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//
// SUUnarchiver_Private.m
// Sparkle
//
// Created by Andy Matuschak on 6/17/08.
// Copyright 2008 Andy Matuschak. All rights reserved.
//

#import "SUUnarchiver_Private.h"

@implementation SUUnarchiver (Private)

- (id)initWithPath:(NSString *)path host:(SUHost *)host
{
if ((self = [super init]))
{
archivePath = [path copy];
updateHost = [host retain];
}
return self;
}

- (void)dealloc
{
[archivePath release];
[updateHost release];
[super dealloc];
}

+ (BOOL)canUnarchivePath:(NSString *)path
{
return NO;
}

- (void)notifyDelegateOfExtractedLength:(NSNumber *)length
{
if ([delegate respondsToSelector:@selector(unarchiver:extractedLength:)])
[delegate unarchiver:self extractedLength:[length unsignedLongValue]];
}

- (void)notifyDelegateOfSuccess
{
if ([delegate respondsToSelector:@selector(unarchiverDidFinish:)])
[delegate performSelector:@selector(unarchiverDidFinish:) withObject:self];
}

- (void)notifyDelegateOfFailure
{
if ([delegate respondsToSelector:@selector(unarchiverDidFail:)])
[delegate performSelector:@selector(unarchiverDidFail:) withObject:self];
}

static NSMutableArray *gUnarchiverImplementations;

+ (void)registerImplementation:(Class)implementation
{
if (!gUnarchiverImplementations)
gUnarchiverImplementations = [[NSMutableArray alloc] init];
[gUnarchiverImplementations addObject:implementation];
}

+ (NSArray *)unarchiverImplementations
{
return [NSArray arrayWithArray:gUnarchiverImplementations];
}

@end
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