private void buildLegend()
{
ButtonBarBuilder builder = new ButtonBarBuilder();
builder.addFixed( new JLabel( "ThreadCount", createLegendIcon( THREADCOUNT_COLOR ), JLabel.LEFT ) );
builder.addUnrelatedGap();
builder.addFixed( new JLabel( "Total", createLegendIcon( TOTAL_COLOR ), JLabel.LEFT ) );
builder.setBorder( BorderFactory.createEmptyBorder( 3, 3, 3, 3 ) );
legend = builder.getPanel();