C#利用反射简化给类字段赋值

namespace CCB_Donet.ClassFolder
{
    public class FieldRuleInfo
    {
        public string gStrFNo;
        public string gStrFName;
        public string gStrFLock;
        public string gStrFCaption;
        public string gStrFType;
        public string gStrFMust;
        public string gStrFMin;
        public string gStrFMax;
        public string gStrFDefault;
        public string gStrFDate;
        public string gStrFDB;
        public string gStrFAllow;
        public string gStrFDisallow;
        public string gStrFSB;
        public string gStrFBig;
        public string gStrFSmall;
        public string gStrFInputMethod;
        public string gStrFCHK;
        public string gStrFRelation;
        public string gStrFDesc;
        public string gStrFSecond;
        public string gStrFQC;
        public string gStrFException;
        public string gStrFASupp;
        public string gStrFYQH;
        public string gStrFPos;
        public string gStrFStar;
        public string gStrFSave;
        public string gStrFAddress;
        public string gStrFLblColor;
        public string gStrFIsCheckList;
    }
}
 
  
 
        #region 加载字段规则
        private bool m_GetRule()
        {
            string strSQL = "";
            DataTable dtGet = null;
 
#if(DEBUG)
            try
            {
#endif
 
                if (Common.gIntTypeOrder == 95)
                {
                    strSQL = "select A.FNo,A.FName,A.FLock,A.FCaption,A.FType," +
                         "A.FMust,A.FMin,A.FMax,A.FDefault,A.FDate,rn" +
                        "A.FDB,A.FAllow,A.FDisallow,A.FSB,A.FBig,A.FSmall,A.FInputMethod," +
                        "A.FCHK,A.FRelation,A.FDesc,A.FSecond,rn" +
                        "A.FQC,A.FException,A.FASupp,A.FYQH,A.FPos,A.FStar,A.FSave,"+
                        "A.FAddress,A.FLblColor,A.FIsCheckList from P_Field_Rule95 A rn" +
                        "INNER JOIN P_Field_Initial B ON A.FNo=B.FNo rn" +
                        "where A.FormType=1 AND B.FSection='1' AND " +
                         "(B.FRegion95=1 OR B.FRegion95=-1) ORDER BY A.FOrder";
                }
                else
                {
                    strSQL = "select A.FNo,"+
                            "A.FMust,rn" +
                            "A.FDB,"+
                            "A.FInputMethod,A.FCHK,rn" +
                            "A.FQC,"+
                            "A.FSave,A.FAddress,A.FIsCheckList "+
                             "from P_Field_Rule A rn" +
                            "INNER JOIN P_Field_Initial B ON A.FNo=B.FNo rn" +
                            "where A.FormType=" + Common.gIntFormType.ToString() +
                            " AND B.FSection='1' AND (B.FRegion=" + Common.gIntRegion.ToString() +
                            " OR B.FRegion=-1) ORDER BY A.FOrder";
                }
 
                dtGet = DB.GetDataTableBySQL(strSQL);
                if (dtGet.Rows.Count <= 0)
                {
                    Common.ShowMessage("字段规则表没有数据,请马上联系软件工程师!",MessageBoxIcon.Error);
                    return false;
                }
                //获得类信息，为下面的反射调用做准备
                Type oType = Type.GetType("CCB_Donet.ClassFolder.FieldRuleInfo");
 
                //生成类对象数组，和数据库记录个数是一致的
                mMainFieldRule = new FieldRuleInfo[dtGet.Rows.Count];         
                for (int i = 0; i < dtGet.Rows.Count; i++)
                {
                    //这里使用反射动态为FieldRuleInfo字段赋值数据
                    mMainFieldRule[i] = new FieldRuleInfo();
                    for (int j = 0; j < dtGet.Columns.Count; j++)
                    {
 
                        //这里直接获取类的字段名称，然后把数据库里对应字段的值赋值给它
                        FieldInfo fieldInfo = oType.GetField("gStr" + dtGet.Columns[j].ColumnName,BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance
                                    | BindingFlags.Static);
                        fieldInfo.SetValue(mMainFieldRule[i],dtGet.Rows[i][j].ToString());
                    }
                }
 
                return true;
#if(DEBUG)
            }
            catch (Exception ex)
            {
                return false;
                MyLog.WriteErrLog("frmDE-m_GetRule",ex.Message);
            }
            finally
            {
                dtGet = null;
            }
#endif
        }
        #endregion