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      1 // [The "BSD licence"]
      2 // Copyright (c) 2006-2007 Kay Roepke 2010 Alan Condit
      3 // All rights reserved.
      4 //
      5 // Redistribution and use in source and binary forms, with or without
      6 // modification, are permitted provided that the following conditions
      7 // are met:
      8 // 1. Redistributions of source code must retain the above copyright
      9 //    notice, this list of conditions and the following disclaimer.
     10 // 2. Redistributions in binary form must reproduce the above copyright
     11 //    notice, this list of conditions and the following disclaimer in the
     12 //    documentation and/or other materials provided with the distribution.
     13 // 3. The name of the author may not be used to endorse or promote products
     14 //    derived from this software without specific prior written permission.
     15 //
     16 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     17 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     18 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     19 // IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     20 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     21 // NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     22 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     23 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     24 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     25 // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26 
     27 #import <Cocoa/Cocoa.h>
     28 #import "ANTLRTokenStream.h"
     29 #import "ANTLRToken.h"
     30 #import "ANTLRCommonToken.h"
     31 #import "ANTLRTokenSource.h"
     32 #import "ANTLRBitSet.h"
     33 #import "ANTLRBufferedTokenStream.h"
     34 #import "AMutableDictionary.h"
     35 
     36 @interface ANTLRCommonTokenStream : ANTLRBufferedTokenStream < ANTLRTokenStream >
     37 {
     38 	__strong AMutableDictionary *channelOverride;
     39 	NSUInteger channel;
     40 }
     41 
     42 @property (retain, getter=getChannelOverride,setter=setChannelOverride:) AMutableDictionary *channelOverride;
     43 @property (assign, getter=channel,setter=setChannel:) NSUInteger channel;
     44 
     45 + (ANTLRCommonTokenStream *)newANTLRCommonTokenStream;
     46 + (ANTLRCommonTokenStream *)newANTLRCommonTokenStreamWithTokenSource:(id<ANTLRTokenSource>)theTokenSource;
     47 + (ANTLRCommonTokenStream *)newANTLRCommonTokenStreamWithTokenSource:(id<ANTLRTokenSource>)theTokenSource
     48                                                                Channel:(NSUInteger)aChannel;
     49 
     50 - (id) init;
     51 - (id) initWithTokenSource:(id<ANTLRTokenSource>)theTokenSource;
     52 - (id) initWithTokenSource:(id<ANTLRTokenSource>)theTokenSource Channel:(NSUInteger)aChannel;
     53 
     54 - (void) consume;
     55 - (id<ANTLRToken>) LB:(NSInteger)k;
     56 - (id<ANTLRToken>) LT:(NSInteger)k;
     57 
     58 - (NSInteger) skipOffChannelTokens:(NSInteger) i;
     59 - (NSInteger) skipOffChannelTokensReverse:(NSInteger) i;
     60 
     61 - (void)setup;
     62 
     63 - (NSInteger) getNumberOfOnChannelTokens;
     64 
     65 // - (id<ANTLRTokenSource>) getTokenSource;
     66 - (void) setTokenSource: (id<ANTLRTokenSource>) aTokenSource;
     67 
     68 - (NSUInteger)channel;
     69 - (void)setChannel:(NSUInteger)aChannel;
     70 
     71 - (AMutableDictionary *)channelOverride;
     72 - (void)setChannelOverride:(AMutableDictionary *)anOverride;
     73 
     74 - (id) copyWithZone:(NSZone *)aZone;
     75 
     76 #ifdef DONTUSENOMO
     77 - (NSArray *) tokensInRange:(NSRange)aRange;
     78 - (NSArray *) tokensInRange:(NSRange)aRange inBitSet:(ANTLRBitSet *)aBitSet;
     79 - (NSArray *) tokensInRange:(NSRange)aRange withTypes:(NSArray *)tokenTypes;
     80 - (NSArray *) tokensInRange:(NSRange)aRange withType:(NSInteger)tokenType;
     81 
     82 - (id<ANTLRToken>) getToken:(NSInteger)i;
     83 
     84 - (NSInteger) size;
     85 - (void) rewind;
     86 - (void) rewind:(NSInteger)marker;
     87 - (void) seek:(NSInteger)index;
     88 
     89 - (NSString *) toString;
     90 - (NSString *) toStringFromStart:(NSInteger)startIndex ToEnd:(NSInteger)stopIndex;
     91 - (NSString *) toStringFromToken:(id<ANTLRToken>)startToken ToToken:(id<ANTLRToken>)stopToken;
     92 
     93 #endif
     94 
     95 @end
     96