Playcard程序代码.doc

public class PlayCard implements StyleValue/设置成静态，避免这些数据不必要的多存储几次，如果考虑到以后要改的话可以把这两个常量数组写在一个接口里/public static final String STYLE = 方块,梅花,红心,黑桃;/public static final String VALUE = 3,4,5,6,7,8,9,10,J,Q,K,A,2;/private int style;/设置成int型方便以后比较，都是int的比较，方便使用算法等操作private int value;public PlayCard(int style, int value) super();this.style = style;this.value = value;public int getStyle() return style;public void setStyle(int style) this.style = style;public int getValue() return value;public void setValue(int value) this.value = value;Overridepublic String toString() return STYLEthis.style+VALUEthis.value;import java.util.ArrayList;import java.util.Collections;import java.util.Comparator;import java.util.List;public class PlayBox List list = new ArrayList();/构造方法，将52张牌放入到数组中public PlayBox()for(int i=0;i52;i+)/这里i=0开始，也是为后面算法方便list.add(new PlayCard(i%4,i/4);/取整和取余的结合使用，达到嵌套循环的同样效果/洗牌public void shuffle()Collections.shuffle(list);/花色排序主导public void sort1()Collections.sort(list, new Comparator()/可以直接写成匿名内部类Overridepublic int compare(PlayCard o1, PlayCard o2) return (o1.getStyle()*13+o1.getValue()-(o2.getStyle()*13+o2.getValue(););/牌值排序主导public void sort2()Collections.sort(list, new Comparator()/可以直接写成匿名内部类Overridepublic int compare(PlayCard o1, PlayCard o2) return (o1.getValue()*4+o1.getStyle()-(o2.getValue()*4+o2.getStyle(););/输出public void show()for(PlayCard p:list)System.out.println(p);/因为这个比较器只是在这里用，所以可以写成一个内部类更好,而这个类只定义用了一次，就可以直接定义成匿名内部类/class CardComparator implements Comparator/泛型/Override/public int compare(PlayCard o1, PlayCard o2) /return (o1.getStyle()*13+o1.getValue()-(o2.getStyle()*13+o2.getValue();/public interface StyleValue public static final String STYLE = 方块,梅花,红心,黑桃;public static final String VALUE = 3,4,5,6,7,8,9,10,J,Q,K,A,2;public class TestPlayCard public static void main(String args) PlayBox pb = new PlayBox();pb.shuffle();pb.show();System.out.p