用java编写一个小程序
public test_03(){init();}public void init(){JLabel jl_1=new JLabel("用户名");JLabel jl_2=new JLabel("密码");JTextField jtf=new JTextField();JPasswordField jpf=new JPasswordField();JButton button_1=new JButton("确定");JPanel panel=new JPanel();panel.setLayout(null);jl_1.setBounds(30, 50, 50, 30);jl_2.setBounds(30,90,50,30);jtf.setBounds(100, 50, 100, 30);jpf.setBounds(100, 90, 100, 30);button_1.setBounds(110, 130, 80, 30);panel.add(jl_1);panel.add(jl_2);panel.add(jtf);panel.add(jpf);panel.add(button_1);this.add(panel);this.setSize(300, 250);this.setLocation(400, 300);this.setVisible(true);}public static void main(String[] args) {new test_03();}
控制台小游戏 class YZDEL
{
public static void main(String[] args)
{
java.util.Random Shiji = new java.util.Random();
java.util.Scanner Shuru = new java.util.Scanner(System.in);
java.util.Scanner Nandu = new java.util.Scanner(System.in);
int YingxHP = 20;
int YingxMP = 0;
int MogHP = 20;
int MogMP = 0;
int MogDo = 0;
int fangyu = 0;
System.out.println("┏━━━━╮┏━━┣┣┓ ╮ ┓ ┏━┳━┳┓ ┓━┓ ");
System.out.println("┏┣━━━┓┏━━┣┣┓ ┃ ┏ ┃ ┃┓ ┃ ╯ ");
System.out.println("┣┣━━━┫╭━━┻╯ ╮ ┃ ╰┓┃ ┃╯┏━┣━━┓");
System.out.println("┣┣━━━┫┏━━━━┓╭━━┣━┛┗━┻━┻┛ ┃┃ ");
System.out.println("┏┣━━━┓┣━━━━┫ ┃ ┃┃┗╮╮┃ ┃┣━╯");
System.out.println(" ┛ ┗╯┗━━━━╯ ┗╯ ╰╰━━┛┛┗━╯╰━┛");
System.out.println();
System.out.println(" 作者:天狐空幻");
System.out.println();
System.out.println("说明:勇者的操作方式为以下所示:");
System.out.println(" 使用攻击需消耗1MP 伤害1HP");
System.out.println(" 使用蓄力可增加1MP 伤害0HP");
System.out.println(" 使用躲闪需消耗0MP 伤害0HP 躲避攻击");
System.out.println(" 使用重击需消耗3MP 伤害2HP 防御无效");
System.out.println(" 恶龙攻击力高， 注意防御是取胜的关键");
System.out.println(" 恶龙MP达到4时可能会放出火焰无法躲避");
System.out.println(" 准备说明完毕,那么让我们来挑战恶龙吧！");
System.out.println("==================================");
//难度选择
System.out.println("请选择难度");
System.out.println("1.娱乐 2.挑战 3.噩梦");
int ND = Nandu.nextInt();
System.out.println("==================================");
while(true)
{
//HP，MP的显示
System.out.print("勇者: ");
System.out.print(" HP ");
for(int x=YingxHP;x>0;x--) System.out.print("*");
System.out.print(" "+YingxHP);
System.out.println();
System.out.print(" ");
System.out.print(" MP ");
for(int x=YingxMP;x>0;x--) System.out.print("*");
System.out.print(" "+YingxMP);
System.out.println();
System.out.print("恶龙: ");
System.out.print(" HP ");
for(int y=MogHP;y>0;y--) System.out.print("*");
System.out.print(" "+MogHP);
System.out.println();
System.out.print(" ");
System.out.print(" MP ");
for(int y=MogMP;y>0;y--) System.out.print("*");
System.out.print(" "+MogMP);
System.out.println();
System.out.println("==================================");
//胜利判定
if(YingxHP<1) {System.out.println();System.out.println("勇者HP为0! 不..不可能..我怎么会..勇者倒下了。再接再厉吧！~");System.out.println();break;}
if(MogHP<1) {System.out.println();System.out.println("恶龙HP为0! 恶龙绝望的哀鸣中倒了下去。勇者胜利了。恭喜你挑战成功！！");System.out.println();break;}
//角色输入判定
System.out.println("你要做什么：");
System.out.println("1.攻击 2.蓄力");
System.out.println("3.躲闪 4.重击");
System.out.println("____________________");
int Do = Shuru.nextInt();
//敌人输入判定
//娱乐难度
if(ND==1){
for(int i=1;i<3;i++) MogDo = Shiji.nextInt(4);}
//挑战难度
if(ND==2){
if(YingxMP==0&&MogMP==0) {MogDo = 0;}
else if(MogMP==0){for(int i=1;i<3;i++) MogDo = Shiji.nextInt(2);}
else if(YingxMP>2&&MogMP>2) MogDo = 2;
else if(MogMP<4) {for(int i=1;i<4;i++) MogDo = Shiji.nextInt(3);}
else MogDo = 3;}
//噩梦难度
if(ND==3){
if(Do==1) MogDo=1;
if(Do==2&&MogMP>0) MogDo=2;
if(Do==2&&MogMP==0) MogDo=0;
if(Do==3&&MogMP<4) MogDo=0;
if(Do==3&&MogMP>=4) MogDo=3;}//变态判定。。
//战斗分析
//防御
if(Do==3) {fangyu=1;System.out.println("你灵巧的躲避攻击！");}
if(MogDo==1) {fangyu=1;System.out.println("恶龙进行防御！");}
//角色判定
if(Do==1&&YingxMP==0) {System.out.println("MP不足！");}
if(Do==1&&YingxMP>0) {
if(fangyu==0) {MogHP=MogHP-1;YingxMP=YingxMP-1;System.out.println("你发动攻击！");}
if(fangyu==1) {YingxMP=YingxMP-1;System.out.println("你的攻击被格挡！");}}
if(Do==2) {YingxMP=YingxMP+1;System.out.println("你进行蓄力！");}
if(Do==4&&YingxMP<3) {System.out.println("MP不足！");}
if(Do==4&&YingxMP>2) {MogHP=MogHP-2;YingxMP=YingxMP-3;System.out.println("你发动重击！");}
if(Do> 4) System.out.println("你不知所措...");
//敌人判定
if(MogDo==2&&MogMP==0) {System.out.println("恶龙在发呆！");}
if(MogDo==2&&MogMP>0) {
if(fangyu==0) {YingxHP=YingxHP-2;MogMP=MogMP-1;System.out.println("恶龙发动攻击！");}
if(fangyu==1) {MogMP=MogMP-1;System.out.println("恶龙的攻击被躲开了！");}}
if(MogDo==0) {MogMP=MogMP+1;System.out.println("恶龙进行蓄力！");}
if(MogDo==3&&MogMP<4) {System.out.println("恶龙在发呆！");}
if(MogDo==3&&MogMP>3) {YingxHP=YingxHP-4;MogMP=MogMP-4;System.out.println("恶龙发动火焰吐吸！躲避不能！");}
//结束
fangyu = 0;
MogDo = 0;
System.out.println("____________________");
System.out.println();
System.out.println("=================================="); }
}
}
public class TestComparable {
public static void main(String[] args) {
List s = new ArrayList();
s.add(new Name("wang","fei"));
s.add(new Name("wang","hong"));
s.add(new Name("yang","lin"));
s.add(new Name("li","ju"));
s.add(new Name("liu","feng"));
Collections.sort(s);
System.out.println(s);
}
}
class Name implements Comparable {
String firstName;
String lastName;
Name(String firstName,String lastName) {
this.firstName=firstName;
this.lastName=lastName;
}
public boolean equals(Object obj) {
if(obj instanceof Name) {
Name n = (Name)obj;
return (firstName.equals(n.firstName))&& (lastName.equals(n.lastName)) ;
}
return super.equals(obj);
}
public int compareTo(Object obj) {
Name nn = (Name)obj;
int last=lastName.compareTo(nn.lastName);
int first=firstName.compareTo(nn.firstName);
return (first!=0 ? first : last) ;
}
public String toString() {
return firstName+" "+lastName;
}
}
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