Examples of org.dashbuilder.dataset.DataSet.trim()

org.dashbuilder.dataset.DataSet.trim()
Returns a data set containing only the specified row sub set. @param offset The position where the row sub set starts. @param rows The number of rows to get. @return A trimmed data set.

        if (!lookup.getOperationList().isEmpty()) {
            dataSet = dataSetOpEngine.execute(dataSetIndex.getDataSet(), lookup.getOperationList());
        }


        // Trim the data set as requested.
        dataSet = dataSet.trim(lookup.getRowOffset(), lookup.getNumberOfRows());
        return dataSet;
    }


    public DataSet[] lookupDataSets(DataSetLookup[] lookup) {
        DataSet[] result = new DataSet[lookup.length];

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        if (!lookup.getOperationList().isEmpty()) {
            dataSet = dataSetOpEngine.execute(dataSetIndex.getDataSet(), lookup.getOperationList());
        }


        // Trim the data set as requested.
        dataSet = dataSet.trim(lookup.getRowOffset(), lookup.getNumberOfRows());
        return dataSet;
    }


    public DataSet[] lookupDataSets(DataSetLookup[] lookup) {
        DataSet[] result = new DataSet[lookup.length];

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                ColumnGroup columnGroup = gOp.getColumnGroup();
                if (columnGroup == null) {
                    return _buildDataSet(context, gOp.getGroupFunctions());
                } else {
                    if (!gOp.getSelectedIntervalNames().isEmpty() && gOp.getGroupFunctions().isEmpty()) {
                        return dataSet.trim(index.getRows());
                    } else {
                        return _buildDataSet(context, gOp);
                    }
                }
            }

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                        return _buildDataSet(context, gOp);
                    }
                }
            }
            if (lastOp instanceof DataSetFilter) {
                return dataSet.trim(index.getRows());
            }
            if (lastOp instanceof DataSetSort) {
                DataSetImpl sortedDataSet = new DataSetImpl();
                for (DataColumn column : dataSet.getColumns()) {
                    SortedList sortedValues = new SortedList(column.getValues(), index.getRows());

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        if (!lookup.getOperationList().isEmpty()) {
            dataSet = dataSetOpEngine.execute(dataSetIndex.getDataSet(), lookup.getOperationList());
        }


        // Trim the data set as requested.
        dataSet = dataSet.trim(lookup.getRowOffset(), lookup.getNumberOfRows());
        return dataSet;
    }


    public DataSet[] lookupDataSets(DataSetLookup[] lookup) {
        DataSet[] result = new DataSet[lookup.length];

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        if (!lookup.getOperationList().isEmpty()) {
            dataSet = dataSetOpEngine.execute(dataSetIndex.getDataSet(), lookup.getOperationList());
        }


        // Trim the data set as requested.
        dataSet = dataSet.trim(lookup.getRowOffset(), lookup.getNumberOfRows());
        return dataSet;
    }


    public DataSet[] lookupDataSets(DataSetLookup[] lookup) {
        DataSet[] result = new DataSet[lookup.length];

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