public Collection < String > getAllInstanceDataSourceNames ( ) { Collection < String > result = new LinkedList <> ( ) ; for ( Entry < String , DataSourceMetaData > entry : dataSourceMetaDataMap . entrySet ( ) ) { if ( ! isExisted ( entry . getKey ( ) , result ) ) { result . add ( entry . getKey ( ) ) ; } } return result ; }
Get all instance data source names .