KWQResourceLoader.mm [plain text]
/*
* Copyright (C) 2003 Apple Computer, Inc. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 APPLE COMPUTER, INC. OR
* CONTRIBUTORS 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 "KWQResourceLoader.h"
#import "KWQAssertions.h"
#import "KWQKJobClasses.h"
#import "loader.h"
using khtml::Loader;
using KIO::TransferJob;
@implementation KWQResourceLoader
- (id)initWithJob:(TransferJob *)job;
{
[super init];
_job = job;
job->setLoader(self);
return self;
}
- (void)setHandle:(id <WebCoreResourceHandle>)handle
{
ASSERT(_handle == nil);
_handle = [handle retain];
}
- (void)receivedResponse:(NSURLResponse *)response
{
ASSERT(response);
ASSERT(_job);
_job->emitReceivedResponse(response);
}
- (void)redirectedToURL:(NSURL *)url
{
ASSERT(url);
ASSERT(_job);
_job->emitRedirection( KURL(url) );
}
- (void)addData:(NSData *)data
{
ASSERT(data);
ASSERT(_job);
_job->emitData((const char *)[data bytes], [data length]);
}
- (void)jobWillBeDeallocated
{
id <WebCoreResourceHandle> handle = _handle;
_job = 0;
_handle = nil;
[handle cancel];
[handle release];
}
- (void)finishJobAndHandle:(NSData *)data
{
TransferJob *job = _job;
id <WebCoreResourceHandle> handle = _handle;
_job = 0;
_handle = nil;
if (job) {
job->emitResult(data);
[handle release];
}
delete job;
job = 0;
}
- (void)jobCanceledLoad
{
[_handle cancel];
}
- (void)cancel
{
if (_job) {
_job->setError(1);
}
[self finishJobAndHandle:nil];
}
- (void)reportError
{
ASSERT(_job);
_job->setError(1);
[self finishJobAndHandle:nil];
}
- (void)finishWithData:(NSData *)data
{
ASSERT(_job);
ASSERT(_handle);
[self finishJobAndHandle:data];
}
@end