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/*
<tweet>
<id>6462192</id>
<portrait>
http://static.oschina.net/uploads/user/587/1175932_50.jpg?t=1418648003000
</portrait>
<author>
<![CDATA[ fywtat ]]>
</author>
<authorid>1175932</authorid>
<body>
<![CDATA[ 又被赶出来睡沙发 :smile: ]]>
</body>
<attach/>
<appclient>3</appclient>
<commentCount>1</commentCount>
<pubDate>2015-09-01 00:05:27</pubDate>
<imgSmall/>
<imgBig/>
<likeCount>2</likeCount>
<isLike>0</isLike>
<likeList>...</likeList>
</tweet>
*/
=====================================
#pragma mark - 下载解析数据
-(void)startDownloadData
{
NSString *urlString = OCTweetURL;
AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
manager.responseSerializer = [AFHTTPResponseSerializer serializer];
[manager GET:urlString parameters:nil success:^(AFHTTPRequestOperation *operation, id responseObject) {
//解析数据
GDataXMLDocument *doc = [[GDataXMLDocument alloc] initWithData:responseObject options:0 error:nil];
if(doc)
{
NSArray *tweets = [doc nodesForXPath:@"//tweet" error:nil];
for (GDataXMLElement *element in tweets)
{
TweetModel *model = [[TweetModel alloc] init];
for (GDataXMLElement *subElement in element.children) {
[model setValue:subElement.stringValue forKey:subElement.name];
}
[_dataArray addObject:model];
}
[self.tableView reloadData];
}
} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
NSLog(@"error = %@",error);
}];
}
//根据传入的结点创建model代码
-(void)createModelCodeByElement:(GDataXMLElement *)element modelName:(NSString *)name
{
printf("\[email protected] %s : NSObject\n",name.UTF8String);
for (GDataXMLElement *subElement in element.children)
{
printf("@property (copy,nonatomic) NSString *%s;\n",subElement.name.UTF8String);
}
printf("@end\n");
}
<oschina> <tweetCount>500</tweetCount> <!-- 总动弹数 --> <pagesize>20</pagesize> <tweets> <tweet> <id>6463329</id> <portrait> http://static.oschina.net/uploads/user/716/1433031_50.jpg?t=1433144307000 </portrait> <author> <![CDATA[ ahhg ]]> </author> <authorid>1433031</authorid> <body> <![CDATA[ 技术水平不上不下，有点迷茫了 ]]> </body> <attach/> <appclient>1</appclient> <commentCount>0</commentCount> <pubDate>2015-09-01 09:44:43</pubDate> <imgSmall/> <imgBig/> <likeCount>0</likeCount> <isLike>0</isLike> <likeList></likeList> </tweet> <tweet>...</tweet> <tweet>...</tweet> <tweet>
解析数据
GData
-(void)startDownloadData
{
NSString *urlString = OCTweetURL;
AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
manager.responseSerializer = [AFHTTPResponseSerializer serializer];
[manager GET:urlString parameters:nil success:^(AFHTTPRequestOperation *operation, id responseObject) {
//解析数据
GDataXMLDocument *doc = [[GDataXMLDocument alloc] initWithData:responseObject options:0 error:nil];
if(doc)
{
//存取tweet节点的数组
NSArray *tweets = [doc nodesForXPath:@"//tweet" error:nil];
//遍历单个tweet节点，一个element属于一个tweet节点
for (GDataXMLElement *element in tweets)
{
TweetModel *model = [[TweetModel alloc] init];
//遍历element（tweet）的子节点 element.children 属于一个数组
//<id>6463329</id> 一个subElement节点的键与值
for (GDataXMLElement *subElement in element.children) {
[model setValue:subElement.stringValue forKey:subElement.name];
}
[_dataArray addObject:model];
}
[self.tableView reloadData];
}
} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
NSLog(@"error = %@",error);
}];
}
系统XML解析
<?xml version="1.0" encoding="UTF-8"?>
<!-- 每个XML文档都由XML序言开始，告诉解析器或浏览器这个文件应该按照XML规则进行解析 -->
<!-- XML标签没有被预定义，你需要自行定义标签。XML被设计为具有自我描述性 -->
<qfclass>
<student>
<name>优衣库</name>
<address>北京三里屯</address>
</student>
<student>
<name>黑人</name>
<address>美国加利福尼亚</address>
</student>
<student>
<name>毛爷爷</name>
<address>中国精英</address>
</student>
<student>
<name>葫芦小金刚</name>
<address>葫芦娃</address>
</student>
<student>
<name>蛇精</name>
<address>报告大王</address>
</student>
</qfclass>
XML
1 #import "CLJXMLParser.h"
2 #import "Student.h"
3
4 @interface MCJXMLParser ()<NSXMLParserDelegate>
5 {
6 NSMutableString *_elementStr;
7 Student *_student;
8
9 }
10 @end
11
12 @implementation MCJXMLParser
13 - (void)test
14 {
15 NSString *path = @"/Users/ms/Desktop/备课/0814/test.xml";
16 NSData *data = [NSData dataWithContentsOfFile:path];
17
18 // 解析器
19 NSXMLParser *parser = [[NSXMLParser alloc] initWithData:data];
20 parser.delegate = self;
21
22 // 开始解析
23 [parser parse];
24 }
25
26 #pragma mark - NSXMLParserDelegate
27
28 #pragma mark 开始解析文档，在这里做初始化工作
29 - (void)parserDidStartDocument:(NSXMLParser *)parser
30 {
31 _arrayM = [NSMutableArray array];
32 _elementStr = [NSMutableString string];
33 }
34
35 #pragma mark 开始读取节点 清空缓存数据
36 - (void)parser:(NSXMLParser *)parser didStartElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName attributes:(NSDictionary *)attributeDict
37 {
38 if ([elementName isEqualToString:@"student"]) {
39 _student = [[Student alloc] init];
40 }
41 // 清空拼接字符串
42 [_elementStr setString:@""];
43 }
44
45 #pragma mark 循环查找节点内容
46 - (void)parser:(NSXMLParser *)parser foundCharacters:(NSString *)string
47 {
48 // 拼接字符串
49 [_elementStr appendString:string];
50 }
51
52 #pragma mark 一个节点完成
53 - (void)parser:(NSXMLParser *)parser didEndElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName
54 {
55 NSString *result = [NSString stringWithString:_elementStr];
56 if ([elementName isEqualToString:@"student"]) {
57 [_arrayM addObject:_student];
58 } else if ([elementName isEqualToString:@"name"]){
59 _student.name = result;
60 } else if ([elementName isEqualToString:@"address"]) {
61 _student.address = result;
62 }
63 }
64
65 #pragma mark 解析完成，处理数据
66 - (void)parserDidEndDocument:(NSXMLParser *)parser
67 {
68 NSLog(@"%@", _arrayM);
69 }
70
71 #pragma mark 解析出错，清理数据
72 - (void)parser:(NSXMLParser *)parser parseErrorOccurred:(NSError *)parseError
73 {
74 // 解析发生错误，需要把解析过程中生成数据清除，否则会出现不必要的麻烦
75 [_arrayM removeAllObjects];
76 }
77 @end
NSXMLParser解析
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时间： 2024-10-13 22:14:56