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      1 //
      2 //  RuleMapElement.m
      3 //  ANTLR
      4 //
      5 //  Created by Alan Condit on 6/16/10.
      6 // [The "BSD licence"]
      7 // Copyright (c) 2010 Alan Condit
      8 // All rights reserved.
      9 //
     10 // Redistribution and use in source and binary forms, with or without
     11 // modification, are permitted provided that the following conditions
     12 // are met:
     13 // 1. Redistributions of source code must retain the above copyright
     14 //    notice, this list of conditions and the following disclaimer.
     15 // 2. Redistributions in binary form must reproduce the above copyright
     16 //    notice, this list of conditions and the following disclaimer in the
     17 //    documentation and/or other materials provided with the distribution.
     18 // 3. The name of the author may not be used to endorse or promote products
     19 //    derived from this software without specific prior written permission.
     20 //
     21 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24 // IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26 // NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30 // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31 
     32 #import "ACNumber.h"
     33 #import "RuleMapElement.h"
     34 
     35 
     36 @implementation RuleMapElement
     37 
     38 @synthesize ruleNum;
     39 
     40 + (RuleMapElement *)newRuleMapElement
     41 {
     42     return [[RuleMapElement alloc] init];
     43 }
     44 
     45 + (RuleMapElement *)newRuleMapElementWithIndex:(ACNumber *)aNumber
     46 {
     47     return [[RuleMapElement alloc] initWithAnIndex:(ACNumber *)aNumber];
     48 }
     49 
     50 + (RuleMapElement *)newRuleMapElementWithIndex:(ACNumber *)aNumber RuleNum:(ACNumber *)aRuleNum
     51 {
     52     return [[RuleMapElement alloc] initWithAnIndex:aNumber RuleNum:aRuleNum];
     53 }
     54 
     55 - (id) init
     56 {
     57     if ((self = [super init]) != nil ) {
     58         index = nil;
     59         ruleNum = nil;
     60     }
     61     return (self);
     62 }
     63 
     64 - (id) initWithAnIndex:(ACNumber *)aNumber
     65 {
     66     if ((self = [super initWithAnIndex:aNumber]) != nil ) {
     67         ruleNum = nil;
     68     }
     69     return (self);
     70 }
     71 
     72 - (id) initWithAnIndex:(ACNumber *)aNumber RuleNum:(ACNumber *)aRuleNum
     73 {
     74     if ((self = [super initWithAnIndex:aNumber]) != nil ) {
     75         [aRuleNum retain];
     76         ruleNum = aRuleNum;
     77     }
     78     return (self);
     79 }
     80 
     81 - (id) copyWithZone:(NSZone *)aZone
     82 {
     83     RuleMapElement *copy;
     84     
     85     copy = [super copyWithZone:aZone];
     86     copy.ruleNum = ruleNum;
     87     return( copy );
     88 }
     89 
     90 - (id)getRuleNum
     91 {
     92     return ruleNum;
     93 }
     94 
     95 - (void)setRuleNum:(id)aRuleNum
     96 {
     97     if ( aRuleNum != ruleNum ) {
     98         if ( ruleNum ) [ruleNum release];
     99         [aRuleNum retain];
    100     }
    101     ruleNum = aRuleNum;
    102 }
    103 
    104 - (NSInteger)size
    105 {
    106     NSInteger aSize = 0;
    107     if (ruleNum != nil) aSize++;
    108     if (index != nil) aSize++;
    109     return( aSize );
    110 }
    111 
    112 @end
    113