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//
// NSFileManager+ExistingFilesAtPaths.m
// SVNBrowser
//
// Created by Uli Kusterer on 14.10.04.
// Copyright 2004 M. Uli Kusterer.
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would be
// appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not be
// misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source
// distribution.
//

#import "NSFileManager+ExistingFilesAtPaths.h"


@implementation NSFileManager (UKExistingFilesAtPaths)

-(NSArray*) existingFilesAtPaths: (NSArray*)paths
{
NSEnumerator* enny = [paths objectEnumerator];
NSString* currPath;
NSMutableArray* muarr = [NSMutableArray array];

while( (currPath = [enny nextObject]) )
{
if( [self fileExistsAtPath: currPath] )
[muarr addObject: currPath];
}

return muarr;
}


-(NSString*) firstExistingFileAtPaths: (NSArray*)paths
{
NSArray* arr = [self existingFilesAtPaths: paths];

if( [arr count] < 1 )
return nil;
else
return [arr objectAtIndex: 0];
}


@end
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