java绘制一个成交量的统计图

股票統計";
    return title;
  }
  public int getLeftMargine(){
    return leftMargine;
  }
  public int getButtomMargine(){
    return buttomMargine;
  }
  public void setLeftMargine(int leftMargine){
    this.leftMargine=leftMargine;
  }
  public void setButtomMargine(int buttomMargine){
    this.buttomMargine=buttomMargine;
  }
}