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| 1 /* | |
| 2 * Copyright (C) 2009 Google Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions are | |
| 6 * met: | |
| 7 * | |
| 8 * * Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * * Redistributions in binary form must reproduce the above | |
| 11 * copyright notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * * Neither the name of Google Inc. nor the names of its | |
| 15 * contributors may be used to endorse or promote products derived from | |
| 16 * this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 */ | |
| 30 | |
| 31 #include "platform/CrossThreadCopier.h" | |
| 32 | |
| 33 #include "platform/network/ResourceError.h" | |
| 34 #include "platform/network/ResourceRequest.h" | |
| 35 #include "platform/network/ResourceResponse.h" | |
| 36 #include "platform/weborigin/KURL.h" | |
| 37 #include "wtf/text/WTFString.h" | |
| 38 #include <memory> | |
| 39 | |
| 40 namespace blink { | |
| 41 | |
| 42 CrossThreadCopier<KURL>::Type CrossThreadCopier<KURL>::copy(const KURL& url) | |
| 43 { | |
| 44 return url.copy(); | |
| 45 } | |
| 46 | |
| 47 CrossThreadCopier<String>::Type CrossThreadCopier<String>::copy(const String& st
r) | |
| 48 { | |
| 49 return str.isolatedCopy(); | |
| 50 } | |
| 51 | |
| 52 CrossThreadCopier<ResourceError>::Type CrossThreadCopier<ResourceError>::copy(co
nst ResourceError& error) | |
| 53 { | |
| 54 return error.copy(); | |
| 55 } | |
| 56 | |
| 57 CrossThreadCopier<ResourceRequest>::Type CrossThreadCopier<ResourceRequest>::cop
y(const ResourceRequest& request) | |
| 58 { | |
| 59 return passed(request.copyData()); | |
| 60 } | |
| 61 | |
| 62 CrossThreadCopier<ResourceResponse>::Type CrossThreadCopier<ResourceResponse>::c
opy(const ResourceResponse& response) | |
| 63 { | |
| 64 return passed(response.copyData()); | |
| 65 } | |
| 66 | |
| 67 // Test CrossThreadCopier using static_assert. | |
| 68 | |
| 69 // Verify that ThreadSafeRefCounted objects get handled correctly. | |
| 70 class CopierThreadSafeRefCountedTest : public ThreadSafeRefCounted<CopierThreadS
afeRefCountedTest> { | |
| 71 }; | |
| 72 | |
| 73 // Add a generic specialization which will let's us verify that no other templat
e matches. | |
| 74 template<typename T> struct CrossThreadCopierBase<T, false> { | |
| 75 typedef int Type; | |
| 76 }; | |
| 77 | |
| 78 static_assert((std::is_same< | |
| 79 PassRefPtr<CopierThreadSafeRefCountedTest>, | |
| 80 CrossThreadCopier<PassRefPtr<CopierThreadSafeRefCountedTest>>::Type | |
| 81 >::value), | |
| 82 "PassRefPtr + ThreadSafeRefCounted should pass CrossThreadCopier"); | |
| 83 static_assert((std::is_same< | |
| 84 RefPtr<CopierThreadSafeRefCountedTest>, | |
| 85 CrossThreadCopier<RefPtr<CopierThreadSafeRefCountedTest>>::Type | |
| 86 >::value), | |
| 87 "RefPtr + ThreadSafeRefCounted should pass CrossThreadCopier"); | |
| 88 static_assert((std::is_same< | |
| 89 int, | |
| 90 CrossThreadCopier<CopierThreadSafeRefCountedTest*>::Type | |
| 91 >::value), | |
| 92 "Raw pointer + ThreadSafeRefCounted should NOT pass CrossThreadCopier"); | |
| 93 | |
| 94 // Verify that RefCounted objects only match our generic template which exposes
Type as int. | |
| 95 class CopierRefCountedTest : public RefCounted<CopierRefCountedTest> { | |
| 96 }; | |
| 97 | |
| 98 static_assert((std::is_same< | |
| 99 int, | |
| 100 CrossThreadCopier<CopierRefCountedTest*>::Type | |
| 101 >::value), | |
| 102 "Raw pointer + RefCounted should NOT pass CrossThreadCopier"); | |
| 103 | |
| 104 // Verify that std::unique_ptr gets passed through. | |
| 105 static_assert((std::is_same< | |
| 106 std::unique_ptr<float>, | |
| 107 CrossThreadCopier<std::unique_ptr<float>>::Type | |
| 108 >::value), | |
| 109 "std::unique_ptr test"); | |
| 110 | |
| 111 } // namespace blink | |
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Chromium Code Reviews
Issue 2125003002:
Move CrossThreadCopier from platform/ to wtf/
Base URL: https://chromium.googlesource.com/chromium/src.git@TRV_RemoveTupleInBind