Package org.dashbuilder.dataset.service

Interface DataSetLookupServices

  • public interface DataSetLookupServices
    Data set lookup services

    • Method Summary

      All Methods Instance Methods Abstract Methods 
      Modifier and Type Method Description
      org.dashbuilder.dataset.DataSet lookupDataSet​(org.dashbuilder.dataset.DataSetLookup lookup)
      Apply a sequence of operations (filter, sort, group, ...) on a remote data set.
      org.dashbuilder.dataset.DataSet lookupDataSet​(org.dashbuilder.dataset.def.DataSetDef def, org.dashbuilder.dataset.DataSetLookup lookup)
      Load a data set and apply several operations (filter, sort, group, ...) on top of it for a given definition.
      org.dashbuilder.dataset.DataSetMetadata lookupDataSetMetadata​(String uuid)
      Same as lookupDataSet but only retrieves the metadata of the resulting data set.

    • Method Detail

      • lookupDataSet

        org.dashbuilder.dataset.DataSet lookupDataSet​(org.dashbuilder.dataset.DataSetLookup lookup)
                                       throws Exception
        Apply a sequence of operations (filter, sort, group, ...) on a remote data set.
        Returns:
        A brand new data set with all the calculations applied.
        Throws:
        Exception

      • lookupDataSet

        org.dashbuilder.dataset.DataSet lookupDataSet​(org.dashbuilder.dataset.def.DataSetDef def,
                                              org.dashbuilder.dataset.DataSetLookup lookup)
                                       throws Exception
        Load a data set and apply several operations (filter, sort, group, ...) on top of it for a given definition. Index and cache are not used.
        Returns:
        null, if the data set can be retrieved.
        Throws:
        Exception

      • lookupDataSetMetadata

        org.dashbuilder.dataset.DataSetMetadata lookupDataSetMetadata​(String uuid)
                                                       throws Exception
        Same as lookupDataSet but only retrieves the metadata of the resulting data set.
        Returns:
        A DataSetMetadata instance containing general information about the data set.
        Throws:
        Exception