将外部准备好的sqlite导入到项目当中

 1 #import "RPDBInitializeHelper.h"
 2 
 3 @implementation RPDBInitializeHelper
 4 
 5 + (void)initializeDatabase {
 6     NSString *dbPath = [NSHomeDirectory() stringByAppendingPathComponent:@"Documents/db.sqlite"];
 7     if (![[NSFileManager defaultManager] fileExistsAtPath:dbPath]) {
 8         NSString *dbResourcePath = [[[NSBundle mainBundle] resourcePath] stringByAppendingPathComponent:@"db.sqlite"];
 9         [[NSFileManager defaultManager] copyItemAtPath:dbResourcePath toPath:dbPath error:nil];
10     }
11 }
12 
13 @end