iphone-common-codes-ccteam源代码 CCHttp.m

//
//  CCHttp.m
//  CCFC
//
//  Created by xichen on 11-12-21.
//  Copyright 2011 ccteam. All rights reserved.
//


#import "CCHttp.h"
#import <Foundation/NSURLRequest.h>
#import <Foundation/NSURLResponse.h>


@implementation CCHttp


// send a synchronous GET request for a url, returns the recieved data
+ (NSData *)sendSynchronousGETRequest:(NSString *)urlStr 
                                          withResponse:(NSHTTPURLResponse **)response
{
        NSURL   *url = [NSURL URLWithString:urlStr];  
        NSMutableURLRequest     *request = [NSMutableURLRequest new];  
        [request setURL:url];  
        [request setHTTPMethod:@"GET"]; 
        
        NSData  *data;
        NSHTTPURLResponse *tempResponse;
        NSHTTPURLResponse **tempResponsePtr = &tempResponse;
        if(response != nil)
                tempResponsePtr = response;
        
        data = [NSURLConnection sendSynchronousRequest:request  
                                                                returningResponse:tempResponsePtr error:nil];
        
        if([*tempResponsePtr statusCode] >= 200 && [*tempResponsePtr statusCode] < 300)
        {
                [request release];
                return data;
        }
         


        return nil;
}


// send a synchronous POST request for a url, returns the recieved data
+ (NSData *)sendSynchronousPOSTRequest:(NSString *)urlStr 
                                                          withBody:(NSData *)body
                                                 withResponse:(NSHTTPURLResponse **)response
{
        NSURL   *url = [NSURL URLWithString:urlStr];  
        NSMutableURLRequest     *request = [NSMutableURLRequest new];  
        [request setURL:url];  
        [request setHTTPMethod:@"POST"]; 
        [request setHTTPBody:body];
        
        NSData  *data;
        NSHTTPURLResponse *tempResponse;
        NSHTTPURLResponse **tempResponsePtr = &tempResponse;
        if(response != nil)
                tempResponsePtr = response;
        
        data = [NSURLConnection sendSynchronousRequest:request  
                                                                 returningResponse:tempResponsePtr error:nil];
        
        if([*tempResponsePtr statusCode] >= 200 && [*tempResponsePtr statusCode] < 300)
        {
                [request release];
                return data;
        }
        
        
        return nil;
}


// send a common asynchronous GET request for a url
+ (NSURLConnection *)sendAsynchonousGETRequest:(NSString *)urlStr 
                                                           withDelegate:(id)delegate
{
        NSURL   *url = [NSURL URLWithString:urlStr]; 
        NSMutableURLRequest     *request = [NSMutableURLRequest new];  
        [request setURL:url];  
        [request setHTTPMethod:@"GET"]; 
        
        NSURLConnection *conn = [NSURLConnection connectionWithRequest:request
                                                                                 delegate:delegate];
        [request release];
        return conn;
}




// send a common asynchronous POST request for a url
+ (NSURLConnection *)sendAsynchonousPOSTRequest:(NSString *)urlStr 
                                                                   withBody:(NSData *)body
                                                           withDelegate:(id)delegate
{
        NSURL   *url = [NSURL URLWithString:urlStr]; 
        NSMutableURLRequest     *request = [NSMutableURLRequest new];  
        [request setURL:url];  
        [request setHTTPMethod:@"POST"]; 
        [request setHTTPBody:body];
        
        NSURLConnection *conn = [NSURLConnection connectionWithRequest:request
                                                                                                                  delegate:delegate];
        [request release];
        return conn;
}




+ (NSString *)localizedStringForStatusCode:(int)statusCode
{
        return [NSHTTPURLResponse localizedStringForStatusCode:statusCode];
}


@end

googlecode链接地址（会有更新）：http://code.google.com/p/iphone-common-codes-ccteam/source/browse/trunk/CCFC/files/CCHttp.m