ArcGIS Engine代码共享-工作空间（workspace)对象操作

代码：

public class WorkspaceHelper  
    {  
        public static string GISConnectionString;  
        public static IWorkspace GetAccessWorkspace(string sFilePath)  
        {  
            if (!File.Exists(sFilePath))  
            {  
                return null;  
            }  
            try  
            {  
                IWorkspaceFactory factory = new AccessWorkspaceFactoryClass();  
                return factory.OpenFromFile(sFilePath, 0);  
            }  
            catch  
            {  
                return null;  
            }  
        }  
        public static IWorkspace GetSDEWorkspace(string sServerName, string sInstancePort, string sUserName, string sPassword, string sVersionName)  
        {  
            IPropertySet set = new PropertySetClass();  
            set.SetProperty("Server", sServerName);  
            set.SetProperty("Instance", sInstancePort);  
            set.SetProperty("User", sUserName);  
            set.SetProperty("password", sPassword);  
            set.SetProperty("version", sVersionName);  
            SdeWorkspaceFactoryClass class2 = new SdeWorkspaceFactoryClass();  
            try  
            {  
                return class2.Open(set, 0);  
            }  
            catch (Exception ex)  
            {  
                return null;  
            }  
        }  
        public static IWorkspace GetFGDBWorkspace(string sFilePath)  
        {  
            if (!System.IO.Directory.Exists(sFilePath))  
            {  
                return null;  
            }  
            try  
            {  
                IWorkspaceFactory factory = new FileGDBWorkspaceFactoryClass();  
                return factory.OpenFromFile(sFilePath,0);  
            }  
            catch  
            {  
                return null;  
            }  
        }  
        public static IWorkspace GetShapefileWorkspace(string sFilePath)  
        {  
            if (!File.Exists(sFilePath))  
            {  
                return null;  
            }  
            try  
            {  
                IWorkspaceFactory factory = new ShapefileWorkspaceFactoryClass();  
                sFilePath = System.IO.Path.GetDirectoryName(sFilePath);  
                return factory.OpenFromFile(sFilePath, 0);  
            }  
            catch  
            {  
                return null;  
            }  
        }  
        public static string PGDBDataConnectionString(string sPath)  
        {  
            return ("Provider=ESRI.GeoDB.OLEDB.1;Data Source=" + sPath + ";Extended Properties=workspacetype=esriDataSourcesGDB.AccessWorkspaceFactory.1;Geometry=WKB");  
        }  
        public static string SDEDataConnectionString(string sServerName, string sDataSource, string sUserName, string sPW)  
        {  
            return ("Provider=ESRI.GeoDB.OLEDB.1;Location=" + sServerName + ";Data Source=" + sDataSource + "; User Id=" + sUserName + ";Password=" + sPW + "; Extended Properties=WorkspaceType= esriDataSourcesGDB.SDEWorkspaceFactory.1;Geometry=WKB|OBJECT;Instance=5151;Version=SDE.DEFAULT");  
        }  
        public static string ShapefileDataConnectionString(string sPath)  
        {  
            sPath = System.IO.Path.GetDirectoryName(sPath);  
            return ("Provider=ESRI.GeoDB.OLEDB.1;Data Source=" + sPath + ";Extended Properties=WorkspaceType=esriDataSourcesFile.ShapefileWorkspaceFactory.1;Geometry=WKB|OBJECT");  
        }  
        public static bool HighPrecision(IWorkspace pWorkspace)  
        {  
            IGeodatabaseRelease geoVersion = pWorkspace as IGeodatabaseRelease;  
            if (geoVersion == null) return false;  
            if (geoVersion.MajorVersion == 2  
                && geoVersion.MinorVersion == 2)  
            {  
                return true;  
            }  
            return false;  
        }  
        public static List<String> QueryFeatureClassName(IWorkspace pWorkspace)  
        {  
            return QueryFeatureClassName(pWorkspace, false, false);  
        }  
        public static List<String> QueryFeatureClassName(IWorkspace pWorkspace, bool pUpperCase)  
        {  
            return QueryFeatureClassName(pWorkspace, pUpperCase, false);  
        }  
        public static List<String> QueryFeatureClassName(IWorkspace pWorkspace, bool pUpperCase, bool pEscapeMetaTable)  
        {  
            try  
            {  
                String ownerName = "";  
                if (pWorkspace.Type == esriWorkspaceType.esriRemoteDatabaseWorkspace)  
                {  
                    ownerName = pWorkspace.ConnectionProperties.GetProperty("user").ToString();  
                    ownerName = ownerName.ToUpper();  
                }  
                List<String> sc = new List<String>();  
                IEnumDatasetName edn = pWorkspace.get_DatasetNames(esriDatasetType.esriDTFeatureDataset);  
                IDatasetName dn = edn.Next();  
                while (dn != null)  
                {  
                    string dsName = dn.Name.ToUpper();  
                    if (ownerName.Equals(LayerHelper.GetClassOwnerName(dsName)))  
                    {  
                        #region 添加数据集下面的FeatureClass  
                        IEnumDatasetName fdn = dn.SubsetNames;  
  
                        dn = fdn.Next();  
                        while (dn != null)  
                        {  
                            dsName = dn.Name.ToUpper();  
                            bool isTopology = dn is ITopologyName;  
                            if (!isTopology)  
                            {  
                                string shortName = LayerHelper.GetClassShortName(dsName);  
                                if (pUpperCase)  
                                {  
                                    shortName = shortName.ToUpper();  
                                }  
                                if (pEscapeMetaTable)  
                                {  
                                     
                                }  
                                else  
                                {  
                                    sc.Add(shortName);  
                                }  
                            }  
                            dn = fdn.Next();  
                        }  
                        #endregion  
                    }  
                    dn = edn.Next();  
                }  
                #region 获取直接的FeatureClass  
                edn = pWorkspace.get_DatasetNames(esriDatasetType.esriDTFeatureClass);  
                dn = edn.Next();  
                while (dn != null)  
                {  
                    string dsName = dn.Name.ToUpper();  
                    if (ownerName.Equals(LayerHelper.GetClassOwnerName(dsName)))  
                    {  
                        string shortName = LayerHelper.GetClassShortName(dsName);  
                        if (pUpperCase)  
                        {  
                            shortName = shortName.ToUpper();  
                        }  
                        if (pEscapeMetaTable)  
                        {  
                            
                        }  
                        else  
                        {  
                            sc.Add(shortName);  
                        }  
                    }  
                    dn = edn.Next();  
                }  
                #endregion  
                return sc;  
            }  
            catch (Exception ex) { return null; }  
        }  
        public static List<IConfigurationKeyword> GetConfigurationKeywordList(IWorkspace pWS)  
        {  
            List<IConfigurationKeyword> pList = new List<IConfigurationKeyword>();  
            IWorkspaceConfiguration pWConfig = pWS as IWorkspaceConfiguration;  
            IEnumConfigurationKeyword pEnumConfig = pWConfig.ConfigurationKeywords;  
            IConfigurationKeyword pConfig = pEnumConfig.Next();  
            while (pConfig != null)  
            {  
                pList.Add(pConfig);  
                pConfig = pEnumConfig.Next();  
            }  
           return  pList;  
        }  
        public static List<IConfigurationParameter> GetConfigurationParameterList(IConfigurationKeyword pConfig)  
        {  
            List<IConfigurationParameter> pList = new List<IConfigurationParameter>();  
            IEnumConfigurationParameter pEnumCP = pConfig.ConfigurationParameters;  
            IConfigurationParameter pCP = pEnumCP.Next();  
            while (pCP != null)  
            {  
                pList.Add(pCP);  
                pCP = pEnumCP.Next();  
            }  
            return pList;  
        }  
    }