- 基类属性abstract/virtual支持override

This commit is contained in:
d4ilys 2023-05-15 10:53:13 +08:00
parent 02bd60be0a
commit bb1fd88f79
3 changed files with 233 additions and 86 deletions

View File

@ -33,12 +33,14 @@ namespace FreeSql.Tests.DynamicEntity
//根据Type生成表 //根据Type生成表
fsql.CodeFirst.SyncStructure(table.Type); fsql.CodeFirst.SyncStructure(table.Type);
fsql.Insert<object>().AsType(table.Type).AppendData(instance).ExecuteAffrows(); fsql.Insert<object>().AsType(table.Type).AppendData(instance).ExecuteAffrows();
var objects = fsql.Select<object>().AsType(table.Type).ToList();
} }
[Fact] [Fact]
public void AttributeTest() public void AttributeTest()
{ {
var table = fsql.CodeFirst.DynamicEntity("AttributeUsers", new TableAttribute() { Name = "T_Attribute_User" }, var table = fsql.CodeFirst.DynamicEntity("AttributeUsers",
new TableAttribute() { Name = "T_Attribute_User" },
new IndexAttribute("Name_Index1", "Name", false)) new IndexAttribute("Name_Index1", "Name", false))
.Property("Id", typeof(int), .Property("Id", typeof(int),
new ColumnAttribute() { IsPrimary = true, IsIdentity = true, Position = 1 }) new ColumnAttribute() { IsPrimary = true, IsIdentity = true, Position = 1 })
@ -80,9 +82,122 @@ namespace FreeSql.Tests.DynamicEntity
//根据Type生成表 //根据Type生成表
fsql.CodeFirst.SyncStructure(table.Type); fsql.CodeFirst.SyncStructure(table.Type);
fsql.Insert<object>().AsType(table.Type).AppendData(instance).ExecuteAffrows(); fsql.Insert<object>().AsType(table.Type).AppendData(instance).ExecuteAffrows();
var objects = fsql.Select<object>().AsType(table.Type).ToList();
}
[Fact]
public void SuperClassVirtualOverrideTest()
{
var table = fsql.CodeFirst.DynamicEntity("Role_VirtualOverride",
new TableAttribute() { Name = "T_Role_VirtualOverride" },
new IndexAttribute("Name_Index2", "Name", false))
.Extend(typeof(BaseModelOverride))
.Property("Id", typeof(int),
new ColumnAttribute() { IsPrimary = true, IsIdentity = true, Position = 1 })
.Property("Name", typeof(string),
new ColumnAttribute() { StringLength = 20, Position = 2 })
.Property("Operators", typeof(string), true) //重写 virtual 属性
.Build();
var dict = new Dictionary<string, object>
{
["Name"] = "系统管理员",
["UpdateTime"] = DateTime.Now,
["UpdatePerson"] = "admin",
["Operators"] = "manager"
};
var instance = table.CreateInstance(dict);
//根据Type生成表
fsql.CodeFirst.SyncStructure(table.Type);
fsql.Insert<object>().AsType(table.Type).AppendData(instance).ExecuteAffrows();
var objects = fsql.Select<object>().AsType(table.Type).ToList();
}
[Fact]
public void SuperClassBaseModelAbstractTest()
{
var table = fsql.CodeFirst.DynamicEntity("Role_AbstractOverride",
new TableAttribute() { Name = "T_Role_AbstractOverride" },
new IndexAttribute("Name_Index2", "Name", false))
.Extend(typeof(BaseModelOverride))
.Property("Id", typeof(int),
new ColumnAttribute() { IsPrimary = true, IsIdentity = true, Position = 1 })
.Property("Name", typeof(string),
new ColumnAttribute() { StringLength = 20, Position = 2 })
.Property("Operators", typeof(string), true) //重写 abstract 属性
.Build();
var dict = new Dictionary<string, object>
{
["Name"] = "系统管理员",
["UpdateTime"] = DateTime.Now,
["UpdatePerson"] = "admin",
["Operators"] = "manager"
};
var instance = table.CreateInstance(dict);
//根据Type生成表
fsql.CodeFirst.SyncStructure(table.Type);
fsql.Insert<object>().AsType(table.Type).AppendData(instance).ExecuteAffrows();
var objects = fsql.Select<object>().AsType(table.Type).ToList();
}
[Fact]
public void SuperClassBaseModelAbstractAndVirtualTest()
{
var table = fsql.CodeFirst.DynamicEntity("Role_AbstractAndVirtualOverride",
new TableAttribute() { Name = "Role_AbstractAndVirtualOverride" },
new IndexAttribute("Name_Index2", "Name", false))
.Extend(typeof(BaseModelOverride))
.Property("Id", typeof(int),
new ColumnAttribute() { IsPrimary = true, IsIdentity = true, Position = 1 })
.Property("Name", typeof(string),
new ColumnAttribute() { StringLength = 20, Position = 2 })
.Property("Operators", typeof(string), true) //重写 abstract 属性
.Property("Operators2", typeof(string), true) //重写 virtual 属性
.Build();
var dict = new Dictionary<string, object>
{
["Name"] = "系统管理员",
["UpdateTime"] = DateTime.Now,
["UpdatePerson"] = "admin",
["Operators"] = "manager",
["Operators2"] = "manager2"
};
var instance = table.CreateInstance(dict);
//根据Type生成表
fsql.CodeFirst.SyncStructure(table.Type);
fsql.Insert<object>().AsType(table.Type).AppendData(instance).ExecuteAffrows();
var objects = fsql.Select<object>().AsType(table.Type).ToList();
} }
} }
public class BaseModel public class BaseModel
{
[Column(Position = 99)] public DateTime UpdateTime { get; set; }
[Column(Position = 100, StringLength = 20)]
public string UpdatePerson { get; set; }
}
public class BaseModelOverride
{
[Column(Position = 99)] public DateTime UpdateTime { get; set; }
[Column(Position = 100, StringLength = 20)]
public string UpdatePerson { get; set; }
public virtual string Operators { get; set; }
}
public abstract class BaseModelAbstract
{
[Column(Position = 99)] public DateTime UpdateTime { get; set; }
[Column(Position = 100, StringLength = 20)]
public string UpdatePerson { get; set; }
public abstract string Operators { get; set; }
}
public abstract class BaseModelAbstractAndVirtual
{ {
[Column(Position = 99)] [Column(Position = 99)]
public DateTime UpdateTime public DateTime UpdateTime
@ -95,5 +210,17 @@ namespace FreeSql.Tests.DynamicEntity
{ {
get; set; get; set;
} }
public abstract string Operators
{
get; set;
}
public virtual string Operators2
{
get; set;
}
} }
} }

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@ -1,7 +1,7 @@
// by: Daily // by: Daily
#if net40 || NETSTANDARD2_0 #if net40 || NETSTANDARD2_0
# else #else
using FreeSql; using FreeSql;
using FreeSql.DataAnnotations; using FreeSql.DataAnnotations;
@ -23,7 +23,8 @@ public static class FreeSqlGlobalDynamicEntityExtensions
/// 动态构建Class Type /// 动态构建Class Type
/// </summary> /// </summary>
/// <returns></returns> /// <returns></returns>
public static DynamicCompileBuilder DynamicEntity(this ICodeFirst codeFirst, string className, params Attribute[] attributes) public static DynamicCompileBuilder DynamicEntity(this ICodeFirst codeFirst, string className,
params Attribute[] attributes)
{ {
return new DynamicCompileBuilder((codeFirst as CodeFirstProvider)._orm, className, attributes); return new DynamicCompileBuilder((codeFirst as CodeFirstProvider)._orm, className, attributes);
} }
@ -43,8 +44,10 @@ public static class FreeSqlGlobalDynamicEntityExtensions
if (dict.ContainsKey(key) == false) continue; if (dict.ContainsKey(key) == false) continue;
table.ColumnsByCs[key].SetValue(instance, dict[key]); table.ColumnsByCs[key].SetValue(instance, dict[key]);
} }
return instance; return instance;
} }
/// <summary> /// <summary>
/// 根据实体对象,创建 table 对应的字典 /// 根据实体对象,创建 table 对应的字典
/// </summary> /// </summary>
@ -94,12 +97,59 @@ namespace FreeSql.Extensions.DynamicEntity
/// <param name="propertyType">属性类型</param> /// <param name="propertyType">属性类型</param>
/// <param name="attributes">属性标记的特性-支持多个</param> /// <param name="attributes">属性标记的特性-支持多个</param>
/// <returns></returns> /// <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() _properties.Add(new DynamicPropertyInfo()
{ {
PropertyName = propertyName, PropertyName = propertyName,
PropertyType = propertyType, PropertyType = propertyType,
DefaultValue = null,
Attributes = attributes
});
return this;
}
/// <summary>
/// 配置属性
/// </summary>
/// <param name="propertyName">属性名称</param>
/// <param name="propertyType">属性类型</param>
/// <param name="isOverride">该属性是否重写父类属性</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, bool isOverride,
params Attribute[] attributes)
{
_properties.Add(new DynamicPropertyInfo()
{
PropertyName = propertyName,
PropertyType = propertyType,
DefaultValue = null,
IsOverride = isOverride,
Attributes = attributes
});
return this;
}
/// <summary>
/// 配置属性
/// </summary>
/// <param name="propertyName">属性名称</param>
/// <param name="propertyType">属性类型</param>
/// <param name="isOverride">该属性是否重写父类属性</param>
/// <param name="defaultValue">属性默认值</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, bool isOverride,
object defaultValue, params Attribute[] attributes)
{
_properties.Add(new DynamicPropertyInfo()
{
PropertyName = propertyName,
PropertyType = propertyType,
DefaultValue = null,
IsOverride = isOverride,
Attributes = attributes Attributes = attributes
}); });
return this; return this;
@ -162,10 +212,17 @@ namespace FreeSql.Extensions.DynamicEntity
var field = typeBuilder.DefineField($"_{FirstCharToLower(propertyName)}", propertyType, var field = typeBuilder.DefineField($"_{FirstCharToLower(propertyName)}", propertyType,
FieldAttributes.Private); FieldAttributes.Private);
var firstCharToUpper = FirstCharToUpper(propertyName); var firstCharToUpper = FirstCharToUpper(propertyName);
MethodAttributes maAttributes = MethodAttributes.Public;
if (pinfo.IsOverride)
{
maAttributes = MethodAttributes.Public | MethodAttributes.Virtual;
}
//设置属性方法 //设置属性方法
var methodGet = typeBuilder.DefineMethod($"Get{firstCharToUpper}", MethodAttributes.Public, var methodGet = typeBuilder.DefineMethod($"get_{firstCharToUpper}", maAttributes, propertyType, null);
propertyType, null); var methodSet = typeBuilder.DefineMethod($"set_{firstCharToUpper}", maAttributes, null,
var methodSet = typeBuilder.DefineMethod($"Set{firstCharToUpper}", MethodAttributes.Public, null,
new Type[] { propertyType }); new Type[] { propertyType });
var ilOfGet = methodGet.GetILGenerator(); var ilOfGet = methodGet.GetILGenerator();
@ -179,12 +236,27 @@ namespace FreeSql.Extensions.DynamicEntity
ilOfSet.Emit(OpCodes.Stfld, field); ilOfSet.Emit(OpCodes.Stfld, field);
ilOfSet.Emit(OpCodes.Ret); ilOfSet.Emit(OpCodes.Ret);
//是否重写
if (pinfo.IsOverride)
{
//重写Get、Set方法
OverrideProperty(ref typeBuilder, methodGet, PropertyMethodEnum.GET, pinfo.PropertyName);
OverrideProperty(ref typeBuilder, methodSet, PropertyMethodEnum.SET, pinfo.PropertyName);
}
//设置属性 //设置属性
var propertyBuilder = var propertyBuilder =
typeBuilder.DefineProperty(propertyName, PropertyAttributes.None, propertyType, null); typeBuilder.DefineProperty(propertyName, PropertyAttributes.None, propertyType, null);
propertyBuilder.SetGetMethod(methodGet); propertyBuilder.SetGetMethod(methodGet);
propertyBuilder.SetSetMethod(methodSet); propertyBuilder.SetSetMethod(methodSet);
//设置默认值
if (pinfo.DefaultValue != null)
{
propertyBuilder.SetConstant(pinfo.DefaultValue);
}
foreach (var pinfoAttribute in pinfo.Attributes) foreach (var pinfoAttribute in pinfo.Attributes)
{ {
//设置特性 //设置特性
@ -208,6 +280,23 @@ namespace FreeSql.Extensions.DynamicEntity
propertyBuilder.SetCustomAttribute(customAttributeBuilder); propertyBuilder.SetCustomAttribute(customAttributeBuilder);
} }
/// <summary>
/// Override属性
/// </summary>
/// <param name="typeBuilder"></param>
private void OverrideProperty(ref TypeBuilder typeBuilder, MethodBuilder methodBuilder,
PropertyMethodEnum methodEnum,
string propertyName)
{
//查找父类的属性信息
var propertyInfo = typeBuilder.BaseType.GetProperty(propertyName);
if (propertyInfo == null) return;
var pm = methodEnum == PropertyMethodEnum.GET ? propertyInfo.GetGetMethod() : propertyInfo.GetSetMethod();
//重写父类GET SET 方法
typeBuilder.DefineMethodOverride(methodBuilder, pm);
}
/// <summary> /// <summary>
/// Emit动态创建出Class - Type /// Emit动态创建出Class - Type
/// </summary> /// </summary>
@ -233,6 +322,7 @@ namespace FreeSql.Extensions.DynamicEntity
//创建类的Type对象 //创建类的Type对象
var type = typeBuilder.CreateType(); var type = typeBuilder.CreateType();
return _fsql.CodeFirst.GetTableByEntity(type); return _fsql.CodeFirst.GetTableByEntity(type);
} }
@ -279,8 +369,16 @@ namespace FreeSql.Extensions.DynamicEntity
{ {
public string PropertyName { get; set; } = string.Empty; public string PropertyName { get; set; } = string.Empty;
public Type PropertyType { get; set; } public Type PropertyType { get; set; }
public object DefaultValue { get; set; }
public bool IsOverride { get; set; } = false;
public Attribute[] Attributes { get; set; } public Attribute[] Attributes { get; set; }
} }
enum PropertyMethodEnum
{
GET,
SET
}
} }
} }
#endif #endif

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@ -6208,81 +6208,3 @@
</member> </member>
</members> </members>
</doc> </doc>
ew{id=1}
</summary>
<typeparam name="T1"></typeparam>
<param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
<returns></returns>
</member>
<member name="M:IFreeSql.Select``1">
<summary>
查询数据
</summary>
<typeparam name="T1"></typeparam>
<returns></returns>
</member>
<member name="M:IFreeSql.Select``1(System.Object)">
<summary>
查询数据,传入动态条件,如:主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
</summary>
<typeparam name="T1"></typeparam>
<param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
<returns></returns>
</member>
<member name="M:IFreeSql.Delete``1">
<summary>
删除数据
</summary>
<typeparam name="T1"></typeparam>
<returns></returns>
</member>
<member name="M:IFreeSql.Delete``1(System.Object)">
<summary>
删除数据,传入动态条件,如:主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
</summary>
<typeparam name="T1"></typeparam>
<param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
<returns></returns>
</member>
<member name="M:IFreeSql.Transaction(System.Action)">
<summary>
开启事务(不支持异步)<para></para>
v1.5.0 关闭了线程事务超时自动提交的机制
</summary>
<param name="handler">事务体 () => {}</param>
</member>
<member name="M:IFreeSql.Transaction(System.Data.IsolationLevel,System.Action)">
<summary>
开启事务(不支持异步)<para></para>
v1.5.0 关闭了线程事务超时自动提交的机制
</summary>
<param name="isolationLevel"></param>
<param name="handler">事务体 () => {}</param>
</member>
<member name="P:IFreeSql.Ado">
<summary>
数据库访问对象
</summary>
</member>
<member name="P:IFreeSql.Aop">
<summary>
所有拦截方法都在这里
</summary>
</member>
<member name="P:IFreeSql.CodeFirst">
<summary>
CodeFirst 模式开发相关方法
</summary>
</member>
<member name="P:IFreeSql.DbFirst">
<summary>
DbFirst 模式开发相关方法
</summary>
</member>
<member name="P:IFreeSql.GlobalFilter">
<summary>
全局过滤设置,可默认附加为 Select/Update/Delete 条件
</summary>
</member>
</members>
</doc>