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1 /* | 1 /* |
2 * Copyright (C) 2010 Google Inc. All rights reserved. | 2 * Copyright (C) 2010 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
(...skipping 29 matching lines...) Expand all Loading... |
40 #include "wtf/PassRefPtr.h" | 40 #include "wtf/PassRefPtr.h" |
41 | 41 |
42 namespace blink { | 42 namespace blink { |
43 | 43 |
44 FileReaderSync::FileReaderSync() | 44 FileReaderSync::FileReaderSync() |
45 { | 45 { |
46 } | 46 } |
47 | 47 |
48 PassRefPtr<DOMArrayBuffer> FileReaderSync::readAsArrayBuffer(ExecutionContext* e
xecutionContext, Blob* blob, ExceptionState& exceptionState) | 48 PassRefPtr<DOMArrayBuffer> FileReaderSync::readAsArrayBuffer(ExecutionContext* e
xecutionContext, Blob* blob, ExceptionState& exceptionState) |
49 { | 49 { |
50 if (!blob) { | 50 ASSERT(blob); |
51 exceptionState.throwDOMException(NotFoundError, FileError::notFoundError
Message); | |
52 return nullptr; | |
53 } | |
54 | 51 |
55 FileReaderLoader loader(FileReaderLoader::ReadAsArrayBuffer, nullptr); | 52 FileReaderLoader loader(FileReaderLoader::ReadAsArrayBuffer, nullptr); |
56 startLoading(executionContext, loader, *blob, exceptionState); | 53 startLoading(executionContext, loader, *blob, exceptionState); |
57 | 54 |
58 return loader.arrayBufferResult(); | 55 return loader.arrayBufferResult(); |
59 } | 56 } |
60 | 57 |
61 String FileReaderSync::readAsBinaryString(ExecutionContext* executionContext, Bl
ob* blob, ExceptionState& exceptionState) | 58 String FileReaderSync::readAsBinaryString(ExecutionContext* executionContext, Bl
ob* blob, ExceptionState& exceptionState) |
62 { | 59 { |
63 if (!blob) { | 60 ASSERT(blob); |
64 exceptionState.throwDOMException(NotFoundError, FileError::notFoundError
Message); | |
65 return String(); | |
66 } | |
67 | 61 |
68 FileReaderLoader loader(FileReaderLoader::ReadAsBinaryString, 0); | 62 FileReaderLoader loader(FileReaderLoader::ReadAsBinaryString, 0); |
69 startLoading(executionContext, loader, *blob, exceptionState); | 63 startLoading(executionContext, loader, *blob, exceptionState); |
70 return loader.stringResult(); | 64 return loader.stringResult(); |
71 } | 65 } |
72 | 66 |
73 String FileReaderSync::readAsText(ExecutionContext* executionContext, Blob* blob
, const String& encoding, ExceptionState& exceptionState) | 67 String FileReaderSync::readAsText(ExecutionContext* executionContext, Blob* blob
, const String& encoding, ExceptionState& exceptionState) |
74 { | 68 { |
75 if (!blob) { | 69 ASSERT(blob); |
76 exceptionState.throwDOMException(NotFoundError, FileError::notFoundError
Message); | |
77 return String(); | |
78 } | |
79 | 70 |
80 FileReaderLoader loader(FileReaderLoader::ReadAsText, nullptr); | 71 FileReaderLoader loader(FileReaderLoader::ReadAsText, nullptr); |
81 loader.setEncoding(encoding); | 72 loader.setEncoding(encoding); |
82 startLoading(executionContext, loader, *blob, exceptionState); | 73 startLoading(executionContext, loader, *blob, exceptionState); |
83 return loader.stringResult(); | 74 return loader.stringResult(); |
84 } | 75 } |
85 | 76 |
86 String FileReaderSync::readAsDataURL(ExecutionContext* executionContext, Blob* b
lob, ExceptionState& exceptionState) | 77 String FileReaderSync::readAsDataURL(ExecutionContext* executionContext, Blob* b
lob, ExceptionState& exceptionState) |
87 { | 78 { |
88 if (!blob) { | 79 ASSERT(blob); |
89 exceptionState.throwDOMException(NotFoundError, FileError::notFoundError
Message); | |
90 return String(); | |
91 } | |
92 | 80 |
93 FileReaderLoader loader(FileReaderLoader::ReadAsDataURL, nullptr); | 81 FileReaderLoader loader(FileReaderLoader::ReadAsDataURL, nullptr); |
94 loader.setDataType(blob->type()); | 82 loader.setDataType(blob->type()); |
95 startLoading(executionContext, loader, *blob, exceptionState); | 83 startLoading(executionContext, loader, *blob, exceptionState); |
96 return loader.stringResult(); | 84 return loader.stringResult(); |
97 } | 85 } |
98 | 86 |
99 void FileReaderSync::startLoading(ExecutionContext* executionContext, FileReader
Loader& loader, const Blob& blob, ExceptionState& exceptionState) | 87 void FileReaderSync::startLoading(ExecutionContext* executionContext, FileReader
Loader& loader, const Blob& blob, ExceptionState& exceptionState) |
100 { | 88 { |
101 loader.start(executionContext, blob.blobDataHandle()); | 89 loader.start(executionContext, blob.blobDataHandle()); |
102 if (loader.errorCode()) | 90 if (loader.errorCode()) |
103 FileError::throwDOMException(exceptionState, loader.errorCode()); | 91 FileError::throwDOMException(exceptionState, loader.errorCode()); |
104 } | 92 } |
105 | 93 |
106 } // namespace blink | 94 } // namespace blink |
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