46\u8fd9\u4e2a\u4e8b\u60c5\uff0c\u6682\u65f6\u6ca1\u65f6\u95f4\u7814\u7a76\uff0c\u51d1\u5408\u770b\u5427\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u597d\u5427\uff0c\u6211\u539f\u672c\u4ee5\u4e3a\u53ef\u4ee5\u76f4\u63a5 as \u5b9e\u73b0\uff0c\u4f46 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[145,69,8,603],"tags":[],"class_list":["post-4375","post","type-post","status-publish","format-standard","hentry","category-android","category-c-builder","category-delphi","category-603"],"views":3456,"_links":{"self":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/4375","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4375"}],"version-history":[{"count":1,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/4375\/revisions"}],"predecessor-version":[{"id":4376,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/4375\/revisions\/4376"}],"wp:attachment":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4375"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4375"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4375"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}