Hi,
I have a problem with
parsing XML.
I have created a program which write a file xml in the project directory.
The file XML are correct. (i checked).
When i try to read this XML the program crash and return 1 status.
I have controlled my 2 path and they are equals.
Can you help me please?
Thanks so much.
#import "PositionIdentifierViewController.h"
#import "WriterXML.h"
@implementation PositionIdentifierViewController
- (void)parser:(NSXMLParser *)parser foundCharacters:(NSString *)string {
NSString *stringa = [NSString stringWithFormat:@"%@",string];
textArea.text = [textArea.text stringByAppendingString:@"\n"];
textArea.text = [textArea.text stringByAppendingString:stringa];
}
-(IBAction)startParsing
{
NSURL *xmlURL = [NSURL fileURLWithPath:path];
NSXMLParser *parser = [[NSXMLParser alloc] initWithContentsOfURL:xmlURL];
[parser setDelegate:self];
BOOL success = [parser parse];
if(success == YES){
//
}
[parser release];
}
// Implement viewDidLoad to do additional setup after loading the view, typically from a nib.
- (void)viewDidLoad {
[super viewDidLoad];
NSArray *tempPaths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
NSString *documentsDirectoryPath = [tempPaths objectAtIndex:0];
path = [documentsDirectoryPath stringByAppendingPathComponent:@"filePosizioni.xml"];
WriterXML *newWriter;
newWriter = [[WriterXML alloc]init];
[newWriter saveXML:(NSString*)@"ciao":(float)10:(float)40:(float)70];
[newWriter saveXML:(NSString*)@"pippo":(float)20:(float)50:(float)80];
[newWriter saveXML:(NSString*)@"pluto":(float)30:(float)60:(float)90];
NSLog(path);
}
- (void)didReceiveMemoryWarning {
// Releases the view if it doesn't have a superview.
[super didReceiveMemoryWarning];
// Release any cached data, images, etc that aren't in use.
}
- (void)viewDidUnload {
// Release any retained subviews of the main view.
// e.g. self.myOutlet = nil;
}
- (void)dealloc {
[super dealloc];
}
@end
#import "WriterXML.h"
@implementation WriterXML
-(void)saveXML:(NSString*)name:(float)x:(float)y:(float)z{
NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
NSString *documentsDirectoryPath = [paths objectAtIndex:0];
NSString *filePath = [documentsDirectoryPath stringByAppendingPathComponent:@"filePosizioni.xml"];
NSFileHandle *myHandle;
NSFileManager *fileManager = [NSFileManager defaultManager];
NSString *titoloXML = [NSString stringWithFormat:@"<?xml version=1.0 encoding=UTF-8 ?>"];
NSString *inizioTag = [NSString stringWithFormat:@"\n\n\n<position>"];
NSString *tagName = [NSString stringWithFormat:@"\n <name>%@</name>", name];
NSString *tagX = [NSString stringWithFormat:@"\n <x>%f</x>", x];
NSString *tagY = [NSString stringWithFormat:@"\n <y>%f</y>", y];
NSString *tagZ = [NSString stringWithFormat:@"\n <z>%f</z>", z];
NSString *fineTag= [NSString stringWithFormat:@"\n</position>"];
NSData* dataTitoloXML = [titoloXML dataUsingEncoding: NSASCIIStringEncoding];
NSData* dataInizioTag = [inizioTag dataUsingEncoding: NSASCIIStringEncoding];
NSData* dataName = [tagName dataUsingEncoding: NSASCIIStringEncoding];
NSData* dataX = [tagX dataUsingEncoding: NSASCIIStringEncoding];
NSData* dataY = [tagY dataUsingEncoding: NSASCIIStringEncoding];
NSData* dataZ = [tagZ dataUsingEncoding: NSASCIIStringEncoding];
NSData* dataFineTag = [fineTag dataUsingEncoding: NSASCIIStringEncoding];
if(![fileManager fileExistsAtPath:filePath])
[fileManager createFileAtPath:filePath contents:dataTitoloXML attributes:nil];
myHandle = [NSFileHandle fileHandleForUpdatingAtPath:filePath];
[myHandle seekToEndOfFile];
[myHandle writeData:dataInizioTag];
NSLog(@"writeok");
[myHandle seekToEndOfFile];
[myHandle writeData:dataName];
NSLog(@"writeok");
[myHandle seekToEndOfFile];
[myHandle writeData:dataX];
NSLog(@"writeok");
[myHandle seekToEndOfFile];
[myHandle writeData:dataY];
NSLog(@"writeok");
[myHandle seekToEndOfFile];
[myHandle writeData:dataZ];
NSLog(@"writeok");
[myHandle seekToEndOfFile];
[myHandle writeData:dataFineTag];
NSLog(@"writeok");
[myHandle seekToEndOfFile];
NSLog(@"zp26 %@",filePath);
}
@end
