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