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调整动态赋值逻辑

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This commit is contained in:
d4ilys 2023-04-25 10:27:09 +08:00
parent c012c166d8
commit 1753a51b42
1 changed files with 44 additions and 10 deletions
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48
FreeSql/Internal/DynamicCompileBuilder.cs
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@ -7,11 +7,13 @@ using System.Linq;
using System.Linq.Expressions;
using System.Reflection;
using System.Reflection.Emit;
using System.Security.Cryptography;
using FreeSql.Internal.Model;
using System.Text;
namespace FreeSql.Internal
{
#if net40 || NETSTANDARD2_0
#else
public class DynamicCompileBuilder
{
@ -39,7 +41,7 @@ namespace FreeSql.Internal
/// <param name="propertyType">属性类型</param>
/// <param name="attributes">属性标记的特性-支持多个</param>
/// <returns></returns>
public DynamicCompileBuilder Property(string propertyName, Type propertyType, params Attribute [] attributes)
public DynamicCompileBuilder Property(string propertyName, Type propertyType, params Attribute[] attributes)
{
_properties.Add(new DynamicPropertyInfo()
{
@ -140,7 +142,8 @@ namespace FreeSql.Internal
//设置程序集的名称
var defineDynamicAssembly = AssemblyBuilder.DefineDynamicAssembly(assemblyName, AssemblyBuilderAccess.Run);
//动态在程序集内创建一个模块
var defineDynamicModule = defineDynamicAssembly.DefineDynamicModule("FreeSql.DynamicCompileBuilder.Dynamics");
var defineDynamicModule =
defineDynamicAssembly.DefineDynamicModule("FreeSql.DynamicCompileBuilder.Dynamics");
//动态的在模块内创建一个类
var typeBuilder = defineDynamicModule.DefineType(_className, TypeAttributes.Public | TypeAttributes.Class);
@ -158,7 +161,25 @@ namespace FreeSql.Internal
private static ConcurrentDictionary<string, Delegate>
_delegateCache = new ConcurrentDictionary<string, Delegate>();
//设置动态对象的属性值
//设置动态对象的属性值 使用FreeSql自带功能
public static object CreateObjectByTypeByCodeFirst(IFreeSql fsql, Type type,
Dictionary<string, object> porpertys)
{
if (type == null)
return null;
object istance = Activator.CreateInstance(type);
if (istance == null)
return null;
var table = fsql.CodeFirst.GetTableByEntity(type);
foreach (var kv in porpertys)
{
table.ColumnsByCs[kv.Key].SetValue(istance, kv.Value);
}
return istance;
}
//设置动态对象的属性值，使用表达式目录树
public static object CreateObjectByType(Type type, Dictionary<string, object> porpertys)
{
if (type == null)
@ -167,7 +188,8 @@ namespace FreeSql.Internal
if (istance == null)
return null;
//根据字典中的key确定缓存
var cacheKey = string.Join("-", porpertys.Keys.OrderBy(s => s));
var cacheKeyStr = string.Join("-", porpertys.Keys.OrderBy(s => s));
var cacheKey = Md5Encryption(cacheKeyStr);
var dynamicDelegate = _delegateCache.GetOrAdd(cacheKey, key =>
{
//表达式目录树构建委托
@ -224,13 +246,25 @@ namespace FreeSql.Internal
string str = input.First().ToString().ToUpper() + input.Substring(1);
return str;
}
private static string Md5Encryption(string inputStr)
{
var result = string.Empty;
//32位大写
using (var md5 = MD5.Create())
{
var resultBytes = md5.ComputeHash(Encoding.UTF8.GetBytes(inputStr));
result = BitConverter.ToString(resultBytes);
}
return result;
}
}
#endif
internal class DynamicPropertyInfo
{
public string PropertyName { get; set; } = string.Empty;
public Type PropertyType { get; set; }
public Attribute [] Attributes { get; set; }
public Attribute[] Attributes { get; set; }
}
}