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75 lines
2.3 KiB
75 lines
2.3 KiB
4 months ago
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// RewriteRuleNodeStream.m
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// ANTLR
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//
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// Created by Kay Röpke on 7/16/07.
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// Copyright 2007 classDump. All rights reserved.
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//
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#import "RewriteRuleNodeStream.h"
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#import "RuntimeException.h"
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@implementation RewriteRuleNodeStream
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+ (RewriteRuleNodeStream*) newRewriteRuleNodeStream:(id<TreeAdaptor>)aTreeAdaptor description:(NSString *)anElementDescription;
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{
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return [[RewriteRuleNodeStream alloc] initWithTreeAdaptor:aTreeAdaptor description:anElementDescription];
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}
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+ (RewriteRuleNodeStream*) newRewriteRuleNodeStream:(id<TreeAdaptor>)aTreeAdaptor description:(NSString *)anElementDescription element:(id)anElement;
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{
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return [[RewriteRuleNodeStream alloc] initWithTreeAdaptor:aTreeAdaptor description:anElementDescription element:anElement];
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}
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+ (RewriteRuleNodeStream*) newRewriteRuleNode:(id<TreeAdaptor>)aTreeAdaptor description:(NSString *)anElementDescription elements:(NSArray *)theElements;
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{
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return [[RewriteRuleNodeStream alloc] initWithTreeAdaptor:aTreeAdaptor description:anElementDescription elements:theElements];
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}
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- (id) initWithTreeAdaptor:(id<TreeAdaptor>)aTreeAdaptor description:(NSString *)anElementDescription
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{
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if ((self = [super initWithTreeAdaptor:aTreeAdaptor description:anElementDescription]) != nil) {
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dirty = NO;
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isSingleElement = YES;
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}
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return self;
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}
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- (id) initWithTreeAdaptor:(id<TreeAdaptor>)aTreeAdaptor description:(NSString *)anElementDescription element:(id)anElement
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{
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if ((self = [super initWithTreeAdaptor:aTreeAdaptor description:anElementDescription element:anElement]) != nil) {
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dirty = NO;
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}
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return self;
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}
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- (id) initWithTreeAdaptor:(id<TreeAdaptor>)aTreeAdaptor description:(NSString *)anElementDescription elements:(NSArray *)theElements
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{
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if ((self = [super init]) != nil) {
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dirty = NO;
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}
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return self;
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}
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- (id) nextNode
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{
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if (dirty || (cursor >= [self size] && [self size] == 1))
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return [treeAdaptor dupNode:[self _next]];
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else
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return [self _next];
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}
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- (id<BaseTree>) toTree:(id<BaseTree>)element
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{
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return [treeAdaptor dupNode:element];
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}
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- (id) dup:(id)element
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{
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return [treeAdaptor dupTree:element];
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@throw [RuntimeException newException:@"UnsupportedOperationException" reason:@"dup can't be called for a node stream."];
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}
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@end
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