Publishing Field value pairs

Classes
protocol	<SLCommandListener >
	Defines that protocol that should be implemented by the application to receive results of commands (for example Publishing data) that are executed on the Liberator. More...
protocol	<SLCommandResultEvent >
	Provides information about the result of a command. More...
protocol	<SLCommandSubscription >
	Represents a persistent command. More...
class	SLPair
	Defines a pair type that is used to pass a field and value to StreamLink. More...

Enumerations
enum	SL_CommandResult {   SL_COMMAND_OK = 0, SL_COMMAND_NOTFOUND, SL_COMMAND_UNAVAILABLE, SL_COMMAND_DELETED,   SL_COMMAND_READ_DENIED, SL_COMMAND_WRITE_DENIED, SL_COMMAND_INVALID_PARAMETERS, SL_COMMAND_ERROR_CANCELLED }
	Enumeration defining the result of a command. More...

Detailed Description

The following example publishes data to subject /DEMO/MSFT:

#import <StreamLink/StreamLink.h>

@interface ExamplePublish : NSObject<SLCommandListener> {
}

@end

@implementation ExamplePublish

-(void)publish {
    // Create a streamlink instance that connects to the server "myliberator" with password credentials
    id<SLStreamLink> streamLink = [SLStreamLinkFactory createStreamLinkWithConfiguration:@"https://myliberator" username:@"admin" password:@"admin"];
    
    // Connect to the server
    [streamLink connect];
    
    NSMutableDictionary  *dict = [[NSMutableDictionary alloc] init];
    
    [dict setObject:@"2" forKey:@"Bid"];
    [dict setObject:@"3" forKey:@"Ask"];
    
    [streamLink publishToSubject:@"/DEMO/MSFT" fieldValues:dict commandListener:self];    
    
}

// implementation of SLCommandListener
-(void) commandOkForSubject:(NSString *)subject withEvent:(id<SLCommandResultEvent>)commandEvent
{
    NSLog(@"commandOkForSubject: subject=[%@], commandEvent=[%@]", subject, commandEvent);
}

-(void) commandFailedForSubject:(NSString *)subject withEvent:(id<SLCommandResultEvent>)commandEvent
{
    NSLog(@"commandFailedForSubject: subject=[%@], commandEvent=[%@]", subject, commandEvent);
}
@end

Enumeration Type Documentation

enum SL_CommandResult

Enumeration defining the result of a command.

Enumerator
SL_COMMAND_OK	No error.
SL_COMMAND_NOTFOUND	The subject could not be found.
SL_COMMAND_UNAVAILABLE	The subject was not available.
SL_COMMAND_DELETED	The subject has been deleted.
SL_COMMAND_READ_DENIED	The client does not have permission to read the subject.
SL_COMMAND_WRITE_DENIED	The client does not have permission to write to the subject.
SL_COMMAND_INVALID_PARAMETERS	The supplied container parameters are invalid
SL_COMMAND_ERROR_CANCELLED	The command has been cancelled due to a reconnection.