要求：展览中心有2条入场通道，在入场处需要登记入场人员的姓名，年龄以及电话。展览中心最多只能容纳100人。当展览中心满员时应当立即通知门卫不再允许人员入场。当有人员出场时才会允许人员入场，但同时在展览中心的人员不会超过100人。当展览中心关闭后，输出所有入场过的人员信息。
需要实现以下功能：
a.用户在做任一操作时，有入场，退场，输出所有人员信息的选项
b.选择入场,登记人员的姓名，年龄以及电话,同时计数器+1
c.选择退场,先判断登记人员的信息中是否有这个人，有：计数器-1，否则返回
d.人员超过90人时，给出警告信息
e.人员达到100时，禁止入场。
main:
#import <Foundation/Foundation.h>
#import "Person.h"
#import "Police.h"
#import "PassPeople.h"
#import "PersonWarmingException.h"
#import "PersonOverflowException.h"
#import "SingleClass.h"
extern BOOL b;
int main(int argc, const char * argv[])
{
@autoreleasepool {
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
//实例化售票对象
PassPeople *pass = [[PassPeople alloc] init];
//售票
[pass applicationDidFinishLaunching];
//[NSThread sleepForTimeInterval:30];
if(b == true)
{
[NSThread sleepForTimeInterval:3];
}
[pool release];
return 0;
}
return 0;
}
#import <Foundation/Foundation.h>
@interface Person : NSObject
//{
// NSString *name;
// int age;
// NSString *phoneNumber;
//}
@property(nonatomic,retain) NSString *name; //姓名
@property(assign) int age; //年龄
@property(nonatomic,retain) NSString *phoneNumber; //电话
@end
#import "Person.h"
@implementation Person
//@synthesize name = _name;
//@synthesize age = _age;
//@synthesize phoneNumber = _phoneNumber;
//动态创建person
+(id)personWithName:(NSString *)name andAge:(int)age andPhoneNumber:(NSString *)phoneNumber
{
Person *person = [[[Person alloc] init] autorelease];
person.name = name;
person.age = age;
person.phoneNumber = phoneNumber;
return person;
}
-(NSString *)description
{
return [NSString stringWithFormat:@"name:%@ age:%i phonenum:%@",_name,_age,_phoneNumber];
}
-(void)dealloc
{
[_name release];
[_phoneNumber release];
[super dealloc];
}
@end
创建票数的单例
#import <Foundation/Foundation.h>
@interface SingleClass : NSObject
{
int count;
}
@property(assign) int count;
+(SingleClass *)singleClassCreate;
//-(int)Add;
//-(int)Clear;
//-(int)Sub;
@end
#import "SingleClass.h"
@implementation SingleClass
+(SingleClass *)singleClassCreate
{
static SingleClass *a;
if (a == nil) {
a = [[SingleClass alloc] init];
a.count = 0; //初始化的时候设置0
return a;
}
}
-(int)getCount
{
return count;
}
//-(void)setCount
//{
// count = 0;
//}
-(int)Add
{
return count++;
}
-(int)Sub
{
return count--;
}
-(int)Clear
{
return count = 0;
}
@end
控制人物进出：
#import <Foundation/Foundation.h>
@interface PassPeople : NSObject
{
int tickets;//当前票数
int count;//游客总人数
NSThread *thread1;//1过道
NSThread *thread2;//2过道
//加锁
NSCondition *ticketCondition;
NSMutableArray *array;//记录游客
}
@property(assign) int tickets;
@property(assign) int count;
@property(nonatomic,retain) NSThread* thread1;
@property(nonatomic,retain) NSThread* thread2;
@property(nonatomic,retain) NSMutableArray *array;
@property(nonatomic,retain) NSCondition *ticketCondition;
-(void)applicationDidFinishLaunching;
-(void)run;
@end
#import "PassPeople.h"
#import "SingleClass.h"
#import "Police.h"
#import "PersonOverflowException.h"
#import "PersonWarmingException.h"
#import <Foundation/NSException.h>
#import <Foundation/NSString.h>
#import <Foundation/NSAutoreleasePool.h>
BOOL b = true;
@implementation PassPeople
-(void)applicationDidFinishLaunching
{
[[SingleClass singleClassCreate] setCount:0];
count = [[SingleClass singleClassCreate] getCount];
tickets = 100 ;
ticketCondition = [[NSCondition alloc] init];
thread1 = [[NSThread alloc] initWithTarget:self selector:@selector(run) object:nil];
[thread1 setName:@"Thread1"];
[thread1 start];
thread2 = [[NSThread alloc] initWithTarget:self selector:@selector(run) object:nil];
[thread2 setName:@"Thread2"];
[thread2 start];
while (b) {
[[NSRunLoop currentRunLoop] runMode:NSDefaultRunLoopMode beforeDate:[NSDate distantFuture]]; //一直等待子线程发送结束消息
//[[NSRunLoop currentRunLoop] runMode:NSDefaultRunLoopMode beforeDate:[NSDate dateWithTimeIntervalSinceNow:2]];//但当前时间等待2秒，如果还没反应就自动结束
NSLog(@"Endrunloop.");
}
NSLog(@"OK");
}
-(void)setEnd
{
b = false;
}
-(void)run
{
@synchronized(self) //原子性操作，跟加锁一样
{
while (TRUE) {
//[ticketCondition lock];//加锁
if (tickets>0) {
[NSThread sleepForTimeInterval:0.1];//延时0.1秒
//count = 100 - tickets;
count = [[Police police] count];
tickets = 100 - count;
NSLog(@"已经有:%i进入 还能允许:%i人 当前线程:%@",count,tickets,[[NSThread currentThread] name]);
NSLog(@"请选择进入还是离开:1(进),2（离开）,3(目前的人数),4(当前的人),5（所有进入过的人）");
int i = 0;
scanf("%d",&i);
if (i==1) {
@try
{
[[Police police] addpeople];
tickets --;
}
@catch (PersonWarmingException *e) {
NSLog(@"%@ %@",[e name],[e reason]); //输出警告异常信息
}
@catch (PersonOverflowException *e) {
NSLog(@"%@ %@",[e name],[e reason]); //输出溢出异常信息
}
@finally {
}
}
else if(i ==2 )
{
NSLog(@"请输入离开的人的名字:");
char s[20];
scanf("%s",&s);
NSString *name = [NSString stringWithUTF8String:s];
[[Police police] delpeople:name];
}
else if(i == 3)
{
[[Police police] PrintCount];
}
else if (i ==4)
{
[[Police police] PrinteNowPeople];
}
else if(i ==5)
{
[[Police police] PrintAllPeople];
}
else
{
NSLog(@"输入错误，请重新选择");
}
}
else
{
[self performSelectorOnMainThread:@selector(setEnd) withObject:nil waitUntilDone:NO];
break;
}
//[ticketCondition unlock];//解锁
b=false;
}
}
}
-(void)dealloc
{
[thread1 release];
[thread2 release];
[ticketCondition release];
[array release];
[super dealloc];
}
@end
PersonWarmingException.h
PersonWarmingException.m
PersonOverflowException.h
PersonOverflowException.m
门卫
Police.h:
#import <Foundation/Foundation.h>
#import <Foundation/NSObject.h>
@interface Police : NSObject
//{
// int n;//人数
// NSMutableArray *array;//记录person信息
// NSMutableArray *arrayall;//记录所有入过场的人的信息
//}
@property(assign) int n;
@property(nonatomic,retain)NSMutableArray *array;
@property(nonatomic,retain)NSMutableArray *arrayall;
+(id)police;
-(int)count;//获取当前的人数
-(void)addpeople;//允许人进来
-(void)delpeople:(NSString *)name;//允许人出去
-(void)Printe;//打印当前的人数
@end
#import "Police.h"
#import "PersonOverflowException.h"
#import "PersonWarmingException.h"
#import "SingleClass.h"
#import "Person.h"
@implementation Police
@synthesize n = _n;
@synthesize array = _array;
@synthesize arrayall = _arrayall;
+(id)police
{
static Police * p;
if(p == nil)
{
p = [Police new];
p.n = [[SingleClass singleClassCreate] getCount];
[p initArr];
}
return p;
}
-(void)initArr
{
self.array = [[[NSMutableArray alloc] init] autorelease];
self.arrayall = [[[NSMutableArray alloc] init] autorelease];
}
-(int)count//获取当前的人数
{
return _n;
}
-(void)setPersonInfoToArray
{
char q[30];
Person *p = [[[Person alloc] init] autorelease];
NSLog(@"请输入姓名:");
scanf("%s",q);
NSString *s = [NSString stringWithUTF8String:q];
p.name = s;
int age;
NSLog(@"请输入年龄：");
scanf("%d",&age);
p.age = age;
NSLog(@"请输入电话");
scanf("%s",q);
NSString *ss = [NSString stringWithUTF8String:q];
p.phoneNumber = ss;
[self.array addObject:p];
[self.arrayall addObject:p];//添加凡是入过场的人的信息
}
-(void)addpeople//允许人进来
{
if (_n>100) {
NSException *e = [PersonOverflowException exceptionWithName:@"PersonOverflowException" reason:@"People's number is over 100" userInfo:nil];
@throw e;
}
else if (_n>=90)
{
[self setPersonInfoToArray];
_n++;
NSException *e = [PersonWarmingException exceptionWithName:@"CupWarningException" reason:@"People's number is above or at 90" userInfo:nil];
@throw e; //抛出警告异常
}
else
{
[self setPersonInfoToArray];
_n++;
}
}
-(NSMutableArray *)delPersonInfoFromArray:(NSString *)name
{
NSMutableArray *newArray;
int j = 0;
Person *p = [Person new];
for (int i = 0; i<[_array count]; i++) {
p = [_array objectAtIndex:i];
if (p.name == name) {
j = i;
break;
}
}
//把j之前的对象全部移动到一个数组，然后将j+1d的对象全部移动到另外一个数组
for (int i=0; i<j; i++) {
[newArray addObject:[_array objectAtIndex:i]];
}
for (int i = j+1; i<[_array count]; i++) {
[newArray addObject:[_array objectAtIndex:i]];
}
_n--;//n减少1
NSLog(@"一人已经离开");
[_array removeAllObjects];
[_array addObjectsFromArray:newArray];
return _array; //这里面就存的删除一个用的array
}
//判断当前是否有这个人
-(int)IsExitThePeople:(NSString *)name
{
Person *p;
int i=0;
int j = -1;
for (i; i<[_array count]; i++) {
p = [_array objectAtIndex:i];
if (p.name == name) {
j = i;
break;
}
else
{
continue;
}
}
if (i >=[_array count]) {
NSLog(@"没有这个人");
return -1;
}
return j;
}
-(void)delpeople:(NSString *)name//允许人出去
{
int nn = [_array count];//记录当前有多少人
if (nn<=0) {
NSLog(@"这时没人");
}
else
{
//先查找是否有这个人
int num = [self IsExitThePeople:name];
//如果有此人，则退场
if (num>=0) {
[_array removeAllObjects];//先清空，再赋值
[_array addObjectsFromArray:[self delPersonInfoFromArray:name]];
}
else
return;
}
}
-(void)PrintCount//打印当前的人数
{
NSLog(@"当前的人数是：%i",_n);
}
-(void)PrinteNowPeople
{
NSLog(@"当前在场的人:%@",_array);
}
-(void)PrintAllPeople
{
NSLog(@"所有入过场人的信息:%@",_arrayall);
}
-(void)dealloc
{
[_array release];
[_arrayall release];
[super dealloc];
}
@end
结果：
2013-08-02 19:32:43.078 2013-7-31项目作业[4163:303] Endrunloop.
2013-08-02 19:32:43.063 2013-7-31项目作业[4163:1903] 已经有:0进入 还能允许:100人 当前线程:Thread1
2013-08-02 19:32:43.079 2013-7-31项目作业[4163:1903] 请选择进入还是离开:1(进),2（离开）,3(目前的人数),4(当前的人),5（所有进入过的人）
1
2013-08-02 19:32:45.142 2013-7-31项目作业[4163:1903] 请输入姓名:
1
2013-08-02 19:32:46.093 2013-7-31项目作业[4163:1903] 请输入年龄：
1
2013-08-02 19:32:46.486 2013-7-31项目作业[4163:1903] 请输入电话
1
2013-08-02 19:32:46.978 2013-7-31项目作业[4163:1903] 已经有:1进入 还能允许:99人 当前线程:Thread1
2013-08-02 19:32:46.978 2013-7-31项目作业[4163:1903] 请选择进入还是离开:1(进),2（离开）,3(目前的人数),4(当前的人),5（所有进入过的人）
4
2013-08-02 19:32:48.781 2013-7-31项目作业[4163:1903] 当前在场的人:(
"name:1 age:1 phonenum:1"
)
2013-08-02 19:32:48.883 2013-7-31项目作业[4163:1903] 已经有:1进入 还能允许:99人 当前线程:Thread1
2013-08-02 19:32:48.883 2013-7-31项目作业[4163:1903] 请选择进入还是离开:1(进),2（离开）,3(目前的人数),4(当前的人),5（所有进入过的人）
3
2013-08-02 19:32:51.229 2013-7-31项目作业[4163:1903] 当前的人数是：1
2013-08-02 19:32:51.331 2013-7-31项目作业[4163:1903] 已经有:1进入 还能允许:99人 当前线程:Thread1
标签：count,旅游景点,name,int,进出,void,OC,import,2013 From： https://blog.51cto.com/dingxiaowei/6457694