You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

1390 lines
45 KiB
Plaintext

This file contains ambiguous Unicode characters!

This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.

using System;
using System.IO;
using System.Collections;
using System.Collections.Generic;
using System.Data.SqlClient;
using BP.DA;
using System.Data;
using BP.Sys;
using BP.Sys.XML;
using System.Reflection;
using BP.Pub;
namespace BP.En
{
/// <summary>
/// 数据实体集合
/// </summary>
[Serializable]
public abstract class Entities : CollectionBase
{
#region 查询方法.
/// <summary>
/// 查询全部
/// </summary>
/// <returns></returns>
public virtual int RetrieveAllFromDBSource()
{
QueryObject qo = new QueryObject(this);
return qo.DoQuery();
}
public virtual int RetrieveAllFromDBSource(string orderByAttr)
{
QueryObject qo = new QueryObject(this);
qo.addOrderBy(orderByAttr);
return qo.DoQuery();
}
#endregion 查询方法.
#region 过滤
public Entity Filter(string key, string val)
{
foreach (Entity en in this)
{
if (en.GetValStringByKey(key) == val)
return en;
}
return null;
}
#endregion
#region 虚拟方法
/// <summary>
/// 按照属性查询
/// </summary>
/// <param name="attr">属性名称</param>
/// <param name="val">值</param>
/// <returns>是否查询到</returns>
public int RetrieveByAttr(string attr, object val)
{
QueryObject qo = new QueryObject(this);
qo.AddWhere(attr, val);
return qo.DoQuery();
}
#endregion
#region 构造函数
/// <summary>
/// 构造函数
/// </summary>
public Entities() { }
#endregion
#region 公共方法
/// <summary>
/// 是否存在key= val 的实体。
/// </summary>
/// <param name="key"></param>
/// <param name="val"></param>
/// <returns></returns>
public bool IsExits(string key, object val)
{
foreach (Entity en in this)
{
if (en.GetValStringByKey(key) == val.ToString())
return true;
}
return false;
}
/// <summary>
/// 创建一个该集合的元素的类型的新实例
/// </summary>
/// <returns></returns>
public abstract Entity GetNewEntity { get; }
/// <summary>
/// 根据位置取得数据
/// </summary>
public Entity this[int index]
{
get
{
return this.InnerList[index] as Entity;
}
}
/// <summary>
/// 将对象添加到集合尾处,如果对象已经存在,则不添加
/// </summary>
/// <param name="entity">要添加的对象</param>
/// <returns>返回添加到的地方</returns>
public virtual int AddEntity(Entity entity)
{
if (entity == null)
throw new Exception("加入的 AddEntity 不能为空。");
return this.InnerList.Add(entity);
}
public virtual void AddEntities(Entities ens)
{
foreach (Entity en in ens)
this.AddEntity(en);
// this.InnerList.AddRange(ens);
}
/// <summary>
/// 增加entities
/// </summary>
/// <param name="pks">主键的值,中间用@符号隔开</param>
public virtual void AddEntities(string pks)
{
this.Clear();
if (pks == null || pks == "")
return;
string[] strs = pks.Split('@');
foreach (string str in strs)
{
if (str == null || str == "")
continue;
Entity en = this.GetNewEntity;
en.PKVal = str;
if (en.RetrieveFromDBSources() == 0)
continue;
this.AddEntity(en);
}
}
/// <summary>
/// 判断是不是包含指定的Entity .
/// </summary>
/// <param name="en"></param>
/// <returns></returns>
public bool Contains(Entity en)
{
return this.Contains(en.PKVal);
}
public bool Contains(Entities ens, string key)
{
if (ens.Count == 0)
return false;
foreach (Entity en in ens)
{
if (this.Contains(key, en.GetValByKey(key)) == false)
return false;
}
return true;
}
/// <summary>
/// 是不是包含指定的PK
/// </summary>
/// <param name="pkVal"></param>
/// <returns></returns>
public bool Contains(object pkVal)
{
string pk = this.GetNewEntity.PK;
return this.Contains(pk, pkVal);
}
/// <summary>
/// 指定的属性里面是否包含指定的值.
/// </summary>
/// <param name="attr">指定的属性</param>
/// <param name="pkVal">指定的值</param>
/// <returns>返回是否等于</returns>
public bool Contains(string attr, object pkVal)
{
foreach (Entity myen in this)
{
if (myen.GetValByKey(attr).ToString().Equals(pkVal.ToString()))
return true;
}
return false;
}
public bool Contains(string attr1, object pkVal1, string attr2, object pkVal2)
{
foreach (Entity myen in this)
{
if (myen.GetValByKey(attr1).ToString().Equals(pkVal1.ToString()) && myen.GetValByKey(attr2).ToString().Equals(pkVal2.ToString())
)
return true;
}
return false;
}
/// <summary>
/// 创建立本身的一个实例.
/// </summary>
/// <returns>Entities</returns>
public Entities CreateInstance()
{
return ClassFactory.GetEns(this.ToString());
}
#endregion
#region 获取一个实体
/// <summary>
/// 获取一个实体
/// </summary>
/// <param name="val">值</param>
/// <returns></returns>
public Entity GetEntityByKey(object val)
{
string pk = this.GetNewEntity.PK;
foreach (Entity en in this)
{
if (en.GetValStrByKey(pk) == val.ToString())
return en;
}
return null;
}
/// <summary>
/// 获取一个实体
/// </summary>
/// <param name="attr">属性</param>
/// <param name="val">值</param>
/// <returns></returns>
public Entity GetEntityByKey(string attr, object val)
{
foreach (Entity en in this)
{
if (en.GetValByKey(attr).Equals(val))
return en;
}
return null;
}
public Entity GetEntityByKey(string attr, int val)
{
foreach (Entity en in this)
{
if (en.GetValIntByKey(attr) == val)
return en;
}
return null;
}
public Entity GetEntityByKey(string attr1, object val1, string attr2, object val2)
{
foreach (Entity en in this)
{
if (en.GetValStrByKey(attr1) == val1.ToString()
&& en.GetValStrByKey(attr2) == val2.ToString())
return en;
}
return null;
}
/// <summary>
/// 获得entis
/// </summary>
/// <param name="attr"></param>
/// <param name="val"></param>
/// <returns></returns>
public Entities GetEntitiesByKey(string attr, string val)
{
Entities ens = this.GetNewEntity.GetNewEntities;
ens.Clear();
foreach (Entity en in this)
{
if (en.GetValStrByKey(attr).Equals(val) == false)
continue;
ens.AddEntity(en);
}
if (ens.Count == 0)
return null;
return ens;
}
#endregion
#region 对一个属性操作
/// <summary>
/// 求和
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public int GetSumIntByKey(string key)
{
int sum = 0;
foreach (Entity en in this)
{
sum += en.GetValIntByKey(key);
}
return sum;
}
/// <summary>
/// 求和
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public float GetSumFloatByKey(string key)
{
float sum = 0;
foreach (Entity en in this)
{
sum += en.GetValFloatByKey(key);
}
return sum;
}
/// <summary>
/// 求个数
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public int GetCountByKey(string key, string val)
{
int sum = 0;
foreach (Entity en in this)
{
if (en.GetValStringByKey(key) == val)
sum++;
}
return sum;
}
#endregion
#region 对集合的操作
/// <summary>
/// 从集合中删除该对象
/// </summary>
/// <param name="entity"></param>
public void RemoveEn(Entity entity)
{
this.InnerList.Remove(entity);
}
/// <summary>
/// 移除
/// </summary>
/// <param name="pk"></param>
public void RemoveEn(string pk)
{
string key = this.GetNewEntity.PK;
RemoveEn(key, pk);
}
public void RemoveEn(string key, string val)
{
foreach (Entity en in this)
{
if (en.GetValStringByKey(key) == val)
{
this.RemoveEn(en);
return;
}
}
}
public void Remove(string pks)
{
//设置
pks = pks.Replace(",", "@");
string[] mypks = pks.Split('@');
string pkAttr = this.GetNewEntity.PK;
foreach (string pk in mypks)
{
if (pk == null || pk.Length == 0)
continue;
this.RemoveEn(pkAttr, pk);
}
}
/// <summary>
/// 删除table.
/// </summary>
/// <returns></returns>
public int ClearTable()
{
Entity en = this.GetNewEntity;
return en.RunSQL("DELETE FROM " + en.EnMap.PhysicsTable);
}
/// <summary>
/// 删除集合内的对象
/// </summary>
public void Delete()
{
foreach (Entity en in this)
if (en.IsExits)
en.Delete();
this.Clear();
}
public int RunSQL(string sql)
{
return this.GetNewEntity.RunSQL(sql);
}
public int Delete(string key, object val)
{
Entity en = this.GetNewEntity;
Paras ps = new Paras();
ps.SQL = "DELETE FROM " + en.EnMap.PhysicsTable + " WHERE " + key + "=" + en.HisDBVarStr + "p";
if (val.GetType() != typeof(string))
{
Attr attr = en.EnMap.GetAttrByKey(key);
if (attr.MyDataType == DataType.AppString)
{
ps.Add("p", val.ToString());
}
else
{
ps.Add("p", val);
}
}
else
{
ps.Add("p", val);
}
// ps.Add("p", val);
return en.RunSQL(ps);
}
public int Delete(string key1, object val1, string key2, object val2)
{
Entity en = this.GetNewEntity;
Paras ps = new Paras();
ps.SQL = "DELETE FROM " + en.EnMap.PhysicsTable + " WHERE " + key1 + "=" + en.HisDBVarStr + "p1 AND " + key2 + "=" + en.HisDBVarStr + "p2";
if (val1.GetType() != typeof(string))
{
Attr attr = en.EnMap.GetAttrByKey(key1);
if (attr.MyDataType == DataType.AppString)
{
ps.Add("p1", val1.ToString());
}
else
{
ps.Add("p1", val1);
}
}
else
{
ps.Add("p1", val1);
}
if (val2.GetType() != typeof(string))
{
Attr attr = en.EnMap.GetAttrByKey(key2);
if (attr.MyDataType == DataType.AppString)
{
ps.Add("p2", val2.ToString());
}
else
{
ps.Add("p2", val2);
}
}
else
{
ps.Add("p2", val2);
}
return en.RunSQL(ps);
}
public int Delete(string key1, object val1, string key2, object val2, string key3, object val3)
{
Entity en = this.GetNewEntity;
Paras ps = new Paras();
ps.SQL = "DELETE FROM " + en.EnMap.PhysicsTable + " WHERE " + key1 + "=" + en.HisDBVarStr + "p1 AND " + key2 + "=" + en.HisDBVarStr + "p2 AND " + key3 + "=" + en.HisDBVarStr + "p3";
if (val1.GetType() != typeof(string))
{
Attr attr = en.EnMap.GetAttrByKey(key1);
if (attr.MyDataType == DataType.AppString)
{
ps.Add("p1", val1.ToString());
}
else
{
ps.Add("p1", val1);
}
}
else
{
ps.Add("p1", val1);
}
if (val2.GetType() != typeof(string))
{
Attr attr = en.EnMap.GetAttrByKey(key2);
if (attr.MyDataType == DataType.AppString)
{
ps.Add("p2", val2.ToString());
}
else
{
ps.Add("p2", val2);
}
}
else
{
ps.Add("p2", val2);
}
if (val3.GetType() != typeof(string))
{
Attr attr = en.EnMap.GetAttrByKey(key3);
if (attr.MyDataType == DataType.AppString)
{
ps.Add("p3", val3.ToString());
}
else
{
ps.Add("p3", val3);
}
}
else
{
ps.Add("p3", val3);
}
return en.RunSQL(ps);
}
public int Delete(string key1, object val1, string key2, object val2, string key3, object val3, string key4, object val4)
{
Entity en = this.GetNewEntity;
Paras ps = new Paras();
ps.SQL = "DELETE FROM " + en.EnMap.PhysicsTable + " WHERE " + key1 + "=" + en.HisDBVarStr + "p1 AND " + key2 + "=" + en.HisDBVarStr + "p2 AND " + key3 + "=" + en.HisDBVarStr + "p3 AND " + key4 + "=" + en.HisDBVarStr + "p4";
if (val1.GetType() != typeof(string))
{
Attr attr = en.EnMap.GetAttrByKey(key1);
if (attr.MyDataType == DataType.AppString)
{
ps.Add("p1", val1.ToString());
}
else
{
ps.Add("p1", val1);
}
}
else
{
ps.Add("p1", val1);
}
if (val2.GetType() != typeof(string))
{
Attr attr = en.EnMap.GetAttrByKey(key2);
if (attr.MyDataType == DataType.AppString)
{
ps.Add("p2", val2.ToString());
}
else
{
ps.Add("p2", val2);
}
}
else
{
ps.Add("p2", val2);
}
if (val3.GetType() != typeof(string))
{
Attr attr = en.EnMap.GetAttrByKey(key3);
if (attr.MyDataType == DataType.AppString)
{
ps.Add("p3", val3.ToString());
}
else
{
ps.Add("p3", val3);
}
}
else
{
ps.Add("p3", val3);
}
if (val4.GetType() != typeof(string))
{
Attr attr = en.EnMap.GetAttrByKey(key4);
if (attr.MyDataType == DataType.AppString)
{
ps.Add("p4", val4.ToString());
}
else
{
ps.Add("p4", val4);
}
}
else
{
ps.Add("p4", val4);
}
return en.RunSQL(ps);
}
public void SaveToXml(string file)
{
string dir = "";
if (file.Contains("\\"))
{
dir = file.Substring(0, file.LastIndexOf('\\'));
}
else if (file.Contains("/"))
{
dir = file.Substring(0, file.LastIndexOf("/"));
}
if (dir != "")
{
if (System.IO.Directory.Exists(dir) == false)
{
System.IO.Directory.CreateDirectory(dir);
}
}
DataTable dt = this.ToDataTableField();
DataSet ds = new DataSet();
ds.Tables.Add(dt); // this.ToDataSet();
ds.WriteXml(file);
}
#endregion
#region 查询方法
/// <summary>
/// 按LIKE 去查.
/// </summary>
/// <param name="key"></param>
/// <param name="vals"></param>
/// <returns></returns>
public virtual int RetrieveByLike(string key, string vals)
{
QueryObject qo = new QueryObject(this);
qo.AddWhere(key, " LIKE ", vals);
return qo.DoQuery();
}
/// <summary>
/// 按照IDs查询并且排序
/// 比如: FrmID IN '001','002'
/// </summary>
/// <param name="key"></param>
/// <param name="vals"></param>
/// <returns></returns>
public int RetrieveInOrderBy(String key, String vals, String orderByKey)
{
QueryObject qo = new QueryObject(this);
if (vals.Contains("(") == false)
qo.AddWhere(key, " IN ", "(" + vals + ")");
else
qo.AddWhere(key, " IN ", vals);
return qo.DoQuery();
if (DataType.IsNullOrEmpty(orderByKey) == false)
qo.addOrderBy(orderByKey);
return qo.DoQuery();
}
/// <summary>
/// 按照IDs查询
/// 比如: FrmID IN '001','002'
/// </summary>
/// <param name="key"></param>
/// <param name="vals"></param>
/// <returns></returns>
public virtual int RetrieveIn(string key, string vals, string orderby = null)
{
QueryObject qo = new QueryObject(this);
if (vals.Contains("(") == false)
qo.AddWhere(key, " IN ", "(" + vals + ")");
else
qo.AddWhere(key, " IN ", vals);
if (orderby != null)
qo.addOrderBy(orderby);
return qo.DoQuery();
}
public virtual int RetrieveInSQL(string attr, string sql)
{
QueryObject qo = new QueryObject(this);
qo.AddWhereInSQL(attr, sql);
return qo.DoQuery();
}
public virtual int RetrieveInSQL(string attr, string sql, string orderBy)
{
QueryObject qo = new QueryObject(this);
qo.AddWhereInSQL(attr, sql);
qo.addOrderBy(orderBy);
return qo.DoQuery();
}
public virtual int RetrieveInSQL(string sql)
{
QueryObject qo = new QueryObject(this);
qo.AddWhereInSQL(this.GetNewEntity.PK, sql);
return qo.DoQuery();
}
public virtual int Retrieve(string orderby)
{
QueryObject qo = new QueryObject(this);
qo.addOrderBy(orderby);
return qo.DoQuery();
}
public virtual int Retrieve(string key, object val, string orderby = null)
{
QueryObject qo = new QueryObject(this);
if (BP.Difference.SystemConfig.AppCenterDBFieldIsParaDBType == true)
qo.AddWhere(key, BP.Sys.Base.Glo.GenerRealType(this.GetNewEntity.EnMap.Attrs, key, val));
else
qo.AddWhere(key, val);
if (orderby != null)
qo.addOrderBy(orderby); //这个排序方式不要变化,否则会影响其他的地方。
return qo.DoQuery();
}
public virtual int Retrieve(string key, object val, string key2, object val2, string ordery = null)
{
QueryObject qo = new QueryObject(this);
//是否需要参数类型
if (BP.Difference.SystemConfig.AppCenterDBFieldIsParaDBType == true)
{
qo.AddWhere(key, BP.Sys.Base.Glo.GenerRealType(this.GetNewEntity.EnMap.Attrs, key, val));
qo.addAnd();
qo.AddWhere(key2, BP.Sys.Base.Glo.GenerRealType(this.GetNewEntity.EnMap.Attrs, key2, val2));
}
else
{
qo.AddWhere(key, val);
qo.addAnd();
qo.AddWhere(key2, val2);
}
if (ordery != null)
qo.addOrderBy(ordery);
return qo.DoQuery();
}
public int Retrieve(string key, object val, string key2, object val2, string key3, object val3, string key4, object val4, string orderBy = null)
{
QueryObject qo = new QueryObject(this);
if (BP.Difference.SystemConfig.AppCenterDBFieldIsParaDBType == true)
{
qo.AddWhere(key, BP.Sys.Base.Glo.GenerRealType(this.GetNewEntity.EnMap.Attrs, key, val));
qo.addAnd();
qo.AddWhere(key2, BP.Sys.Base.Glo.GenerRealType(this.GetNewEntity.EnMap.Attrs, key2, val2));
qo.addAnd();
qo.AddWhere(key3, BP.Sys.Base.Glo.GenerRealType(this.GetNewEntity.EnMap.Attrs, key3, val3));
qo.addAnd();
qo.AddWhere(key4, BP.Sys.Base.Glo.GenerRealType(this.GetNewEntity.EnMap.Attrs, key4, val4));
}
else
{
qo.AddWhere(key, val);
qo.addAnd();
qo.AddWhere(key2, val2);
qo.addAnd();
qo.AddWhere(key3, val3);
qo.addAnd();
qo.AddWhere(key4, val4);
}
if (orderBy != null)
qo.addOrderBy(orderBy);
return qo.DoQuery();
}
public int Retrieve(string key, object val, string key2, object val2, string key3, object val3, string orderBy = null)
{
QueryObject qo = new QueryObject(this);
if (BP.Difference.SystemConfig.AppCenterDBFieldIsParaDBType == true)
{
qo.AddWhere(key, BP.Sys.Base.Glo.GenerRealType(this.GetNewEntity.EnMap.Attrs, key, val));
qo.addAnd();
qo.AddWhere(key2, BP.Sys.Base.Glo.GenerRealType(this.GetNewEntity.EnMap.Attrs, key2, val2));
qo.addAnd();
qo.AddWhere(key3, BP.Sys.Base.Glo.GenerRealType(this.GetNewEntity.EnMap.Attrs, key3, val3));
}
else
{
qo.AddWhere(key, val);
qo.addAnd();
qo.AddWhere(key2, val2);
qo.addAnd();
qo.AddWhere(key3, val3);
}
if (orderBy != null)
qo.addOrderBy(orderBy);
return qo.DoQuery();
}
/// <summary>
/// 查询全部
/// </summary>
/// <returns></returns>
public virtual int RetrieveAll()
{
return this.RetrieveAll(null);
}
public virtual int RetrieveAllOrderByRandom()
{
QueryObject qo = new QueryObject(this);
qo.addOrderByRandom();
return qo.DoQuery();
}
public virtual int RetrieveAllOrderByRandom(int topNum)
{
QueryObject qo = new QueryObject(this);
qo.Top = topNum;
qo.addOrderByRandom();
return qo.DoQuery();
}
public virtual int RetrieveAll(int topNum, string orderby)
{
QueryObject qo = new QueryObject(this);
qo.Top = topNum;
qo.addOrderBy(orderby);
return qo.DoQuery();
}
public virtual int RetrieveAll(int topNum, string orderby, bool isDesc)
{
QueryObject qo = new QueryObject(this);
qo.Top = topNum;
if (isDesc)
qo.addOrderByDesc(orderby);
else
qo.addOrderBy(orderby);
return qo.DoQuery();
}
/// <summary>
/// 查询全部
/// </summary>
/// <returns></returns>
public virtual int RetrieveAll(string orderBy)
{
QueryObject qo = new QueryObject(this);
if (DataType.IsNullOrEmpty(orderBy) == false)
qo.addOrderBy(orderBy);
return qo.DoQuery();
}
/// <summary>
/// 查询全部。
/// </summary>
/// <returns></returns>
public virtual int RetrieveAll(string orderBy1, string orderBy2)
{
QueryObject qo = new QueryObject(this);
if (DataType.IsNullOrEmpty(orderBy1) == false)
qo.addOrderBy(orderBy1, orderBy2);
return qo.DoQuery();
}
/// <summary>
/// 按照最大个数查询。
/// </summary>
/// <param name="MaxNum">最大NUM</param>
/// <returns></returns>
public int RetrieveAll(int MaxNum)
{
QueryObject qo = new QueryObject(this);
qo.Top = MaxNum;
return qo.DoQuery();
}
/// <summary>
/// 查询全部的结果放到DataTable。
/// </summary>
/// <returns></returns>
public DataTable RetrieveAllToTable()
{
QueryObject qo = new QueryObject(this);
return qo.DoQueryToTable();
}
private DataTable DealBoolTypeInDataTable(Entity en, DataTable dt)
{
foreach (Attr attr in en.EnMap.Attrs)
{
if (attr.MyDataType == DataType.AppBoolean)
{
DataColumn col = new DataColumn();
col.ColumnName = "tmp" + attr.Key;
col.DataType = typeof(bool);
dt.Columns.Add(col);
foreach (DataRow dr in dt.Rows)
{
if (dr[attr.Key].ToString() == "1")
dr["tmp" + attr.Key] = true;
else
dr["tmp" + attr.Key] = false;
}
dt.Columns.Remove(attr.Key);
dt.Columns["tmp" + attr.Key].ColumnName = attr.Key;
continue;
}
if (attr.MyDataType == DataType.AppDateTime || attr.MyDataType == DataType.AppDate)
{
DataColumn col = new DataColumn();
col.ColumnName = "tmp" + attr.Key;
col.DataType = typeof(DateTime);
dt.Columns.Add(col);
foreach (DataRow dr in dt.Rows)
{
try
{
dr["tmp" + attr.Key] = DateTime.Parse(dr[attr.Key].ToString());
}
catch
{
if (attr.DefaultVal.ToString() == "")
dr["tmp" + attr.Key] = DateTime.Now;
else
dr["tmp" + attr.Key] = DateTime.Parse(attr.DefaultVal.ToString());
}
}
dt.Columns.Remove(attr.Key);
dt.Columns["tmp" + attr.Key].ColumnName = attr.Key;
continue;
}
}
return dt;
}
/// <summary>
/// ToJson.
/// </summary>
/// <returns></returns>
public string ToJson(string dtName = "dt")
{
return BP.Tools.Json.ToJson(this.ToDataTableField(dtName));
}
public DataTable ToDataTableStringField(string tableName = "dt")
{
DataTable dt = this.ToEmptyTableStringField();
Entity en = this.GetNewEntity;
Attrs attrs = en.EnMap.Attrs;
dt.TableName = tableName;
foreach (Entity myen in this)
{
DataRow dr = dt.NewRow();
foreach (Attr attr in attrs)
{
if (attr.MyDataType == DataType.AppBoolean)
{
if (myen.GetValIntByKey(attr.Key) == 1)
dr[attr.Key] = "1";
else
dr[attr.Key] = "0";
continue;
}
/*如果是外键 就要去掉左右空格。
* */
if (attr.MyFieldType == FieldType.FK
|| attr.MyFieldType == FieldType.PKFK)
dr[attr.Key] = myen.GetValByKey(attr.Key).ToString().Trim();
else
dr[attr.Key] = myen.GetValByKey(attr.Key);
}
dt.Rows.Add(dr);
}
return dt;
}
/// <summary>
/// 把当前实体集合的数据库转换成Table。
/// </summary>
/// <returns>DataTable</returns>
public DataTable ToDataTableField(string tableName = "dt")
{
DataTable dt = this.ToEmptyTableField();
Entity en = this.GetNewEntity;
Attrs attrs = en.EnMap.Attrs;
dt.TableName = tableName;
for (int i = 0; i < this.Count; i++)
{
Entity myen = this[i];
if (myen == null)
continue;
DataRow dr = dt.NewRow();
foreach (Attr attr in attrs)
{
if (attr.MyDataType == DataType.AppBoolean)
{
if (myen.GetValIntByKey(attr.Key) == 1)
dr[attr.Key] = "1";
else
dr[attr.Key] = "0";
continue;
}
if (myen.Row.ContainsKey(attr.Key) == false)
continue;
object val = myen.Row[attr.Key];
// var val = myen myen.GetValByKey(attr.Key);
if (val == null)
continue;
/*如果是外键 就要去掉左右空格
* */
if (attr.MyFieldType == FieldType.FK
|| attr.MyFieldType == FieldType.PKFK)
dr[attr.Key] = val.ToString().Trim();
else
{
try
{
dr[attr.Key] = val;
}
catch (Exception ex)
{
if (attr.ItIsNum)
{
dr[attr.Key] = 0;
continue;
}
throw new Exception("err@列[" + this.ToString() + " attr:" + attr.Key + "],设置值:[" + val + "]错误,也许是类型匹配");
}
}
}
dt.Rows.Add(dr);
}
return dt;
}
public DataTable ToDataTableDesc()
{
DataTable dt = this.ToEmptyTableDesc();
Entity en = this.GetNewEntity;
dt.TableName = en.EnMap.PhysicsTable;
foreach (Entity myen in this)
{
DataRow dr = dt.NewRow();
foreach (Attr attr in en.EnMap.Attrs)
{
if (attr.MyDataType == DataType.AppBoolean)
{
if (myen.GetValBooleanByKey(attr.Key))
dr[attr.Desc] = "是";
else
dr[attr.Desc] = "否";
continue;
}
dr[attr.Desc] = myen.GetValByKey(attr.Key);
}
dt.Rows.Add(dr);
}
return dt;
}
public DataTable ToEmptyTableDescField()
{
DataTable dt = new DataTable();
Entity en = this.GetNewEntity;
try
{
foreach (Attr attr in en.EnMap.Attrs)
{
switch (attr.MyDataType)
{
case DataType.AppString:
dt.Columns.Add(new DataColumn(attr.Desc.Trim() + attr.Key, typeof(string)));
break;
case DataType.AppInt:
dt.Columns.Add(new DataColumn(attr.Desc.Trim() + attr.Key, typeof(int)));
break;
case DataType.AppFloat:
dt.Columns.Add(new DataColumn(attr.Desc.Trim() + attr.Key, typeof(float)));
break;
case DataType.AppBoolean:
dt.Columns.Add(new DataColumn(attr.Desc.Trim() + attr.Key, typeof(string)));
break;
case DataType.AppDouble:
dt.Columns.Add(new DataColumn(attr.Desc.Trim() + attr.Key, typeof(double)));
break;
case DataType.AppMoney:
dt.Columns.Add(new DataColumn(attr.Desc.Trim() + attr.Key, typeof(double)));
break;
case DataType.AppDate:
dt.Columns.Add(new DataColumn(attr.Desc.Trim() + attr.Key, typeof(string)));
break;
case DataType.AppDateTime:
dt.Columns.Add(new DataColumn(attr.Desc.Trim() + attr.Key, typeof(string)));
break;
default:
throw new Exception("@bulider insert sql error: 没有这个数据类型");
}
}
}
catch (Exception ex)
{
throw new Exception(en.EnDesc + " error " + ex.Message);
}
return dt;
}
public DataTable ToDataTableDescField(string tableName = "dt")
{
DataTable dt = this.ToEmptyTableDescField();
dt.TableName = tableName;
Entity en = this.GetNewEntity;
dt.TableName = en.EnMap.PhysicsTable;
foreach (Entity myen in this)
{
DataRow dr = dt.NewRow();
foreach (Attr attr in en.EnMap.Attrs)
{
if (attr.MyDataType == DataType.AppBoolean)
{
if (myen.GetValBooleanByKey(attr.Key))
dr[attr.Desc.Trim() + attr.Key] = "是";
else
dr[attr.Desc.Trim() + attr.Key] = "否";
continue;
}
dr[attr.Desc.Trim() + attr.Key] = myen.GetValByKey(attr.Key);
}
dt.Rows.Add(dr);
}
return dt;
}
/// <summary>
/// 空的Table
/// 取到一个空表结构。
/// </summary>
/// <returns></returns>
public DataTable ToEmptyTableField(Entity en = null)
{
DataTable dt = new DataTable();
if (en == null)
en = this.GetNewEntity;
dt.TableName = en.EnMap.PhysicsTable;
foreach (Attr attr in en.EnMap.Attrs)
{
switch (attr.MyDataType)
{
case DataType.AppString:
dt.Columns.Add(new DataColumn(attr.Key, typeof(string)));
break;
case DataType.AppInt:
dt.Columns.Add(new DataColumn(attr.Key, typeof(int)));
break;
case DataType.AppFloat:
dt.Columns.Add(new DataColumn(attr.Key, typeof(float)));
break;
case DataType.AppBoolean:
dt.Columns.Add(new DataColumn(attr.Key, typeof(string)));
break;
case DataType.AppDouble:
dt.Columns.Add(new DataColumn(attr.Key, typeof(double)));
break;
case DataType.AppMoney:
dt.Columns.Add(new DataColumn(attr.Key, typeof(decimal)));
break;
case DataType.AppDate:
dt.Columns.Add(new DataColumn(attr.Key, typeof(string)));
break;
case DataType.AppDateTime:
dt.Columns.Add(new DataColumn(attr.Key, typeof(string)));
break;
default:
throw new Exception("@bulider insert sql error: 没有这个数据类型");
}
}
return dt;
}
public DataTable ToEmptyTableStringField()
{
DataTable dt = new DataTable();
Entity en = this.GetNewEntity;
dt.TableName = en.EnMap.PhysicsTable;
foreach (Attr attr in en.EnMap.Attrs)
{
dt.Columns.Add(new DataColumn(attr.Key, typeof(string)));
}
return dt;
}
public DataTable ToEmptyTableDesc()
{
DataTable dt = new DataTable();
Entity en = this.GetNewEntity;
try
{
foreach (Attr attr in en.EnMap.Attrs)
{
switch (attr.MyDataType)
{
case DataType.AppString:
dt.Columns.Add(new DataColumn(attr.Desc, typeof(string)));
break;
case DataType.AppInt:
dt.Columns.Add(new DataColumn(attr.Desc, typeof(int)));
break;
case DataType.AppFloat:
dt.Columns.Add(new DataColumn(attr.Desc, typeof(float)));
break;
case DataType.AppBoolean:
dt.Columns.Add(new DataColumn(attr.Desc, typeof(string)));
break;
case DataType.AppDouble:
dt.Columns.Add(new DataColumn(attr.Desc, typeof(double)));
break;
case DataType.AppMoney:
dt.Columns.Add(new DataColumn(attr.Desc, typeof(double)));
break;
case DataType.AppDate:
dt.Columns.Add(new DataColumn(attr.Desc, typeof(string)));
break;
case DataType.AppDateTime:
dt.Columns.Add(new DataColumn(attr.Desc, typeof(string)));
break;
default:
throw new Exception("@bulider insert sql error: 没有这个数据类型");
}
}
}
catch (Exception ex)
{
throw new Exception(en.EnDesc + " error " + ex.Message);
}
return dt;
}
#endregion
#region 查询from Cache
/// <summary>
/// 缓存查询: 根据 in sql 方式进行。
/// </summary>
/// <param name="CacheKey">指定的缓存Key全局变量不要重复。</param>
/// <param name="inSQL">sql 语句</param>
/// <returns>返回放在缓存里面的结果集合</returns>
public int RetrieveFromCacheInSQL(string CacheKey, string inSQL)
{
this.Clear();
Entities ens = Cache.GetEnsDataExt(CacheKey) as Entities;
if (ens == null)
{
QueryObject qo = new QueryObject(this);
qo.AddWhereInSQL(this.GetNewEntity.PK, inSQL);
qo.DoQuery();
Cache.SetEnsDataExt(CacheKey, this);
}
else
{
this.AddEntities(ens);
}
return this.Count;
}
/// <summary>
/// 缓存查询: 根据相关的条件
/// </summary>
/// <param name="attrKey">属性: 比如 FK_Sort</param>
/// <param name="val">值: 比如:01 </param>
/// <param name="top">最大的取值信息</param>
/// <param name="orderBy">排序字段</param>
/// <param name="isDesc"></param>
/// <returns>返回放在缓存里面的结果集合</returns>
public int RetrieveFromCache(string attrKey, object val, int top, string orderBy, bool isDesc)
{
string CacheKey = this.ToString() + attrKey + val + top + orderBy + isDesc;
this.Clear();
Entities ens = Cache.GetEnsDataExt(CacheKey);
if (ens == null)
{
QueryObject qo = new QueryObject(this);
qo.Top = top;
if (attrKey == "" || attrKey == null)
{
}
else
{
qo.AddWhere(attrKey, val);
}
if (orderBy != null)
{
if (isDesc)
qo.addOrderByDesc(orderBy);
else
qo.addOrderBy(orderBy);
}
qo.DoQuery();
Cache.SetEnsDataExt(CacheKey, this);
}
else
{
this.AddEntities(ens);
}
return this.Count;
}
/// <summary>
/// 缓存查询: 根据相关的条件
/// </summary>
/// <param name="attrKey"></param>
/// <param name="val"></param>
/// <returns></returns>
public int RetrieveFromCache(string attrKey, object val)
{
return RetrieveFromCache(attrKey, val, 99999, null, true);
}
/// <summary>
/// 缓存查询: 根据相关的条件
/// </summary>
/// <param name="attrKey"></param>
/// <param name="val"></param>
/// <param name="orderby"></param>
/// <returns></returns>
public int RetrieveFromCache(string attrKey, object val, string orderby)
{
return RetrieveFromCache(attrKey, val, 99999, orderby, true);
}
/// <summary>
/// 缓存查询: 根据相关的条件
/// </summary>
/// <param name="top"></param>
/// <param name="orderBy"></param>
/// <param name="isDesc"></param>
/// <returns></returns>
public int RetrieveFromCache(string orderBy, bool isDesc, int top)
{
return RetrieveFromCache(null, null, top, orderBy, isDesc);
}
#endregion
#region 类名属性.
/// <summary>
/// 类名
/// </summary>
public virtual string ClassID
{
get
{
return this.ToString();
}
}
/// <summary>
/// 短类名
/// </summary>
public virtual string ClassIDOfShort
{
get
{
string clsID = this.ClassID;
return clsID.Substring(clsID.LastIndexOf('.') + 1);
}
}
#endregion 类名属性.
}
}