Class: NSInputStream
Overview
NSInputStream is a subclass of NSStream that provides read-only stream functionality.
Class Method Summary (collapse)
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+ inputStreamWithData:
Creates and returns an initialized NSInputStream object for reading from a given NSData object.
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+ inputStreamWithFileAtPath:
Creates and returns an initialized NSInputStream object that reads data from the file at a given path.
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+ inputStreamWithURL:
Creates and returns an initialized NSInputStream object that reads data from the file at a given URL.
Instance Method Summary (collapse)
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- getBuffer:length:
Returns by reference a pointer to a read buffer and, by reference, the number of bytes available, and returns a Boolean value that indicates whether the buffer is available.
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- hasBytesAvailable
Returns a Boolean value that indicates whether the receiver has bytes available to read.
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- initWithData:
Initializes and returns an NSInputStream object for reading from a given NSData object.
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- initWithFileAtPath:
Initializes and returns an NSInputStream object that reads data from the file at a given path.
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- initWithURL:
Initializes and returns an NSInputStream object that reads data from the file at a given URL.
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- read:maxLength:
Reads up to a given number of bytes into a given buffer.
Methods inherited from NSStream
#close, #delegate, #open, #propertyForKey:, #removeFromRunLoop:forMode:, #scheduleInRunLoop:forMode:, #setDelegate:, #setProperty:forKey:, #streamError, #streamStatus
Methods inherited from NSObject
#!, #!=, #!~, #, #==, #===, #=~, #Rational, #__callee__, #__method__, #__send__, #__type__, `, alloc, allocWithZone:, #autoContentAccessingProxy, autoload, autoload?, autorelease_pool, #awakeAfterUsingCoder:, binding, block_given?, caller, cancelPreviousPerformRequestsWithTarget:, cancelPreviousPerformRequestsWithTarget:selector:object:, catch, class, classFallbacksForKeyedArchiver, #classForCoder, #classForKeyedArchiver, classForKeyedUnarchiver, #clone, conformsToProtocol:, #copy, copyWithZone:, #dealloc, #define_singleton_method, description, display, #doesNotRecognizeSelector:, #dup, #enum_for, #eql?, #equal?, #extend, fail, #finalize, format, #forwardInvocation:, #forwardingTargetForSelector:, framework, #freeze, #frozen?, getpass, gets, global_variables, #init, initialize, #initialize_clone, #initialize_copy, #initialize_dup, #inspect, instanceMethodForSelector:, instanceMethodSignatureForSelector:, #instance_eval, #instance_exec, #instance_of?, #instance_variable_defined?, #instance_variable_get, #instance_variable_set, #instance_variables, instancesRespondToSelector:, isSubclassOfClass:, #is_a?, iterator?, #kind_of?, lambda, load, load_bridge_support_file, load_plist, local_variables, loop, #method, #methodForSelector:, #methodSignatureForSelector:, #methods, #mutableCopy, mutableCopyWithZone:, new, #nil?, open, p, #performSelector:onThread:withObject:waitUntilDone:, #performSelector:onThread:withObject:waitUntilDone:modes:, #performSelector:withObject:afterDelay:, #performSelector:withObject:afterDelay:inModes:, #performSelectorInBackground:withObject:, #performSelectorOnMainThread:withObject:waitUntilDone:, #performSelectorOnMainThread:withObject:waitUntilDone:modes:, print, printf, #private_methods, proc, #protected_methods, #public_method, #public_methods, #public_send, putc, puts, raise, rand, readline, readlines, #replacementObjectForCoder:, #replacementObjectForKeyedArchiver:, require, resolveClassMethod:, resolveInstanceMethod:, #respond_to?, #respond_to_missing?, select, #send, setVersion:, #singleton_methods, sprintf, srand, superclass, #taint, #tainted?, #tap, test, throw, #to_plist, #to_s, trace_var, trap, #trust, #untaint, untrace_var, #untrust, #untrusted?, version
Constructor Details
This class inherits a constructor from NSObject
Dynamic Method Handling
This class handles dynamic methods through the method_missing method in the class NSObject
Class Method Details
+ (Object) inputStreamWithData(data)
Creates and returns an initialized NSInputStream object for reading from a given NSData object.
+ (Object) inputStreamWithFileAtPath(path)
Creates and returns an initialized NSInputStream object that reads data from the file at a given path.
+ (Object) inputStreamWithURL(url)
Creates and returns an initialized NSInputStream object that reads data from the file at a given URL.
Instance Method Details
- (Boolean) getBuffer(buffer, length:len)
Returns by reference a pointer to a read buffer and, by reference, the number of bytes available, and returns a Boolean value that indicates whether the buffer is available.
- (Boolean) hasBytesAvailable
Returns a Boolean value that indicates whether the receiver has bytes available to read.
- (Object) initWithData(data)
Initializes and returns an NSInputStream object for reading from a given NSData object.
- (Object) initWithFileAtPath(path)
Initializes and returns an NSInputStream object that reads data from the file at a given path.
- (Object) initWithURL(url)
Initializes and returns an NSInputStream object that reads data from the file at a given URL.
- (Integer) read(buffer, maxLength:len)
Reads up to a given number of bytes into a given buffer.