xref: /aosp_15_r20/external/antlr/runtime/ObjC/Framework/ANTLRInputStream.m (revision 16467b971bd3e2009fad32dd79016f2c7e421deb)

//
//  ANTLRInputStream.m
//  ANTLR
//
//  Created by Alan Condit on 2/21/11.
//  Copyright 2011 Alan's MachineWorks. All rights reserved.
//

#import <Foundation/Foundation.h>
#import "ANTLRInputStream.h"


@implementation ANTLRInputStream

@synthesize encoding;

+ (id) newANTLRInputStream
{
    return [[ANTLRInputStream alloc] init];
}

+ (id) newANTLRInputStream:(NSInputStream *)anInput
{
    return [[ANTLRInputStream alloc] initWithInput:anInput size:ANTLRReaderStream.INITIAL_BUFFER_SIZE readBufferSize:ANTLRReaderStream.READ_BUFFER_SIZE encoding:NSASCIIStringEncoding];
}

+ (id) newANTLRInputStream:(NSInputStream *)anInput size:(NSInteger)theSize
{
    return [[ANTLRInputStream alloc] initWithInput:anInput size:theSize readBufferSize:ANTLRReaderStream.READ_BUFFER_SIZE encoding:NSASCIIStringEncoding];
}

+ (id) newANTLRInputStream:(NSInputStream *)anInput encoding:(NSStringEncoding)theEncoding
{
    return [[ANTLRInputStream alloc] initWithInput:anInput size:ANTLRReaderStream.INITIAL_BUFFER_SIZE readBufferSize:ANTLRReaderStream.READ_BUFFER_SIZE encoding:theEncoding];
}

+ (id) newANTLRInputStream:(NSInputStream *)anInput
                      size:(NSInteger)theSize
            readBufferSize:(NSInteger)theRBSize
                  encoding:(NSStringEncoding)theEncoding
{
    return [[ANTLRInputStream alloc] initWithInput:anInput size:theSize readBufferSize:theRBSize encoding:theEncoding];
}

- (id) init
{
    self = [super init];
    return self;
}

- (id) initWithInput:(NSInputStream *)anInput
                size:(NSInteger)theSize
      readBufferSize:(NSInteger)theRBSize
            encoding:(NSStringEncoding)theEncoding
{
    self = [super initWithReader:anInput size:theSize readBufferSize:theRBSize];
    if ( self != nil ) {
        //[self load:theSize readBufferSize:theRBSize]; // load called in super class
    }
    return self;
}

@end