/// <summary>
/// DataRow转Entity
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="tableRow"></param>
/// <returns></returns>
public static T ConvertToEntity <T>(DataRow tableRow) where T : new()
{
if (tableRow == null)
{
return(default(T));
}
Type objType = typeof(T);
T obj = Activator.CreateInstance <T>();
foreach (DataColumn column in tableRow.Table.Columns)
{
PropertyInfo property = objType.GetProperty(
column.ColumnName, BindingFlags.Public | BindingFlags.Instance | BindingFlags.IgnoreCase);
if (null == property || !property.CanWrite || null == tableRow[property.Name] || tableRow[property.Name] == DBNull.Value)
{
continue;
}
// 类型强转，将table字段类型转为集合字段类型
try
{
object value = Convert.ChangeType(tableRow[property.Name], property.PropertyType);
property.SetValue(obj, value, null);
}
catch (Exception ex)
{
Log4NetUtil.WriteErrorLog(ex.ToString());
throw;
}
}
return(obj);
}
/// <summary>
/// 获取单个值
/// </summary>
/// <param name="sql"></param>
/// <returns></returns>
public static object GetScalar(string sql)
{
object result;
using (OracleConnection conn = new OracleConnection(ORACLECONN))
{
try
{
conn.Open();
OracleCommand command = new OracleCommand(sql, conn);
result = command.ExecuteScalar();
}
catch (Exception ex)
{
result = false;
Log4NetUtil.WriteErrorLog("错误参数：" + sql);
}
finally
{
conn.Close();
}
return(result);
}
}
/// <summary>
/// 执行语句 ExecuteSql
/// </summary>
/// <param name="sql"></param>
/// <param name="param"></param>
/// <returns></returns>
public static bool ExecuteSql(string sql, params MySqlParameter[] param)
{
bool result = false;
using (MySqlConnection conn = new MySqlConnection(MYSQLCONN))
{
try
{
conn.Open();
MySqlCommand command = new MySqlCommand(sql, conn);
if (null != param && param.Length > 0)
{
command.Parameters.AddRange(param);
}
result = command.ExecuteNonQuery() > 0;
}
catch (Exception ex)
{
result = false;
Log4NetUtil.WriteErrorLog("错误参数：" + sql + "\n" + JsonConvert.SerializeObject(param) + "\n" + ex.ToString());
}
finally
{
conn.Close();
}
return(result);
}
}
/// <summary>
/// 获取DataTable
/// </summary>
/// <param name="sql"></param>
/// <param name="param"></param>
/// <returns></returns>
public static DataTable GetDataTable(string sql, params MySqlParameter[] param)
{
DataTable result = new DataTable();
using (MySqlConnection conn = new MySqlConnection(MYSQLCONN))
{
try
{
conn.Open();
MySqlCommand command = new MySqlCommand(sql, conn);
if (null != param && param.Length > 0)
{
command.Parameters.AddRange(param);
}
//MySqlDataAdapter adapter = new MySqlDataAdapter(command);
MySqlDataReader reader = command.ExecuteReader();
result.Load(reader);
reader.Close();
}
catch (Exception ex)
{
result = null;
Log4NetUtil.WriteErrorLog("错误参数：" + sql + "\n" + JsonConvert.SerializeObject(param) + "\n" + ex.ToString());
}
finally
{
conn.Close();
}
return(result);
}
}
/// <summary>
/// DataTable转List<T>
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="dt"></param>
/// <param name="isStoreDB"></param>
/// <returns></returns>
public static List <T> ConvertToList <T>(DataTable dt, bool isStoreDB = true) where T : new()
{
if (null == dt || dt.Rows.Count == 0)
{
return(default(List <T>));
}
List <T> list = new List <T>();
Type type = typeof(T);
// 集合属性数组
PropertyInfo[] porpertyArray = type.GetProperties();
foreach (DataRow row in dt.Rows)
{
// 新建对象实例
T entity = Activator.CreateInstance <T>();
foreach (PropertyInfo p in porpertyArray)
{
if (!dt.Columns.Contains(p.Name) || null == row[p.Name] || row[p.Name] == DBNull.Value)
{
// DataTable列中不存在集合属性或者字段内容为空则，跳出循环，进行下个循环
continue;
}
if (isStoreDB && p.PropertyType == typeof(DateTime) && Convert.ToDateTime(row[p.Name]) < Convert.ToDateTime("1753-01-01"))
{
continue;
}
try
{
// 类型强转，将table字段类型转为集合字段类型
var obj = Convert.ChangeType(row[p.Name], p.PropertyType);
p.SetValue(entity, obj, null);
}
catch (Exception ex)
{
Log4NetUtil.WriteErrorLog(ex.ToString());
throw;
}
}
list.Add(entity);
}
list.TrimExcess();
return(list);
}
/// <summary>
/// 邮件发送
/// </summary>
/// <param name="host">服务器地址</param>
/// <param name="from">邮箱账号</param>
/// <param name="pwd">邮箱密码</param>
/// <param name="tomailList">接收邮箱（Ps:多个时以英文“,”分开）</param>
/// <param name="subject">标题</param>
/// <param name="body">内容</param>
/// <returns></returns>
public static bool SendMail(string host, string from, string pwd, string tomailList, string subject, string body, string excelPath)
{
using (SmtpClient client = new SmtpClient())
{
client.Host = host;
client.UseDefaultCredentials = true;
client.DeliveryMethod = SmtpDeliveryMethod.Network;
client.Credentials = new System.Net.NetworkCredential(from, pwd);
MailMessage Message = new MailMessage();
Message.From = new MailAddress(from);
foreach (string str in tomailList.Split(','))
{
if (!string.IsNullOrEmpty(str))
{
Message.To.Add(str);
}
}
Message.Subject = subject;
if (!string.IsNullOrEmpty(excelPath))
{
Message.Attachments.Add(new Attachment(excelPath));
}
Message.SubjectEncoding = Encoding.UTF8;
Message.BodyEncoding = Encoding.UTF8;
Message.IsBodyHtml = true;
try
{
Message.Body = body;
client.Send(Message);
return(true);
}
catch (Exception ex)
{
Log4NetUtil.WriteErrorLog("错误参数：" + tomailList + "\n" + ex.ToString());
return(false);
}
}
}
