From 5ecb790024468eee201a1423edcb3186e7c4a28a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8C=BF=E4=BA=BA=E6=98=93?= <qcjxberin@outlook.com>
Date: Tue, 9 Jul 2024 10:00:05 +0800
Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0=20EntityBuilder=20=E5=9F=BA?=
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在 `EntityBuilder.cs` 文件中，`EntityBuilder` 类的基类从 `ClassBuilder` 变更为 `EntityBuilder`。在遍历 `columns` 集合并写入参数注释的代码块之后，新增了一行代码定义了一个名为 `nullable` 的变量，并将其赋值为 `EntityOption.Nullable`。修改了生成方法签名的代码行，将返回类型的类名后面添加了一个条件操作符 `?`，以根据 `nullable` 变量的值决定是否在类名后面添加 `?`。
---
 XCode/Code/EntityBuilder.cs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/XCode/Code/EntityBuilder.cs b/XCode/Code/EntityBuilder.cs
index ad739046d..926906047 100644
--- a/XCode/Code/EntityBuilder.cs
+++ b/XCode/Code/EntityBuilder.cs
@@ -1627,8 +1627,10 @@ protected virtual Boolean BuildExtendFind(IDataColumn[] columns, Int32 index)
             WriteLine("/// <param name=\"{0}\">{1}</param>", dc.CamelName(), dc.DisplayName);
         }
 
+        var nullable = EntityOption.Nullable;
+
         WriteLine("/// <returns>实体对象</returns>");
-        WriteLine("public static {2} {0}({1})", methodName, args, ClassName);
+        WriteLine("public static {2} {0}({1})", methodName, args, ClassName + (nullable ? "?" : ""));
         WriteLine("{");
         {
             var header = false;