/*

    File:       RecursiveDeleteOperation.h

    Contains:   Recursively deletes an array of file paths.

    Written by: DTS

    Copyright:  Copyright (c) 2010 Apple Inc. All Rights Reserved.

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                The Apple Software is provided by Apple on an "AS IS" basis. 

                APPLE MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING

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*/

#import "RecursiveDeleteOperation.h"

@interface RecursiveDeleteOperation ()

// read/write versions of public properties

@property (copy,   readwrite) NSError *     error;

@end

@implementation RecursiveDeleteOperation

- (id)initWithPaths:(NSArray *)paths

    // See comment in header.

{

    assert(paths != nil);

    self = [super init];

    if (self != nil) {

        self->_paths = [paths copy];

        assert(self->_paths != nil);

    }

    return self;

}

- (void)dealloc

{

    [self->_paths release];

    [self->_error release];

    [super dealloc];

}

@synthesize paths = _paths;

@synthesize error = _error;

- (void)main

{

    BOOL                success;

    NSFileManager *     fileManager;

    NSError *           error;

    fileManager = [NSFileManager defaultManager];

    assert(fileManager != nil);

    success = YES;  // necessary when self.paths is empty, which is a wacky corner case but I decided to allow it

    for (NSString * path in self.paths) {

        success = [fileManager removeItemAtPath:path error:&error];

        if ( ! success ) {

            break;

        }

    }

    if ( ! success ) {

        self.error = error;

    }

}

@end