private void saveColumnSpecification() {
final TableColumnModel columnModel = table.getColumnModel();
final int numColumns = table.getColumnCount();
final List<String> columns = new ArrayList<String>(numColumns);
final List<Integer> columnWidths = new ArrayList<Integer>(numColumns);
for (int i = 0; i < numColumns; i++) {
final String columnName = table.getColumnName(i);
columns.add(columnName);
final TableColumn column = columnModel.getColumn(i);
final int columnWidth = column.getWidth();
columnWidths.add(Integer.valueOf(columnWidth));
}
tableSpecification.setColumnOrder(columns);
tableSpecification.setColumnWidths(columnWidths);
MetricsProfileRepository.getInstance().persistCurrentProfile();
}
private static void setColumnWidths(JTable table, MetricTableSpecification tableSpecification) {
final TableModel model = table.getModel();
final TableColumnModel columnModel = table.getColumnModel();
final List<Integer> columnWidths = tableSpecification.getColumnWidths();
final List<String> columnOrder = tableSpecification.getColumnOrder();
if (columnWidths != null && !columnWidths.isEmpty()) {
final int columnCount = model.getColumnCount();
for (int i = 0; i < columnCount; i++) {
final String columnName = model.getColumnName(i);
final int index = columnOrder.indexOf(columnName);
if (index != -1) {
final Integer width = columnWidths.get(index);
final TableColumn column = columnModel.getColumn(i);
column.setPreferredWidth(width.intValue());
}
}
} else {
final Graphics graphics = table.getGraphics();
final Font font = table.getFont();
final FontMetrics fontMetrics = table.getFontMetrics(font);
final int rowCount = model.getRowCount();
int maxFirstColumnWidth = 100;
for (int i = 0; i < rowCount; i++) {
final String name = (String) model.getValueAt(i, 0);
if (name != null) {
final Rectangle2D stringBounds = fontMetrics.getStringBounds(name, graphics);
final double stringWidth = stringBounds.getWidth();
if (stringWidth > maxFirstColumnWidth) {
maxFirstColumnWidth = (int) stringWidth;
}
}
}
final int allocatedFirstColumnWidth = Math.min(300, maxFirstColumnWidth + 5);
final TableColumn column = columnModel.getColumn(0);
column.setPreferredWidth(allocatedFirstColumnWidth);
}
}