public TableRule(TableRuleConfiguration tableRuleConfig, ShardingDataSourceNames shardingDataSourceNames,
string defaultGenerateKeyColumn)
{
LogicTable = tableRuleConfig.LogicTable.ToLower();
List <string> dataNodes = tableRuleConfig.ActualDataNodes ?? new List <string>(0);
// List<string> dataNodes = new InlineExpressionParser(tableRuleConfig.GetActualDataNodes()).splitAndEvaluate();
// dataNodeIndexMap = new HashMap<>(dataNodes.size(), 1);
dataNodeIndexMap = new Dictionary <DataNode, int>(dataNodes.Count);
ActualDataNodes = IsEmptyDataNodes(dataNodes)
? GenerateDataNodes(tableRuleConfig.LogicTable, shardingDataSourceNames.DataSourceNames) : GenerateDataNodes(dataNodes, shardingDataSourceNames.DataSourceNames);
//ActualDataNodes = GenerateDataNodes(tableRuleConfig.LogicTable, shardingDataSourceNames.DataSourceNames);
actualTables = GetActualTables();
DatabaseShardingStrategy = null == tableRuleConfig.DatabaseShardingStrategyConfig
? null
: ShardingStrategyFactory.NewInstance(tableRuleConfig.DatabaseShardingStrategyConfig);
TableShardingStrategy = null == tableRuleConfig.TableShardingStrategyConfig
? null
: ShardingStrategyFactory.NewInstance(tableRuleConfig.TableShardingStrategyConfig);
KeyGeneratorConfiguration keyGeneratorConfiguration = tableRuleConfig.KeyGeneratorConfig;
generateKeyColumn =
null != keyGeneratorConfiguration && !string.IsNullOrWhiteSpace(keyGeneratorConfiguration.Column)
? keyGeneratorConfiguration.Column
: defaultGenerateKeyColumn;
ShardingKeyGenerator = ContainsKeyGeneratorConfiguration(tableRuleConfig)
? new ShardingKeyGeneratorServiceLoader().NewService(tableRuleConfig.KeyGeneratorConfig.Type,
tableRuleConfig.KeyGeneratorConfig.Properties)
: null;
// CheckRule(dataNodes);
}
public TableRule(ICollection <string> dataSourceNames, string logicTableName)
{
LogicTable = logicTableName.ToLower();
dataNodeIndexMap = new Dictionary <DataNode, int>(dataSourceNames.Count);
ActualDataNodes = GenerateDataNodes(logicTableName, dataSourceNames);
actualTables = GetActualTables();
DatabaseShardingStrategy = null;
TableShardingStrategy = null;
generateKeyColumn = null;
ShardingKeyGenerator = null;
}
public TableRule(string defaultDataSourceName, string logicTableName)
{
LogicTable = logicTableName.ToLower();
ActualDataNodes = new List <DataNode>()
{
new DataNode(defaultDataSourceName, logicTableName)
};
actualTables = GetActualTables();
CacheActualDataSourcesAndTables();
dataNodeIndexMap = new Dictionary <DataNode, int>();
DatabaseShardingStrategy = null;
TableShardingStrategy = null;
generateKeyColumn = null;
ShardingKeyGenerator = null;
}
