{"id":3647,"date":"2023-11-23T15:13:38","date_gmt":"2023-11-23T07:13:38","guid":{"rendered":"http:\/\/www.ponybai.com\/?p=3647"},"modified":"2023-11-21T15:19:18","modified_gmt":"2023-11-21T07:19:18","slug":"apex-%e7%b1%bb%e5%92%8c-java-%e7%b1%bb%e5%b7%ae%e5%bc%82","status":"publish","type":"post","link":"http:\/\/www.ponybai.com\/?p=3647","title":{"rendered":"Apex \u7c7b\u548c Java \u7c7b\u4e4b\u95f4\u7684\u5dee\u5f02"},"content":{"rendered":"\n<p>Apex \u7c7b\u548c Java \u7c7b\u7684\u5de5\u4f5c\u65b9\u5f0f\u76f8\u4f3c\uff0c\u4f46\u6709\u4e00\u4e9b\u91cd\u8981\u7684 \u5dee\u5f02\u3002\u4ee5\u4e0b\u662f Apex \u7c7b\u548c Java \u7c7b\u4e4b\u95f4\u7684\u4e3b\u8981\u533a\u522b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5185\u90e8\u7c7b\u548c\u63a5\u53e3\u53ea\u80fd\u5728\u5916\u90e8\u5185\u90e8\u58f0\u660e\u4e00\u4e2a\u7ea7\u522b \u7c7b\u3002<\/li>\n\n\n\n<li>\u9759\u6001\u65b9\u6cd5\u548c\u53d8\u91cf\u53ea\u80fd\u5728\u9876\u7ea7\u7c7b\u4e2d\u58f0\u660e \u5b9a\u4e49\uff0c\u800c\u4e0d\u662f\u5728\u5185\u90e8\u7c7b\u4e2d\u3002<\/li>\n\n\n\n<li>\u5185\u90e8\u7c7b\u7684\u884c\u4e3a\u7c7b\u4f3c\u4e8e\u9759\u6001 Java \u5185\u90e8\u7c7b\uff0c\u4f46\u4e0d\u9700\u8981\u5173\u952e\u5b57\u3002\u5185\u90e8\u7c7b\u53ef\u4ee5 \u5177\u6709\u50cf\u5916\u90e8\u7c7b\u4e00\u6837\u7684\u5b9e\u4f8b\u6210\u5458\u53d8\u91cf\uff0c\u4f46\u6ca1\u6709\u9690\u5f0f \u6307\u5411\u5916\u90e8\u7c7b\u7684\u5b9e\u4f8b\u7684\u6307\u9488\uff08\u4f7f\u7528 \u5173\u952e\u5b57\uff09\u3002<samp>static<\/samp><samp>this<\/samp><\/li>\n\n\n\n<li>\u8bbf\u95ee\u4fee\u9970\u7b26\u662f default\uff0c\u5e76\u8868\u793a\u65b9\u6cd5\u6216\u53d8\u91cf\u53ea\u80fd\u5728 \u5b9a\u4e49\u5b83\u7684 Apex \u7c7b\u3002\u5982\u679c\u672a\u6307\u5b9a\u8bbf\u95ee\u4fee\u9970\u7b26\uff0c\u5219 \u65b9\u6cd5\u6216\u53d8\u91cf\u662f \u3002<samp>private<\/samp><samp>private<\/samp><\/li>\n\n\n\n<li>\u4e0d\u4e3a\u65b9\u6cd5\u6216\u53d8\u91cf\u6307\u5b9a\u8bbf\u95ee\u4fee\u9970\u7b26\uff0c\u5e76\u4e14\u8bbf\u95ee\u4fee\u9970\u7b26\u662f \u540c\u4e49\u3002<samp>private<\/samp><\/li>\n\n\n\n<li>access \u4fee\u9970\u7b26\u8868\u793a \u65b9\u6cd5\u6216\u53d8\u91cf\u53ef\u4ee5\u7531\u6b64\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u4efb\u4f55 Apex \u4f7f\u7528\uff0c\u6216\u8005 \u547d\u540d\u7a7a\u95f4\u3002<samp>public<\/samp><\/li>\n\n\n\n<li>access \u4fee\u9970\u7b26\u8868\u793a \u65b9\u6cd5\u6216\u53d8\u91cf\u53ef\u4ee5\u7531\u4efb\u4f55\u6709\u6743\u8bbf\u95ee\u8be5\u7c7b\u7684 Apex \u4ee3\u7801\u4f7f\u7528\uff0c \u800c\u4e0d\u4ec5\u4ec5\u662f\u540c\u4e00\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684 Apex \u4ee3\u7801\u3002\u6b64\u8bbf\u95ee\u4fee\u9970\u7b26\u5e94\u4e3a \u7528\u4e8e\u9700\u8981\u5728\u5e94\u7528\u7a0b\u5e8f\u5916\u90e8\u5f15\u7528\u7684\u4efb\u4f55\u65b9\u6cd5\uff0c \u5728 SOAP API \u4e2d\u6216\u901a\u8fc7\u5176\u4ed6 Apex \u4ee3\u7801\u3002\u5982\u679c\u58f0\u660e\u65b9\u6cd5\u6216 \u53d8\u91cf\u4e3a \uff0c\u60a8\u8fd8\u5fc5\u987b \u5c06\u5305\u542b\u5b83\u7684\u7c7b\u58f0\u660e\u4e3a \u3002<samp>global<\/samp><samp>global<\/samp><samp>global<\/samp><\/li>\n\n\n\n<li>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u65b9\u6cd5\u548c\u7c7b\u662f\u6700\u7ec8\u7684\u3002\n<ul class=\"wp-block-list\">\n<li>\u5b9a\u4e49\u4fee\u9970\u7b26 \u5141\u8bb8\u6269\u5c55\u548c\u8986\u76d6\u3002<samp>virtual<\/samp><\/li>\n\n\n\n<li>\u5173\u952e\u5b57\u5fc5\u987b\u662f \u663e\u5f0f\u7528\u4e8e\u91cd\u5199\u57fa\u7c7b\u65b9\u6cd5\u7684\u65b9\u6cd5\u3002<samp>override<\/samp><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u63a5\u53e3\u65b9\u6cd5\u6ca1\u6709\u4fee\u9970\u7b26\uff0c\u5b83\u4eec\u59cb\u7ec8\u662f\u5168\u5c40\u7684\u3002<\/li>\n\n\n\n<li>\u5f02\u5e38\u7c7b\u5fc5\u987b\u6269\u5c55\u5f02\u5e38\u6216\u5176\u4ed6\u7528\u6237\u5b9a\u4e49\u7684\u5f02\u5e38\u3002\n<ul class=\"wp-block-list\">\n<li>\u4ed6\u4eec\u7684\u540d\u5b57\u5fc5\u987b\u4ee5\u5355\u8bcd \u7ed3\u5c3e\u3002<samp>exception<\/samp><\/li>\n\n\n\n<li>\u5f02\u5e38\u7c7b\u6709\u56db\u4e2a\u5185\u7f6e\u7684\u9690\u5f0f\u6784\u9020\u51fd\u6570\uff0c \u867d\u7136\u4f60\u53ef\u4ee5\u6dfb\u52a0\u5176\u4ed6\u4eba\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u7c7b\u548c\u63a5\u53e3\u53ef\u4ee5\u5728\u89e6\u53d1\u5668\u548c\u533f\u540d\u5757\u4e2d\u5b9a\u4e49\uff0c\u4f46\u53ea\u80fd \u4f5c\u4e3a\u672c\u5730\u4eba\u3002<\/li>\n<\/ul>\n\n\n\n<h1 class=\"wp-block-heading\">\u521b\u5efa\u7c7b\u5b9a\u4e49<\/h1>\n\n\n\n<p>\u4f7f\u7528\u73ed\u7ea7\u7f16\u8f91\u5668\u5728 Salesforce \u4e2d\u521b\u5efa\u73ed\u7ea7\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5728\u201c\u8bbe\u7f6e\u201d\u4e2d\uff0c\u8f93\u5165\u201c\u5feb\u901f\u201d \u201c\u67e5\u627e\u201d\u6846\uff0c\u7136\u540e\u9009\u62e9<strong>\u201cApex \u7c7b<\/strong>\u201d\u3002<kbd>Apex Classes<\/kbd><\/li>\n\n\n\n<li>\u5355\u51fb<strong>\u201c\u65b0\u5efa<\/strong>\u201d\u3002<\/li>\n\n\n\n<li><a><\/a>\u5355\u51fb<strong>\u201c\u7248\u672c\u8bbe\u7f6e<\/strong>\u201d \u6307\u5b9a Apex \u7684\u7248\u672c\u4ee5\u53ca\u4e0e\u6b64\u7c7b\u4e00\u8d77\u4f7f\u7528\u7684 API\u3002&nbsp;\u5982\u679c\u60a8\u7684\u7ec4\u7ec7\u5df2\u4ece AppExchange \u5b89\u88c5\u6258\u7ba1\u8f6f\u4ef6\u5305\uff0c \u60a8\u8fd8\u53ef\u4ee5\u6307\u5b9a\u8981\u4e0e\u6b64\u4e00\u8d77\u4f7f\u7528\u7684\u6bcf\u4e2a\u6258\u7ba1\u5305\u7684\u7248\u672c \u7c7b\u3002\u5bf9\u6240\u6709\u7248\u672c\u4f7f\u7528\u9ed8\u8ba4\u503c\u3002\u8fd9\u4f1a\u5c06 \u5177\u6709\u6700\u65b0\u7248\u672c\u7684 Apex \u548c API \u7684\u7c7b\uff0c\u4ee5\u53ca\u6bcf\u4e2a\u6258\u7ba1\u7684 \u5305\u3002<a><\/a>\u60a8\u53ef\u4ee5\u6307\u5b9a\u8f83\u65e7\u7684 \u6258\u7ba1\u5305\u7684\u7248\u672c\uff08\u5982\u679c\u8981\u8bbf\u95ee\u7ec4\u4ef6\u6216 \u4e0e\u6700\u65b0\u5305\u7248\u672c\u4e0d\u540c\u7684\u529f\u80fd\u3002\u4f60 \u53ef\u4ee5\u6307\u5b9a\u65e7\u7248\u672c\u7684 Apex \u548c API \u6765\u7ef4\u62a4\u7279\u5b9a\u884c\u4e3a\u3002<\/li>\n\n\n\n<li>\u5728\u7c7b\u7f16\u8f91\u5668\u4e2d\uff0c\u8f93\u5165\u7c7b\u7684 Apex \u4ee3\u7801\u3002\u4e00\u4e2a\u7c7b\u53ef\u4ee5\u542f\u52a8 \u957f\u5ea6\u4e3a 100 \u4e07\u4e2a\u5b57\u7b26\uff0c\u4e0d\u5305\u62ec\u6ce8\u91ca\u3001\u6d4b\u8bd5\u65b9\u6cd5\u6216 \u4f7f\u7528 \u5b9a\u4e49\u7684\u7c7b\u3002<samp>@IsTest<\/samp><\/li>\n\n\n\n<li>\u5355\u51fb<strong>\u201c<\/strong>\u4fdd\u5b58\u201d\u4ee5\u4fdd\u5b58\u66f4\u6539\u5e76\u8fd4\u56de\u5230\u8bfe\u7a0b \u8be6\u7ec6\u4fe1\u606f\u5c4f\u5e55\uff0c\u6216\u5355\u51fb<strong>\u201c\u5feb\u901f<\/strong>\u4fdd\u5b58\u201d\u4ee5\u4fdd\u5b58\u66f4\u6539 \uff0c\u7136\u540e\u7ee7\u7eed\u7f16\u8f91\u60a8\u7684\u8bfe\u7a0b\u3002\u60a8\u7684 Apex \u7c7b\u5fc5\u987b\u6b63\u786e\u7f16\u8bd1\u624d\u80fd \u60a8\u53ef\u4ee5\u4fdd\u5b58\u60a8\u7684\u8bfe\u7a0b\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5355\u51fb Generate \u4ece WSDL \u81ea\u52a8\u751f\u6210\u7c7b<strong>\u00a0\u6765\u81ea WSDL<\/strong>\u3002\u8bf7\u53c2\u9605\u00a0SOAP \u670d\u52a1\uff1a\u4ece WSDL \u6587\u6863\u5b9a\u4e49\u7c7b\u3002<\/p>\n\n\n\n<p>\u4fdd\u5b58\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7\u7c7b\u65b9\u6cd5\u6216\u53d8\u91cf\u901a\u8fc7\u5176\u4ed6 Apex \u4ee3\u7801\u8c03\u7528\u7c7b\uff0c \u4f8b\u5982\u89e6\u53d1\u5668\u3002<\/p>\n\n\n\n<p>\u6ce8\u610f<\/p>\n\n\n\n<p>\u4e3a\u4e86\u5e2e\u52a9\u5411\u540e\u517c\u5bb9\uff0c\u7c7b\u4e0e \u6307\u5b9a\u7684 Apex \u7248\u672c\u548c API\u3002\u5982\u679c Apex \u7c7b\u5f15\u7528\u7ec4\u4ef6\uff0c\u4f8b\u5982 \u81ea\u5b9a\u4e49\u5bf9\u8c61\uff0c\u5728\u5df2\u5b89\u88c5\u7684\u6258\u7ba1\u5305\u4e2d\uff0c\u6bcf\u4e2a\u6258\u7ba1\u7684\u7248\u672c\u8bbe\u7f6e \u7c7b\u5f15\u7528\u7684\u5305\u4e5f\u4f1a\u88ab\u4fdd\u5b58\u3002\u6b64\u5916\uff0c\u7c7b\u4f7f\u7528\u4e00\u4e2a\u6807\u5fd7\u8fdb\u884c\u5b58\u50a8\uff0c\u53ea\u8981\u4f9d\u8d56\u5143\u6570\u636e\u672a\u66f4\u6539\uff0c\u8be5\u6807\u5fd7\u5c31\u4f1a\u8bbe\u7f6e\u4e3a \u56e0\u4e3a\u8be5\u7c7b\u662f\u4e0a\u6b21\u7f16\u8bd1\u7684\u3002\u5982\u679c\u5bf9\u5bf9\u8c61\u540d\u79f0\u6216\u5b57\u6bb5\u8fdb\u884c\u4e86\u4efb\u4f55\u66f4\u6539 \u5728\u7c7b\u4e2d\u4f7f\u7528\u7684\u66f4\u6539\uff0c\u5305\u62ec\u8868\u9762\u66f4\u6539\uff0c\u4f8b\u5982\u5bf9\u5bf9\u8c61\u7684\u7f16\u8f91\u6216 \u5b57\u6bb5\u8bf4\u660e\uff0c\u6216\u8005\u5982\u679c\u5bf9\u8c03\u7528\u6b64\u7c7b\u7684\u7c7b\u8fdb\u884c\u4e86\u66f4\u6539\uff0c\u5219\u8be5\u6807\u5fd7\u5c06\u8bbe\u7f6e\u4e3a \u3002\u5f53\u89e6\u53d1\u5668\u6216 Web \u670d\u52a1\u8c03\u7528\u8c03\u7528\u65f6 \u7c7b\uff0c\u4ee3\u7801\u88ab\u91cd\u65b0\u7f16\u8bd1\uff0c\u5982\u679c\u6709\u4efb\u4f55\u9519\u8bef\uff0c\u7528\u6237\u4f1a\u6536\u5230\u901a\u77e5\u3002\u5982\u679c \u6ca1\u6709\u9519\u8bef\uff0c\u6807\u5fd7\u88ab\u91cd\u7f6e \u81ea\u3002<samp>isValid<\/samp><samp>true<\/samp><samp>isValid<\/samp><samp>false<\/samp><samp>isValid<\/samp><samp>true<\/samp><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Apex \u7c7b\u7f16\u8f91\u5668<\/h2>\n\n\n\n<p>Apex \u548c Visualforce \u7f16\u8f91\u5668\u5177\u6709\u4ee5\u4e0b\u529f\u80fd\uff1a\u8bed\u6cd5\u9ad8\u4eae\u663e\u793a\u7f16\u8f91\u5668\u4f1a\u81ea\u52a8\u4e3a\u5173\u952e\u5b57\u5e94\u7528\u8bed\u6cd5\u9ad8\u4eae\u663e\u793a\uff0c\u5e76\u4e14 \u6240\u6709\u51fd\u6570\u548c\u8fd0\u7b97\u7b26\u3002\u641c\u7d22 \uff08<img decoding=\"async\" src=\"https:\/\/developer.salesforce.com\/docs\/resources\/img\/en-us\/246.0?doc_id=dev_guides%2Fapex%2Fimages%2Fsearch.gif&amp;folder=apexcode\" alt=\"search icon\">)\u901a\u8fc7\u641c\u7d22\uff0c\u53ef\u4ee5\u5728\u5f53\u524d\u9875\u9762\u3001\u7c7b\u6216 \u89e6\u53d1\u3002\u82e5\u8981\u4f7f\u7528\u641c\u7d22\uff0c\u8bf7\u5728\u201c\u641c\u7d22\u201d\u6587\u672c\u6846\u4e2d\u8f93\u5165\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u5355\u51fb\u201c<strong>\u67e5\u627e\u201d \u4e0b\u4e00\u6b65<\/strong>\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8981\u5c06\u627e\u5230\u7684\u641c\u7d22\u5b57\u7b26\u4e32\u66ff\u6362\u4e3a\u53e6\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u8bf7\u8f93\u5165 \u201c\u66ff\u6362\u201d\u6587\u672c\u6846\u4e2d\u7684\u65b0\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u5355\u51fb\u201c<strong>\u66ff\u6362<\/strong>\u201d\u4ee5\u66ff\u6362\u8be5\u5b57\u7b26\u4e32 \u5b9e\u4f8b\uff0c\u6216<strong>\u201c\u5168\u90e8\u66ff\u6362\u201d\u6765\u66ff\u6362<\/strong>\u5b83 \u5b9e\u4f8b\u548c\u51fa\u73b0\u7684\u641c\u7d22\u5b57\u7b26\u4e32\u7684\u6240\u6709\u5176\u4ed6\u5b9e\u4f8b \u5728\u9875\u9762\u3001\u7c7b\u6216\u89e6\u53d1\u5668\u4e2d\u3002<\/li>\n\n\n\n<li>\u82e5\u8981\u4f7f\u641c\u7d22\u64cd\u4f5c\u533a\u5206\u5927\u5c0f\u5199\uff0c\u8bf7\u9009\u62e9<strong>\u201c\u5339\u914d\u5927\u5c0f\u5199<\/strong>\u201d\u9009\u9879\u3002<\/li>\n\n\n\n<li>\u82e5\u8981\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u4f5c\u4e3a\u641c\u7d22\u5b57\u7b26\u4e32\uff0c\u8bf7\u9009\u62e9\u201c<strong>\u6b63\u5219\u8868\u8fbe\u5f0f\u201d<\/strong>\u9009\u9879\u3002\u8fd9 \u6b63\u5219\u8868\u8fbe\u5f0f\u9075\u5faa JavaScript \u7684\u6b63\u5219\u8868\u8fbe\u5f0f \u89c4\u5219\u3002\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u8fdb\u884c\u641c\u7d22\u53ef\u4ee5\u627e\u5230 \u6362\u884c\u591a\u884c\u3002\u5982\u679c\u4f7f\u7528\u66ff\u6362\u64cd\u4f5c \u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u627e\u5230\u7684\u5b57\u7b26\u4e32\uff0c\u5c06 \u64cd\u4f5c\u8fd8\u53ef\u4ee5\u7ed1\u5b9a\u6b63\u5219\u8868\u8fbe\u5f0f\u7ec4\u53d8\u91cf \uff08\u3001 \u7b49\uff09\u4ece \u627e\u5230\u641c\u7d22\u5b57\u7b26\u4e32\u3002\u4f8b\u5982\uff0c\u8981\u5c06\u6807\u7b7e\u66ff\u6362\u4e3a\u6807\u7b7e\uff0c\u5e76\u4fdd\u7559\u6240\u6709 \u5c5e\u6027\u5bf9\u539f\u6765\u5b8c\u597d\u65e0\u635f\uff0c\u641c\u7d22\u5e76\u66ff\u6362 \u5b83\u4e0e.<samp>$1<\/samp><samp>$2<\/samp><samp>&lt;h1&gt;<\/samp><samp>&lt;h2&gt;<\/samp><samp>&lt;h1&gt;<\/samp><samp>&lt;h1(\\s+)(.*)&gt;<\/samp><samp>&lt;h2$1$2&gt;<\/samp><\/li>\n<\/ul>\n\n\n\n<p>\u8f6c\u5230\u884c \uff08<img decoding=\"async\" src=\"https:\/\/developer.salesforce.com\/docs\/resources\/img\/en-us\/246.0?doc_id=dev_guides%2Fapex%2Fimages%2Fgo_to_line.gif&amp;folder=apexcode\" alt=\"Go to line arrow\">)\u6b64\u6309\u94ae\u5141\u8bb8\u60a8\u7a81\u51fa\u663e\u793a\u6307\u5b9a\u7684\u884c\u53f7\u3002\u5982\u679c\u884c \u5f53\u524d\u4e0d\u53ef\u89c1\uff0c\u7f16\u8f91\u5668\u5c06\u6eda\u52a8\u5230\u8be5\u884c\u3002\u64a4\u6d88 \uff08<img decoding=\"async\" src=\"https:\/\/developer.salesforce.com\/docs\/resources\/img\/en-us\/246.0?doc_id=dev_guides%2Fapex%2Fimages%2Fundo.gif&amp;folder=apexcode\" alt=\"Undo button\">\uff09 \u548c\u91cd\u505a (<img decoding=\"async\" src=\"https:\/\/developer.salesforce.com\/docs\/resources\/img\/en-us\/246.0?doc_id=dev_guides%2Fapex%2Fimages%2Fredo.gif&amp;folder=apexcode\" alt=\"Redo button\">)\u4f7f\u7528\u64a4\u6d88\u53ef\u64a4\u6d88\u7f16\u8f91\u64cd\u4f5c\uff0c\u4f7f\u7528\u91cd\u505a\u53ef\u91cd\u65b0\u521b\u5efa\u7f16\u8f91 \u5df2\u64a4\u6d88\u7684\u64cd\u4f5c\u3002\u5b57\u4f53\u5927\u5c0f\u4ece\u4e0b\u62c9\u5217\u8868\u4e2d\u9009\u62e9\u5b57\u4f53\u5927\u5c0f\u4ee5\u63a7\u5236 \u7f16\u8f91\u5668\u4e2d\u663e\u793a\u7684\u5b57\u7b26\u3002\u884c\u548c\u5217\u4f4d\u7f6e\u5149\u6807\u7684\u884c\u548c\u5217\u4f4d\u7f6e\u663e\u793a\u5728\u72b6\u6001\u4e2d \u7f16\u8f91\u5668\u5e95\u90e8\u7684\u680f\u3002\u8fd9\u53ef\u4ee5\u4e0e\u8f6c\u5230\u884c\u4e00\u8d77\u4f7f\u7528 \uff08<img decoding=\"async\" src=\"https:\/\/developer.salesforce.com\/docs\/resources\/img\/en-us\/246.0?doc_id=dev_guides%2Fapex%2Fimages%2Fgo_to_line.gif&amp;folder=apexcode\" alt=\"Go to line arrow\">\uff09 \u81f3 \u5feb\u901f\u6d4f\u89c8\u7f16\u8f91\u5668\u3002\u884c\u6570\u548c\u5b57\u7b26\u6570\u884c\u6570\u548c\u5b57\u7b26\u603b\u6570\u663e\u793a\u5728\u72b6\u6001\u680f\u4e2d \u5728\u7f16\u8f91\u5668\u7684\u5e95\u90e8\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">\u547d\u540d\u7ea6\u5b9a<\/h1>\n\n\n\n<p>\u6211\u4eec\u5efa\u8bae\u9075\u5faa Java \u6807\u51c6 \u547d\u540d\uff0c\u5373\u7c7b\u4ee5\u5927\u5199\u5b57\u6bcd\u5f00\u5934\uff0c\u65b9\u6cd5\u4ee5\u5f00\u5934 \u4f7f\u7528\u5c0f\u5199\u52a8\u8bcd\uff0c\u53d8\u91cf\u540d\u79f0\u5e94\u8be5\u6709\u610f\u4e49\u3002<\/p>\n\n\n\n<p>\u5b9a\u4e49\u5177\u6709\u76f8\u540c\u540d\u79f0\u7684\u7c7b\u548c\u63a5\u53e3\u662f\u4e0d\u5408\u6cd5\u7684 \u5728\u540c\u4e00\u4e2a\u73ed\u7ea7\u3002\u5185\u90e8\u9636\u7ea7\u62e5\u6709\u4e5f\u662f\u4e0d\u5408\u6cd5\u7684 \u4e0e\u5176\u5916\u90e8\u7c7b\u540c\u540d\u3002\u4f46\u662f\uff0c\u65b9\u6cd5\u548c\u53d8\u91cf\u5177\u6709 \u5b83\u4eec\u5728\u7c7b\u4e2d\u81ea\u5df1\u7684\u547d\u540d\u7a7a\u95f4\uff0c\u56e0\u6b64\u8fd9\u4e09\u79cd\u7c7b\u578b\u7684\u540d\u79f0 \u4e0d\u8981\u76f8\u4e92\u51b2\u7a81\u3002\u7279\u522b\u662f\uff0c\u5bf9\u4e8e\u53d8\u91cf\u6765\u8bf4\uff0c\u5b83\u662f\u5408\u6cd5\u7684\uff0c \u65b9\u6cd5\uff0c\u4ee5\u53ca\u5177\u6709\u76f8\u540c\u540d\u79f0\u7684\u7c7b\u4e2d\u7684\u7c7b\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">\u540d\u79f0\u9634\u5f71<\/h1>\n\n\n\n<p>\u6210\u5458\u53d8\u91cf\u53ef\u4ee5\u88ab\u5c40\u90e8\u53d8\u91cf\u906e\u853d\uff0c\u7279\u522b\u662f \u51fd\u6570\u53c2\u6570\u3002\u8fd9\u5141\u8bb8\u6807\u51c6\u7684\u65b9\u6cd5\u548c\u6784\u9020\u51fd\u6570 Java \u8868\u5355\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Public Class Shadow {\n  String s;\n  Shadow(String s) { this.s = s; } \/\/ Same name ok\n  setS(String s) { this.s = s; } \/\/ Same name ok\n}<\/code><\/pre>\n\n\n\n<p>\u4e00\u4e2a\u7c7b\u4e2d\u7684\u6210\u5458\u53d8\u91cf\u53ef\u4ee5\u9690\u85cf\u6210\u5458\u53d8\u91cf \u7236\u7c7b\u4e2d\u7684\u76f8\u540c\u540d\u79f0\u3002\u5982\u679c\u4e24\u4e2a\u7c7b \u5728\u4e0d\u540c\u7684\u9876\u7ea7\u73ed\u7ea7\uff0c\u7531\u4e0d\u540c\u7684\u56e2\u961f\u7f16\u5199\u3002 \u4f8b\u5982\uff0c\u5982\u679c\u4e00\u4e2a\u4eba\u5f15\u7528\u4e86 C \u7c7b\u5e76\u5e0c\u671b\u83b7\u5f97 \u8bbf\u95ee\u7236\u7c7b P \u4e2d\u7684\u6210\u5458\u53d8\u91cf M\uff08\u540c\u540d \u4f5c\u4e3a C \u4e2d\u7684\u6210\u5458\u53d8\u91cf\uff09\uff0c\u5e94\u5c06\u5f15\u7528\u5206\u914d\u7ed9\u5f15\u7528 \u5148\u5230P\u3002<\/p>\n\n\n\n<p>\u9759\u6001\u53d8\u91cf\u53ef\u4ee5\u5728\u6574\u4e2a\u7c7b\u5c42\u6b21\u7ed3\u6784\u4e2d\u88ab\u9690\u85cf\uff0c\u56e0\u6b64 \u5982\u679c P \u5b9a\u4e49\u4e86\u4e00\u4e2a\u9759\u6001 S\uff0c\u5219\u5b50\u7c7b C \u4e5f\u53ef\u4ee5\u58f0\u660e\u4e00\u4e2a\u9759\u6001 S\u3002 C \u4e2d\u5bf9 S \u7684\u5f15\u7528\u662f\u6307\u8be5\u9759\u6001 &#8211; \u4ee5\u4fbf\u5f15\u7528 P\u4e2d\u7684\u90a3\u4e2a\uff0c\u5fc5\u987b\u4f7f\u7528\u8bed\u6cd5P.S\u3002<\/p>\n\n\n\n<p>\u9759\u6001\u7c7b\u53d8\u91cf\u4e0d\u80fd\u901a\u8fc7\u7c7b\u5b9e\u4f8b\u5f15\u7528\u3002 \u5b83\u4eec\u5fc5\u987b\u5355\u72ec\u4f7f\u7528\u539f\u59cb\u53d8\u91cf\u540d\u79f0\uff08\u5728 \u8be5\u9876\u7ea7\u7c7b\u6587\u4ef6\uff09\u6216\u4ee5\u7c7b\u540d\u4e3a\u524d\u7f00\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>public class p1 { \n  public static final Integer CLASS_INT = 1;\n  public class c { };\n}\np1.c c = new p1.c();\n\/\/ This is illegal\n\/\/ Integer i = c.CLASS_INT;\n\/\/ This is correct\nInteger i = p1.CLASS_INT;<\/code><\/pre>\n\n\n\n<h1 class=\"wp-block-heading\">\u547d\u540d\u7a7a\u95f4\u524d\u7f00<\/h1>\n\n\n\n<p>Salesforce \u5e94\u7528\u7a0b\u5e8f\u652f\u6301\u4f7f\u7528<dfn>\u547d\u540d\u7a7a\u95f4\u524d\u7f00<\/dfn>\u3002\u547d\u540d\u7a7a\u95f4\u524d\u7f00\u5728\u6258\u7ba1 AppExchange \u5305\u4e2d\u7528\u4e8e \u5c06\u81ea\u5b9a\u4e49\u5bf9\u8c61\u548c\u5b57\u6bb5\u540d\u79f0\u4e0e\u5176\u4ed6\u5bf9\u8c61\u548c\u5b57\u6bb5\u540d\u79f0\u533a\u5206\u5f00\u6765 \u7ec4\u7ec7\u3002<\/p>\n\n\n\n<p>\u91cd\u8981<\/p>\n\n\n\n<p>\u521b\u5efa\u547d\u540d\u7a7a\u95f4\u65f6\uff0c\u8bf7\u4f7f\u7528\u6709\u7528\u4e14 \u4e3a\u7528\u6237\u63d0\u4f9b\u4fe1\u606f\u3002\u4f46\u662f\uff0c\u4e0d\u8981\u4ee5\u4eba\u7684\u540d\u5b57\u547d\u540d\u547d\u540d\u7a7a\u95f4\uff08\u4f8b\u5982\uff0c\u901a\u8fc7 \u4f7f\u7528\u67d0\u4eba\u7684\u59d3\u540d\u3001\u6635\u79f0\u6216\u79c1\u4eba\u4fe1\u606f\uff09\u3002\u5206\u914d\u547d\u540d\u7a7a\u95f4\u540e\uff0c \u5b83\u4eec\u65e0\u6cd5\u66f4\u6539\u3002<\/p>\n\n\n\n<p>\u5f00\u53d1\u4eba\u5458\u6ce8\u518c\u5168\u5c40\u552f\u4e00\u7684\u547d\u540d\u7a7a\u95f4\u524d\u7f00\u5e76\u5c06\u5176\u6ce8\u518c\u5230 AppExchange \u6ce8\u518c\u8868\uff0c\u5bf9\u81ea\u5b9a\u4e49\u5bf9\u8c61\u548c\u5b57\u6bb5\u540d\u79f0\u7684\u5916\u90e8\u5f15\u7528 \u5f00\u53d1\u4eba\u5458\u7684\u6258\u7ba1\u5305\u91c7\u7528\u4ee5\u4e0b\u957f\u683c\u5f0f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><em>namespace_prefix<\/em>__<em>obj_or_field_name<\/em>__c<\/code><\/pre>\n\n\n\n<p>\u8fd9\u4e9b\u5b8c\u5168\u9650\u5b9a\u7684\u540d\u79f0\u5728\u5de5\u4f5c SOQL \u6216 SOSL \u8bed\u53e5\u4e2d\u66f4\u65b0\u53ef\u80fd\u5f88\u7e41\u7410\uff0c \u548c Apex \u4e00\u65e6\u4e00\u4e2a\u7c7b\u88ab\u6807\u8bb0\u4e3a\u201c\u6258\u7ba1\u201d\u3002\u56e0\u6b64\uff0cApex \u652f\u6301\u9ed8\u8ba4 \u547d\u540d\u7a7a\u95f4\u7528\u4e8e\u67b6\u6784\u540d\u79f0\u3002\u5728\u67e5\u770b\u6807\u8bc6\u7b26\u65f6\uff0c\u89e3\u6790\u5668\u5047\u5b9a \u5f53\u524d\u5bf9\u8c61\u7684\u547d\u540d\u7a7a\u95f4\u662f\u6240\u6709\u5176\u4ed6\u5bf9\u8c61\u548c\u5b57\u6bb5\u7684\u547d\u540d\u7a7a\u95f4\uff0c\u9664\u975e \u53e6\u6709\u8bf4\u660e\u3002\u56e0\u6b64\uff0c\u5b58\u50a8\u7c7b\u5fc5\u987b\u5f15\u7528\u81ea\u5b9a\u4e49\u5bf9\u8c61\u548c\u5b57\u6bb5 \u76f4\u63a5\uff08\u4f7f\u7528 \uff09\u4e3a\u5df2\u5b9a\u4e49\u7684\u5bf9\u8c61\u547d\u540d \u5728\u5176\u76f8\u540c\u7684\u5e94\u7528\u7a0b\u5e8f\u547d\u540d\u7a7a\u95f4\u4e2d\u3002<samp>&nbsp;<var>obj_or_field_name<\/var>__c<\/samp><\/p>\n\n\n\n<p>\u63d0\u793a<\/p>\n\n\n\n<p>\u4ec5\u5728\u5f15\u7528\u81ea\u5b9a\u4e49\u5bf9\u8c61\u65f6\u4f7f\u7528\u547d\u540d\u7a7a\u95f4\u524d\u7f00 \u4ee5\u53ca\u5df2\u4ece AppExchange\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u8c03\u7528\u5305\u65b9\u6cd5\u65f6\u4f7f\u7528\u547d\u540d\u7a7a\u95f4<\/h2>\n\n\n\n<p>\u82e5\u8981\u8c03\u7528\u6258\u7ba1\u5305\u4e2d\u5b9a\u4e49\u7684\u65b9\u6cd5\uff0cApex \u5141\u8bb8\u5b8c\u5168\u9650\u5b9a \u8868\u5355\u7684\u6807\u8bc6\u7b26\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><em>namespace_prefix<\/em>.<em>class<\/em>.<em>method<\/em>(<em>args<\/em>)<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u7248\u672c\u5316\u884c\u4e3a\u66f4\u6539<\/h2>\n\n\n\n<p>\u5728 API \u7248\u672c 34.0 \u53ca\u66f4\u9ad8\u7248\u672c\u4e2d\uff0c\u81ea\u5b9a\u4e49 SObjectType \u4e0a\u7684 Schema.DescribeSObjectResult \u5305\u62ec\u4ee5\u547d\u540d\u7a7a\u95f4\u4e3a\u524d\u7f00\u7684\u6620\u5c04\u952e\uff0c\u5373\u4f7f\u547d\u540d\u7a7a\u95f4\u662f \u5f53\u524d\u6b63\u5728\u6267\u884c\u7684\u4ee3\u7801\u3002\u5982\u679c\u60a8\u4f7f\u7528\u591a\u4e2a\u547d\u540d\u7a7a\u95f4\u5e76\u751f\u6210\u8fd0\u884c\u65f6 \u63cf\u8ff0\u6570\u636e\uff0c\u8bf7\u786e\u4fdd\u60a8\u7684\u4ee3\u7801\u4f7f\u7528\u547d\u540d\u7a7a\u95f4\u6b63\u786e\u8bbf\u95ee\u5bc6\u94a5 \u524d\u7f00\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f7f\u7528 System \u547d\u540d\u7a7a\u95f4<\/li>\n\n\n\n<li>\u4f7f\u7528\u67b6\u6784\u547d\u540d\u7a7a\u95f4<br>\u547d\u540d\u7a7a\u95f4\u63d0\u4f9b\u7528\u4e8e\u5904\u7406\u67b6\u6784\u5143\u6570\u636e\u4fe1\u606f\u7684\u7c7b\u548c\u65b9\u6cd5\u3002\u6211\u4eec\u9690\u5f0f\u5bfc\u5165 \uff0c\u4f46\u662f\u5f53\u547d\u540d\u7a7a\u95f4\u5143\u7d20\u4e0e\u975e\u6258\u7ba1\u4ee3\u7801\u4e2d\u7684\u9879\u53d1\u751f\u547d\u540d\u51b2\u7a81\u65f6\uff0c\u5fc5\u987b\u5b8c\u5168\u9650\u5b9a\u547d\u540d\u7a7a\u95f4\u5143\u7d20\u7684\u4f7f\u7528\u3002\u5982\u679c\u60a8\u7684\u7ec4\u7ec7\u5305\u542b\u4e0e sObject \u540c\u540d\u7684 Apex \u7c7b\uff0c\u8bf7\u5728\u4ee3\u7801\u4e2d\u5c06\u547d\u540d\u7a7a\u95f4\u524d\u7f00\u6dfb\u52a0\u5230 sObject \u540d\u79f0\u4e2d\u3002<samp>SchemaSchema.*SchemaSchema<\/samp><\/li>\n\n\n\n<li>\u547d\u540d\u7a7a\u95f4\u3001\u7c7b\u548c\u53d8\u91cf\u540d\u79f0\u4f18\u5148\u7ea7<\/li>\n\n\n\n<li>\u7c7b\u578b\u7684\u7c7b\u578b\u89e3\u6790\u548c\u7cfb\u7edf\u547d\u540d\u7a7a\u95f4<\/li>\n<\/ol>\n\n\n\n<h1 class=\"wp-block-heading\">\u4f7f\u7528 System \u547d\u540d\u7a7a\u95f4<\/h1>\n\n\n\n<p>\u547d\u540d\u7a7a\u95f4\u662f Apex \u4e2d\u7684\u9ed8\u8ba4\u547d\u540d\u7a7a\u95f4\u3002\u8fd9\u610f\u5473\u7740\u60a8\u53ef\u4ee5\u5728\u521b\u5efa\u65b0\u7684\u547d\u540d\u7a7a\u95f4\u65f6\u7701\u7565\u547d\u540d\u7a7a\u95f4 \u7cfb\u7edf\u7c7b\u7684\u5b9e\u4f8b\u6216\u8c03\u7528\u7cfb\u7edf\u65b9\u6cd5\u65f6\u3002\u4f8b\u5982 \u56e0\u4e3a\u5185\u7f6e\u7684 URL \u7c7b\u5728\u547d\u540d\u7a7a\u95f4\u4e2d\uff0c\u6240\u4ee5\u8fd9\u4e24\u4e2a\u8bed\u53e5\u90fd\u8981\u521b\u5efa\u4e00\u4e2a \u7c7b\u7684\u5b9e\u4f8b \u662f\u7b49\u6548\u7684\uff1a<samp>System<\/samp><samp>System<\/samp><samp>URL<\/samp><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>System.URL url1 = new System.URL('https:\/\/<em>MyDomainName<\/em>.my.salesforce.com\/');\n<\/code><\/pre>\n\n\n\n<p>\u548c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>URL url1 = new URL('https:\/\/<em>MyDomainName<\/em>.my.salesforce.com\/');\n<\/code><\/pre>\n\n\n\n<p>\u540c\u6837\uff0c\u8981\u5728\u7c7b\u4e0a\u8c03\u7528\u9759\u6001\u65b9\u6cd5\uff0c\u53ef\u4ee5\u7f16\u5199 \u4ee5\u4e0b\u5185\u5bb9\uff1a<samp>URL<\/samp><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>System.URL.getCurrentRequestUrl();<\/code><\/pre>\n\n\n\n<p>\u827a\u672f<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>URL.getCurrentRequestUrl();<\/code><\/pre>\n\n\n\n<p>\u6ce8\u610f<\/p>\n\n\n\n<p>\u9664\u4e86\u547d\u540d\u7a7a\u95f4\u4e4b\u5916\uff0c\u547d\u540d\u7a7a\u95f4\u4e2d\u8fd8\u6709\u4e00\u4e2a\u5185\u7f6e\u7c7b\uff0c \u5b83\u63d0\u4f9b\u4e86\u7c7b\u4f3c \u548c \u7684\u65b9\u6cd5\u3002\u4e0d\u8981 \u5bf9\u547d\u540d\u7a7a\u95f4\u548c\u7c7b\u90fd\u5177\u6709\u8fd9\u4e00\u4e8b\u5b9e\u611f\u5230\u56f0\u60d1 \u5728\u672c\u4f8b\u4e2d\u4e3a\u76f8\u540c\u540d\u79f0\u3002\u548c\u8bed\u53e5\u662f\u7b49\u6548\u7684\u3002<samp>System<\/samp><samp>System<\/samp><samp>System<\/samp><samp>assertEquals<\/samp><samp>debug<\/samp><samp>System.debug(&#8216;debug&nbsp;message&#8217;);<\/samp><samp>System.System.debug(&#8216;debug&nbsp;message&#8217;);<\/samp><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4f7f\u7528 System \u547d\u540d\u7a7a\u95f4\u6d88\u9664\u6b67\u4e49<\/h2>\n\n\n\n<p>\u5728\u8c03\u7528\u7cfb\u7edf\u7c7b\u7684\u9759\u6001\u65b9\u6cd5\u65f6\uff0c\u4e0d\u5305\u542b\u547d\u540d\u7a7a\u95f4\u66f4\u5bb9\u6613\uff0c \u4f46\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u60a8\u5fc5\u987b\u5305\u542b\u547d\u540d\u7a7a\u95f4\u624d\u80fd\u533a\u5206 \u6765\u81ea\u540c\u540d\u81ea\u5b9a\u4e49 Apex \u7c7b\u7684\u5185\u7f6e Apex \u7c7b\u3002\u5982\u679c\u60a8\u7684\u7ec4\u7ec7\u5305\u542b\u60a8\u5b9a\u4e49\u7684 Apex \u7c7b\uff0c\u8fd9\u4e9b\u7c7b\u7684\u540d\u79f0\u4e0e\u5185\u7f6e\u7c7b\u76f8\u540c \u7c7b\uff0c\u5219 Apex \u8fd0\u884c\u65f6\u9ed8\u8ba4\u4e3a\u60a8\u7684\u81ea\u5b9a\u4e49\u7c7b\uff0c\u5e76\u8c03\u7528 \u7c7b\u3002\u8ba9\u6211\u4eec\u770b\u4e00\u4e0b\u4e0b\u9762\u7684\u4f8b\u5b50\u3002<samp>System<\/samp><samp>System<\/samp>\u521b\u9020 \u6b64\u81ea\u5b9a\u4e49 Apex \u7c7b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>public class Database {\n    public static String query() {\n       return 'wherefore art thou namespace?';\n    }\n}<\/code><\/pre>\n\n\n\n<p>\u5728\u5f00\u53d1\u8005\u63a7\u5236\u53f0\u4e2d\u6267\u884c\u4ee5\u4e0b\u8bed\u53e5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sObject&#91;] acct = Database.query('SELECT Name FROM Account LIMIT 1');\nSystem.debug(acct&#91;0].get('Name'));<\/code><\/pre>\n\n\n\n<p>\u6267\u884c\u8bed\u53e5\u65f6\uff0cApex \u9996\u5148\u5728\u81ea\u5b9a\u4e49\u7c7b\u4e0a\u67e5\u627e\u67e5\u8be2\u65b9\u6cd5\u3002\u4f46\u662f\uff0c\u8fd9\u91cc\u7684\u67e5\u8be2\u65b9\u6cd5 class \u4e0d\u63a5\u53d7\u4efb\u4f55\u53c2\u6570\uff0c\u56e0\u6b64\u627e\u4e0d\u5230\u5339\u914d\u9879 \u51fa\u73b0\u9519\u8bef\u3002\u81ea\u5b9a\u4e49\u7c7b\u5c06\u91cd\u5199\u547d\u540d\u7a7a\u95f4\u4e2d\u7684\u5185\u7f6e\u7c7b\u3002 \u82e5\u8981\u89e3\u51b3\u6b64\u95ee\u9898\uff0c\u8bf7\u5728\u7c7b\u540d\u4e2d\u6dfb\u52a0\u547d\u540d\u7a7a\u95f4\u524d\u7f00\uff0c\u4ee5\u663e\u5f0f\u6307\u793a Apex \u8fd0\u884c\u65f6\u8c03\u7528\u5185\u7f6e Database \u7c7b\u4e0a\u7684\u67e5\u8be2\u65b9\u6cd5 \u5728\u547d\u540d\u7a7a\u95f4\u4e2d\uff1a<samp>Database.query<\/samp><samp>Database<\/samp><samp>Database<\/samp><samp>Database<\/samp><samp>System<\/samp><samp>System<\/samp><samp>System<\/samp><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sObject&#91;] acct = System.Database.query('SELECT Name FROM Account LIMIT 1');\nSystem.debug(acct&#91;0].get('Name'));<\/code><\/pre>\n\n\n\n<h1 class=\"wp-block-heading\">\u4f7f\u7528 Schema \u547d\u540d\u7a7a\u95f4<\/h1>\n\n\n\n<p>\u547d\u540d\u7a7a\u95f4\u63d0\u4f9b\u7c7b\u548c \u7528\u4e8e\u5904\u7406\u67b6\u6784\u5143\u6570\u636e\u4fe1\u606f\u7684\u65b9\u6cd5\u3002\u6211\u4eec\u9690\u5f0f\u5bfc\u5165 \uff0c\u4f46\u662f\u5f53\u547d\u540d\u7a7a\u95f4\u5143\u7d20\u6709\u547d\u540d\u51b2\u7a81\u65f6\uff0c\u60a8\u5fc5\u987b\u5b8c\u5168\u9650\u5b9a\u5bf9\u547d\u540d\u7a7a\u95f4\u5143\u7d20\u7684\u4f7f\u7528 \u4e0e\u975e\u6258\u7ba1\u4ee3\u7801\u4e2d\u7684\u9879\u4e00\u8d77\u4f7f\u7528\u3002\u5982\u679c\u60a8\u7684\u7ec4\u7ec7\u5305\u542b\u540c\u540d\u7684 Apex \u7c7b \u4f5c\u4e3a sObject\uff0c\u5c06\u547d\u540d\u7a7a\u95f4\u524d\u7f00\u6dfb\u52a0\u5230 s\u4ee3\u7801\u4e2d\u7684\u5bf9\u8c61\u540d\u79f0\u3002<\/p>\n\n\n\n<p><samp>Schema<\/samp><samp>Schema.*<\/samp><samp>Schema<\/samp><samp>Schema<\/samp><\/p>\n\n\n\n<p>\u5728\u521b\u5efa\u67b6\u6784\u7c7b\u7684\u5b9e\u4f8b\u6216\u8c03\u7528 schema \u65b9\u6cd5\u3002\u4f8b\u5982\uff0c\u7531\u4e8e \u548c \u7c7b\u4f4d\u4e8e\u547d\u540d\u7a7a\u95f4\u4e2d\uff0c\u56e0\u6b64\u8fd9\u4e9b\u4ee3\u7801 \u6bb5\u662f\u7b49\u6548\u7684\u3002<samp>DescribeSObjectResult<\/samp><samp>FieldSet<\/samp><samp>Schema<\/samp><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Schema.DescribeSObjectResult d = Account.sObjectType.getDescribe();\nMap&lt;String, Schema.FieldSet&gt; FSMap = d.fieldSets.getMap();<\/code><\/pre>\n\n\n\n<p>\u548c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>DescribeSObjectResult d = Account.sObjectType.getDescribe();\nMap&lt;String, FieldSet&gt; FSMap = d.fieldSets.getMap();<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u4f7f\u7528\u67b6\u6784\u547d\u540d\u7a7a\u95f4\u6d88\u9664\u6b67\u4e49<\/h2>\n\n\n\n<p>\u7528\u4e8e \u5f15\u7528\u4e0e\u81ea\u5b9a\u4e49\u7c7b\u540c\u540d\u7684 sObject\u3002\u8fd9\u79cd\u6d88\u6b67\u4e49 \u6307\u793a Apex \u8fd0\u884c\u65f6\u4f7f\u7528 sObject\u3002<samp>Schema.<var>object_name<\/var><\/samp><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>public class Account {\n   public Integer myInteger;\n}\n\n\/\/ ...\n\n\/\/ Create a standard Account object myAccountSObject\nSchema.Account myAccountSObject = new Schema.Account();\n\/\/ Create accountClassInstance, a custom class in your org\nAccount accountClassInstance = new Account();\nmyAccountSObject.Name = 'Snazzy Account';\naccountClassInstance.myInteger = 1;<\/code><\/pre>\n\n\n\n<h1 class=\"wp-block-heading\">\u547d\u540d\u7a7a\u95f4\u3001\u7c7b\u548c\u53d8\u91cf\u540d\u79f0\u4f18\u5148\u7ea7<\/h1>\n\n\n\n<p>\u56e0\u4e3a\u5c40\u90e8\u53d8\u91cf\u3001\u7c7b\u540d\u548c\u547d\u540d\u7a7a\u95f4\u90fd\u53ef\u4ee5\u5047\u8bbe \u4f7f\u7528\u76f8\u540c\u7684\u6807\u8bc6\u7b26\uff0cApex \u89e3\u6790\u5668\u4ee5\u5982\u4e0b\u5f62\u5f0f\u8bc4\u4f30\u8868\u8fbe\u5f0f\uff1a<\/p>\n\n\n\n<p><samp>name1.name2.[&#8230;].nameN<\/samp><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u89e3\u6790\u5668\u9996\u5148\u5047\u5b9a\u8fd9\u662f\u4e00\u4e2a\u5c40\u90e8\u53d8\u91cf\uff0c\u5176\u4e2d &#8211; \u4f5c\u4e3a \u5b57\u6bb5\u5f15\u7528\u3002<samp>name1<\/samp><samp>name2<\/samp><samp>nameN<\/samp><\/li>\n\n\n\n<li>\u5982\u679c\u7b2c\u4e00\u4e2a\u5047\u8bbe\u4e0d\u6210\u7acb\uff0c\u5219\u89e3\u6790\u5668\u5c06\u5047\u8bbe \u8fd9\u662f\u4e00\u4e2a\u7c7b\u540d \u5e76\u4e14\u662f\u9759\u6001\u53d8\u91cf \u5e26\u6709 &#8211; \u7684\u540d\u79f0\u4f5c\u4e3a\u5b57\u6bb5\u5f15\u7528\u3002<samp>name1<\/samp><samp>name2<\/samp><samp>name3<\/samp><samp>nameN<\/samp><\/li>\n\n\n\n<li>\u5982\u679c\u7b2c\u4e8c\u4e2a\u5047\u8bbe\u4e0d\u6210\u7acb\uff0c\u5219\u89e3\u6790\u5668\u5047\u5b9a \u5373\u547d\u540d\u7a7a\u95f4 name\uff0c\u662f\u7c7b\u540d\uff0c\u662f\u9759\u6001\u53d8\u91cf\u540d\uff0c \u548c &#8211; \u662f\u5b57\u6bb5\u5f15\u7528\u3002<samp>name1<\/samp><samp>name2<\/samp><samp>name3<\/samp><samp>name4<\/samp><samp>nameN<\/samp><\/li>\n\n\n\n<li>\u5982\u679c\u7b2c\u4e09\u4e2a\u5047\u8bbe\u4e0d\u6210\u7acb\uff0c\u5219\u89e3\u6790\u5668\u62a5\u544a \u4e00\u4e2a\u9519\u8bef\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u5982\u679c\u8868\u8fbe\u5f0f\u4ee5\u4e00\u7ec4\u62ec\u53f7\u7ed3\u5c3e\uff08\u4f8b\u5982\uff0c\uff09\uff0c\u5219 Apex \u89e3\u6790\u5668\u5c06\u6309\u5982\u4e0b\u65b9\u5f0f\u8ba1\u7b97\u8868\u8fbe\u5f0f\uff1a<\/p>\n\n\n\n<p><samp>name1.name2.[&#8230;].nameM.nameN()<\/samp><\/p>\n\n\n\n<ol 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\n}<\/code><\/pre>\n\n\n\n<p>\u90a3\u4e48\u4ee5\u4e0b\u8868\u8fbe\u90fd\u662f\u5408\u6cd5\u7684\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>c.c1.c2.a.name\nc.c1.c2.a.owner.lastName.toLowerCase()\nc.c1.c2.a.tasks\nc.c1.c2.a.contacts.size()<\/code><\/pre>\n\n\n\n<h1 class=\"wp-block-heading\">\u7c7b\u578b\u89e3\u6790\u548c\u7cfb\u7edf\u547d\u540d\u7a7a\u95f4 \u7c7b\u578b<\/h1>\n\n\n\n<p>\u56e0\u4e3a\u7c7b\u578b\u7cfb\u7edf\u5fc5\u987b\u89e3\u6790\u5b9a\u4e49\u7684\u7528\u6237\u5b9a\u4e49\u7c7b\u578b \u5728\u672c\u5730\u6216\u5176\u4ed6\u7c7b\u4e2d\uff0cApex \u89e3\u6790\u5668\u6309\u5982\u4e0b\u65b9\u5f0f\u8bc4\u4f30\u7c7b\u578b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5bf9\u4e8e\u7c7b\u578b\u5f15\u7528\uff0c\u89e3\u6790\u5668\u9996\u5148\u5c06\u8be5\u7c7b\u578b\u67e5\u627e\u4e3a\u6807\u91cf\u7c7b\u578b\u3002<samp>TypeN<\/samp><\/li>\n\n\n\n<li>\u5982\u679c\u672a\u627e\u5230\uff0c 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