{"id":10021088,"date":"2025-11-21T15:54:05","date_gmt":"2025-11-21T07:54:05","guid":{"rendered":"https:\/\/itmax.cn\/?p=10021088"},"modified":"2025-11-21T15:54:05","modified_gmt":"2025-11-21T07:54:05","slug":"%e5%88%9d%e8%af%86%e7%8a%b6%e6%80%81%e6%a8%a1%e5%bc%8f","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10021088","title":{"rendered":"\u521d\u8bc6\u72b6\u6001\u6a21\u5f0f"},"content":{"rendered":"<h2>\u524d\u8a00<\/h2>\n<p>\u5728\u6700\u8fd1\u5199\u9879\u76ee\u7684\u65f6\u5019\uff0c\u6d89\u53ca\u5230\u4e00\u4e2a\u9700\u6c42\uff0c\u5728\u9014\u8d27\u7269\u6a21\u5757\uff0c\u8d27\u7269\u7684\u72b6\u6001\u6709\u56db\u79cd\uff0c\u5206\u522b\u662f\u5f85\u53d1\uff0c\u5728\u9014\uff0c\u5230\u6e2f\uff0c\u5b8c\u6210\u3002\u8fd9\u56db\u4e2a\u72b6\u6001\u7684\u5173\u7cfb\u662f\uff0c\u7531\u5f85\u53d1\u72b6\u6001\u5207\u6362\u4e3a\u5728\u9014\u72b6\u6001\u65f6\uff0c\u9700\u8981\u589e\u52a0\u5b57\u6bb5\u6bd4\u5982\u88c5\u8fd0\u65e5\u671f\u5b57\u6bb5\uff0c\u540c\u65f6\u5207\u6362\u4e3a\u5728\u9014\u72b6\u6001\u540e\u5c31\u4e0d\u80fd\u5207\u6362\u4e3a\u5f85\u53d1\u72b6\u6001\uff0c\u5176\u4ed6\u7684\u72b6\u6001\u4e5f\u662f\u8fd9\u4e2a\u601d\u60f3\u3002\u8d77\u521d\u5199\u7684\u65f6\u5019\u6309\u7167\u4ee5\u524d\u7684\u601d\u8def\uff0c\u9700\u8981\u5207\u6362\u4ec0\u4e48\u72b6\u6001\uff0c\u6211\u5c31\u5bf9\u5e94\u5199\u4e00\u4e2a\u65b9\u6cd5\uff0c\u4f46\u662f\u8fd9\u6837\u9762\u4e34\u4e00\u4e2a\u95ee\u9898\uff0c\u5224\u65ad\u7684\u72b6\u6001\u8d8a\u6765\u8d8a\u591a\u4e14\u5199\u5728\u4e00\u6574\u4e2a\u7c7b\u4e2d\uff0c\u592a\u8fc7\u4e8e\u5197\u6742\uff0c\u67e5\u627e\u8d77\u6765\u8f83\u4e3a\u56f0\u96be\uff0c\u5982\u679c\u518d\u589e\u52a0\u591a\u4e2a\u72b6\u6001\u5c31\u662f\u975e\u5e38\u707e\u96be\u7684\u3002<strong>\u542c\u6f58\u8001\u5e08\u7684\u5efa\u8bae\u540e\uff0c\u9009\u62e9\u7528\u72b6\u6001\u6a21\u5f0f\u6765\u8fdb\u884c\u6539\u5199\u3002<\/strong><\/p>\n<h2>\u4e00\u3001\u4e3a\u4ec0\u4e48\u9700\u8981\u72b6\u6001\u6a21\u5f0f\uff1f<\/h2>\n<p>\ud83c\udf30 \u5982\u679c\u4f60\u4ece\u7f51\u4e0a\u4e70\u4e86\u4e00\u4e2a\u4e1c\u897f\uff0c\u8be5\u8ba2\u5355\u7684\u72b6\u6001\u6709\u4ee5\u4e0b\u72b6\u6001<\/p>\n<ul>\n<li>\u5f85\u652f\u4ed8 (PendingPay)<\/li>\n<li>\u5df2\u652f\u4ed8 (Paid)<\/li>\n<\/ul>\n<p>\u7528\u6237\u70b9\u51fb\u4e00\u4e2a\u6309\u94ae \u201c\u4e0b\u4e00\u6b65\u5904\u7406\u201d\uff0c\u8ba2\u5355\u4f1a\u6309\u7167\u72b6\u6001\u987a\u5e8f\u6d41\u8f6c\u3002<\/p>\n<p>\u5728\u6ca1\u6709\u4f7f\u7528\u72b6\u6001\u6a21\u5f0f\u65f6\uff1a<\/p>\n<pre><code>public class Order {\n\n    private Byte status;\n\n    \/\/ \u5b9a\u4e49\u72b6\u6001\u5e38\u91cf\n    public static final Byte PENDING_PAY = 1;\n    public static final Byte PAID = 2;\n    public static final Byte SHIPPED = 3;\n    public static final Byte DELIVERED = 4;\n\n    public Order() {\n        this.status = PENDING_PAY; \/\/ \u9ed8\u8ba4\u521d\u59cb\u72b6\u6001\n    }\n\n    public void nextStep() {\n        if (PENDING_PAY.equals(status)) {\n            System.out.println(&quot;\u7528\u6237\u4ed8\u6b3e\u6210\u529f&quot;);\n            status = PAID;\n\n        } else if (PAID.equals(status)) {\n            System.out.println(&quot;\u5546\u5bb6\u53d1\u8d27&quot;);\n            status = SHIPPED;\n        }\n    }\n}\n<\/code><\/pre>\n<p>\u4f46\u662f\u5982\u679c\u6211\u518d\u589e\u52a0<\/p>\n<ul>\n<li>\u5df2\u53d1\u8d27 (Shipped)<\/li>\n<li>\u5df2\u7b7e\u6536 (Delivered)<\/li>\n<\/ul>\n<p>\u90a3\u4e48\u5c31\u9700\u8981\u518d\u5199\u4e24\u4e2aelse if<\/p>\n<pre><code>public class Order {\n\n    private Byte status;\n\n    \/\/ \u5b9a\u4e49\u72b6\u6001\u5e38\u91cf\n    public static final Byte PENDING_PAY = 1;\n    public static final Byte PAID = 2;\n    public static final Byte SHIPPED = 3;\n    public static final Byte DELIVERED = 4;\n\n    public Order() {\n        this.status = PENDING_PAY; \/\/ \u9ed8\u8ba4\u521d\u59cb\u72b6\u6001\n    }\n\n    public void nextStep() {\n        if (PENDING_PAY.equals(status)) {\n            System.out.println(&quot;\u7528\u6237\u4ed8\u6b3e\u6210\u529f&quot;);\n            status = PAID;\n\n        } else if (PAID.equals(status)) {\n            System.out.println(&quot;\u5546\u5bb6\u53d1\u8d27&quot;);\n            status = SHIPPED;\n\n        } else if (SHIPPED.equals(status)) {\n            System.out.println(&quot;\u7528\u6237\u7b7e\u6536&quot;);\n            status = DELIVERED;\n\n        } else if (DELIVERED.equals(status)) {\n            System.out.println(&quot;\u8ba2\u5355\u5df2\u5b8c\u6210&quot;);\n        }\n    }\n}\n<\/code><\/pre>\n<p>\u5728\u8fd9\u91cc\u589e\u52a0\u4e00\u4e2a\u770b\u4e0d\u51fa\u6765\u6709\u4ec0\u4e48\u9ebb\u70e6\u7684\u5730\u65b9\uff0c\u5047\u8bbe\u6211\u518d\u589e\u52a0\u72b6\u6001 \u9000\u8d27\u4e2d \u5df2\u9000\u6b3e \u9000\u8d27\u5b8c\u6210 \u7b49\u8fd9\u4e9b\u72b6\u6001\uff0c\u90a3\u4e48\u589e\u52a0\u7684else if\u5c06\u662f\u707e\u96be\u7ea7\u522b\u7684\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u72b6\u6001\u6a21\u5f0f\u53ef\u4ee5\u5f88\u597d\u7684\u89e3\u51b3\u8fd9\u6837\u7684\u95ee\u9898\u3002<\/p>\n<h2>\u4e8c\u3001\u4ec0\u4e48\u662f\u72b6\u6001\u6a21\u5f0f\uff1f<\/h2>\n<blockquote><p><strong>\u6838\u5fc3\u601d\u60f3\uff1a\u5141\u8bb8\u4e00\u4e2a\u5bf9\u8c61\u5728\u5176\u5185\u90e8\u72b6\u6001\u6539\u53d8\u65f6\u6539\u53d8\u5b83\u7684\u884c\u4e3a\uff0c\u4f7f\u5bf9\u8c61\u770b\u8d77\u6765\u597d\u50cf\u4fee\u6539\u4e86\u5b83\u7684\u7c7b\u3002<\/strong><\/p><\/blockquote>\n<p>\u72b6\u6001\u6a21\u5f0f\u6709\u4e09\u4e2a\u6838\u5fc3\u7684\u89d2\u8272\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u89d2\u8272<\/th>\n<th>\u804c\u8d23<\/th>\n<th>\u7c7b\u6bd4\u73b0\u5b9e\u4e16\u754c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Context(\u4e0a\u4e0b\u6587)<\/td>\n<td>\u7ef4\u62a4\u5f53\u524d\u72b6\u6001\u5bf9\u8c61\u7684\u5f15\u7528\uff0c\u5c06\u5ba2\u6237\u7aef\u8bf7\u6c42\u59d4\u6258\u7ed9\u5f53\u524d\u72b6\u6001\uff0c\u63d0\u4f9b\u72b6\u6001\u6539\u53d8\u7684\u63a5\u53e3<\/td>\n<td>\u8fd0\u52a8\u5458\uff1a\u6301\u6709\u63a5\u529b\u68d2\uff0c\u8dd1\u5230\u5404\u4e2a\u63a5\u529b\u7ad9<\/td>\n<\/tr>\n<tr>\n<td>State(\u72b6\u6001\u63a5\u53e3)<\/td>\n<td>\u5b9a\u4e49\u72b6\u6001\u884c\u4e3a\u7684\u63a5\u53e3\uff0c\u786e\u4fdd\u6240\u6709\u72b6\u6001\u7c7b\u6709\u4e00\u81f4\u7684\u65b9\u6cd5<\/td>\n<td>\u5de5\u4f5c\u89c4\u8303\uff1a\u5b9a\u4e49\u63a5\u529b\u7ad9\u5de5\u4f5c\u4eba\u5458\u7684\u5de5\u4f5c\u6807\u51c6<\/td>\n<\/tr>\n<tr>\n<td>ConcreteState(\u5177\u4f53\u72b6\u6001)<\/td>\n<td>\u5b9e\u73b0\u5f53\u524d\u72b6\u6001\u4e0b\u7684\u5177\u4f53\u884c\u4e3a\uff0c\u77e5\u9053\u4e0b\u4e00\u72b6\u6001\u5e94\u8be5\u662f\u4ec0\u4e48\uff0c\u901a\u8fc7\u4e0a\u4e0b\u6587\u63a5\u53e3\u6539\u53d8\u72b6\u6001<\/td>\n<td>\u63a5\u529b\u7ad9\u5de5\u4f5c\u4eba\u5458\uff1a\u5904\u7406\u5177\u4f53\u4efb\u52a1\uff0c\u544a\u8bc9\u8fd0\u52a8\u5458\u4e0b\u4e00\u7ad9\u53bb\u54ea<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<blockquote><p>\u7b80\u5355\u7684\u89e3\u91ca\uff1a\u4e00\u4e2a\u5bf9\u8c61\uff08\u79f0\u4e4b\u4e3a\u201c\u4e0a\u4e0b\u6587\u201d\uff09\u62e5\u6709\u591a\u79cd\u72b6\u6001\u3002\u5bf9\u4e8e\u540c\u4e00\u4e2a\u8bf7\u6c42\uff0c\u5728\u4e0d\u540c\u7684\u72b6\u6001\u4e0b\uff0c\u5b83\u4f1a\u505a\u51fa\u4e0d\u540c\u7684\u54cd\u5e94\u3002\u72b6\u6001\u6a21\u5f0f\u5c06\u6bcf\u4e00\u4e2a\u72b6\u6001\u5c01\u88c5\u6210\u4e00\u4e2a\u72ec\u7acb\u7684\u7c7b\uff0c\u8fd9\u6837\u4e0a\u4e0b\u6587\u5bf9\u8c61\u5c31\u4e0d\u9700\u8981\u7ef4\u62a4\u4e00\u5927\u5806 if-else \u6216 switch-case \u6765\u5224\u65ad\u5f53\u524d\u72b6\u6001\u8be5\u505a\u4ec0\u4e48\uff0c\u800c\u662f\u5c06\u884c\u4e3a\u59d4\u6258\u7ed9\u4ee3\u8868\u5f53\u524d\u72b6\u6001\u7684\u5bf9\u8c61\u3002<\/p><\/blockquote>\n<p>\u770b\u8d77\u6765\u8fd8\u662f\u6709\u70b9\u96be\u4ee5\u7406\u89e3\uff0c\u73b0\u5728\u901a\u8fc7\u4ee3\u7801\u6539\u9020\u4e0a\u9762\u7684\u8ba2\u5355\u72b6\u6001\u6765\u89e3\u91ca\uff1a<\/p>\n<h4><strong>1. \u5bf9\u4e8e\u540c\u4e00\u4e2a\u8bf7\u6c42\uff0c\u5728\u4e0d\u540c\u7684\u72b6\u6001\u4e0b\uff0c\u5b83\u4f1a\u505a\u51fa\u4e0d\u540c\u7684\u54cd\u5e94\uff1a<\/strong><\/h4>\n<ul>\n<li>\u5f53 status \u4e3a \u5f85\u652f\u4ed8 \u65f6\uff0cnextStep() \u6267\u884c\u4ed8\u6b3e\u903b\u8f91<\/li>\n<li>\u5f53 status \u4e3a \u5df2\u652f\u4ed8 \u65f6\uff0cnextStep() \u6267\u884c\u53d1\u8d27\u903b\u8f91<\/li>\n<li>\u5f53 status \u4e3a \u5df2\u53d1\u8d27 \u65f6\uff0cnextStep() \u6267\u884c\u7b7e\u6536\u903b\u8f91<\/li>\n<li>\u5f53 status \u4e3a \u5df2\u7b7e\u6536 \u65f6\uff0c\u8ba2\u5355\u5df2\u5b8c\u6210<\/li>\n<\/ul>\n<h4><strong>2. \u5c06\u6bcf\u4e00\u4e2a\u72b6\u6001\u5206\u88c5\u6210\u4e00\u4e2a\u72ec\u7acb\u7684\u7c7b\uff1a<\/strong><\/h4>\n<pre><code>public interface OrderState {\n    void next(Order order);\n}<\/code><\/pre>\n<pre><code>\/\/ \u72b6\u60011\uff1a\u5f85\u652f\u4ed8\u72b6\u6001\npublic class PendingPayState implements OrderState {\n  public void next(Order order) {\n      System.out.println(&quot;\u7528\u6237\u4ed8\u6b3e\u6210\u529f&quot;);\n      order.setStatus(Order.PAID);  \/\/ \u72b6\u6001\u6539\u53d8\uff1a\u5f85\u652f\u4ed8\u72b6\u6001 \u2192 \u5df2\u652f\u4ed8\u72b6\u6001 \n  }\n}\n\n\/\/ \u72b6\u60012\uff1a\u5df2\u652f\u4ed8\u72b6\u6001  \npublic class PaidState implements OrderState {\n    public void next(Order order) {\n        System.out.println(&quot;\u5546\u5bb6\u53d1\u8d27&quot;);\n        order.setStatus(Order.SHIPPED);  \/\/ \u72b6\u6001\u6539\u53d8\uff1a\u5df2\u652f\u4ed8\u72b6\u6001 \u2192 \u5df2\u53d1\u8d27\u72b6\u6001\n    }\n}\n\n\/\/ \u72b6\u60013\uff1a\u5df2\u53d1\u8d27\u72b6\u6001\npublic class ShippedState implements OrderState {\n    public void next(Order order) {\n        System.out.println(&quot;\u7528\u6237\u7b7e\u6536&quot;);\n        order.setStatus(Order.DELIVERED);  \/\/ \u72b6\u6001\u6539\u53d8\uff1a\u5df2\u53d1\u8d27\u72b6\u6001 \u2192 \u5df2\u7b7e\u6536\u72b6\u6001\n    }\n}\n\n\/\/ \u72b6\u60014\uff1a\u5df2\u7b7e\u6536\u72b6\u6001\npublic class DeliveredState implements OrderState {\n    public void next(Order order) {\n        System.out.println(&quot;\u8ba2\u5355\u5df2\u5b8c\u6210&quot;);\n    }\n}<\/code><\/pre>\n<h4><strong>3. \u4e0a\u4e0b\u6587\u5c06\u884c\u4e3a\u59d4\u6258\u7ed9\u4ee3\u8868\u5f53\u524d\u72b6\u6001\u7684\u5bf9\u8c61\uff1a<\/strong><\/h4>\n<p>\u7528\u73b0\u5b9e\u4e16\u754c\u4e2d\u7684\u4e3e\u4e2a\u4f8b\u5b50\uff1a<\/p>\n<p>\u539f\u59cb\u65b9\u5f0f\uff08if-else\uff09\uff1a<\/p>\n<blockquote><p>\u4f60\u63a5\u5230\u4efb\u52a1\u65f6\uff0c\u8981\u67e5\u624b\u518c\uff1a&#8221;\u6211\u73b0\u5728\u662f\u4ec0\u4e48\u72b6\u6001\uff1f\u5982\u679c\u662f\u72b6\u60011\u5c31\u505aA\uff0c\u72b6\u60012\u5c31\u505aB&#8230;&#8221;<\/p><\/blockquote>\n<p>\u72b6\u6001\u6a21\u5f0f\uff1a<\/p>\n<blockquote><p>\u4f60\u63a5\u5230\u4efb\u52a1\u65f6\uff0c\u76f4\u63a5\u95ee\u5f53\u524d\u7684\u72b6\u6001\u4e13\u5458\uff1a&#8221;\u8fd9\u4e2a\u4e8b\u60c5\u8be5\u600e\u4e48\u5904\u7406\uff1f&#8221;<br \/>  \u5f85\u652f\u4ed8\u4e13\u5458\u8bf4\uff1a&#8221;\u6211\u6765\u5904\u7406\u4ed8\u6b3e&#8221;<br \/>  \u5df2\u652f\u4ed8\u4e13\u5458\u8bf4\uff1a&#8221;\u6211\u6765\u5904\u7406\u53d1\u8d27&#8221;<br \/>  \u5df2\u53d1\u8d27\u4e13\u5458\u8bf4\uff1a&#8221;\u6211\u6765\u5904\u7406\u7b7e\u6536&#8221;<\/p><\/blockquote>\n<pre><code>public class Order {\n    private OrderState currentState;  \/\/ \u5f53\u524d\u72b6\u6001\u5bf9\u8c61\n\n    public void nextStep() {\n        \/\/ \u4e0d\u518d\u9700\u8981if-else\uff0c\u76f4\u63a5\u59d4\u6258\u7ed9\u5f53\u524d\u72b6\u6001\u5bf9\u8c61\n        currentState.next(this);  \/\/ this = \u5f53\u524d\u6b63\u5728\u6267\u884c\u7684 Order \u5bf9\u8c61\n    }\n\n    public void setState(Object state) {\n        this.currentState = state;\n    }\n}<\/code><\/pre>\n<blockquote><p>currentState.next(this); \u8fd9\u5757\u662f\u6bd4\u8f83\u96be\u4ee5\u7406\u89e3\u7684<\/p><\/blockquote>\n<p>\u4ee5\u4e0b\u662f\u6d4b\u8bd5\u7684\u7ed3\u679c\uff1a<\/p>\n<pre><code>\u8ba2\u5355\u72b6\u6001: \u5f85\u652f\u4ed8\n\u5f53\u524d\u72b6\u6001: \u5f85\u652f\u4ed8\nOrder\u5bf9\u8c61(this): Order@279f2327\n\u7528\u6237\u4ed8\u6b3e\u6210\u529f\n\u4e0b\u4e00\u6b65\u540e\u72b6\u6001: \u5df2\u652f\u4ed8\n\u5f53\u524d\u72b6\u6001: \u5df2\u652f\u4ed8\nOrder\u5bf9\u8c61(this): Order@279f2327\n\u5546\u5bb6\u53d1\u8d27\n\u4e0b\u4e00\u6b65\u540e\u72b6\u6001: \u5df2\u53d1\u8d27\n\u5f53\u524d\u72b6\u6001: \u5df2\u53d1\u8d27\nOrder\u5bf9\u8c61(this): Order@279f2327\n\u7528\u6237\u7b7e\u6536\n\u4e0b\u4e00\u6b65\u540e\u72b6\u6001: \u5df2\u7b7e\u6536\n\u5f53\u524d\u72b6\u6001: \u5df2\u7b7e\u6536\nOrder\u5bf9\u8c61(this): Order@279f2327\n\u8ba2\u5355\u5df2\u5b8c\u6210\n\u4e0b\u4e00\u6b65\u540e\u72b6\u6001: \u5df2\u7b7e\u6536\n<\/code><\/pre>\n<p>\u53ef\u4ee5\u770b\u5230\u8fd9\u4e2a\u6253\u5370\u51fa\u7684this\u90fd\u662fOrder@279f2327\uff0c\u5927\u6982\u53ef\u4ee5\u731c\u6d4b\u4e00\u4e0b\uff0c\u6211\u8981\u6539\u53d8\u8fd9\u4e2aorder\u7684\u72b6\u6001\uff0c\u90a3\u4e48\u6211\u9996\u5148\u5c31\u8981\u77e5\u9053\u4fee\u6539\u7684\u662f\u54ea\u4e2aorder\uff0c\u8fd9\u4e2athis\u610f\u5728\u6307\u660e\u544a\u8bc9\u5f53\u524d\u72b6\u6001\u5bf9\u8c61\u8981\u64cd\u4f5cOrder@279f2327\u7684\u8ba2\u5355<\/p>\n<p>\u5b9e\u4f8b\u5316\u4e00\u4e2a\u5bf9\u8c61\u540e\uff0c\u8c03\u7528nextStep\uff08\uff09<\/p>\n<pre><code>Order order = new Order();\norder.nextStep();\n<\/code><\/pre>\n<p>\u5f53\u6267\u884cnextStep\uff08\uff09\u4e2d\u7684\u4ee5\u4e0b\u4ee3\u7801\u65f6\uff1a<\/p>\n<pre><code>currentState.next(this);\n<\/code><\/pre>\n<p>\u8fd9\u4e2athis\uff08\u5373\u65b0\u5b9e\u4f8b\u5316\u7684\u8fd9\u4e2aorder\u5bf9\u8c61\u672c\u8eab)\u5c06\u4f1a\u88ab\u4f20\u9012<\/p>\n<blockquote><p>\u628a this \u60f3\u8c61\u6210\u4f60\u7684\u8eab\u4efd\u8bc1\uff1a<br \/>  \u4f60\u53bb\u94f6\u884c\u529e\u4e8b\uff08\u8c03\u7528 nextStep()\uff09<br \/>  \u4f60\u628a\u8eab\u4efd\u8bc1\u9012\u7ed9\u67dc\u5458\uff08\u4f20\u9012 this\uff09<br \/>  \u67dc\u5458\u67e5\u770b\u8eab\u4efd\u8bc1\uff0c\u77e5\u9053\u8981\u64cd\u4f5c\u54ea\u4e2a\u8d26\u6237\uff08\u72b6\u6001\u5bf9\u8c61\u77e5\u9053\u64cd\u4f5c\u54ea\u4e2aOrder\uff09<br \/>  \u67dc\u5458\u529e\u7406\u4e1a\u52a1\u5e76\u66f4\u65b0\u4f60\u7684\u8d26\u6237\uff08\u72b6\u6001\u5bf9\u8c61\u8c03\u7528 order.setState()\uff09<\/p><\/blockquote>\n<h4><strong>4.  \u5bf9\u8c61\u770b\u8d77\u6765\u597d\u50cf\u4fee\u6539\u4e86\u8fd9\u4e2a\u7c7b\uff1a<\/strong><\/h4>\n<p>\u4e3b\u65b9\u6cd5\u6d4b\u8bd5\uff1a<\/p>\n<pre><code>public static void main(String[] args) {\n    Order order = new Order();\n    order.displayStatus();\n\n    \/\/ \u6267\u884c\u5b8c\u6574\u6d41\u7a0b\n    order.nextStep();  \/\/ \u7b2c\u4e00\u6b21\uff1a\u6267\u884c\u4ed8\u6b3e\u903b\u8f91\n    order.nextStep();  \/\/ \u7b2c\u4e8c\u6b21\uff1a\u6267\u884c\u53d1\u8d27\u903b\u8f91  \n    order.nextStep();  \/\/ \u7b2c\u4e09\u6b21\uff1a\u6267\u884c\u7b7e\u6536\u903b\u8f91\n    order.nextStep();  \/\/ \u7b2c\u56db\u6b21\uff1a\u6267\u884c\u5b8c\u6210\u903b\u8f91\n}<\/code><\/pre>\n<p>\u540c\u4e00\u4e2a order.nextStep() \u8c03\u7528\uff0c\u6bcf\u6b21\u6267\u884c\u4e0d\u540c\u7684\u903b\u8f91\uff01<\/p>\n<p>\u5c31\u597d\u50cf Order \u7c7b\u5728\u8fd0\u884c\u65f6&#8221;\u53d8\u8eab&#8221;\u4e86\u4e00\u6837\uff1a<\/p>\n<ul>\n<li>\u7b2c\u4e00\u6b21\u8c03\u7528\u65f6\uff0c\u5b83\u50cf\u662f\u4e00\u4e2a&#8221;\u5f85\u652f\u4ed8\u8ba2\u5355&#8221;<\/li>\n<li>\u7b2c\u4e8c\u6b21\u8c03\u7528\u65f6\uff0c\u5b83\u50cf\u662f\u4e00\u4e2a&#8221;\u5df2\u652f\u4ed8\u8ba2\u5355&#8221;<\/li>\n<li>\u7b2c\u4e09\u6b21\u8c03\u7528\u65f6\uff0c\u5b83\u50cf\u662f\u4e00\u4e2a&#8221;\u5df2\u53d1\u8d27\u8ba2\u5355&#8221;<\/li>\n<li>\u7b2c\u56db\u6b21\u8c03\u7528\u65f6\uff0c\u5b83\u50cf\u662f\u4e00\u4e2a&#8221;\u5df2\u5b8c\u6210\u8ba2\u5355&#8221;<\/li>\n<\/ul>\n<h2>\u4e09\u3001\u5728\u9014\u8d27\u7269\u6a21\u5757\u8be5\u7528\u72b6\u6001\u6a21\u5f0f<\/h2>\n<p>\u5f53\u524d\u7684\u9700\u6c42\u56fe\u5982\u4e0b\uff1a<\/p>\n<pre style=\"display:none;\"><code class=\"mermaid\">sequenceDiagram\n    \u5f85\u53d1\u72b6\u6001-&gt;&gt;+\u5728\u9014\u72b6\u6001: \u589e\u52a0 \u88c5\u8fd0\u65e5\u671f \u9884\u8ba1\u5230\u6e2f\u65e5\u671f \u8239\u540d\u822a\u6b21 \u7b49\u5b57\u6bb5\n    \u5728\u9014\u72b6\u6001-&gt;&gt;+\u5230\u6e2f\u72b6\u6001: \u589e\u52a0 \u5230\u6e2f\u65e5\u671f \u5b57\u6bb5\n    \u5230\u6e2f\u72b6\u6001-&gt;&gt;+\u5b8c\u6210\u72b6\u6001: \u589e\u52a0 \u5b8c\u6210\u65e5\u671f \u63d0\u5355\u53f7 \u63d0\u5355\u6570 \u6210\u672c\u4ef7(\u5143\/\u5428) \u5b57\u6bb5\n            <\/code><\/pre>\n<p>\u7531\u4e0a\u56fe\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u9700\u8981\u4e09\u6b21\u72b6\u6001\u8f6c\u6362\uff0c\u6309\u7167\u539f\u59cb\u7684\u65b9\u6cd5\u5199\uff1a\u5219\u9700\u89813\u4e2a\u903b\u8f91\uff0c\u4ee3\u7801\u975e\u5e38\u96be\u627e\uff0c\u540c\u65f6\u7531\u4e8e\u72b6\u6001\u7684\u5207\u6362\u4e0d\u53ef\u9006\u4e14\u65e0\u6cd5\u8df3\u8dc3\uff0c\u9700\u8981\u5927\u91cf\u7684\u5224\u65ad\u5f53\u524d\u72b6\u6001\u3002<\/p>\n<blockquote><p>\u4ee5 \u5230\u6e2f \u5207\u6362 \u5b8c\u6210 \u72b6\u6001\u4e3a\u4f8b\u5b50\uff1a<\/p><\/blockquote>\n<pre><code>public InTransitGoods switchToCompleted(Long id, InTransitGoodsDto.SwitchToCompletedRequest request) {\n    InTransitGoods inTransitGoods = this.inTransitGoodsRepository.findById(id)\n        .orElseThrow(EntityNotFoundException::new);\n\n    \/\/ \u6821\u9a8c\u5f53\u524d\u8d27\u7269\u7684\u72b6\u6001\u662f\u5426\u4e3a[\u5230\u6e2f]\n    if (!this.checkCurrentStatus(inTransitGoods, InTransitGoodsStatus.arrive.getValue())) {\n        throw new IllegalArgumentException(&quot;\u5f53\u524d\u8d27\u7269\u72b6\u6001\u4e0d\u662f[\u5230\u6e2f]\uff0c\u65e0\u6cd5\u5207\u6362\u81f3[\u5b8c\u6210]\u72b6\u6001&quot;);\n    }\n\n    inTransitGoods.setStatus(InTransitGoodsStatus.completed.getValue());\n    inTransitGoods.setCompletionDate(request.getCompletionDate());\n    inTransitGoods.setLadingCount(request.getLadingCount());\n    inTransitGoods.setLadingNumber(request.getLadingNumber());\n    inTransitGoods.setCostPrice(request.getCostPrice());\n\n    return this.inTransitGoodsRepository.save(inTransitGoods);\n}<\/code><\/pre>\n<p>\u5f85\u53d1\u5207\u6362\u4e3a\u5728\u9014\uff0c\u4ee5\u53ca\u5728\u9014\u5207\u6362\u4e3a\u5b8c\u6210\u4e5f\u540c\u7406<\/p>\n<p>\u4e5f\u8bb8\u4e09\u4e2a\u4e0d\u662f\u5f88\u591a\uff0c\u4f46\u662f\u5982\u679c\u6211\u6709\u5927\u91cf\u7684\u72b6\u6001\uff0c\u6bd4\u5982\u518d\u589e\u52a0 \u88ab\u6ede\u7559 \u9000\u8d27\u4e2d \u9000\u8d27\u5b8c\u6210 \u5df2\u5b8c\u6210 \u7b49\u72b6\u6001\uff0c\u5219\u53ef\u8bfb\u6027\u5c06\u4f1a\u53d8\u5f97\u975e\u5e38\u5dee\u3002<\/p>\n<blockquote><p>\u6539\u7528\u72b6\u6001\u6a21\u5f0f\uff1a<\/p><\/blockquote>\n<pre><code>\/**\n * \u5728\u9014\u8d27\u7269\u72b6\u6001\u63a5\u53e3\n *\/\npublic interface InTransitGoodsStatus {\n\n    InTransitGoods switchToInTransit(InTransitGoods goods, InTransitGoodsDto.SwitchToInTransitRequest request);\n\n    InTransitGoods switchToArrived(InTransitGoods goods, InTransitGoodsDto.SwitchToArrivedRequest request);\n\n    InTransitGoods switchToCompleted(InTransitGoods goods, InTransitGoodsDto.SwitchToCompletedRequest request);\n\n}\n<\/code><\/pre>\n<p>\u8fd9\u91cc\u4ee5\u5b8c\u6210\u72b6\u6001\u4e3a\u4f8b\u5b50<\/p>\n<pre><code>\/**\n * \u5b8c\u6210\u72b6\u6001\u5b9e\u73b0\u7c7b\n *\/\npublic class CompletedStatus implements InTransitGoodsStatus {\n\n    @Override\n    public InTransitGoods switchToInTransit(InTransitGoods goods, InTransitGoodsDto.SwitchToInTransitRequest request) {\n        throw new IllegalStateException(&quot;\u5b8c\u6210\u8d27\u7269\u4e0d\u80fd\u5207\u6362\u5230\u5728\u9014&quot;);\n    }\n\n    @Override\n    public InTransitGoods switchToArrived(InTransitGoods goods, InTransitGoodsDto.SwitchToArrivedRequest request) {\n        throw new IllegalStateException(&quot;\u5b8c\u6210\u8d27\u7269\u4e0d\u80fd\u5207\u6362\u5230\u5230\u6e2f&quot;);\n    }\n\n    @Override\n    public InTransitGoods switchToCompleted(InTransitGoods goods, InTransitGoodsDto.SwitchToCompletedRequest request) {\n        throw new IllegalStateException(&quot;\u8d27\u7269\u5df2\u7ecf\u662f\u5b8c\u6210\u72b6\u6001&quot;);\n    }\n\n}\n<\/code><\/pre>\n<p>\u7531\u4e8e\u5b8c\u6210\u72b6\u6001\u4e0d\u5b58\u5728\u5904\u7406\u903b\u8f91\uff0c\u6240\u4ee5\u5728\u6b64\u7ed9\u51fa\u5728\u9014\u72b6\u6001\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>public class InTransitState implements InTransitGoodsState {\n    @Override\n    public InTransitGoods switchToInTransit(InTransitGoods goods, InTransitGoodsDto.SwitchToInTransitRequest request) {\n        throw new IllegalStateException(&quot;\u5728\u9014\u8d27\u7269\u4e0d\u80fd\u66f4\u65b0\u5f85\u53d1\u4fe1\u606f&quot;);\n    }\n\n    @Override\n    public InTransitGoods switchToArrived(InTransitGoods inTransitGoods, InTransitGoodsDto.SwitchToArrivedRequest request) {\n        inTransitGoods.setStatus(InTransitGoodsStatus.arrive.getValue());\n        inTransitGoods.setArrivalDate(request.getArrivalDate());\n        return inTransitGoods;\n    }\n\n    @Override\n    public InTransitGoods switchToCompleted(InTransitGoods goods, InTransitGoodsDto.SwitchToCompletedRequest request) {\n        throw new IllegalStateException(&quot;\u5728\u9014\u8d27\u7269\u4e0d\u80fd\u76f4\u63a5\u5207\u6362\u5230\u5b8c\u6210&quot;);\n    }\n}\n<\/code><\/pre>\n<p>\u5728\u8fd9\u91cc\u589e\u52a0\u4e00\u4e2a\u7edf\u4e00\u521b\u5efa\u548c\u7ba1\u7406\u6240\u6709\u72b6\u6001\u5bf9\u8c61\u7684\u7c7b\uff1a<\/p>\n<pre><code>public class InTransitGoodsStatusFactory {\n    private static final Map&lt;Byte, InTransitGoodsState&gt; statusMap = Map.of(\n            InTransitGoodsStatus.pending.getValue(), new PendingStatus(),\n            InTransitGoodsStatus.inTravel.getValue(), new InTransitStatus(),\n            InTransitGoodsStatus.arrive.getValue(), new ArrivedStatus(),\n            InTransitGoodsStatus.completed.getValue(), new CompletedStatus()\n    );\n\n    public static InTransitGoodsState getStatus(InTransitGoods inTransitGoods) {\n        InTransitGoodsStatus inTransitGoodsStatus = statusMap.get(inTransitGoods.getStatus());\n        if (inTransitGoodsStatus == null) throw new IllegalArgumentException(&quot;\u672a\u77e5\u72b6\u6001&quot;);\n        return inTransitGoodsStatus;\n    }\n}\n<\/code><\/pre>\n<p>\u6700\u7ec8\u90a3\u4e00\u4e32\u7684\u4ee3\u7801\u5c06\u4f1a\u53d8\u6210\u5982\u4e0b\uff1a<\/p>\n<pre><code>public InTransitGoods switchToCompleted(Long id, InTransitGoodsDto.SwitchToCompletedRequest request) {\n    InTransitGoods inTransitGoods = this.inTransitGoodsRepository.findById(id).orElseThrow(EntityNotFoundException::new);\n    \n    InTransitGoodsStatus status = InTransitGoodsStateFactory.getStatus(inTransitGoods);\n    inTransitGoods = status.switchToCompleted(inTransitGoods, request);\n\n    return this.inTransitGoodsRepository.save(inTransitGoods);\n}<\/code><\/pre>\n<p>\u8fd9\u6837\uff0c\u5373\u4f7f\u518d\u589e\u52a0\u591a\u4e2a\u72b6\u6001\u65f6\uff0c\u4e5f\u4e0d\u7528\u62c5\u5fc3\uff0c\u589e\u52a0\u51e0\u4e2a\u72b6\u6001\u6211\u5c31\u91cd\u65b0\u521b\u5efa\u51e0\u4e2a\u72b6\u6001\u7c7b\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n<h2>\u56db\u3001\u542c\u6f58\u8001\u5e08\u8bb2\u89e3\u540e\u7684\u53c8\u4e00\u6b21\u542f\u53d1<\/h2>\n<p>\u6211\u4eec\u5728\u5199\u5177\u4f53\u5b9e\u73b0\u7c7b\u7684\u65f6\u5019\uff0c\u4ee5\u5b8c\u6210\u72b6\u6001\u4e3a\u4f8b\u5b50\uff0c\u6211\u4eec\u96be\u514d\u4f1a\u6000\u7591\u8fd9\u6837\u5199\u5f88\u9ebb\u70e6\uff0c\u6211\u6bcf\u4e2a\u5b9e\u73b0\u7c7b\u90fd\u9700\u8981\u53bb\u5b9e\u73b0\u6240\u6709\u7684\u65b9\u6cd5\uff0c\u5982\u679c\u4e0d\u6ee1\u8db3\u5219\u629b\u51fa\u5f02\u5e38\uff0c\u8fd9\u6837\u5bfc\u81f4\u770b\u8d77\u6765\u5341\u5206\u5197\u4f59\u4e14\u4e0d\u597d\u5206\u8fa8\uff0c\u8bc1\u660e\u8fd8\u662f\u6ca1\u6709\u6df1\u523b\u7406\u89e3\u72b6\u6001\u6a21\u5f0f\u7684\u5de7\u5999\u4e4b\u5904\u3002<\/p>\n<pre><code>\/**\n * \u5b8c\u6210\u72b6\u6001\u5b9e\u73b0\u7c7b\n *\/\npublic class CompletedStatus implements InTransitGoodsStatus {\n\n    @Override\n    public InTransitGoods switchToInTransit(InTransitGoods goods, InTransitGoodsDto.SwitchToInTransitRequest request) {\n        throw new IllegalStateException(&quot;\u5b8c\u6210\u8d27\u7269\u4e0d\u80fd\u5207\u6362\u5230\u5728\u9014&quot;);\n    }\n\n    @Override\n    public InTransitGoods switchToArrived(InTransitGoods goods, InTransitGoodsDto.SwitchToArrivedRequest request) {\n        throw new IllegalStateException(&quot;\u5b8c\u6210\u8d27\u7269\u4e0d\u80fd\u5207\u6362\u5230\u5230\u6e2f&quot;);\n    }\n\n    @Override\n    public InTransitGoods switchToCompleted(InTransitGoods goods, InTransitGoodsDto.SwitchToCompletedRequest request) {\n        throw new IllegalStateException(&quot;\u8d27\u7269\u5df2\u7ecf\u662f\u5b8c\u6210\u72b6\u6001&quot;);\n    }\n\n}<\/code><\/pre>\n<blockquote><p><strong>\u800c\u72b6\u6001\u7ba1\u7406\u771f\u6b63\u7684\u5de7\u5999\u4e4b\u5904\u5728\u4e8e\uff1a\u6211\u53ef\u4ee5\u5199\u4e00\u4e2a\u62bd\u8c61\u7c7b\u6765\u5b9e\u73b0\u8fd9\u4e2a\u63a5\u53e3\uff1a<\/strong><\/p><\/blockquote>\n<p>\u5148\u4e0a\u56fe\uff1a<\/p>\n<pre style=\"display:none;\"><code class=\"mermaid\">classDiagram\n    class InTransitGoodsStatus {\n        &lt;&lt;interface&gt;&gt;\n        +switchToInTransit()\n        +switchToArrived()\n        +switchToCompleted()\n    }\n    \n    InTransitGoodsStatus &lt;|.. AbstractInTransitGoodsStatus\n    class AbstractInTransitGoodsStatus {\n        &lt;&lt;abstract&gt;&gt;\n        +switchToInTransit()\n        +switchToArrived()\n        +switchToCompleted()\n    }\n    \n    AbstractInTransitGoodsStatus &lt;|-- PendingStatus\n    AbstractInTransitGoodsStatus &lt;|-- InTransitStatus\n    AbstractInTransitGoodsStatus &lt;|-- ArrivedStatus\n    \n    class PendingStatus {\n        +switchToInTransit()\n    }\n    \n    class InTransitStatus {\n        +switchToArrived()\n    }\n    \n    class ArrivedStatus {\n        +switchToCompleted()\n    }\n            <\/code><\/pre>\n<pre><code>public abstract class AbstractInTransitGoodsStatus implements InTransitGoodsState {\n   \n    @Override\n    public InTransitGoods switchToInTransit(InTransitGoods goods, InTransitGoodsDto.SwitchToInTransitRequest request) {\n        throw new IllegalStateException(&quot;\u5b8c\u6210\u8d27\u7269\u4e0d\u80fd\u5207\u6362\u5230\u5728\u9014&quot;);\n    }\n\n    @Override\n    public InTransitGoods switchToArrived(InTransitGoods goods, InTransitGoodsDto.SwitchToArrivedRequest request) {\n        throw new IllegalStateException(&quot;\u5b8c\u6210\u8d27\u7269\u4e0d\u80fd\u5207\u6362\u5230\u5230\u6e2f&quot;);\n    }\n\n    @Override\n    public InTransitGoods switchToCompleted(InTransitGoods goods, InTransitGoodsDto.SwitchToCompletedRequest request) {\n        throw new IllegalStateException(&quot;\u5b8c\u6210\u8d27\u7269\u5df2\u7ecf\u662f\u5b8c\u6210\u72b6\u6001&quot;);\n    }\n}\n<\/code><\/pre>\n<p>\u7136\u540e\u5728\u5bf9\u5e94\u7684\u72b6\u6001\u7c7b\u4e2d\uff0c\u53ea\u9700\u8981\u5b9e\u73b0\u4f60\u6240\u9700\u8981\u7684\u903b\u8f91\u8f6c\u6362\u5373\u53ef\uff1a<\/p>\n<pre><code>public class InTransitStatus extends AbstractInTransitGoodsStatus {\n    @Override\n    public InTransitGoods switchToArrived(InTransitGoods inTransitGoods, InTransitGoodsDto.SwitchToArrivedRequest request) {\n        inTransitGoods.setStatus(InTransitGoodsStatus.arrive.getValue());\n        inTransitGoods.setArrivalDate(request.getArrivalDate());\n        return inTransitGoods;\n    }\n}\n<\/code><\/pre>\n<pre style=\"display:none;\"><code class=\"mermaid\">sequenceDiagram\n    \u5f85\u53d1\u72b6\u6001-&gt;&gt;+\u5728\u9014\u72b6\u6001: \u589e\u52a0 \u88c5\u8fd0\u65e5\u671f \u9884\u8ba1\u5230\u6e2f\u65e5\u671f \u8239\u540d\u822a\u6b21 \u7b49\u5b57\u6bb5\n    \u5728\u9014\u72b6\u6001-&gt;&gt;+\u5230\u6e2f\u72b6\u6001: \u589e\u52a0 \u5230\u6e2f\u65e5\u671f \u5b57\u6bb5\n    \u5230\u6e2f\u72b6\u6001-&gt;&gt;+\u5b8c\u6210\u72b6\u6001: \u589e\u52a0 \u5b8c\u6210\u65e5\u671f \u63d0\u5355\u53f7 \u63d0\u5355\u6570 \u6210\u672c\u4ef7(\u5143\/\u5428) \u5b57\u6bb5\n            <\/code><\/pre>\n<blockquote><p>\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u5f97\u51fa\u7ed3\u8bba\uff1a<br \/>\u8fd9\u4e2a\u72b6\u6001\u56fe\u5b8c\u5168\u53ef\u4ee5\u548c\u6211\u4eec\u7684\u4ee3\u7801\u4e00\u4e00\u5bf9\u5e94\uff0c\u6211\u5728\u5f85\u53d1\u72b6\u6001\u8981\u5b9e\u73b0\u5728\u9014\u72b6\u6001\u7684\u903b\u8f91\uff0c\u90a3\u4e48\u53ea\u5199\u8f6c\u6362\u6210\u5728\u9014\u72b6\u6001\u903b\u8f91\u5c31\u597d\uff0c\u5982\u679c\u589e\u52a0\u4e86\u8f6c\u6362\u4e3a\u5176\u4ed6\u72b6\u6001\uff0c\u90a3\u4e48\u53ea\u9700\u8981\u518d\u8be5\u72b6\u6001\u5bf9\u5e94\u7684\u7c7b\u4e0b\u9762\u518d\u5b9e\u73b0\u4e00\u4e2a\u65b9\u6cd5\u5373\u53ef\uff0c\u5982\u679c\u6ca1\u6709\u8be5\u65b9\u6cd5\uff0c\u62bd\u8c61\u7c7b\u4f1a\u629b\u51fa\u5f02\u5e38\u3002<\/p><\/blockquote>\n<h2>\u7ed3\u8bed<\/h2>\n<p>\u901a\u8fc7\u8fd9\u6b21\u7684\u9879\u76ee\uff0c\u7b80\u5355\u7684\u4e86\u89e3\u4e86\u72b6\u6001\u6a21\u5f0f\u7684\u57fa\u672c\u539f\u7406\uff0c\u5728\u5b66\u4e60\u72b6\u6001\u6a21\u5f0f\u65f6\uff0c\u4e86\u89e3\u5230\u5b83\u4e0e\u7b56\u7565\u6a21\u5f0f\u7684\u7c7b\u56fe\u76f8\u540c\uff0c\u6211\u4f1a\u7ee7\u7eed\u53bb\u5b66\u4e60\u7b56\u7565\u6a21\u5f0f\uff0c\u7406\u89e3\u4ed6\u4eec\u7684\u5f02\u540c\u3002\u672c\u6587\u4e3b\u8981\u901a\u8fc7\u5b66\u4e60\u300aHead First\u8bbe\u8ba1\u6a21\u5f0f\u300b\u6709\u4e86\u5927\u81f4\u7684\u4e86\u89e3\uff0c\u5982\u679c\u5b58\u5728\u7406\u89e3\u9519\u8bef\u7684\u5730\u65b9\uff0c\u6b22\u8fce\u6307\u51fa\uff01<br \/><strong>\u975e\u5e38\u611f\u8c22\u6f58\u8001\u5e08\u7684\u6559\u5bfc\u548c\u6307\u5bfc\u8ba9\u6211\u6709\u4e86\u5728\u8fd9\u6761\u8def\u4e0a\u6709\u4e86\u8d70\u4e0b\u53bb\u7684\u52c7\u6c14\uff01\uff01\uff01<\/strong><\/p>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000047414736\">https:\/\/segmentfault.com\/a\/1190000047414736<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 \u5728\u6700\u8fd1\u5199\u9879\u76ee\u7684\u65f6\u5019\uff0c\u6d89\u53ca\u5230\u4e00\u4e2a\u9700\u6c42\uff0c\u5728\u9014\u8d27\u7269\u6a21\u5757\uff0c\u8d27\u7269\u7684\u72b6\u6001\u6709\u56db\u79cd\uff0c\u5206\u522b\u662f\u5f85\u53d1\uff0c\u5728\u9014\uff0c\u5230\u6e2f\uff0c\u5b8c\u6210\u3002\u8fd9\u56db\u4e2a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-10021088","post","type-post","status-publish","format-standard","hentry","category-share"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10021088","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10021088"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10021088\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10021088"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10021088"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10021088"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}