OLD | NEW |
---|---|
1 /* | 1 /* |
2 * Copyright (C) 2009 Google Inc. All rights reserved. | 2 * Copyright (C) 2009 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 | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, | 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF | 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
23 * THE POSSIBILITY OF SUCH DAMAGE. | 23 * THE POSSIBILITY OF SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #ifndef V8StringResource_h | 26 #ifndef V8StringResource_h |
27 #define V8StringResource_h | 27 #define V8StringResource_h |
28 | 28 |
29 #include "bindings/core/v8/ExceptionState.h" | |
29 #include "wtf/Threading.h" | 30 #include "wtf/Threading.h" |
30 #include "wtf/text/AtomicString.h" | 31 #include "wtf/text/AtomicString.h" |
31 #include "wtf/text/WTFString.h" | 32 #include "wtf/text/WTFString.h" |
32 #include <v8.h> | 33 #include <v8.h> |
33 | 34 |
34 namespace blink { | 35 namespace blink { |
35 | 36 |
36 class ExternalStringVisitor; | 37 class ExternalStringVisitor; |
37 | 38 |
38 // WebCoreStringResource is a helper class for v8ExternalString. It is used | 39 // WebCoreStringResource is a helper class for v8ExternalString. It is used |
(...skipping 152 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
191 setString(string); | 192 setString(string); |
192 } | 193 } |
193 | 194 |
194 void operator=(std::nullptr_t) | 195 void operator=(std::nullptr_t) |
195 { | 196 { |
196 setString(String()); | 197 setString(String()); |
197 } | 198 } |
198 | 199 |
199 bool prepare() | 200 bool prepare() |
200 { | 201 { |
202 if (prepareSimple()) | |
haraken
2014/09/24 09:29:49
prepareFast ? (We normally add "Fast" for a fast p
Jens Widell
2014/09/24 10:00:19
Done.
| |
203 return true; | |
204 | |
205 v8::TryCatch block; | |
206 m_v8Object = m_v8Object->ToString(); | |
207 // Handle the case where an exception is thrown as part of invoking toSt ring on the object. | |
208 if (block.HasCaught()) { | |
209 block.ReThrow(); | |
210 return false; | |
211 } | |
212 return true; | |
213 } | |
214 | |
215 bool prepare(ExceptionState& exceptionState) | |
216 { | |
217 if (prepareSimple()) | |
218 return true; | |
219 | |
220 v8::TryCatch block; | |
221 m_v8Object = m_v8Object->ToString(); | |
222 // Handle the case where an exception is thrown as part of invoking toSt ring on the object. | |
223 if (block.HasCaught()) { | |
224 exceptionState.rethrowV8Exception(block.Exception()); | |
225 return false; | |
226 } | |
227 return true; | |
228 } | |
229 | |
230 operator String() const { return toString<String>(); } | |
231 operator AtomicString() const { return toString<AtomicString>(); } | |
232 | |
233 private: | |
234 bool prepareSimple() | |
235 { | |
201 if (m_v8Object.IsEmpty()) | 236 if (m_v8Object.IsEmpty()) |
202 return true; | 237 return true; |
203 | 238 |
204 if (!isValid()) { | 239 if (!isValid()) { |
205 setString(fallbackString()); | 240 setString(fallbackString()); |
206 return true; | 241 return true; |
207 } | 242 } |
208 | 243 |
209 if (LIKELY(m_v8Object->IsString())) | 244 if (LIKELY(m_v8Object->IsString())) |
210 return true; | 245 return true; |
211 | 246 |
212 if (LIKELY(m_v8Object->IsInt32())) { | 247 if (LIKELY(m_v8Object->IsInt32())) { |
213 setString(int32ToWebCoreString(m_v8Object->Int32Value())); | 248 setString(int32ToWebCoreString(m_v8Object->Int32Value())); |
214 return true; | 249 return true; |
215 } | 250 } |
216 | 251 |
217 m_mode = DoNotExternalize; | 252 m_mode = DoNotExternalize; |
218 v8::TryCatch block; | 253 return false; |
219 m_v8Object = m_v8Object->ToString(); | |
220 // Handle the case where an exception is thrown as part of invoking toSt ring on the object. | |
221 if (block.HasCaught()) { | |
222 block.ReThrow(); | |
223 return false; | |
224 } | |
225 return true; | |
226 } | 254 } |
227 operator String() const { return toString<String>(); } | |
228 operator AtomicString() const { return toString<AtomicString>(); } | |
229 | 255 |
230 private: | |
231 bool isValid() const; | 256 bool isValid() const; |
232 String fallbackString() const; | 257 String fallbackString() const; |
233 | 258 |
234 void setString(const String& string) | 259 void setString(const String& string) |
235 { | 260 { |
236 m_string = string; | 261 m_string = string; |
237 m_v8Object.Clear(); // To signal that String is ready. | 262 m_v8Object.Clear(); // To signal that String is ready. |
238 } | 263 } |
239 | 264 |
240 template <class StringType> | 265 template <class StringType> |
(...skipping 47 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
288 } | 313 } |
289 | 314 |
290 template<> inline String V8StringResource<TreatNullAndUndefinedAsNullString>::fa llbackString() const | 315 template<> inline String V8StringResource<TreatNullAndUndefinedAsNullString>::fa llbackString() const |
291 { | 316 { |
292 return String(); | 317 return String(); |
293 } | 318 } |
294 | 319 |
295 } // namespace blink | 320 } // namespace blink |
296 | 321 |
297 #endif // V8StringResource_h | 322 #endif // V8StringResource_h |
OLD | NEW |