当前文件路径：MyShop/BLL/UserGroup.cs

		            
  1using System;
  2using System.Data;
  3
  4
  5using MyShop.DALFactory;
  6using MyShop.IDAL;
  7using MyShop.Model;
  8
  9namespace MyShop.BLL
 10...{
 11    public  class UserGroup
 12    ...{
 13        private IUserGroup dal = DataAccess.CreateUserGroup();
 14
 15        public UserGroup() ...{ }
 16
 17        IUserGroup#region IUserGroup
 18
 19        public int Add(UserGroupInfo model)
 20        ...{
 21            if (model == null)
 22            ...{
 23                return 0;
 24            }
 25            return dal.Add(model);
 26        }
 27
 28        public int Delete(string filter)
 29        ...{
 30            if (string.IsNullOrEmpty(filter))
 31                return 0;
 32            return dal.Delete(filter);
 33        }
 34
 35        public bool Exist(string filter)
 36        ...{
 37            filter = filter.Trim();
 38            if (string.IsNullOrEmpty(filter))
 39                return false;
 40            return dal.Exist(filter);
 41        }
 42        public DataSet GetDataSet()
 43        ...{
 44            return dal.GetDataSet();
 45        }
 46
 47        public DataSet GetDataSet(string filter)
 48        ...{
 49            filter = filter.Trim();
 50            if (string.IsNullOrEmpty(filter))
 51                return null;
 52            return dal.GetDataSet(filter);
 53        }
 54
 55        public UserGroupInfo GetModel(DataRow dr)
 56        ...{
 57            if (dr == null)
 58                return null;
 59            return dal.GetModel(dr);
 60        }
 61
 62        private DataSet Query(string sql)
 63        ...{
 64            sql = sql.Trim();
 65            if (string.IsNullOrEmpty(sql))
 66                return null;
 67            return dal.Query(sql);
 68        }
 69
 70        public int Update(UserGroupInfo model, string filter)
 71        ...{
 72            if (model == null)
 73                return 0;
 74            filter = filter.Trim();
 75            if (string.IsNullOrEmpty(filter))
 76                return 0;
 77            return dal.Update(model, filter);
 78        }
 79
 80        #endregion
 81
 82        common#region common
 83
 84        public int Add(UserGroupInfo model, out string msg)
 85        ...{
 86            msg = "";
 87            if (model == null)
 88            ...{
 89                msg = msg + "<li>数据不能为空</li>";
 90                return 0;
 91            }
 92
 93            bool isErr = false;
 94
 95            if (string.IsNullOrEmpty(model.groupName.Trim()))
 96            ...{
 97                msg = msg + "请输入类型名称";
 98                isErr = true;
 99            }
100
101            if (isErr)
102                return 0;
103
104            int count = 0;
105            count = Add(model);
106            if (count == 0)
107                msg = "<li>系统发生错误,请重新添加!</li>";
108            if (count == 1)
109                msg = "<li>添加成功!</li>";
110            return count;
111        }
112
113        public int Delete(int groupId)
114        ...{
115            if (string.IsNullOrEmpty(groupId.ToString()))
116                return 0;
117            string filer;
118            filer = " groupId =" + groupId;
119            return Delete(filer);
120        }
121        public int Update(UserGroupInfo model)
122        ...{
123
124            if (model == null)
125            ...{
126                return 0;
127            }
128            string filter;
129            filter = "groupId=" + model.groupId;
130            return Update(model, filter);
131        }
132
133        public UserGroupInfo GetModel(int groupId)
134        ...{
135            DataSet dataset = new DataSet();
136            dataset = GetDataSet(" groupId=" + groupId);
137            if (dataset != null)
138                return GetModel(dataset.Tables[0].Rows[0]);
139            return null;
140
141        }
142
143        #endregion
144    }
145}
146