public int Edit <T>(DB type, Action <T> handler) where T : DataObject, new()
{
using (IConnectinContext cc = DBContext.GetConnection(type))
{
return(Edit <T>(cc, handler));
}
}
public static T ExecProcToObject <T>(object parameter) where T : new()
{
using (IConnectinContext cc = DBContext.DB1)
{
return(ExecProcToObject <T>(cc, parameter));
}
}
public static object ExecProc(object parameter)
{
using (IConnectinContext cc = DBContext.DB1)
{
return(ExecProc(cc, parameter));
}
}
public int Edit <T>(IConnectinContext cc, Action <T> handler) where T : DataObject, new()
{
T item = new T();
handler(item);
return(Edit <T>(cc, item.GetChangeFields()));
}
public static object ExecProc(DB db, object parameter)
{
using (IConnectinContext cc = DBContext.GetConnection(db))
{
return(ExecProc(cc, parameter));
}
}
public static IList <T> List <T>(this string sql) where T : new()
{
using (IConnectinContext cc = DBContext.DB1)
{
return(List <T>(sql, cc));
}
}
public static IList <T> List <T>(this string sql, DB db, Region region) where T : new()
{
using (IConnectinContext cc = DBContext.GetConnection(db))
{
return(List <T>(sql, cc, region));
}
}
/// <summary>
/// 数据保存后处理过程
/// </summary>
/// <param name="cc">数据库上下文</param>
/// <param name="data">实体对象</param>
/// <param name="pm">属性映射描述</param>
/// <param name="table">相关表信息</param>
public override void Executed(IConnectinContext cc, object data, PropertyMapper pm, string table)
{
Command cmd = new Command("select @@IDENTITY ");
object value = cc.ExecuteScalar(cmd);
pm.Handler.Set(data, Convert.ChangeType(value, pm.Handler.Property.PropertyType));
}
public static T ListFirst <T>(this string sql, DB db) where T : new()
{
using (IConnectinContext cc = DBContext.GetConnection(db))
{
return(ListFirst <T>(sql, cc));
}
}
public IList <RESULT> GetValues <RESULT, Entity>(IFieldInfo field, DB type, Region region, params string[] orderby) where Entity : Mappings.DataObject
{
using (IConnectinContext cc = DBContext.GetConnection(type))
{
return(GetValues <RESULT, Entity>(field, cc, region, orderby));
}
}
public IList <T> List <T>(JoinTable table, params string[] orders) where T : new()
{
using (IConnectinContext cc = DBContext.GetConnection(DB.DB1))
{
return(List <T>(table, cc, null, null));
}
}
public RESULT GetValue <RESULT, Entity>(IFieldInfo field) where Entity : Mappings.DataObject
{
using (IConnectinContext cc = DBContext.DB1)
{
return(GetValue <RESULT, Entity>(field));
}
}
public static IList <T> List <T>(this string sql, string connName) where T : new()
{
using (IConnectinContext cc = DBContext.GetConnection(connName))
{
return(List <T>(sql, cc));
}
}
public T ListFirst <T>(DB type) where T : Mappings.DataObject, new()
{
using (IConnectinContext cc = DBContext.GetConnection(type))
{
return(ListFirst <T>(cc, null));
}
}
public RESULT Min <RESULT, Entity>(string field, bool DISTINCT) where Entity : Mappings.DataObject
{
using (IConnectinContext cc = DBContext.DB1)
{
return(Min <RESULT, Entity>(field, DISTINCT, cc));
}
}
public RESULT Avg <RESULT, Entity>(string field, bool DISTINCT, DB type) where Entity : Mappings.DataObject
{
using (IConnectinContext cc = DBContext.GetConnection(type))
{
return(Avg <RESULT, Entity>(field, DISTINCT, cc));
}
}
public static T GetValue <T>(this string sql)
{
using (IConnectinContext cc = DBContext.DB1)
{
return(GetValue <T>(sql, cc));
}
}
public int Count <T>(string field, bool DISTINCT, DB type) where T : Mappings.DataObject
{
using (IConnectinContext cc = DBContext.GetConnection(type))
{
return(Count <T>(field, DISTINCT, cc));
}
}
public IList <RESULT> GetValues <RESULT, Entity>(IFieldInfo field, params string[] orderby) where Entity : Mappings.DataObject
{
using (IConnectinContext cc = DBContext.DB1)
{
return(GetValues <RESULT, Entity>(field, cc, (Region)null, orderby));
}
}
public IList <T> List <T>(DB type, Region region) where T : Mappings.DataObject, new()
{
using (IConnectinContext cc = DBContext.GetConnection(type))
{
return(List <T>(cc, region, null));
}
}
public IList <RESULT> GetValues <RESULT, Entity>(IFieldInfo field, int pageindex, int pagesize, params string[] orderby) where Entity : Mappings.DataObject
{
using (IConnectinContext cc = DBContext.DB1)
{
return(GetValues <RESULT, Entity>(field, cc, new Region(pageindex, pagesize), orderby));
}
}
public IList <RESULT> GetValues <RESULT, Entity>(IFieldInfo field, DB type, int pageindex, int pagesize) where Entity : Mappings.DataObject
{
using (IConnectinContext cc = DBContext.GetConnection(type))
{
return(GetValues <RESULT, Entity>(field, cc, pageindex, pagesize));
}
}
public IList <RESULT> GetValues <RESULT, Entity>(IFieldInfo field, Region region) where Entity : Mappings.DataObject
{
using (IConnectinContext cc = DBContext.DB1)
{
return(GetValues <RESULT, Entity>(field, cc, region));
}
}
public int Edit <T>(DB type, params Field[] fields) where T : DataObject, new()
{
using (IConnectinContext cc = DBContext.GetConnection(type))
{
return(Edit <T>(cc, fields));
}
}
public static int Execute(this string sql)
{
using (IConnectinContext cc = DBContext.DB1)
{
return(Execute(sql, cc));
}
}
public int Count <T>(DB type) where T : Mappings.DataObject
{
using (IConnectinContext cc = DBContext.GetConnection(type))
{
return(Count <T>(cc));
}
}
public static int Execute(this string sql, string connName)
{
using (IConnectinContext cc = DBContext.GetConnection(connName))
{
return(Execute(sql, cc));
}
}
public IList <T> List <T>(DB type, params string[] orderby) where T : Mappings.DataObject, new()
{
using (IConnectinContext cc = DBContext.GetConnection(type))
{
return(List <T>(cc, null, orderby));
}
}
public static T GetValue <T>(this string sql, string connName)
{
using (IConnectinContext cc = DBContext.GetConnection(connName))
{
return(GetValue <T>(sql, cc));
}
}
public RESULT Min <RESULT, Entity>(string field, DB type) where Entity : Mappings.DataObject
{
using (IConnectinContext cc = DBContext.GetConnection(type))
{
return(Min <RESULT, Entity>(field, false, cc));
}
}
internal int Delete(IConnectinContext cc)
{
int result = 0;
ObjectMapper om = ObjectMapper.GetOM(this.GetType());
if (om.ID == null)
throw new PeanutException(DataMsg.ID_MAP_NOTFOUND);
result = OnDeleteObject(cc, om.Table, om.ID.ColumnName,
om.ID.Handler.Get(this));
return result;
}
internal int Save(IConnectinContext cc)
{
int result = 0;
ObjectMapper om = ObjectMapper.GetOM(this.GetType());
if (EntityState._Loaded)
{
if (EntityState._FieldState.Count == 0)
return 0;
result=EditData(cc, om);
}
else
{
if (EntityState._FieldState.Count == 0)
throw new PeanutException(DataMsg.OBJECT_UPDATA_NOTFOUND);
result= NewData(cc, om);
EntityState._Loaded = true;
}
EntityState._FieldState.Clear();
return result;
}
/// <summary>
/// 验证处理过程,派生类重写实现具体的验证规则
/// </summary>
/// <param name="value">属性值</param>
/// <param name="source">属性所属对象</param>
/// <param name="pm">属性映射描述</param>
/// <param name="cc">数据库上下文</param>
/// <returns>bool</returns>
protected override bool OnValidating(object value, object source, Mappings.PropertyMapper pm, IConnectinContext cc)
{
if (value != null && !string.IsNullOrEmpty(value.ToString()))
{
string data = Convert.ToString(value);
if (System.Text.RegularExpressions.Regex.Match(
data, Regex, RegexOptions.IgnoreCase).Length == 0)
{
return false;
}
}
return true;
}
/// <summary>
/// 验证处理过程,派生类重写实现具体的验证规则
/// </summary>
/// <param name="value">属性值</param>
/// <param name="source">属性所属对象</param>
/// <param name="pm">属性映射描述</param>
/// <param name="cc">数据库上下文</param>
/// <returns>bool</returns>
protected override bool OnValidating(object value, object source, Mappings.PropertyMapper pm, IConnectinContext cc)
{
if (value != null && !string.IsNullOrEmpty(value.ToString()))
{
string data = Convert.ToString(value);
if (MinLength != null && MinLength > data.Length)
{
return false;
}
if (MaxLength != null && data.Length > MaxLength)
{
return false;
}
}
return true;
}
/// <summary>
/// 验证处理过程,派生类重写实现具体的验证规则
/// </summary>
/// <param name="value">属性值</param>
/// <param name="source">属性所属对象</param>
/// <param name="pm">属性映射描述</param>
/// <param name="cc">数据库上下文</param>
/// <returns>bool</returns>
protected override bool OnValidating(object value, object source, Mappings.PropertyMapper pm, IConnectinContext cc)
{
if (value == null)
return true;
if (string.IsNullOrEmpty((string)value))
return true;
string sql = "select {0} from {1} where {0}=@p1";
Command cmd = new Command(string.Format(sql, pm.ColumnName, pm.OM.Table));
cmd.AddParameter("p1", value);
object result = cc.ExecuteScalar(cmd);
return result == null || result == DBNull.Value;
}
/// <summary>
/// 验证实体属性值
/// </summary>
/// <param name="value">属性值</param>
/// <param name="source">属性所属对象</param>
/// <param name="pm">属性映射描述</param>
/// <param name="cc">数据库上下文</param>
/// <returns>bool</returns>
public bool Validating(object value, object source,Mappings.PropertyMapper pm,IConnectinContext cc )
{
return OnValidating(value, source, pm, cc);
}
/// <summary> /// 验证处理过程,派生类重写实现具体的验证规则 /// </summary> /// <param name="value">属性值</param> /// <param name="source">属性所属对象</param> /// <param name="pm">属性映射描述</param> /// <param name="cc">数据库上下文</param> /// <returns>bool</returns> protected abstract bool OnValidating(object value, object source, Mappings.PropertyMapper pm, IConnectinContext cc);
/// <summary>
/// 验证处理过程,派生类重写实现具体的验证规则
/// </summary>
/// <param name="value">属性值</param>
/// <param name="source">属性所属对象</param>
/// <param name="pm">属性映射描述</param>
/// <param name="cc">数据库上下文</param>
/// <returns>bool</returns>
protected override bool OnValidating(object value, object source, Mappings.PropertyMapper pm, IConnectinContext cc)
{
bool result= value != null && !string.IsNullOrEmpty(value.ToString());
if (!result && string.IsNullOrEmpty(Message))
Message = string.Format("{0}成员值不能为空!", pm.ColumnName);
return result;
}
/// <summary>
/// 验证处理过程,派生类重写实现具体的验证规则
/// </summary>
/// <param name="value">属性值</param>
/// <param name="source">属性所属对象</param>
/// <param name="pm">属性映射描述</param>
/// <param name="cc">数据库上下文</param>
/// <returns>bool</returns>
protected override bool OnValidating(object value, object source, Mappings.PropertyMapper pm, IConnectinContext cc)
{
if (value != null && !string.IsNullOrEmpty(value.ToString()))
{
DateTime data = Convert.ToDateTime(value);
if (MinValue != null)
{
if (MinValue >data)
{
return false;
}
}
if (MaxValue != null)
{
if (data > MaxValue)
{
return false;
}
}
}
return true;
}
/// <summary>
/// 数据保存前处理过程
/// </summary>
/// <param name="cc">数据库上下文</param>
/// <param name="data">实体对象</param>
/// <param name="pm">属性映射描述</param>
/// <param name="table">相关表信息</param>
public override void Executing(IConnectinContext cc, object data, PropertyMapper pm, string table)
{
string uid = Guid.NewGuid().ToString("N");
pm.Handler.Set(data, uid);
}
private int NewData(IConnectinContext cc, ObjectMapper om)
{
int result = 0;
Insert insert = new Insert(om.Table);
object value = null;
if (om.ID != null)
{
if (om.ID.Value != null)
{
if (!om.ID.Value.AfterByUpdate)
{
om.ID.Value.Executing(cc, this, om.ID,om.Table);
insert.AddField(om.ID.ColumnName, om.ID.Handler.Get(this));
}
}
else
{
insert.AddField(om.ID.ColumnName, om.ID.Handler.Get(this));
}
}
for(int i =0;i<om.Properties.Count;i++)
{
PropertyMapper pm = om.Properties[i];
if (!EntityState._FieldState.ContainsKey(pm.Handler.Property.Name))
{
if (pm.Value != null && !pm.Value.AfterByUpdate)
{
pm.Value.Executing(cc, this, pm, om.Table);
}
}
value = pm.Handler.Get(this);
if (EntityState._FieldState.ContainsKey(pm.Handler.Property.Name))
{
if (pm.Cast != null)
{
value = pm.Cast.ToColumn(value, pm.Handler.Property.PropertyType, this);
}
insert.AddField(pm.ColumnName, value);
}
}
result=insert.Execute(cc);
if (om.ID != null && om.ID.Value != null && om.ID.Value.AfterByUpdate)
om.ID.Value.Executed(cc, this, om.ID,om.Table);
return result;
}
/// <summary>
/// 数据保存后处理过程
/// </summary>
/// <param name="cc">数据库上下文</param>
/// <param name="data">实体对象</param>
/// <param name="pm">属性映射描述</param>
/// <param name="table">相关表信息</param>
public virtual void Executed(IConnectinContext cc, object data, PropertyMapper pm, string table)
{
}
private int EditData(IConnectinContext cc,ObjectMapper om)
{
if (om.ID == null)
throw new PeanutException(DataMsg.UPDATE_ERROR_ID_NOTFOUND);
Update update = new Update(om.Table);
for (int i = 0; i < om.Properties.Count; i++)
{
PropertyMapper pm= om.Properties[i];
System.Reflection.PropertyInfo pi = pm.Handler.Property;
if (EntityState._FieldState.ContainsKey(pm.Handler.Property.Name))
{
if (pm.Cast != null)
{
update.AddField(pm.ColumnName,"p_"+pi.Name,pm.Cast.ToColumn(pm.Handler.Get(this),
pm.Handler.Property.PropertyType,this));
}
else
{
update.AddField(pm.ColumnName, "p_" + pi.Name, pm.Handler.Get(this));
}
}
}
update.Where.SqlText.Append(om.ID.ColumnName).Append("=@p1");
update.Where.Parameters.Add(new Command.Parameter { Name = "p1", Value = om.ID.Handler.Get(this) });
return update.Execute(cc);
}
/// <summary>
/// 数据保存前处理过程
/// </summary>
/// <param name="cc">数据库上下文</param>
/// <param name="data">实体对象</param>
/// <param name="pm">属性映射描述</param>
/// <param name="table">相关表信息</param>
public override void Executing(IConnectinContext cc, object data, PropertyMapper pm, string table)
{
pm.Handler.Set(data, true);
}
/// <summary>
/// 数据保存后处理过程
/// </summary>
/// <param name="cc">数据库上下文</param>
/// <param name="data">实体对象</param>
/// <param name="pm">属性映射描述</param>
/// <param name="table">相关表信息</param>
public override void Executed(IConnectinContext cc, object data, PropertyMapper pm, string table)
{
Command cmd = new Command("select @@IDENTITY ");
object value = cc.ExecuteScalar(cmd);
pm.Handler.Set(data,Convert.ChangeType( value,pm.Handler.Property.PropertyType));
}
/// <summary>
/// 数据保存前处理过程
/// </summary>
/// <param name="cc">数据库上下文</param>
/// <param name="data">实体对象</param>
/// <param name="pm">属性映射描述</param>
/// <param name="table">相关表信息</param>
public override void Executing(IConnectinContext cc, object data, PropertyMapper pm, string table)
{
pm.Handler.Set(data, DateTime.Now.Day.ToString());
}
/// <summary>
/// 数据保存前处理过程
/// </summary>
/// <param name="cc">数据库上下文</param>
/// <param name="data">实体对象</param>
/// <param name="pm">属性映射描述</param>
/// <param name="table">相关表信息</param>
public override void Executing(IConnectinContext cc, object data, PropertyMapper pm, string table)
{
if (mInputType == InputType.Int)
{
pm.Handler.Set(data, Enum.GetValues(pm.Handler.Property.PropertyType).GetValue((int)mValue));
}
else if (mInputType == InputType.String)
{
Enum.Parse(pm.Handler.Property.PropertyType, mValue.ToString());
}
else
{
pm.Handler.Set(data, Enum.GetValues(pm.Handler.Property.PropertyType).GetValue(0));
}
}
