static void DoMerge(string[] URIs, string output)
{
DataSetUri dstUri = DataSetUri.Create(output);
if (dstUri.ProviderName.StartsWith("memory"))
{
throw new NotSupportedException("Copying to memory is not supported by the utility.");
}
DataSet[] dss = new DataSet[URIs.Length];
int i = 0;
try
{
for (i = 0; i < dss.Length; i++)
{
dss[i] = DataSet.Open(URIs[i]);
}
}
catch
{
for (; --i >= 0;)
{
dss[i].Dispose();
}
throw;
}
using (DataSet mds = DataSet.Open("msds:memory"))
{
mds.IsAutocommitEnabled = false;
IMetadataConflictResolver conflictResolver = new WarningConflictResolver();
foreach (var ds in dss)
{
// Global metadata
foreach (var attr in ds.Metadata)
{
object val;
if (mds.Metadata.ContainsKey(attr.Key, SchemaVersion.Recent))
{
val = conflictResolver.Resolve(attr.Key, mds.Metadata[attr.Key, SchemaVersion.Recent], attr.Value);
}
else
{
val = attr.Value;
}
mds.Metadata[attr.Key] = val;
}
// Variables
foreach (var var in ds.Variables)
{
mds.AddVariableByReference(var);
}
}
try
{
mds.Commit();
}
catch (DistributedCommitFailedException dex)
{
if (dex.InnerException is ConstraintsFailedException)
{
string error = String.Format("Input DataSets are incompatible: {0}", ((ConstraintsFailedException)(dex.InnerException)).Message);
WriteError(error);
return;
}
throw;
}
catch (ConstraintsFailedException cex)
{
string error = String.Format("Input DataSets are incompatible: {0}", cex.Message);
WriteError(error);
return;
}
Microsoft.Research.Science.Data.Utilities.DataSetCloning.Clone(mds, dstUri,
Microsoft.Research.Science.Data.Utilities.DataSetCloning.DefaultUpdater).Dispose();
}
}
static void DoMerge(string[] URIs, string output)
{
DataSetUri dstUri = DataSetUri.Create(output);
if (dstUri.ProviderName.StartsWith("memory"))
throw new NotSupportedException("Copying to memory is not supported by the utility.");
DataSet[] dss = new DataSet[URIs.Length];
int i = 0;
try
{
for (i = 0; i < dss.Length; i++)
dss[i] = DataSet.Open(URIs[i]);
}
catch
{
for (; --i >= 0; )
dss[i].Dispose();
throw;
}
using (DataSet mds = DataSet.Open("msds:memory"))
{
mds.IsAutocommitEnabled = false;
IMetadataConflictResolver conflictResolver = new WarningConflictResolver();
foreach (var ds in dss)
{
// Global metadata
foreach (var attr in ds.Metadata)
{
object val;
if (mds.Metadata.ContainsKey(attr.Key, SchemaVersion.Recent))
val = conflictResolver.Resolve(attr.Key, mds.Metadata[attr.Key, SchemaVersion.Recent], attr.Value);
else
val = attr.Value;
mds.Metadata[attr.Key] = val;
}
// Variables
foreach (var var in ds.Variables)
mds.AddVariableByReference(var);
}
try
{
mds.Commit();
}
catch (DistributedCommitFailedException dex)
{
if (dex.InnerException is ConstraintsFailedException)
{
string error = String.Format("Input DataSets are incompatible: {0}", ((ConstraintsFailedException)(dex.InnerException)).Message);
WriteError(error);
return;
}
throw;
}
catch (ConstraintsFailedException cex)
{
string error = String.Format("Input DataSets are incompatible: {0}", cex.Message);
WriteError(error);
return;
}
Microsoft.Research.Science.Data.Utilities.DataSetCloning.Clone(mds, dstUri,
Microsoft.Research.Science.Data.Utilities.DataSetCloning.DefaultUpdater).Dispose();
}
}
