private void AddFieldsToTable(TableTwo pTable, string[] pFieldNames, string[] pDataTypeNames)
{
D.assert(pFieldNames.Length == pDataTypeNames.Length, "field definitions does not match");
for (int i = 0; i < pFieldNames.Length; i++)
{
Type genericType = typeof(TableField <>);
string dataTypeName = pDataTypeNames[i];
//Console.WriteLine(dataTypeName);
Type[] typeArgs = null;
// Check through all assemblies for the type arguemnts
foreach (Assembly assm in AppDomain.CurrentDomain.GetAssemblies())
{
typeArgs = new Type[] { assm.GetType(dataTypeName) };
if (typeArgs[0] != null)
{
break; //found type
}
}
D.isNull(typeArgs[0], dataTypeName + " was not found ");
Type repositoryType = genericType.MakeGenericType(typeArgs);
ITableField result = (ITableField)Activator.CreateInstance(repositoryType, pFieldNames[i]);
pTable.AddField(result);
}
}
public RelayTwo Subset(string pTableName, Func <TableRow, bool> pPredicate)
{
RelayTwo relaySubset = new RelayTwo();
TableTwo tableSubset = relaySubset.CreateTable(pTableName);
TableTwo sourceTable = tables[pTableName];
foreach (ITableField f in sourceTable.fields)
{
tableSubset.AddField(f.GetEmptyCopy());
}
tableSubset.SetCapacity(sourceTable.capacity);
foreach (TableRow sourceRow in sourceTable.Where(pPredicate))
{
SerializableTableRow newRow = sourceRow.GetSerializableTableRow();
newRow.InsertToTable(tableSubset);
//Console.WriteLine("added row " + newRow.row);
}
return(relaySubset);
}
/// <summary>
/// Append all entries in all tables, source IDs will be discarded.
/// </summary>
public void AppendTables(RelayTwo pRelay)
{
RelayTwo additiveRelay = pRelay;
// Cycle through all new tables in the loaded relay
foreach (String tableName in additiveRelay.tables.Keys)
{
TableTwo fromTable = additiveRelay.tables[tableName];
// If the table already exists, append the entries from the new table.
if (tables.ContainsKey(tableName))
{
TableTwo toTable = tables[tableName];
// Ensure that all fields exists in the old table.
foreach (ITableField f in fromTable.fields)
{
if (!toTable.fieldNames.Contains(f.name))
{
toTable.AddField(f.GetEmptyCopy());
}
}
foreach (TableRow fromRow in fromTable)
{
TableRow toRow = toTable.CreateRow();
foreach (ITableField fromField in fromTable.fields)
{
ITableField toField = toTable.GetField(fromField.name);
toField.SetValueFromString(toRow.row, fromField.GetValueAsString(fromRow.row));
}
}
}
else
{
this.tables[fromTable.name] = fromTable;
}
}
}
public void MergeWith(RelayTwo pSource)
{
foreach (TableTwo targetTable in tables.Values)
{
if (pSource.tables.ContainsKey(targetTable.name))
{
TableTwo sourceTable = pSource.tables[targetTable.name];
// Add missing fields to targetTable
foreach (ITableField field in sourceTable.fields)
{
if (!targetTable.fieldNames.Contains(field.name))
{
targetTable.AddField(field.GetEmptyCopy());
}
}
// Add missing fields to sourceTable
foreach (ITableField field in targetTable.fields)
{
if (!sourceTable.fieldNames.Contains(field.name))
{
sourceTable.AddField(field.GetEmptyCopy());
}
}
if (sourceTable.capacity > targetTable.capacity)
{
targetTable.SetCapacity(sourceTable.capacity);
}
foreach (TableRow r in sourceTable)
{
SerializableTableRow sr = r.GetSerializableTableRow();
if (targetTable.ContainsRow(sr.row))
{
throw new RelayMergeException("table " + targetTable.name + " does already contain row " + sr.row);
}
sr.InsertToTable(targetTable);
}
}
}
// Copy complete tables from subsetB if they don't exist in this relay
foreach (TableTwo tableB in pSource.tables.Values)
{
if (!tables.ContainsKey(tableB.name))
{
TableTwo newTable = CreateTable(tableB.name);
// Add fields to the new table
foreach (ITableField field in tableB.fields)
{
newTable.AddField(field.GetEmptyCopy());
}
newTable.SetCapacity(tableB.capacity);
foreach (TableRow r in tableB)
{
SerializableTableRow sr = r.GetSerializableTableRow();
sr.InsertToTable(newTable);
}
}
}
}
