/// <summary>
/// 指定されたファイルジオデータベースに同名称既存のレイヤーの存在を検査する
/// </summary>
public bool FeatureClassExists(string geodatabase, string featureClassName)
{
try
{
var fileGDBpath = new FileGeodatabaseConnectionPath(new Uri(geodatabase));
using (Geodatabase gdb = new Geodatabase(fileGDBpath))
{
FeatureClassDefinition featureClassDefinition = gdb.GetDefinition <FeatureClassDefinition>(featureClassName);
featureClassDefinition.Dispose();
return(true);
}
}
catch
{
return(false);
}
}
public bool FeatureClassExists(string fileGDBPath, string featureClassName)
{
try
{
using (Geodatabase geodatabase = new Geodatabase(new FileGeodatabaseConnectionPath(new Uri(fileGDBPath))))
{
FeatureClassDefinition featureClassDefinition = geodatabase.GetDefinition <FeatureClassDefinition>(featureClassName);
featureClassDefinition.Dispose();
System.Diagnostics.Debug.WriteLine($"Feature class exists");
return(true);
}
}
catch
{
// GetDefinition throws an exception if the definition doesn't exist
System.Diagnostics.Debug.WriteLine($"Feature class does not exist");
return(false);
}
}
