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//
// NodeMapElement.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 "NodeMapElement.h"
static NSInteger _aUniqueID;
@implementation NodeMapElement
@synthesize node;
+ (void)initialize
{
_aUniqueID = 0;
}
+ (NodeMapElement *)newNodeMapElement
{
return [[NodeMapElement alloc] init];
}
+ (NodeMapElement *)newNodeMapElementWithIndex:(id)anIndex Node:(id<BaseTree>)aNode
{
return [[NodeMapElement 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
{
NodeMapElement *copy;
copy = [super copyWithZone:aZone];
copy.node = node;
return( copy );
}
- (id<BaseTree>)getNode
{
return node;
}
- (void)setNode:(id<BaseTree>)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