public static TableEntity CreateTableEntity(Type t)
{
TableAttribute table = t.GetCustomAttributes(false).FirstOrDefault(f => f is TableAttribute) as TableAttribute;
if (table == null)
{
throw new Exception("Class " + t.Name + " is not labeled [TableAttribute], please label it first");
}
else
{
TableEntity model = new TableEntity();
model.TableName = table.TableName;
model.KeyName = table.KeyName;
model.IsIdentity = table.IsIdentity;
model.AllFieldList = new List <string>();
model.ExceptKeyFieldList = new List <string>();
var allproperties = t.GetProperties();
foreach (var item in allproperties)
{
var igore = item.GetCustomAttributes(false).FirstOrDefault(f => f is IgoreAttribute) as IgoreAttribute;
if (igore == null)
{
string Name = item.Name;
var column = item.GetCustomAttributes(false).FirstOrDefault(f => f is ColumnAttribute) as ColumnAttribute;
if (column != null)
{
Name = column.Name;
}
model.AllFieldList.Add(Name); //所有列
if (Name.ToLower().Equals(model.KeyName.ToLower()))
{
model.KeyType = item.PropertyType;
}
else
{
model.ExceptKeyFieldList.Add(Name); //去除主键后的所有列
}
}
}
return(model);
}
}
public static void InitTableForOracle(TableEntity table) //初始化增删改等语句
{
string Fields = GetFieldsStr(table.AllFieldList, "\"", "\"");
string FieldsAt = GetFieldsAtStr(table.AllFieldList, ":");
string FieldsEq = GetFieldsEqStr(table.AllFieldList, "\"", "\"", ":");
string FieldsExtKey = GetFieldsStr(table.ExceptKeyFieldList, "\"", "\"");
string FieldsAtExtKey = GetFieldsAtStr(table.ExceptKeyFieldList, ":");
string FieldsEqExtKey = GetFieldsEqStr(table.ExceptKeyFieldList, "\"", "\"", ":");
table.AllFields = Fields;
table.AllFieldsAt = FieldsAt;
table.AllFieldsAtEq = FieldsEq;
table.AllFieldsExceptKey = FieldsExtKey;
table.AllFieldsAtExceptKey = FieldsAtExtKey;
table.AllFieldsAtEqExceptKey = FieldsEqExtKey;
table.InsertSql = string.Format("INSERT INTO {0}({1})VALUES({2})", table.TableName, Fields, FieldsAt);
if (!string.IsNullOrEmpty(table.SequenceName))
{
table.InsertSql = string.Format("INSERT INTO {0}({1})VALUES({2}.NEXTVAL, {3})", table.TableName, Fields, table.SequenceName, FieldsAt);
}
if (!string.IsNullOrEmpty(table.KeyName)) //有主键
{
table.InsertReturnIdSql = string.Format("INSERT INTO {0}({1})VALUES(```seq```.NEXTVAL, {2})", table.TableName, Fields, FieldsAtExtKey);
if (table.IsIdentity) //是自增
{
table.InsertSql = string.Format("INSERT INTO {0}({1})VALUES({2})", table.TableName, FieldsExtKey, FieldsAtExtKey);
}
table.InsertIdentitySql = string.Format("INSERT INTO {0}({1})VALUES({2})", table.TableName, Fields, FieldsAt);
table.DeleteByIdSql = string.Format("DELETE FROM {0} WHERE {1}=:id", table.TableName, table.KeyName);
table.DeleteByIdsSql = string.Format("DELETE FROM {0} WHERE {1} IN :ids", table.TableName, table.KeyName);
table.GetByIdSql = string.Format("SELECT {0} FROM {1} WHERE {2}=:id", Fields, table.TableName, table.KeyName);
table.GetByIdsSql = string.Format("SELECT {0} FROM {1} WHERE {2} IN :ids", Fields, table.TableName, table.KeyName);
table.UpdateSql = string.Format("UPDATE {0} SET {1} WHERE {2}=:{2}", table.TableName, FieldsEqExtKey, table.KeyName);
}
table.DeleteAllSql = string.Format("DELETE FROM {0} ", table.TableName);
table.GetAllSql = string.Format("SELECT {0} FROM {1} ", Fields, table.TableName);
}
public static TableEntity GetTableEntity <T>()
{
Type t = typeof(T);
RuntimeTypeHandle typeHandle = t.TypeHandle;
if (!tableDict.Keys.Contains(typeHandle))
{
lock (_locker)
{
if (!tableDict.Keys.Contains(typeHandle))
{
TableEntity table = CommonUtil.CreateTableEntity(t);
CommonUtil.InitTableForOracle(table);
tableDict[typeHandle] = table;
}
}
}
return(tableDict[typeHandle]);
}
private static void InitPage(StringBuilder sb, TableEntity table, int skip, int take, string where, string returnFields, string orderBy)
{
if (string.IsNullOrEmpty(returnFields))
{
returnFields = table.AllFields;
}
if (string.IsNullOrEmpty(orderBy))
{
if (!string.IsNullOrEmpty(table.KeyName))
{
orderBy = string.Format("ORDER BY \"{0}\"", table.KeyName);
}
else
{
orderBy = string.Format("ORDER BY \"{0}\"", table.AllFieldList.First());
}
}
sb.AppendFormat("SELECT * FROM(SELECT A.*,ROWNUM RN FROM (SELECT {0} FROM \"{1}\" {2} {3}) A WHERE ROWNUM <= {4}) WHERE RN > {5}", returnFields, table.TableName, where, orderBy, skip + take, skip);
}
private static void InitPage(StringBuilder sb, TableEntity table, int skip, int take, string where, string returnFields, string orderBy)
{
if (string.IsNullOrEmpty(returnFields))
{
returnFields = table.AllFields;
}
if (string.IsNullOrEmpty(orderBy))
{
if (!string.IsNullOrEmpty(table.KeyName))
{
orderBy = string.Format("ORDER BY [{0}]", table.KeyName);
}
else
{
orderBy = string.Format("ORDER BY [{0}]", table.AllFieldList.First());
}
}
sb.AppendFormat("SELECT {0} FROM [{1}] {2} {3} LIMIT {4},{5}", returnFields, table.TableName, where, orderBy, skip, take);
}
public static void InitTableForPostgresql(TableEntity table) //初始化增删改等语句postgresql专用
{
string Fields = GetFieldsStr(table.AllFieldList, "\"", "\"");
string FieldsAt = GetFieldsAtStr(table.AllFieldList);
string FieldsEq = GetFieldsEqStr(table.AllFieldList, "\"", "\"");
string FieldsExtKey = GetFieldsStr(table.ExceptKeyFieldList, "\"", "\"");
string FieldsAtExtKey = GetFieldsAtStr(table.ExceptKeyFieldList);
string FieldsEqExtKey = GetFieldsEqStr(table.ExceptKeyFieldList, "\"", "\"");
table.AllFields = Fields;
table.AllFieldsAt = FieldsAt;
table.AllFieldsAtEq = FieldsEq;
table.AllFieldsExceptKey = FieldsExtKey;
table.AllFieldsAtExceptKey = FieldsAtExtKey;
table.AllFieldsAtEqExceptKey = FieldsEqExtKey;
table.InsertSql = string.Format("INSERT INTO \"{0}\"({1})VALUES({2})", table.TableName, Fields, FieldsAt);
if (!string.IsNullOrEmpty(table.KeyName)) //有主键
{
if (table.IsIdentity) //是自增
{
table.InsertSql = string.Format("INSERT INTO \"{0}\"({1})VALUES({2})", table.TableName, FieldsExtKey, FieldsAtExtKey);
table.InsertReturnIdSql = string.Format("INSERT INTO \"{0}\"({1})VALUES({2})RETURNING \"{3}\"", table.TableName, FieldsExtKey, FieldsAtExtKey, table.KeyName);
}
table.InsertIdentitySql = string.Format("INSERT INTO \"{0}\"({1})VALUES({2})", table.TableName, Fields, FieldsAt);
table.DeleteByIdSql = string.Format("DELETE FROM \"{0}\" WHERE \"{1}\"=@id", table.TableName, table.KeyName);
table.DeleteByIdsSql = string.Format("DELETE FROM \"{0}\" WHERE \"{1}\"=ANY(@ids)", table.TableName, table.KeyName);
table.GetByIdSql = string.Format("SELECT {0} FROM \"{1}\" WHERE \"{2}\"=@id", Fields, table.TableName, table.KeyName);
table.GetByIdsSql = string.Format("SELECT {0} FROM \"{1}\" WHERE \"{2}\"=ANY(@ids)", Fields, table.TableName, table.KeyName);
table.UpdateSql = string.Format("UPDATE \"{0}\" SET {1} WHERE \"{2}\"=@{2}", table.TableName, FieldsEqExtKey, table.KeyName);
}
table.DeleteAllSql = string.Format("DELETE FROM \"{0}\" ", table.TableName);
table.GetAllSql = string.Format("SELECT {0} FROM \"{1}\" ", Fields, table.TableName);
}
public static void InitTableForSqlite(TableEntity table) //初始化增删改等语句sqlite专用
{
string Fields = GetFieldsStr(table.AllFieldList, "[", "]");
string FieldsAt = GetFieldsAtStr(table.AllFieldList);
string FieldsEq = GetFieldsEqStr(table.AllFieldList, "[", "]");
string FieldsExtKey = GetFieldsStr(table.ExceptKeyFieldList, "[", "]");
string FieldsAtExtKey = GetFieldsAtStr(table.ExceptKeyFieldList);
string FieldsEqExtKey = GetFieldsEqStr(table.ExceptKeyFieldList, "[", "]");
table.AllFields = Fields;
table.AllFieldsAt = FieldsAt;
table.AllFieldsAtEq = FieldsEq;
table.AllFieldsExceptKey = FieldsExtKey;
table.AllFieldsAtExceptKey = FieldsAtExtKey;
table.AllFieldsAtEqExceptKey = FieldsEqExtKey;
table.InsertSql = string.Format("INSERT INTO [{0}]({1})VALUES({2})", table.TableName, Fields, FieldsAt);
if (!string.IsNullOrEmpty(table.KeyName)) //有主键
{
if (table.IsIdentity) //是自增
{
table.InsertSql = string.Format("INSERT INTO [{0}]({1})VALUES({2})", table.TableName, FieldsExtKey, FieldsAtExtKey);
table.InsertReturnIdSql = string.Format("INSERT INTO [{0}]({1})VALUES({2});SELECT last_insert_rowid();", table.TableName, FieldsExtKey, FieldsAtExtKey);
}
table.InsertIdentitySql = string.Format("INSERT INTO [{0}]({1})VALUES({2})", table.TableName, Fields, FieldsAt);
table.DeleteByIdSql = string.Format("DELETE FROM [{0}] WHERE [{1}]=@id", table.TableName, table.KeyName);
table.DeleteByIdsSql = string.Format("DELETE FROM [{0}] WHERE [{1}] IN @ids", table.TableName, table.KeyName);
table.GetByIdSql = string.Format("SELECT {0} FROM [{1}] WHERE [{2}]=@id", Fields, table.TableName, table.KeyName);
table.GetByIdsSql = string.Format("SELECT {0} FROM [{1}] WHERE [{2}] IN @ids", Fields, table.TableName, table.KeyName);
table.UpdateSql = string.Format("UPDATE [{0}] SET {1} WHERE [{2}]=@{2}", table.TableName, FieldsEqExtKey, table.KeyName);
}
table.DeleteAllSql = string.Format("DELETE FROM [{0}] ", table.TableName);
table.GetAllSql = string.Format("SELECT {0} FROM [{1}] ", Fields, table.TableName);
}
public static void InitTableForMySql(TableEntity table) //初始化增删改等语句mysql专用
{
string Fields = GetFieldsStr(table.AllFieldList, "`", "`");
string FieldsAt = GetFieldsAtStr(table.AllFieldList);
string FieldsEq = GetFieldsEqStr(table.AllFieldList, "`", "`");
string FieldsExtKey = GetFieldsStr(table.ExceptKeyFieldList, "`", "`");
string FieldsAtExtKey = GetFieldsAtStr(table.ExceptKeyFieldList);
string FieldsEqExtKey = GetFieldsEqStr(table.ExceptKeyFieldList, "`", "`");
table.AllFields = Fields;
table.AllFieldsAt = FieldsAt;
table.AllFieldsAtEq = FieldsEq;
table.AllFieldsExceptKey = FieldsExtKey;
table.AllFieldsAtExceptKey = FieldsAtExtKey;
table.AllFieldsAtEqExceptKey = FieldsEqExtKey;
table.InsertSql = string.Format("INSERT INTO `{0}` ({1})VALUES({2})", table.TableName, Fields, FieldsAt);
if (!string.IsNullOrEmpty(table.KeyName)) //有主键
{
if (table.IsIdentity) //是自增
{
table.InsertSql = string.Format("INSERT INTO `{0}`({1})VALUES({2})", table.TableName, FieldsExtKey, FieldsAtExtKey);
table.InsertReturnIdSql = string.Format("INSERT INTO `{0}`({1})VALUES({2});SELECT @@IDENTITY;", table.TableName, FieldsExtKey, FieldsAtExtKey);
}
table.InsertIdentitySql = string.Format("INSERT INTO `{0}`({1})VALUES({2})", table.TableName, Fields, FieldsAt);
table.DeleteByIdSql = string.Format("DELETE FROM `{0}` WHERE `{1}`=@id", table.TableName, table.KeyName);
table.DeleteByIdsSql = string.Format("DELETE FROM `{0}` WHERE `{1}` IN @ids", table.TableName, table.KeyName);
table.GetByIdSql = string.Format("SELECT {0} FROM `{1}` WHERE `{2}`=@id", Fields, table.TableName, table.KeyName);
table.GetByIdsSql = string.Format("SELECT {0} FROM `{1}` WHERE `{2}` IN @ids", Fields, table.TableName, table.KeyName);
table.UpdateSql = string.Format("UPDATE `{0}` SET {1} WHERE `{2}`=@{2}", table.TableName, FieldsEqExtKey, table.KeyName);
}
table.DeleteAllSql = string.Format("DELETE FROM `{0}` ", table.TableName);
table.GetAllSql = string.Format("SELECT {0} FROM `{1}` ", Fields, table.TableName);
}
public static void InitTable(TableEntity table, string leftChar, string rightChar) //初始化增删改等语句
{
string Fields = GetFieldsStr(table.AllFieldList, leftChar, rightChar);
string FieldsAt = GetFieldsAtStr(table.AllFieldList);
string FieldsEq = GetFieldsEqStr(table.AllFieldList, leftChar, rightChar);
string FieldsExtKey = GetFieldsStr(table.ExceptKeyFieldList, leftChar, rightChar);
string FieldsAtExtKey = GetFieldsAtStr(table.ExceptKeyFieldList);
string FieldsEqExtKey = GetFieldsEqStr(table.ExceptKeyFieldList, leftChar, rightChar);
table.AllFields = Fields;
table.AllFieldsAt = FieldsAt;
table.AllFieldsAtEq = FieldsEq;
table.AllFieldsExceptKey = FieldsExtKey;
table.AllFieldsAtExceptKey = FieldsAtExtKey;
table.AllFieldsAtEqExceptKey = FieldsEqExtKey;
table.InsertSql = string.Format("INSERT INTO {3}{0}{4}({1})VALUES({2})", table.TableName, Fields, FieldsAt, leftChar, rightChar);
if (!string.IsNullOrEmpty(table.KeyName)) //有主键
{
if (table.IsIdentity) //是自增
{
table.InsertSql = string.Format("INSERT INTO {3}{0}{4}({1})VALUES({2})", table.TableName, FieldsExtKey, FieldsAtExtKey, leftChar, rightChar);
}
table.InsertIdentitySql = string.Format("INSERT INTO {3}{0}{4}({1})VALUES({2})", table.TableName, Fields, FieldsAt, leftChar, rightChar);
table.DeleteByIdSql = string.Format("DELETE FROM {2}{0}{3} WHERE {2}{1}{3}=@id", table.TableName, table.KeyName, leftChar, rightChar);
table.DeleteByIdsSql = string.Format("DELETE FROM {2}{0}{3} WHERE {2}{1}{3} IN @ids", table.TableName, table.KeyName, leftChar, rightChar);
table.GetByIdSql = string.Format("SELECT {0} FROM {3}{1}{4} WHERE {3}{2}{4}=@id", Fields, table.TableName, table.KeyName, leftChar, rightChar);
table.GetByIdsSql = string.Format("SELECT {0} FROM {3}{1}{4} WHERE {3}{2}{4} IN @ids", Fields, table.TableName, table.KeyName, leftChar, rightChar);
table.UpdateSql = string.Format("UPDATE {3}{0}{4} SET {1} WHERE {3}{2}{4}=@{2}", table.TableName, FieldsEqExtKey, table.KeyName, leftChar, rightChar);
}
table.DeleteAllSql = string.Format("DELETE FROM {1}{0}{2} ", table.TableName, leftChar, rightChar);
table.GetAllSql = string.Format("SELECT {0} FROM {2}{1}{3} ", Fields, table.TableName, leftChar, rightChar);
}
public static void InitTableForSqlServer(TableEntity table) //初始化增删改等语句sqlserver专用
{
string Fields = CommonUtil.GetFieldsStr(table.AllFieldList, "[", "]");
string FieldsAt = CommonUtil.GetFieldsAtStr(table.AllFieldList);
string FieldsEq = CommonUtil.GetFieldsEqStr(table.AllFieldList, "[", "]");
string FieldsExtKey = CommonUtil.GetFieldsStr(table.ExceptKeyFieldList, "[", "]");
string FieldsAtExtKey = CommonUtil.GetFieldsAtStr(table.ExceptKeyFieldList);
string FieldsEqExtKey = CommonUtil.GetFieldsEqStr(table.ExceptKeyFieldList, "[", "]");
table.AllFields = Fields;
table.AllFieldsAt = FieldsAt;
table.AllFieldsAtEq = FieldsEq;
table.AllFieldsExceptKey = FieldsExtKey;
table.AllFieldsAtExceptKey = FieldsAtExtKey;
table.AllFieldsAtEqExceptKey = FieldsEqExtKey;
table.InsertSql = string.Format("INSERT INTO [{0}]({1})VALUES({2})", table.TableName, Fields, FieldsAt);
if (!string.IsNullOrEmpty(table.KeyName)) //有主键(table has primary key)
{
if (table.IsIdentity) //是自增 (and the parmary is identity)
{
table.InsertSql = string.Format("INSERT INTO [{0}]({1})VALUES({2})", table.TableName, FieldsExtKey, FieldsAtExtKey);
table.InsertReturnIdSql = string.Format("INSERT INTO [{0}]({1})VALUES({2});SELECT @@IDENTITY;", table.TableName, FieldsExtKey, FieldsAtExtKey);
}
table.InsertIdentitySql = string.Format("SET IDENTITY_INSERT [{0}] ON;INSERT INTO [{0}]({1})VALUES({2});SET IDENTITY_INSERT [{0}] OFF", table.TableName, Fields, FieldsAt);
table.DeleteByIdSql = string.Format("DELETE FROM [{0}] WHERE [{1}]=@id", table.TableName, table.KeyName);
table.DeleteByIdsSql = string.Format("DELETE FROM [{0}] WHERE [{1}] IN @ids", table.TableName, table.KeyName);
table.GetByIdSql = string.Format("SELECT {0} FROM [{1}] WITH(NOLOCK) WHERE [{2}]=@id", Fields, table.TableName, table.KeyName);
table.GetByIdsSql = string.Format("SELECT {0} FROM [{1}] WITH(NOLOCK) WHERE [{2}] IN @ids", Fields, table.TableName, table.KeyName);
table.UpdateSql = string.Format("UPDATE [{0}] SET {1} WHERE [{2}]=@{2}", table.TableName, FieldsEqExtKey, table.KeyName);
}
table.DeleteAllSql = string.Format("DELETE FROM [{0}] ", table.TableName);
table.GetAllSql = string.Format("SELECT {0} FROM [{1}] WITH(NOLOCK) ", Fields, table.TableName);
}
public static string CreateUpdateSql(TableEntity table, string updateFields, string leftChar, string rightChar, string symbol = "@") //oracle @换成 :
{
string updateList = GetFieldsEqStr(updateFields.Split(',').ToList(), leftChar, rightChar, symbol);
return(string.Format("UPDATE {0}{1}{2} SET {3} WHERE {0}{4}{2}={5}{4}", leftChar, table.TableName, rightChar, updateList, table.KeyName, symbol));
}
