//（main 接口）//  ViewController.m//  OC19归档////  Created by Zoujie on 15/11/28.//  Copyright © 2015年 Zoujie. All rights reserved.//#import "ViewController.h"#import "Foo.h"#import "AddressCard.h"@interface ViewController ()@end@implementation ViewController- (void)viewDidLoad {    [super viewDidLoad];//    归档基本的oc对象：NSString,NSArray,NSDictionary,NSSet,NSDate,NSNumber,NSData.//    写入    [self writeTofile];    //    读取    [self readTofile];    //   使用 NSKeyedArchiver 归档    [self Archiver];    //    归档自定义对象，必须添加
    
     协议    [self addressCardEncode];    //   编码解码基本类型    [self Foo];    //    使用NSData    [self useNSData];    //    使用归档实现深复制    [self makeNSKeyedArchivertoDeepCopy];}-(void)writeTofile{    //写入    NSDictionary *glossary = @{@"abstract class":@"A class defined so other classes can inherit from it."};        if ([glossary writeToFile:@"glossary" atomically:YES] == NO)//直接写入无效    {        NSLog(@"Save to file failed");    }    else{        NSLog(@"Save to file success");    }        NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);//获取路径，写入有效    NSString *documentsDirectory = [paths objectAtIndex:0];    // NSString *writableDBPath = [documentsDirectory stringByAppendingPathComponent:@"livefile.mp3"];    NSString *documents = [documentsDirectory stringByAppendingPathComponent:@"glossary"];    BOOL isosd = [glossary writeToFile:documents atomically:YES];        /*  glossary     
               
     
           
      
            
       
        abstract class
            
       
        A class defined so other classes can inherit from it.
            
                */    NSLog(@"%d",isosd);    NSLog(@"%@",documentsDirectory);///Users/zoujie/Library/Developer/CoreSimulator/Devices/73E158C2-DEED-492D-9356-C455E46F9ED9/data/Containers/Data/Application/A8623DDD-8E74-43EB-BDAE-E53D8C73305A/Documents  路径}-(void)readTofile{    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);    NSString *docDir = [paths objectAtIndex:0];//获取document 文件路径    NSString *documents = [docDir stringByAppendingPathComponent:@"glossary"];    NSDictionary *glossary;        glossary = [NSDictionary dictionaryWithContentsOfFile:documents];    NSLog(@"%@,%@",glossary,docDir);    NSLog(@"%@",documents);    for (NSString *key in glossary)    {        NSLog(@"%@",glossary[key]);    }}-(void)Archiver{    //归档    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);    NSString *docDir = [paths objectAtIndex:0];//获取document 文件路径           NSDictionary *glossary = @{@"myBestLove":@"is a good girl"};    NSString *documents = [docDir stringByAppendingPathComponent:@"glossary"];        [NSKeyedArchiver archiveRootObject:glossary toFile:documents];        //读取    NSDictionary *readGloaasry;        readGloaasry = [NSKeyedUnarchiver unarchiveObjectWithFile:documents];        for (NSString *key in readGloaasry){            NSLog(@"%@:%@",key,readGloaasry[key]);    }    }-(void) addressCardEncode{    NSString *name  = @"Zou";    NSString *email = @"163.com";        AddressCard *card =[[AddressCard alloc]init];        [card setName:name andEmail:email];        if ([NSKeyedArchiver archiveRootObject:card toFile:@"addressCard.arch"] == NO)    {        NSLog(@"archiving failed");    }    }-(void)Foo{    Foo *myFoo1 = [[Foo alloc]init];    Foo *myFoo2 = [[Foo alloc]init];        myFoo1.strVal = @"You are my best Love";    myFoo1.intVal = 123;    myFoo1.floatVal = 0.09;    //    myFoo2.strVal = @"Love you forever";//    myFoo2.intVal = 1010;//    myFoo2.floatVal = 0.33;    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);    NSString *docDir = [paths objectAtIndex:0];//获取document 文件路径    NSString *documents = [docDir stringByAppendingPathComponent:@"foo.arch"];        [NSKeyedArchiver archiveRootObject:myFoo1 toFile:documents];        myFoo2 = [NSKeyedUnarchiver unarchiveObjectWithFile:documents];        NSLog(@"%@\n%i\n%g",myFoo2.strVal,myFoo2.intVal,myFoo2.floatVal);    }-(void)useNSData{    Foo *myFoo1 = [[Foo alloc]init];    NSMutableData *dataArea;    NSKeyedArchiver *archiver;    NSKeyedUnarchiver *unarchiver;    AddressCard *myCard;        myFoo1.strVal = @"M love";    myFoo1.intVal = 10;    myFoo1.floatVal = 10.10;    //    设置数据区，并将其连接到一个NSKeyedArchiver对象    dataArea = [NSMutableData data];        archiver = [[NSKeyedArchiver alloc]initForWritingWithMutableData:dataArea];//    现在开始存档对象    [archiver encodeObject:myCard forKey:@"myaddresscard"];    [archiver finishEncoding];    //    将存档的数据区写到文件    if ([dataArea writeToFile:@"myArchive" atomically:YES] == NO)    {        NSLog(@"archiving failed");    }    //    从文档文件中读取并连接 NSKeyedUnarchiver 对象    dataArea = [NSMutableData dataWithContentsOfFile:@"myArchive"];        if (! dataArea)    {        NSLog(@"Can't read back archiver file");    }        unarchiver = [[NSKeyedUnarchiver alloc]initForReadingWithData:dataArea];        //解码以前存储在归档文件中的对象    myCard = [unarchiver decodeObjectForKey:@"myaddresscard"];        [unarchiver finishDecoding];        //验证是否还原成功    NSLog(@"-----%@\n%i\n%g\n",myFoo1.strVal,myFoo1.intVal,myFoo1.floatVal);}-(void)makeNSKeyedArchivertoDeepCopy{    NSData *data;    NSMutableArray *dataArray = [NSMutableArray arrayWithObjects:                                 [NSMutableString stringWithString:@"Zou"],                                 [NSMutableString stringWithString:@"Jie"],                                 [NSMutableString stringWithString:@"Lun"],                                 nil];    NSMutableArray *dataArray2;    NSMutableString *mStr;        //使用归档器进行深层复制    data = [NSKeyedArchiver archivedDataWithRootObject:dataArray];    dataArray2 = [NSKeyedUnarchiver unarchiveObjectWithData:data];        mStr = dataArray2[0];    [mStr appendString:@"iOS"];        NSLog(@"dataArray:");    for (NSString *elem in dataArray) {        NSLog(@"%@",elem);    }       NSLog(@"\ndataArray2:");    for (NSString *elem in dataArray2)        NSLog(@"%@",elem);}- (void)didReceiveMemoryWarning {    [super didReceiveMemoryWarning];}@end
     
    

//接口//  AddressCard.h//  OC19归档////  Created by Zoujie on 15/11/29.//  Copyright © 2015年 Zoujie. All rights reserved.//#import 
    
     @interface AddressCard : NSObject
     
      @property (copy,nonatomic) NSString *name,*email;-(void) setName:(NSString *)theName andEmail:(NSString *)theEmail;-(NSComparisonResult) compareNames:(id) element;-(void) print;//添加NSCoding协议的方法-(void) assignName:(NSString *) theName andEmail :(NSString *) theEmail;@end//实现文件#import "AddressCard.h"@implementation AddressCard-(void)setName:(NSString *)theName andEmail:(NSString *)theEmail{    _name = theName;    _email = theEmail;}-(NSComparisonResult) compareNames:(id)element{    return 1;}//协议自懂调用  解码方法-(void) encodeWithCoder:(NSCoder *)aCoder{    [aCoder encodeObject:_name forKey:@"AddressCardName"];    [aCoder encodeObject:_email forKey:@"AddressCardEmail"];    }-(id) initWithCoder:(NSCoder *)aDecoder{    _name  = [aDecoder decodeObjectForKey:@"AddressCardName"];    _email = [aDecoder decodeObjectForKey:@"AddressCardEmail"];    return self;}@end
     
    

////  Foo.h//  OC19归档////  Created by Zoujie on 15/11/29.//  Copyright © 2015年 Zoujie. All rights reserved.//#import 
    
     //对基本数据类型的编码解码@interface Foo : NSObject
     
      @property (copy , nonatomic) NSString *strVal;@property int intVal;@property float floatVal;@end////  Foo.m//  OC19归档////  Created by Zoujie on 15/11/29.//  Copyright © 2015年 Zoujie. All rights reserved.//#import "Foo.h"@implementation Foo@synthesize strVal , intVal , floatVal;-(void) encodeWithCoder:(NSCoder *)aCoder{    [aCoder encodeObject:strVal forKey:@"FoostrVal"];    [aCoder encodeInt:intVal forKey:@"FoointVal"];    [aCoder encodeFloat:floatVal forKey:@"FoofloatVal"];}-(id) initWithCoder:(NSCoder *)aDecoder{    strVal = [aDecoder decodeObjectForKey:@"FoostrVal"];    intVal = [aDecoder decodeIntForKey:@"FoointVal"];    floatVal = [aDecoder decodeFloatForKey:@"FoofloatVal"];    return self;}@end