Exemplo n.º 1
0
        /// <summary>
        /// 初始化数据库
        /// </summary>
        public static void InitDB()
        {
            //if (_isInit)
            //{
            //    return;
            //}
            Type type = typeof(T);

            DataAccessLoader.AppendModelAssembly(type.Assembly);
            DataAccessLoader.InitConfig();
            _db = GetDB();

            Type baseType = typeof(BQLEntityTableHandle);

            PropertyInfo[] infos = type.GetProperties(BindingFlags.Public | BindingFlags.Static);
            foreach (PropertyInfo info in infos)
            {
                Type objType = info.PropertyType;
                if (!objType.IsSubclassOf(baseType))
                {
                    continue;
                }
                BQLEntityTableHandle handle = FastValueGetSet.GetGetMethodInfo(info.Name, type).Invoke(null, new object[] { }) as BQLEntityTableHandle;
                AddToDB(handle);
            }
            StaticConnection.ClearCacheOperate(_db);
#if DEBUG
            _db.SqlOutputer.OnOutputerCreate += new Buffalo.DB.MessageOutPuters.CreateOutputerHandle(SqlOutputer_OnOutputerCreate);
#endif
        }
Exemplo n.º 2
0
        /// <summary>
        /// 查找实体的关联属性信息属性
        /// </summary>
        /// <param name="propertyName"></param>
        /// <returns></returns>
        public BQLEntityTableHandle FindChildEntity(string propertyName)
        {
            BQLEntityTableHandle table  = null;
            PropertyInfoHandle   handle = FastValueGetSet.GetPropertyInfoHandle(propertyName, this.GetType());

            if (!handle.HasGetHandle)
            {
                throw new MissingMemberException("不存在属性:" + propertyName);
            }
            table = handle.GetValue(this) as BQLEntityTableHandle;
            return(table);
        }
Exemplo n.º 3
0
        private BQLEntityTableHandle _belongTable;//父表


        /// <summary>
        /// 实体属性信息
        /// </summary>
        /// <param name="entityInfo">实体信息</param>
        /// <param name="propertyName">属性名</param>
        internal BQLEntityParamHandle(EntityInfoHandle entityInfo, string propertyName, BQLEntityTableHandle belongTable)
        {
            this.entityInfo = entityInfo;
            if (propertyName != "*")
            {
                pinfo = entityInfo.PropertyInfo[propertyName];
                if (pinfo == null)
                {
                    throw new MissingMemberException(entityInfo.EntityType.FullName + "类中不包含属性:" + propertyName);
                }
                this._valueDbType = pinfo.SqlType;
            }
            _belongTable = belongTable;
        }
Exemplo n.º 4
0
        internal override string DisplayValue(KeyWordInfomation info)
        {
            //if (info.Infos.IsPutPropertyName && !info.IsWhere)
            //{
            //    return DisplayDataSetValue(info);
            //}
            IDBAdapter           idba        = info.DBInfo.CurrentDbAdapter;
            StringBuilder        sbRet       = new StringBuilder();
            BQLEntityTableHandle outputTable = _belongTable;

            if (string.IsNullOrEmpty(entityInfo.TableName))
            {
                outputTable = info.FromTable;
            }
            if (info.Infos.IsShowTableName)
            {
                if (info.AliasManager != null && !CommonMethods.IsNull(outputTable))
                {
                    string aliasName = info.AliasManager.GetTableAliasName(outputTable);
                    if (!string.IsNullOrEmpty(aliasName))
                    {
                        sbRet.Append(idba.FormatTableName(aliasName));
                        sbRet.Append(".");
                    }
                }
                else if (!string.IsNullOrEmpty(entityInfo.TableName))
                {
                    sbRet.Append(idba.FormatTableName(entityInfo.TableName));
                    sbRet.Append(".");
                }
            }

            if (pinfo == null)//查询全部字段时候
            {
                sbRet.Append("*");
            }
            else
            {
                sbRet.Append(idba.FormatParam(pinfo.ParamName));
            }
            return(sbRet.ToString());
        }
Exemplo n.º 5
0
 /// <summary>
 /// 设置所属的实体的信息
 /// </summary>
 /// <param name="entityInfo">实体信息</param>
 /// <returns></returns>
 protected void SetEntityInfo(EntityInfoHandle entityInfo, BQLEntityTableHandle parentTable, string propertyName)
 {
     _entityInfo   = entityInfo;
     _parentTable  = parentTable;
     _propertyName = propertyName;
     if (string.IsNullOrEmpty(propertyName))
     {
         _entityKey = entityInfo.EntityType.Name;
     }
     else
     {
         if (!CommonMethods.IsNull(parentTable))
         {
             StringBuilder sb = new StringBuilder(50);
             sb.Append(parentTable.GetEntityKey());
             sb.Append(".");
             sb.Append(propertyName);
             _entityKey = sb.ToString();
         }
     }
 }
Exemplo n.º 6
0
        /// <summary>
        /// 查找实体属性
        /// </summary>
        /// <param name="propertyName"></param>
        /// <returns></returns>
        public BQLEntityParamHandle FindParamHandle(string propertyName)
        {
            string[]             strpNames    = propertyName.Split('.');
            BQLEntityTableHandle currentTable = this;

            for (int i = 0; i < strpNames.Length; i++)
            {
                if (i == strpNames.Length - 1)
                {
                    return(currentTable.FindParam(strpNames[i]));
                }
                else
                {
                    currentTable = FindChildEntity(strpNames[i]);
                    if (CommonMethods.IsNull(currentTable))
                    {
                        throw new MissingMemberException("不存在属性:" + strpNames[i]);
                    }
                }
            }


            return(null);
        }
Exemplo n.º 7
0
 public BQLEntityTableHandle(EntityInfoHandle entityInfo, BQLEntityTableHandle parentTable, string propertyName)
 {
     SetEntityInfo(entityInfo, parentTable, propertyName);
 }
Exemplo n.º 8
0
 public BQLEntityTableHandle(Type entityType, BQLEntityTableHandle parentTable, string propertyName)
 {
     SetEntityInfo(EntityInfoManager.GetEntityHandle(entityType), parentTable, propertyName);
 }
Exemplo n.º 9
0
 /// <summary>
 /// 添加到库信息
 /// </summary>
 /// <param name="table"></param>
 /// <returns></returns>
 protected static BQLEntityTableHandle AddToDB(BQLEntityTableHandle table)
 {
     _db.AddToDB(table);
     return(table);
 }