ArcGIS Engine代码共享-工作空间（workspace)对象操作

来源：互联网发布：电商大数据应用案例编辑：程序博客网时间：2024/04/27 05:52

转载于：http://blog.csdn.net/linghe301/article/details/7204985
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;
}
}

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