Package org.dashbuilder.dataset.group

Examples of org.dashbuilder.dataset.group.GroupFunction

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        DataSetOp op = getCurrentOp();
        if (op == null || !(op instanceof DataSetGroup)) {
            dataSetLookup.addOperation(new DataSetGroup());
        }
        DataSetGroup gOp = (DataSetGroup) getCurrentOp();
        gOp.addGroupFunction(new GroupFunction(columnId, newColumnId, function));
        return (T) this;
    }
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                DataSetIntervalIndex intervalIdx = intervalIdxs.get(i);
                result.setValueAt(i, 0, intervalIdx.getName());

                // Add the aggregate calculations.
                for (int j=0; j< groupFunctions.size(); j++) {
                    GroupFunction groupFunction = groupFunctions.get(j);
                    DataColumn dataColumn = dataSet.getColumnById(groupFunction.getSourceId());
                    if (dataColumn == null) dataColumn = dataSet.getColumnByIndex(0);

                    Double aggValue = _calculateFunction(dataColumn, groupFunction.getFunction(), intervalIdx);
                    result.setValueAt(i, j + 1, aggValue);
                }
            }
            return result;
        }
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            DataSet dataSet = context.dataSet;

            DataSet result= DataSetFactory.newDataSet();

            for (int i=0; i< groupFunctions.size(); i++) {
                GroupFunction groupFunction = groupFunctions.get(i);
                result.addColumn(groupFunction.getColumnId(), ColumnType.NUMBER);

                DataColumn dataColumn = dataSet.getColumnById(groupFunction.getSourceId());
                if (dataColumn == null) dataColumn = dataSet.getColumnByIndex(0);

                Double aggValue = _calculateFunction(dataColumn, groupFunction.getFunction(), index);
                result.setValueAt(0, i, aggValue);
            }
            return result;
        }
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Related Classes of org.dashbuilder.dataset.group.GroupFunction

  • org.dashbuilder.dataset.engine.SharedDataSetOpEngine$DataSetOpListProcessor
  • org.dashbuilder.dataset.impl.AbstractDataSetLookupBuilder
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