| // |
| // ANTLRNodeMapElement.m |
| // ANTLR |
| // |
| // Created by Alan Condit on 6/16/10. |
| // [The "BSD licence"] |
| // Copyright (c) 2010 Alan Condit |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions |
| // are met: |
| // 1. Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // 2. Redistributions in binary form must reproduce the above copyright |
| // notice, this list of conditions and the following disclaimer in the |
| // documentation and/or other materials provided with the distribution. |
| // 3. The name of the author may not be used to endorse or promote products |
| // derived from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| // IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| // NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #import "ANTLRNodeMapElement.h" |
| |
| static NSInteger _aUniqueID; |
| |
| @implementation ANTLRNodeMapElement |
| |
| @synthesize node; |
| |
| + (void)initialize |
| { |
| _aUniqueID = 0; |
| } |
| |
| + (ANTLRNodeMapElement *)newANTLRNodeMapElement |
| { |
| return [[ANTLRNodeMapElement alloc] init]; |
| } |
| |
| + (ANTLRNodeMapElement *)newANTLRNodeMapElementWithIndex:(id)anIndex Node:(id<ANTLRBaseTree>)aNode |
| { |
| return [[ANTLRNodeMapElement alloc] initWithAnIndex:anIndex Node:aNode]; |
| } |
| |
| - (id) init |
| { |
| if ((self = [super init]) != nil ) { |
| index = nil; |
| node = nil; |
| } |
| return (self); |
| } |
| |
| - (id) initWithAnIndex:(id)anIndex Node:(id)aNode |
| { |
| self = [super initWithAnIndex:anIndex]; |
| if ( self ) { |
| if ( aNode != node ) { |
| if ( node ) [node release]; |
| [aNode retain]; |
| } |
| node = aNode; |
| } |
| return (self); |
| } |
| |
| - (id) copyWithZone:(NSZone *)aZone |
| { |
| ANTLRNodeMapElement *copy; |
| |
| copy = [super copyWithZone:aZone]; |
| copy.node = node; |
| return( copy ); |
| } |
| |
| - (id<ANTLRBaseTree>)getNode |
| { |
| return node; |
| } |
| |
| - (void)setNode:(id<ANTLRBaseTree>)aNode |
| { |
| if ( aNode != node ) { |
| if ( node ) [node release]; |
| [aNode retain]; |
| } |
| node = aNode; |
| } |
| |
| - (NSInteger)size |
| { |
| NSInteger aSize = 0; |
| if (node != nil) aSize += sizeof(id); |
| if (index != nil) aSize += sizeof(id); |
| return( aSize ); |
| } |
| |
| @end |