private void loadDefaultColumnSettings()

in src/main/java/org/apache/log4j/chainsaw/LogPanel.java [2928:3011]
64 lines of code
13 McCabe index (conditional complexity)

    private void loadDefaultColumnSettings(LoadSettingsEvent event) {
        String columnOrder = event.getSetting(TABLE_COLUMN_ORDER);

        TableColumnModel columnModel = table.getColumnModel();
        TableColumnModel searchColumnModel = searchTable.getColumnModel();

        Map<String, TableColumn> columnNameMap = new HashMap<>();
        Map<String, TableColumn> searchColumnNameMap = new HashMap<>();

        for (int i = 0; i < columnModel.getColumnCount(); i++) {
            columnNameMap.put(table.getColumnName(i).toUpperCase(), columnModel.getColumn(i));
        }

        for (int i = 0; i < searchColumnModel.getColumnCount(); i++) {
            searchColumnNameMap.put(searchTable.getColumnName(i).toUpperCase(), searchColumnModel.getColumn(i));
        }

        int index;
        StringTokenizer tok = new StringTokenizer(columnOrder, ",");
        List<TableColumn> sortedColumnList = new ArrayList<>();

    /*
       remove all columns from the table that exist in the model
       and add in the correct order to a new arraylist
       (may be a subset of possible columns)
     **/
        while (tok.hasMoreElements()) {
            String element = tok.nextElement().toString().trim().toUpperCase();
            TableColumn column = columnNameMap.get(element);

            if (column != null) {
                sortedColumnList.add(column);
                table.removeColumn(column);
                searchTable.removeColumn(column);
            }
        }
        preferenceModel.setDetailPaneVisible(event.asBoolean("detailPaneVisible"));
        preferenceModel.setLogTreePanelVisible(event.asBoolean("logTreePanelVisible"));
        preferenceModel.setHighlightSearchMatchText(event.asBoolean("highlightSearchMatchText"));
        preferenceModel.setWrapMessage(event.asBoolean("wrapMessage"));
        preferenceModel.setSearchResultsVisible(event.asBoolean("searchResultsVisible"));
        //re-add columns to the table in the order provided from the list
        for (Object aSortedColumnList : sortedColumnList) {
            TableColumn element = (TableColumn) aSortedColumnList;
            if (preferenceModel.addColumn(element)) {
                if (!applicationPreferenceModel.isDefaultColumnsSet() || applicationPreferenceModel.isDefaultColumnsSet() &&
                    applicationPreferenceModel.getDefaultColumnNames().contains(element.getHeaderValue())) {
                    table.addColumn(element);
                    searchTable.addColumn(element);
                    preferenceModel.setColumnVisible(element.getHeaderValue().toString(), true);
                }
            }
        }

        String columnWidths = event.getSetting(TABLE_COLUMN_WIDTHS);

        tok = new StringTokenizer(columnWidths, ",");
        index = 0;

        while (tok.hasMoreElements()) {
            String element = (String) tok.nextElement();

            try {
                int width = Integer.parseInt(element);

                if (index > (columnModel.getColumnCount() - 1)) {
                    logger.warn(
                        "loadsettings - failed attempt to set width for index " + index
                            + ", width " + element);
                } else {
                    columnModel.getColumn(index).setPreferredWidth(width);
                    searchColumnModel.getColumn(index).setPreferredWidth(width);
                }

                index++;
            } catch (NumberFormatException e) {
                logger.error("Error decoding a Table width", e);
            }
        }
        undockedFrame.setSize(getSize());
        undockedFrame.setLocation(getBounds().x, getBounds().y);

        repaint();
    }