不如一行有颜色一行没有颜色。

public class MyTableRenderer extends DefaultTableCellRenderer {
    public Component getTableCellRendererComponent(JTable table,
            Object value, boolean isSelected,boolean cellHasFocus,
            int row,int col) {
        
        if(row==1)
              setBackground(Color.red);

        setText((value == null) ? "" : value.toString());

        return this;
    }
}

class ColorRenderer extends DefaultTableCellRenderer {
  public ColorRenderer() {
    super();
    //setHorizontalAlignment(javax.swing.SwingConstants.RIGHT);
  }
  public Component getTableCellRendererComponent(JTable table,
          Object value,boolean isSelected,boolean hasFocus,int row,
          int column){
    Component comp = super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
    if(isSelected){
      comp.setForeground(table.getSelectionForeground());
      comp.setBackground(table.getSelectionBackground());
    }
    else if (row % 2 == 0) {
      comp.setForeground(table.getForeground());
      comp.setBackground(Color.yellow);
    } else {
      comp.setForeground(table.getForeground());
      comp.setBackground(Color.green);
    }
    setText(value.toString());
    return comp;
  }
}

table.setDefaultRenderer(Object.class, new ColorRenderer());