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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "content/browser/loader/detachable_resource_handler.h" | 5 #include "content/browser/loader/detachable_resource_handler.h" |
| 6 | 6 |
| 7 #include "base/logging.h" | 7 #include "base/logging.h" |
| 8 #include "base/time/time.h" | 8 #include "base/time/time.h" |
| 9 #include "content/browser/loader/resource_request_info_impl.h" | 9 #include "content/browser/loader/resource_request_info_impl.h" |
| 10 #include "net/base/io_buffer.h" | 10 #include "net/base/io_buffer.h" |
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| 56 } | 56 } |
| 57 // A OnWillRead / OnReadCompleted pair may still be in progress, but | 57 // A OnWillRead / OnReadCompleted pair may still be in progress, but |
| 58 // OnWillRead passes back a scoped_refptr, so downstream handler's buffer will | 58 // OnWillRead passes back a scoped_refptr, so downstream handler's buffer will |
| 59 // survive long enough to complete that read. From there, future reads will | 59 // survive long enough to complete that read. From there, future reads will |
| 60 // drain into |read_buffer_|. (If |next_handler_| is an AsyncResourceHandler, | 60 // drain into |read_buffer_|. (If |next_handler_| is an AsyncResourceHandler, |
| 61 // the net::IOBuffer takes a reference to the ResourceBuffer which owns the | 61 // the net::IOBuffer takes a reference to the ResourceBuffer which owns the |
| 62 // shared memory.) | 62 // shared memory.) |
| 63 next_handler_.reset(); | 63 next_handler_.reset(); |
| 64 | 64 |
| 65 // Time the request out if it takes too long. | 65 // Time the request out if it takes too long. |
| 66 detached_timer_.reset(new base::OneShotTimer<DetachableResourceHandler>()); | 66 detached_timer_.reset(new base::OneShotTimer()); |
| 67 detached_timer_->Start( | 67 detached_timer_->Start( |
| 68 FROM_HERE, cancel_delay_, this, &DetachableResourceHandler::Cancel); | 68 FROM_HERE, cancel_delay_, this, &DetachableResourceHandler::Cancel); |
| 69 | 69 |
| 70 // Resume if necessary. The request may have been deferred, say, waiting on a | 70 // Resume if necessary. The request may have been deferred, say, waiting on a |
| 71 // full buffer in AsyncResourceHandler. Now that it has been detached, resume | 71 // full buffer in AsyncResourceHandler. Now that it has been detached, resume |
| 72 // and drain it. | 72 // and drain it. |
| 73 if (is_deferred_) { | 73 if (is_deferred_) { |
| 74 // The nested ResourceHandler may have logged that it's blocking the | 74 // The nested ResourceHandler may have logged that it's blocking the |
| 75 // request. Log it as no longer doing so, to avoid a DCHECK on resume. | 75 // request. Log it as no longer doing so, to avoid a DCHECK on resume. |
| 76 request()->LogUnblocked(); | 76 request()->LogUnblocked(); |
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| 201 | 201 |
| 202 void DetachableResourceHandler::CancelAndIgnore() { | 202 void DetachableResourceHandler::CancelAndIgnore() { |
| 203 controller()->CancelAndIgnore(); | 203 controller()->CancelAndIgnore(); |
| 204 } | 204 } |
| 205 | 205 |
| 206 void DetachableResourceHandler::CancelWithError(int error_code) { | 206 void DetachableResourceHandler::CancelWithError(int error_code) { |
| 207 controller()->CancelWithError(error_code); | 207 controller()->CancelWithError(error_code); |
| 208 } | 208 } |
| 209 | 209 |
| 210 } // namespace content | 210 } // namespace content |
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