{"id":3404,"date":"2018-01-27T19:28:27","date_gmt":"2018-01-27T11:28:27","guid":{"rendered":"http:\/\/www.ponybai.com\/?p=833"},"modified":"2018-01-27T19:28:27","modified_gmt":"2018-01-27T11:28:27","slug":"apex-metadata-api%ef%bc%882%ef%bc%89-2","status":"publish","type":"post","link":"http:\/\/www.ponybai.com\/?p=3404","title":{"rendered":"Apex-Metadata API\uff082\uff09"},"content":{"rendered":"<div class=\"nested0\">\n<h2 id=\"Tdxn4tBK-heading1\" class=\"helpHead2\"><span id=\"topic-title\" class=\"ph\">\u5b66\u4e60\u76ee\u6807<\/span><\/h2>\n<div class=\"body\">\n<div id=\"p2\" class=\"p\">\n<p>\u5b8c\u6210\u672c\u5355\u5143\u540e\uff0c\u60a8\u5c06\u80fd\u591f\uff1a<\/p>\n<ul class=\"ul bulletList\">\n<li class=\"li\">\u4f7f\u7528Apex\u5143\u6570\u636eAPI\u4ece\u7ec4\u7ec7\u4e2d\u68c0\u7d22\u5143\u6570\u636e\u3002<\/li>\n<li class=\"li\">\u4f7f\u7528Apex\u5143\u6570\u636eAPI\u66f4\u65b0\u5143\u6570\u636e\u5e76\u90e8\u7f72\u5230\u7ec4\u7ec7\u4e2d\u3002<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"apex_metadata_api_updates_solve\" class=\"topic concept nested0\" lang=\"en-us\" xml:lang=\"en-us\">\n<h2 id=\"Tdxn4tBK-heading2\" class=\"helpHead2\"><span id=\"topic-title\" class=\"ph\">\u89e3\u51b3\u5e38\u89c1\u7684\u591a\u7ec4\u7ec7\u5b89\u88c5\u95ee\u9898<\/span><\/h2>\n<div class=\"body conbody\">\n<p>\u597d\u7684\uff0c\u6709\u65f6\u95f4\u89e3\u51b3\u60a8\u5728\u591a\u7ec4\u7ec7\u73af\u5883\u4e2d\u5de5\u4f5c\u65f6\u53ef\u80fd\u9047\u5230\u7684\u5e38\u89c1\u95ee\u9898\u3002\u5047\u8bbe\u4f60\u670910\u4e2a\u7ec4\u7ec7\uff0c\u6bcf\u4e2a\u5728\u4f60\u505a\u751f\u610f\u7684\u56fd\u5bb6\u4e4b\u4e00\u3002\u60a8\u4f7f\u7528\u6258\u7ba1\u8f6f\u4ef6\u5305\u6765\u66f4\u65b0\u7ec4\u7ec7\u3002\u60a8\u5df2\u7ecf\u4e3a\u201c\u5e10\u6237\u201d\u521b\u5efa\u4e86\u4e00\u4e2a\u81ea\u5b9a\u4e49\u5b57\u6bb5\uff0c\u5e76\u4e14\u5e0c\u671b\u5b83\u663e\u793a\u5728\u6240\u6709\u7ec4\u7ec7\u7684\u9875\u9762\u5e03\u5c40\u4e2d\u3002<\/p>\n<p>\u7406\u60f3\u60c5\u51b5\u4e0b\uff0c\u60a8\u5e0c\u671b\u8fdb\u884c\u8fd9\u4e9b\u66f4\u65b0\uff0c\u800c\u65e0\u9700\u5728\u7ba1\u7406\u5458\u7684\u8bbe\u7f6eUI\u4e2d\u521b\u5efa\u91cd\u590d\u7684\u5de5\u4f5c\u3002\u6211\u4eec\u6765\u770b\u770b\u5982\u4f55\u4f7f\u7528Apex\u5143\u6570\u636eAPI\u81ea\u52a8\u5316\u6d41\u7a0b\u3002<\/p>\n<p>\u6211\u4eec\u901a\u8fc7Apex\u4ee3\u7801\u6765\u68c0\u7d22\u5e10\u6237\u9875\u9762\u5e03\u5c40\u7684\u73b0\u6709\u5143\u6570\u636e\uff0c\u5e76\u4f7f\u7528\u65b0\u5b57\u6bb5\u8fdb\u884c\u66f4\u65b0\u3002\u7136\u540e\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u90e8\u7f72\u5143\u6570\u636e\u66f4\u65b0\u7684Apex post\u5b89\u88c5\u811a\u672c\u3002\u6211\u4eec\u4e0d\u5fc5\u5c06\u6211\u4eec\u7684\u533a\u57df\u6dfb\u52a0\u5230\u6211\u4eec\u6bcf\u4e2a\u7ec4\u7ec7\u7684\u5e10\u6237\u9875\u9762\u5e03\u5c40\u4e2d\uff0c\u800c\u53ea\u9700\u5347\u7ea7\u6211\u4eec\u7684\u7ec4\u7ec7\u4e2d\u7684\u6258\u7ba1\u8f6f\u4ef6\u5305\u3002 Apex\u8d1f\u8d23\u6240\u6709\u7684\u5de5\u4f5c\uff0c\u5728\u5e55\u540e\u6dfb\u52a0\u65b0\u7684\u533a\u57df\u3002<\/p>\n<\/div>\n<\/div>\n<div id=\"apex_metadata_api_updates_retrieve\" class=\"topic concept nested0\" lang=\"en-us\" xml:lang=\"en-us\">\n<h2 id=\"Tdxn4tBK-heading3\" class=\"helpHead2\"><span id=\"topic-title\" class=\"ph\">\u68c0\u7d22\u5143\u6570\u636e\u5e76\u5c06\u81ea\u5b9a\u4e49\u5b57\u6bb5\u6dfb\u52a0\u5230\u5e03\u5c40<\/span><\/h2>\n<div class=\"body conbody\">\n<p class=\"p\">\u4ee5\u4e0b\u662f\u68c0\u7d22\u5e10\u6237\u9875\u9762\u5e03\u5c40\u7684\u5f53\u524d\u5143\u6570\u636e\u7684\u4e00\u4e9b\u793a\u4f8b\u4ee3\u7801\u3002\u7136\u540e\u5b83\u4f7f\u7528\u5143\u6570\u636e\u6765\u5b9a\u4f4d\u9875\u9762\u5e03\u5c40\u7684\u5e10\u6237\u4fe1\u606f\u90e8\u5206\u3002\u6700\u540e\uff0c\u5b83\u4e3a\u81ea\u5b9a\u4e49\u5b57\u6bb5\u521b\u5efa\u4e00\u4e2a\u5143\u6570\u636e\u5e03\u5c40\u9879\u76ee\uff0c\u5e76\u5c06\u5176\u6dfb\u52a0\u5230\u672c\u8282\u4e2d\u7684\u5143\u6570\u636e\u5e03\u5c40\u9879\u76ee\u5217\u8868\u4e2d\u3002<\/p>\n<ol class=\"ol enumList\">\n<li class=\"li\">\u70b9\u51fb\u8bbe\u7f6e\u88c5\u7f6e\uff0c\u7136\u540e\u70b9\u51fb\u5f00\u53d1\u8005\u63a7\u5236\u53f0\uff0c\u6253\u5f00 <strong class=\"ph uicontrol\">Developer Console<\/strong>.<\/li>\n<li class=\"li\">\u5728\u5f00\u53d1\u8005\u63a7\u5236\u53f0\u4e2d\uff0c\u70b9\u51fb <span class=\"ph menucascade\"><strong class=\"ph uicontrol\">File<\/strong>\u00a0|\u00a0<strong class=\"ph uicontrol\">New<\/strong>\u00a0|\u00a0<strong class=\"ph uicontrol\">Apex Class<\/strong><\/span>.<\/li>\n<li class=\"li\">\u547d\u540d\u7c7bUpdatePageLayout\u5e76\u5355\u51fb <strong class=\"ph uicontrol\">OK<\/strong>.<\/li>\n<li class=\"li\">\u6446\u8131\u4efb\u4f55\u73b0\u6709\u7684\u4ee3\u7801\uff0c\u5e76\u590d\u5236\u5e76\u7c98\u8d34\u4e0b\u9762\u7684\u793a\u4f8b\u4ee3\u7801\u3002<\/li>\n<\/ol>\n<div class=\"codeblock\">\n<pre class=\"line-numbers code-toolbar language-java\"><code class=\" language-java\"><span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">UpdatePageLayout<\/span> <span class=\"token punctuation\">{<\/span>\n    <span class=\"token comment\">\/\/ \u5c06\u81ea\u5b9a\u4e49\u5b57\u6bb5\u6dfb\u52a0\u5230\u9875\u9762\u5e03\u5c40<\/span>\n    \n    <span class=\"token keyword\">public<\/span> Metadata<span class=\"token punctuation\">.<\/span>Layout <span class=\"token function\">buildLayout<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\n        \n        <span class=\"token comment\">\/\/ \u68c0\u7d22\u5e10\u6237\u5e03\u5c40\u548c\u90e8\u5206<\/span>\n        List<span class=\"token operator\">&lt;<\/span>Metadata<span class=\"token punctuation\">.<\/span>Metadata<span class=\"token operator\">&gt;<\/span> layouts <span class=\"token operator\">=<\/span> \n            Metadata<span class=\"token punctuation\">.<\/span>Operations<span class=\"token punctuation\">.<\/span><span class=\"token function\">retrieve<\/span><span class=\"token punctuation\">(<\/span>Metadata<span class=\"token punctuation\">.<\/span>MetadataType<span class=\"token punctuation\">.<\/span>Layout<span class=\"token punctuation\">,<\/span> \n            <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">List<\/span><span class=\"token operator\">&lt;<\/span>String<span class=\"token operator\">&gt;<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token string\">'Account-Account Layout'<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        Metadata<span class=\"token punctuation\">.<\/span>Layout layoutMd <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span>Metadata<span class=\"token punctuation\">.<\/span>Layout<span class=\"token punctuation\">)<\/span> layouts<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        Metadata<span class=\"token punctuation\">.<\/span>LayoutSection layoutSectionToEdit <span class=\"token operator\">=<\/span> null<span class=\"token punctuation\">;<\/span>\n        List<span class=\"token operator\">&lt;<\/span>Metadata<span class=\"token punctuation\">.<\/span>LayoutSection<span class=\"token operator\">&gt;<\/span> layoutSections <span class=\"token operator\">=<\/span> layoutMd<span class=\"token punctuation\">.<\/span>layoutSections<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span>Metadata<span class=\"token punctuation\">.<\/span>LayoutSection section <span class=\"token operator\">:<\/span> layoutSections<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\n            \n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>System<span class=\"token punctuation\">.<\/span><span class=\"token function\">equals<\/span><span class=\"token punctuation\">(<\/span>section<span class=\"token punctuation\">.<\/span>label<span class=\"token punctuation\">,<\/span> <span class=\"token string\">'Account Information'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\n                layoutSectionToEdit <span class=\"token operator\">=<\/span> section<span class=\"token punctuation\">;<\/span>\n                <span class=\"token keyword\">break<\/span><span class=\"token punctuation\">;<\/span>\n            <span class=\"token punctuation\">}<\/span>\n        <span class=\"token punctuation\">}<\/span>\n        \n        <span class=\"token comment\">\/\/ \u6dfb\u52a0\u5de6\u680f\u4e2d\u201c\u5e10\u6237\u4fe1\u606f\u201d\u90e8\u5206\u4e0b\u7684\u5b57\u6bb5<\/span>\n        List<span class=\"token operator\">&lt;<\/span>Metadata<span class=\"token punctuation\">.<\/span>LayoutColumn<span class=\"token operator\">&gt;<\/span> layoutColumns <span class=\"token operator\">=<\/span> layoutSectionToEdit<span class=\"token punctuation\">.<\/span>layoutColumns<span class=\"token punctuation\">;<\/span>     \n        List<span class=\"token operator\">&lt;<\/span>Metadata<span class=\"token punctuation\">.<\/span>LayoutItem<span class=\"token operator\">&gt;<\/span> layoutItems <span class=\"token operator\">=<\/span> layoutColumns<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>layoutItems<span class=\"token punctuation\">;<\/span>\n        \n        <span class=\"token comment\">\/\/ \u4e3a\u81ea\u5b9a\u4e49\u5b57\u6bb5\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5e03\u5c40\u9879\u76ee<\/span>\n        Metadata<span class=\"token punctuation\">.<\/span>LayoutItem item <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">Metadata<span class=\"token punctuation\">.<\/span>LayoutItem<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        item<span class=\"token punctuation\">.<\/span>behavior <span class=\"token operator\">=<\/span> Metadata<span class=\"token punctuation\">.<\/span>UiBehavior<span class=\"token punctuation\">.<\/span>Edit<span class=\"token punctuation\">;<\/span>\n        item<span class=\"token punctuation\">.<\/span>field <span class=\"token operator\">=<\/span> <span class=\"token string\">'AMAPI__Apex_MD_API_sample_field__c'<\/span><span class=\"token punctuation\">;<\/span>\n        layoutItems<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span>item<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        \n        <span class=\"token keyword\">return<\/span> layoutMd<span class=\"token punctuation\">;<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<span class=\"token punctuation\">}<\/span>\n<\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\">\u672c\u793a\u4f8b\u4f7f\u7528Apex Metadata API\u4e2d\u7684\u7c7b\u548c\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5728Metadata\u547d\u540d\u7a7a\u95f4\u4e2d\u627e\u5230\u5b83\u3002 Metadata.Operations.retrieve\u65b9\u6cd5\u540c\u6b65\u5730\u4ece\u7ec4\u7ec7\u4e2d\u68c0\u7d22\u5143\u6570\u636e\u3002\u6211\u4eec\u63d0\u4f9b\u8981\u68c0\u7d22\u7684\u5143\u6570\u636e\u7ec4\u4ef6\u540d\u79f0\u5217\u8868\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u6b63\u5728\u68c0\u7d22\u5e10\u6237\u9875\u9762\u5e03\u5c40\u7684\u5143\u6570\u636e\u3002 retrieve\u65b9\u6cd5\u8fd4\u56de\u5339\u914d\u7ec4\u4ef6\u6570\u636e\u7684\u5217\u8868\uff0c\u7531\u4eceMetadata.Metadata\u6d3e\u751f\u7684\u7ec4\u4ef6\u7c7b\u8868\u793a\u3002<\/div>\n<\/div>\n<\/div>\n<div class=\"box message info\">\n<div class=\"inner\">\n<div class=\"bd\">\n<div class=\"media\">\n<div class=\"mediaBd\">\n<h4 class=\"mbs\">\u6ce8\u610f<\/h4>\n<p>\u8981\u4f7f\u7528\u8fd9\u4e2a\u7c7b\uff0c\u8bf7\u7528\u60a8\u7684\u540d\u79f0\u7a7a\u95f4\u548c\u5b57\u6bb5\u540d\u79f0\u66ff\u6362 &#8216;AMAPI__Apex_MD_API_sample_field__c&#8217; .<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p class=\"p\">\u6709\u5173Metadata\u540d\u79f0\u7a7a\u95f4\u4e2d\u7684\u7c7b\u7684\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605Apex\u5f00\u53d1\u4eba\u5458\u6307\u5357\u3002<\/p>\n<\/div>\n<\/div>\n<div id=\"apex_metadata_api_updates_callback\" class=\"topic concept nested0\" lang=\"en-us\" xml:lang=\"en-us\">\n<h2 id=\"Tdxn4tBK-heading4\" class=\"helpHead2\"><span id=\"topic-title\" class=\"ph\">\u63d0\u4f9b\u4e00\u4e2a\u56de\u8c03\u7c7b<\/span><\/h2>\n<div class=\"body conbody\">\n<p class=\"p\">\u73b0\u5728\u6211\u4eec\u5df2\u7ecf\u521b\u5efa\u4e86\u5e03\u5c40\u5b57\u6bb5\u5143\u6570\u636e\uff0c\u6211\u4eec\u51c6\u5907\u5c06\u5143\u6570\u636e\u90e8\u7f72\u5230\u6211\u4eec\u7684\u7ec4\u7ec7\u3002\u7531\u4e8e\u90e8\u7f72\u662f\u5f02\u6b65\u7684\uff0c\u56e0\u6b64\u6211\u4eec\u63d0\u4f9b\u56de\u8c03\uff0c\u4ee5\u4fbf\u5728\u6392\u961f\u7684\u90e8\u7f72\u5b8c\u6210\u65f6\u901a\u77e5\u6211\u4eec\u3002\u56de\u8c03\u7c7b\u5fc5\u987b\u5b9e\u73b0Metadata.DeployCallback\u63a5\u53e3\u3002<\/p>\n<div class=\"box message info\">\n<div class=\"inner\">\n<div class=\"bd\">\n<div class=\"media\">\n<div class=\"mediaBd\">\n<h4 class=\"mbs\">\u6ce8\u610f<\/h4>\n<p>\u7531\u4e8e\u56de\u8c03\u662f\u5728\u90e8\u7f72\u4e4b\u540e\u5f02\u6b65\u8c03\u7528\u7684\uff0c\u56e0\u6b64\u53ef\u80fd\u4f1a\u6709\u4e00\u4e2a\u77ed\u6682\u7684\u90e8\u7f72\u5b8c\u6210\u65f6\u95f4\uff0c\u4f46\u56de\u8c03\u5c1a\u672a\u8c03\u7528\u3002<\/p>\n<p>\u5728\u5f00\u53d1\u8005\u63a7\u5236\u53f0\u4e2d\uff0c\u4f7f\u7528\u540d\u79f0PostInstallCallback\u548c\u4e0b\u9762\u7684\u4ee3\u7801\u521b\u5efa\u4e00\u4e2aApex\u7c7b\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"codeblock\">\n<pre class=\"line-numbers code-toolbar language-java\"><code class=\" language-java\"><span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">PostInstallCallback<\/span> <span class=\"token keyword\">implements<\/span> <span class=\"token class-name\">Metadata<span class=\"token punctuation\">.<\/span>DeployCallback<\/span> <span class=\"token punctuation\">{<\/span>\n  \n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">handleResult<\/span><span class=\"token punctuation\">(<\/span>Metadata<span class=\"token punctuation\">.<\/span>DeployResult result<span class=\"token punctuation\">,<\/span>\n        Metadata<span class=\"token punctuation\">.<\/span>DeployCallbackContext context<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\n        \n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>result<span class=\"token punctuation\">.<\/span>status <span class=\"token operator\">==<\/span> Metadata<span class=\"token punctuation\">.<\/span>DeployStatus<span class=\"token punctuation\">.<\/span>Succeeded<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\n            <span class=\"token comment\">\/\/ \u90e8\u7f72\u6210\u529f\uff0c\u91c7\u53d6\u9002\u5f53\u7684\u884c\u52a8\u3002<\/span>\n            System<span class=\"token punctuation\">.<\/span><span class=\"token function\">debug<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'Deployment Succeeded!'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token punctuation\">{<\/span>\n            <span class=\"token comment\">\/\/ \u90e8\u7f72\u4e0d\u6210\u529f\uff0c\u91c7\u53d6\u9002\u5f53\u7684\u884c\u52a8\u3002<\/span>\n\t    System<span class=\"token punctuation\">.<\/span><span class=\"token function\">debug<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'Deployment Failed!'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token punctuation\">}<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><span style=\"font-size: 29px; font-weight: bold;\">\u521b\u5efa\u4e00\u4e2a\u90e8\u7f72\u5bb9\u5668<\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"apex_metadata_api_updates_deploy\" class=\"topic concept nested0\" lang=\"en-us\" xml:lang=\"en-us\">\n<div class=\"body conbody\">\n<p class=\"p\">Apex\u5143\u6570\u636eAPI\u63d0\u4f9b\u4e86Metadata.Operations.enqueueDeployment\u65b9\u6cd5\u6765\u5c06\u5143\u6570\u636e\u90e8\u7f72\u5230\u5f53\u524d\u7ec4\u7ec7\u3002\u5f53\u8c03\u7528\u6b64\u65b9\u6cd5\u65f6\uff0c\u90e8\u7f72\u8bf7\u6c42\u5c06\u6392\u961f\u8fdb\u884c\u5f02\u6b65\u5904\u7406\u3002<\/p>\n<div class=\"box message info\">\n<div class=\"inner\">\n<div class=\"bd\">\n<div class=\"media\">\n<div class=\"mediaBd\">\n<h4 class=\"mbs\">\u6ce8\u610f<\/h4>\n<p>\u90e8\u7f72\u5143\u6570\u636e\u65f6\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u548c\u66f4\u65b0\u7ec4\u4ef6\uff0c\u4f46\u4e0d\u80fd\u5220\u9664\u5b83\u4eec\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p class=\"p\">\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u521b\u5efa\u540d\u79f0\u4e3aDeployMetadata\u7684Apex\u7c7b\u3002\u8fd9\u4e2a\u7c7b\u521b\u5efa\u4e00\u4e2a\u90e8\u7f72\u5bb9\u5668\uff0c\u5e76\u5c06\u65b0\u7684\u5e03\u5c40\u5143\u6570\u636e\u6dfb\u52a0\u5230\u5b83\u3002\u5b83\u5b9e\u4f8b\u5316\u6211\u4eec\u7684\u56de\u8c03\u7c7b\uff0c\u5f53\u90e8\u7f72\u5b8c\u6210\u65f6\u8c03\u7528\u5b83\u3002\u7136\u540e\u8c03\u7528Metadata.Operations.enqueueDeployment\u65b9\u6cd5\u5c06\u65b0\u7684\u5143\u6570\u636e\u90e8\u7f72\u5230\u7ec4\u7ec7\u4e2d\u3002<\/p>\n<div class=\"codeblock\">\n<pre class=\"line-numbers code-toolbar language-java\"><code class=\" language-java\"><span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">DeployMetadata<\/span> <span class=\"token punctuation\">{<\/span>\n \n    <span class=\"token comment\">\/\/ \u521b\u5efa\u5143\u6570\u636e\u5bb9\u5668<\/span>\n    <span class=\"token keyword\">public<\/span> Metadata<span class=\"token punctuation\">.<\/span>DeployContainer <span class=\"token function\">constructDeploymentRequest<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\n        \n        Metadata<span class=\"token punctuation\">.<\/span>DeployContainer container <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">Metadata<span class=\"token punctuation\">.<\/span>DeployContainer<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        \n        <span class=\"token comment\">\/\/ \u6dfb\u52a0\u7ec4\u4ef6\u5230\u5bb9\u5668 <\/span>\n        Metadata<span class=\"token punctuation\">.<\/span>Layout layoutMetadata <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">UpdatePageLayout<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">buildLayout<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        container<span class=\"token punctuation\">.<\/span><span class=\"token function\">addMetadata<\/span><span class=\"token punctuation\">(<\/span>layoutMetadata<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">return<\/span> container<span class=\"token punctuation\">;<\/span>\n    <span class=\"token punctuation\">}<\/span>\n    \n    <span class=\"token comment\">\/\/ \u90e8\u7f72\u5143\u6570\u636e<\/span>\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">deploy<\/span><span class=\"token punctuation\">(<\/span>Metadata<span class=\"token punctuation\">.<\/span>DeployContainer container<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\n        <span class=\"token comment\">\/\/ \u521b\u5efa\u56de\u8c03<\/span>\n        PostInstallCallback callback <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">PostInstallCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        \n        <span class=\"token comment\">\/\/ \u4f7f\u7528\u65b0\u7ec4\u4ef6\u90e8\u7f72\u5bb9\u5668\u3002 <\/span>\n        Id asyncResultId <span class=\"token operator\">=<\/span> Metadata<span class=\"token punctuation\">.<\/span>Operations<span class=\"token punctuation\">.<\/span><span class=\"token function\">enqueueDeployment<\/span><span class=\"token punctuation\">(<\/span>container<span class=\"token punctuation\">,<\/span> callback<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"apex_metadata_api_updates_async\" class=\"topic concept nested0\" lang=\"en-us\" xml:lang=\"en-us\">\n<h2 id=\"Tdxn4tBK-heading6\" class=\"helpHead2\"><span id=\"topic-title\" class=\"ph\">\u5f02\u6b65\u90e8\u7f72\u5143\u6570\u636e<\/span><\/h2>\n<div class=\"body conbody\">\n<p class=\"p\">\u73b0\u5728\u6211\u4eec\u5df2\u7ecf\u7f16\u5199\u4e86\u6211\u4eec\u9700\u8981\u7684Apex\u7c7b\uff0c\u6211\u4eec\u53ef\u4ee5\u90e8\u7f72\u6211\u4eec\u7684\u81ea\u5b9a\u4e49\u5143\u6570\u636e\u3002\u6211\u4eec\u4ece\u540e\u5b89\u88c5\u811a\u672c\u542f\u52a8\u90e8\u7f72\uff0c\u540e\u8005\u662f\u4e00\u4e2a\u5b9e\u73b0InstallHandler\u63a5\u53e3\u7684Apex\u7c7b\u3002\u5982\u679c\u8f6f\u4ef6\u5305\u5305\u542b\u5b89\u88c5\u540e\u811a\u672c\uff0c\u5219\u5728\u5b89\u88c5\u6216\u5347\u7ea7\u8f6f\u4ef6\u5305\u540e\u811a\u672c\u5c06\u81ea\u52a8\u8fd0\u884c\u3002\u5728Developer Console\u4e2d\uff0c\u521b\u5efaPostInstallScript Apex\u7c7b\u3002<\/p>\n<div class=\"codeblock\">\n<pre class=\"line-numbers code-toolbar language-java\"><code class=\" language-java\"><span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">PostInstallScript<\/span> <span class=\"token keyword\">implements<\/span> <span class=\"token class-name\">InstallHandler<\/span> <span class=\"token punctuation\">{<\/span>\n    \n    <span class=\"token comment\">\/\/ \u90e8\u7f72\u5b89\u88c5\u540e\u7684\u5143\u6570\u636e<\/span>\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">onInstall<\/span><span class=\"token punctuation\">(<\/span>InstallContext context<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\n        DeployMetadata deployUtil <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">DeployMetadata<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        Metadata<span class=\"token punctuation\">.<\/span>DeployContainer container <span class=\"token operator\">=<\/span> deployUtil<span class=\"token punctuation\">.<\/span><span class=\"token function\">constructDeploymentRequest<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        deployUtil<span class=\"token punctuation\">.<\/span><span class=\"token function\">deploy<\/span><span class=\"token punctuation\">(<\/span>container<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><span style=\"font-size: 20px; font-weight: bold;\">\u6ce8\u610f<\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"box message info\">\n<div class=\"inner\">\n<div class=\"bd\">\n<div class=\"media\">\n<div class=\"mediaBd\">\n<p>\u60a8\u53ef\u4ee5\u5728\u5b89\u88c5\u540e\u811a\u672c\u4e2d\u68c0\u7d22\u548c\u90e8\u7f72\u5143\u6570\u636e\u3002\u4f46\u662f\uff0c\u5728\u5378\u8f7d\u811a\u672c\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4eceApex\u4ee3\u7801\u4e2d\u68c0\u7d22\u5143\u6570\u636e\uff0c\u4f46\u4e0d\u80fd\u90e8\u7f72\u5143\u6570\u636e\u3002<\/p>\n<p>\u800c\u5df2\uff01\u5f53\u60a8\u5728\u6bcf\u4e2a\u7ec4\u7ec7\u4e2d\u5347\u7ea7\u8f6f\u4ef6\u5305\u65f6\uff0c\u6b64\u811a\u672c\u4f1a\u5c06\u60a8\u7684\u65b0\u5b57\u6bb5\u6dfb\u52a0\u5230\u6240\u6709\u9875\u9762\u5e03\u5c40\u3002\u60a8\uff08\u548c\u60a8\u7684\u7ba1\u7406\u5458\uff09\u4e0d\u5fc5\u5728\u5b89\u88c5\u754c\u9762\u4e2d\u8fdb\u884c\u5355\u4e00\u66f4\u6539\u3002\u5728\u4e0b\u4e00\u4e2a\u5355\u5143\u4e2d\uff0c\u6211\u4eec\u770b\u4e00\u4e2a\u4e0d\u540c\u7684\u573a\u666f\u3002\u5f53\u4f60\u521b\u5efa\u4e00\u4e2a\u9700\u8981\u914d\u7f6e\u5e76\u90e8\u7f72\u5230\u591a\u4e2a\u7ec4\u7ec7\u7684\u81ea\u5b9a\u4e49\u5143\u6570\u636e\u7c7b\u578b\u65f6\u4f1a\u53d1\u751f\u4ec0\u4e48\uff1f<\/p>\n<p>\u4f46\u9996\u5148\uff0c\u8bd5\u8bd5\u770b\u3002\u5b8c\u6210\u4ee5\u4e0b\u6311\u6218\u6765\u6d4b\u8bd5\u4f60\u7684\u77e5\u8bc6\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u5b66\u4e60\u76ee\u6807 \u5b8c\u6210\u672c\u5355\u5143\u540e\uff0c\u60a8\u5c06\u80fd\u591f\uff1a \u4f7f\u7528Apex\u5143\u6570\u636eAPI\u4ece\u7ec4\u7ec7\u4e2d\u68c0\u7d22\u5143\u6570\u636e\u3002 \u4f7f\u7528Apex\u5143\u6570\u636eAPI\u66f4\u65b0 &hellip; <a href=\"http:\/\/www.ponybai.com\/?p=3404\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">Apex-Metadata API\uff082\uff09<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-3404","post","type-post","status-publish","format-standard","hentry","category-apex-metadata-api"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Apex-Metadata API\uff082\uff09 - \u767d\u767d\u968f\u7b14<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/www.ponybai.com\/?p=3404\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Apex-Metadata API\uff082\uff09 - \u767d\u767d\u968f\u7b14\" \/>\n<meta property=\"og:description\" content=\"\u5b66\u4e60\u76ee\u6807 \u5b8c\u6210\u672c\u5355\u5143\u540e\uff0c\u60a8\u5c06\u80fd\u591f\uff1a \u4f7f\u7528Apex\u5143\u6570\u636eAPI\u4ece\u7ec4\u7ec7\u4e2d\u68c0\u7d22\u5143\u6570\u636e\u3002 \u4f7f\u7528Apex\u5143\u6570\u636eAPI\u66f4\u65b0 &hellip; \u7ee7\u7eed\u9605\u8bfbApex-Metadata API\uff082\uff09\" \/>\n<meta property=\"og:url\" content=\"http:\/\/www.ponybai.com\/?p=3404\" \/>\n<meta property=\"og:site_name\" content=\"\u767d\u767d\u968f\u7b14\" \/>\n<meta property=\"article:published_time\" content=\"2018-01-27T11:28:27+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/11\/cropped-weixin2.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"248\" \/>\n\t<meta property=\"og:image:height\" content=\"248\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"ponybai\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"ponybai\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"http:\/\/www.ponybai.com\/?p=3404#article\",\"isPartOf\":{\"@id\":\"http:\/\/www.ponybai.com\/?p=3404\"},\"author\":{\"name\":\"ponybai\",\"@id\":\"http:\/\/www.ponybai.com\/#\/schema\/person\/935c7592c850c65e1e5eba4530dbf883\"},\"headline\":\"Apex-Metadata API\uff082\uff09\",\"datePublished\":\"2018-01-27T11:28:27+00:00\",\"dateModified\":\"2018-01-27T11:28:27+00:00\",\"mainEntityOfPage\":{\"@id\":\"http:\/\/www.ponybai.com\/?p=3404\"},\"wordCount\":62,\"publisher\":{\"@id\":\"http:\/\/www.ponybai.com\/#\/schema\/person\/935c7592c850c65e1e5eba4530dbf883\"},\"articleSection\":[\"Apex-Metadata API\"],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"WebPage\",\"@id\":\"http:\/\/www.ponybai.com\/?p=3404\",\"url\":\"http:\/\/www.ponybai.com\/?p=3404\",\"name\":\"Apex-Metadata API\uff082\uff09 - \u767d\u767d\u968f\u7b14\",\"isPartOf\":{\"@id\":\"http:\/\/www.ponybai.com\/#website\"},\"datePublished\":\"2018-01-27T11:28:27+00:00\",\"dateModified\":\"2018-01-27T11:28:27+00:00\",\"breadcrumb\":{\"@id\":\"http:\/\/www.ponybai.com\/?p=3404#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"http:\/\/www.ponybai.com\/?p=3404\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"http:\/\/www.ponybai.com\/?p=3404#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"http:\/\/www.ponybai.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Apex-Metadata 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