public virtual TableMetaData getTableMetaData(string database, string tableSchema, string tableName)
{
TableMetaData tableMetaData = new TableMetaData(dlineage.Vendor, dlineage.Strict);
tableMetaData.Name = tableName;
tableMetaData.SchemaName = tableSchema;
if (!string.ReferenceEquals(database, null))
{
tableMetaData.CatalogName = database;
}
tableMetaData = getTableMetaData(tableMetaData);
return(tableMetaData);
}
private TableMetaData getTableMetaData(TableMetaData tableMetaData)
{
IList <TableMetaData> tables = new List <TableMetaData>(dlineage.MetaData.Keys);
int index = tables.IndexOf(tableMetaData);
if (index != -1)
{
return(tables[index]);
}
else
{
return(null);
}
}
public virtual ColumnMetaData getColumnMetaData(TableMetaData tableMetaData, string columnName)
{
ColumnMetaData columnMetaData = new ColumnMetaData();
columnMetaData.Name = columnName;
columnMetaData.Table = tableMetaData;
if (dlineage.MetaData[tableMetaData] == null)
{
return(null);
}
int index = dlineage.MetaData[tableMetaData].IndexOf(columnMetaData);
if (index != -1)
{
columnMetaData = dlineage.MetaData[tableMetaData][index];
}
else
{
return(null);
}
return(columnMetaData);
}
public override bool Equals(object obj)
{
if (this == obj)
{
return(true);
}
if (!(obj is TableMetaData))
{
return(false);
}
TableMetaData other = (TableMetaData)obj;
if (strict)
{
if (string.ReferenceEquals(catalogName, null))
{
if (!string.ReferenceEquals(other.catalogName, null))
{
return(false);
}
}
else if (!catalogName.Equals(other.catalogName))
{
return(false);
}
if (string.ReferenceEquals(schemaName, null))
{
if (!string.ReferenceEquals(other.schemaName, null))
{
return(false);
}
}
else if (!schemaName.Equals(other.schemaName))
{
return(false);
}
}
if (catalogName != null &&
other.schemaName != null &&
!catalogName.Equals(other.catalogName))
{
return(false);
}
if (schemaName != null &&
other.schemaName != null &&
!schemaName.Equals(other.schemaName))
{
return(false);
}
if (string.ReferenceEquals(name, null))
{
if (!string.ReferenceEquals(other.name, null))
{
return(false);
}
}
else if (!name.Equals(other.name))
{
return(false);
}
return(true);
}
