/**
* 基于dbGroupKey、appName来初始化多个TAtomDataSource
*
* @throws com.taobao.tddl.jdbc.group.exception.ConfigException
*/
public void init() {
if (dsKeyAndWeightCommaArray != null) {
// 本地配置方式：dsKeyAndWeightCommaArray + dataSourceFetcher + dyType
DataSourceFetcher wrapper =
new DataSourceFetcher() {
@Override
public DataSource getDataSource(String key) {
return dataSourceFetcher.getDataSource(key);
}
@Override
public DBType getDataSourceDBType(String key) {
DBType type = dataSourceFetcher.getDataSourceDBType(key);
return type == null ? dbType : type; // 如果dataSourceFetcher没dbType，用tgds的dbType
}
};
List<DataSourceWrapper> dss =
ConfigManager.buildDataSourceWrapper(dsKeyAndWeightCommaArray, wrapper);
init(dss);
} else {
checkProperties();
configManager = new ConfigManager(this);
configManager.init();
}
}
public static TGroupDataSource build(
String groupKey, String dsWeights, DataSourceFetcher fetcher, DataSourceType dataSourceType) {
List<DataSourceWrapper> dss = ConfigManager.buildDataSourceWrapper(dsWeights, fetcher);
TGroupDataSource tGroupDataSource = new TGroupDataSource();
tGroupDataSource.setDataSourceType(dataSourceType);
tGroupDataSource.setDbGroupKey(groupKey);
tGroupDataSource.init(dss);
return tGroupDataSource;
}