medicine.java

处方跟踪系统（PTS）参与者为Customer

/**
 * 药物类
 *
 */
import java.util.ArrayList;
public class Medicine {
	private String name;//药物名称
	private String unit;//单位
	private float num;//药物数量
	private String effect;//药物副作用
	
	private ArrayList<Medicine> reMedicine;
	/**
	 * 
	 *
	 */
	public Medicine(String name, String unit, float num, String effect) {
		
		this.name = name;
		this.unit = unit;
		this.num = num;
		this.effect = effect;
		
		reMedicine = new ArrayList<Medicine>();
	}

	public String getunit() {
		return unit;
	}
	public void setUnit(String unit) {
		this.unit = unit;
	}
	public String getEffect() {
		return effect;
	}
	public void setEffect(String effect) {
		this.effect = effect;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public float getNum() {
		return num;
	}
	public void setNum(float num) {
		this.num = num;
	}
	
	public String toString(){
		return this.getName()+": "+"单位："+this.getunit()+" 数量："
		+this.getNum()+"\n\t\t副作用："+this.getEffect();
	}
	
	//药物信息
	public void display(){
		System.out.println("药物信息：");
		System.out.println("\t药物名称："+this.getName());
		System.out.println("\t药物单位："+this.getunit());
		System.out.println("\t药物数量："+this.getNum());
		System.out.println("\t药物副作用："+this.getEffect());
		this.displayreMedicine();
		
	}
	
	//药物的通用替代药物清单
	public void displayreMedicine(){
		System.out.println(this.getName()+"该药物的替代药物清单：");
		if(!this.hasreMedicine()) System.out.println("\t该药物没有替代药物");
		else{
			for (Medicine m : reMedicine) {
				System.out.println("\t" + m.toString());
			}
		}
	}
	
	//添加药物替代品
	public void addreMedicine(Medicine m) {
		if(this==m) {
			System.out.println("不能把本身当做自己的替代品 ");return;
		}
		else reMedicine.add(m);
	}
	
	//是否有替代药物
	public boolean hasreMedicine() {
		if (reMedicine.size() > 0) return true;
		else return false;
	}

}