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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #ifndef RUNTIME_VM_JSON_STREAM_H_ | 5 #ifndef RUNTIME_VM_JSON_STREAM_H_ |
6 #define RUNTIME_VM_JSON_STREAM_H_ | 6 #define RUNTIME_VM_JSON_STREAM_H_ |
7 | 7 |
8 #include "include/dart_api.h" // for Dart_Port | 8 #include "include/dart_api.h" // for Dart_Port |
9 #include "platform/text_buffer.h" | 9 #include "platform/text_buffer.h" |
10 #include "vm/allocation.h" | 10 #include "vm/allocation.h" |
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32 class TimelineEventBlock; | 32 class TimelineEventBlock; |
33 class Zone; | 33 class Zone; |
34 | 34 |
35 | 35 |
36 // Keep this enum in sync with: | 36 // Keep this enum in sync with: |
37 // | 37 // |
38 // - runtime/vm/service/vmservice.dart | 38 // - runtime/vm/service/vmservice.dart |
39 // - runtime/observatory/lib/src/service/object.dart | 39 // - runtime/observatory/lib/src/service/object.dart |
40 // | 40 // |
41 enum JSONRpcErrorCode { | 41 enum JSONRpcErrorCode { |
42 kParseError = -32700, | 42 kParseError = -32700, |
43 kInvalidRequest = -32600, | 43 kInvalidRequest = -32600, |
44 kMethodNotFound = -32601, | 44 kMethodNotFound = -32601, |
45 kInvalidParams = -32602, | 45 kInvalidParams = -32602, |
46 kInternalError = -32603, | 46 kInternalError = -32603, |
47 | 47 |
48 kExtensionError = -32000, | 48 kExtensionError = -32000, |
49 | 49 |
50 kFeatureDisabled = 100, | 50 kFeatureDisabled = 100, |
51 kCannotAddBreakpoint = 102, | 51 kCannotAddBreakpoint = 102, |
52 kStreamAlreadySubscribed = 103, | 52 kStreamAlreadySubscribed = 103, |
53 kStreamNotSubscribed = 104, | 53 kStreamNotSubscribed = 104, |
54 kIsolateMustBeRunnable = 105, | 54 kIsolateMustBeRunnable = 105, |
55 kIsolateMustBePaused = 106, | 55 kIsolateMustBePaused = 106, |
56 | 56 |
57 // Experimental (used in private rpcs). | 57 // Experimental (used in private rpcs). |
58 kIsolateIsReloading = 1000, | 58 kIsolateIsReloading = 1000, |
59 kFileSystemAlreadyExists = 1001, | 59 kFileSystemAlreadyExists = 1001, |
60 kFileSystemDoesNotExist = 1002, | 60 kFileSystemDoesNotExist = 1002, |
61 kFileDoesNotExist = 1003, | 61 kFileDoesNotExist = 1003, |
62 kIsolateReloadFailed = 1004, | 62 kIsolateReloadFailed = 1004, |
63 kIsolateReloadBarred = 1005, | 63 kIsolateReloadBarred = 1005, |
64 }; | 64 }; |
65 | 65 |
66 // Expected that user_data is a JSONStream*. | 66 // Expected that user_data is a JSONStream*. |
67 void AppendJSONStreamConsumer(Dart_StreamConsumer_State state, | 67 void AppendJSONStreamConsumer(Dart_StreamConsumer_State state, |
68 const char* stream_name, | 68 const char* stream_name, |
69 const uint8_t* buffer, | 69 const uint8_t* buffer, |
70 intptr_t buffer_length, | 70 intptr_t buffer_length, |
71 void* user_data); | 71 void* user_data); |
72 | 72 |
73 class JSONStream : ValueObject { | 73 class JSONStream : ValueObject { |
74 public: | 74 public: |
75 explicit JSONStream(intptr_t buf_size = 256); | 75 explicit JSONStream(intptr_t buf_size = 256); |
76 ~JSONStream(); | 76 ~JSONStream(); |
77 | 77 |
78 void Setup(Zone* zone, | 78 void Setup(Zone* zone, |
79 Dart_Port reply_port, | 79 Dart_Port reply_port, |
80 const Instance& seq, | 80 const Instance& seq, |
81 const String& method, | 81 const String& method, |
82 const Array& param_keys, | 82 const Array& param_keys, |
83 const Array& param_values, | 83 const Array& param_values, |
84 bool parameters_are_dart_objects = false); | 84 bool parameters_are_dart_objects = false); |
85 void SetupError(); | 85 void SetupError(); |
86 | 86 |
87 void PrintError(intptr_t code, const char* details_format, ...); | 87 void PrintError(intptr_t code, const char* details_format, ...); |
88 | 88 |
89 void PostReply(); | 89 void PostReply(); |
90 | 90 |
91 void set_id_zone(ServiceIdZone* id_zone) { | 91 void set_id_zone(ServiceIdZone* id_zone) { id_zone_ = id_zone; } |
92 id_zone_ = id_zone; | 92 ServiceIdZone* id_zone() { return id_zone_; } |
93 } | |
94 ServiceIdZone* id_zone() { | |
95 return id_zone_; | |
96 } | |
97 | 93 |
98 TextBuffer* buffer() { return &buffer_; } | 94 TextBuffer* buffer() { return &buffer_; } |
99 const char* ToCString() { return buffer_.buf(); } | 95 const char* ToCString() { return buffer_.buf(); } |
100 | 96 |
101 void Steal(char** buffer, intptr_t* buffer_length); | 97 void Steal(char** buffer, intptr_t* buffer_length); |
102 | 98 |
103 void set_reply_port(Dart_Port port); | 99 void set_reply_port(Dart_Port port); |
104 | 100 |
105 void SetParams(const char** param_keys, const char** param_values, | 101 void SetParams(const char** param_keys, |
| 102 const char** param_values, |
106 intptr_t num_params); | 103 intptr_t num_params); |
107 | 104 |
108 Dart_Port reply_port() const { return reply_port_; } | 105 Dart_Port reply_port() const { return reply_port_; } |
109 | 106 |
110 intptr_t NumObjectParameters() const; | 107 intptr_t NumObjectParameters() const; |
111 RawObject* GetObjectParameterKey(intptr_t i) const; | 108 RawObject* GetObjectParameterKey(intptr_t i) const; |
112 RawObject* GetObjectParameterValue(intptr_t i) const; | 109 RawObject* GetObjectParameterValue(intptr_t i) const; |
113 RawObject* LookupObjectParam(const char* key) const; | 110 RawObject* LookupObjectParam(const char* key) const; |
114 | 111 |
115 intptr_t num_params() const { return num_params_; } | 112 intptr_t num_params() const { return num_params_; } |
116 const char* GetParamKey(intptr_t i) const { | 113 const char* GetParamKey(intptr_t i) const { return param_keys_[i]; } |
117 return param_keys_[i]; | 114 const char* GetParamValue(intptr_t i) const { return param_values_[i]; } |
118 } | |
119 const char* GetParamValue(intptr_t i) const { | |
120 return param_values_[i]; | |
121 } | |
122 | 115 |
123 const char* LookupParam(const char* key) const; | 116 const char* LookupParam(const char* key) const; |
124 | 117 |
125 bool HasParam(const char* key) const; | 118 bool HasParam(const char* key) const; |
126 | 119 |
127 // Returns true if there is an param with key and value, false | 120 // Returns true if there is an param with key and value, false |
128 // otherwise. | 121 // otherwise. |
129 bool ParamIs(const char* key, const char* value) const; | 122 bool ParamIs(const char* key, const char* value) const; |
130 | 123 |
131 const char* method() const { return method_; } | 124 const char* method() const { return method_; } |
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145 void ComputeOffsetAndCount(intptr_t length, | 138 void ComputeOffsetAndCount(intptr_t length, |
146 intptr_t* offset, | 139 intptr_t* offset, |
147 intptr_t* count); | 140 intptr_t* count); |
148 | 141 |
149 // Append |serialized_object| to the stream. | 142 // Append |serialized_object| to the stream. |
150 void AppendSerializedObject(const char* serialized_object); | 143 void AppendSerializedObject(const char* serialized_object); |
151 | 144 |
152 void PrintCommaIfNeeded(); | 145 void PrintCommaIfNeeded(); |
153 | 146 |
154 // Append |buffer| to the stream. | 147 // Append |buffer| to the stream. |
155 void AppendSerializedObject(const uint8_t* buffer, | 148 void AppendSerializedObject(const uint8_t* buffer, intptr_t buffer_length); |
156 intptr_t buffer_length); | |
157 | 149 |
158 // Append |serialized_object| to the stream with |property_name|. | 150 // Append |serialized_object| to the stream with |property_name|. |
159 void AppendSerializedObject(const char* property_name, | 151 void AppendSerializedObject(const char* property_name, |
160 const char* serialized_object); | 152 const char* serialized_object); |
161 | 153 |
162 private: | 154 private: |
163 void Clear(); | 155 void Clear(); |
164 void PostNullReply(Dart_Port port); | 156 void PostNullReply(Dart_Port port); |
165 | 157 |
166 void OpenObject(const char* property_name = NULL); | 158 void OpenObject(const char* property_name = NULL); |
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197 void PrintPropertyBool(const char* name, bool b); | 189 void PrintPropertyBool(const char* name, bool b); |
198 void PrintProperty(const char* name, intptr_t i); | 190 void PrintProperty(const char* name, intptr_t i); |
199 void PrintProperty64(const char* name, int64_t i); | 191 void PrintProperty64(const char* name, int64_t i); |
200 void PrintPropertyTimeMillis(const char* name, int64_t millis); | 192 void PrintPropertyTimeMillis(const char* name, int64_t millis); |
201 void PrintPropertyTimeMicros(const char* name, int64_t micros); | 193 void PrintPropertyTimeMicros(const char* name, int64_t micros); |
202 void PrintProperty(const char* name, double d); | 194 void PrintProperty(const char* name, double d); |
203 void PrintPropertyBase64(const char* name, | 195 void PrintPropertyBase64(const char* name, |
204 const uint8_t* bytes, | 196 const uint8_t* bytes, |
205 intptr_t length); | 197 intptr_t length); |
206 void PrintProperty(const char* name, const char* s); | 198 void PrintProperty(const char* name, const char* s); |
207 bool PrintPropertyStr(const char* name, const String& s, | 199 bool PrintPropertyStr(const char* name, |
208 intptr_t offset, intptr_t count); | 200 const String& s, |
| 201 intptr_t offset, |
| 202 intptr_t count); |
209 void PrintPropertyNoEscape(const char* name, const char* s); | 203 void PrintPropertyNoEscape(const char* name, const char* s); |
210 void PrintfProperty(const char* name, const char* format, ...) | 204 void PrintfProperty(const char* name, const char* format, ...) |
211 PRINTF_ATTRIBUTE(3, 4); | 205 PRINTF_ATTRIBUTE(3, 4); |
212 void PrintProperty(const char* name, const Object& o, bool ref = true); | 206 void PrintProperty(const char* name, const Object& o, bool ref = true); |
213 | 207 |
214 void PrintProperty(const char* name, const ServiceEvent* event); | 208 void PrintProperty(const char* name, const ServiceEvent* event); |
215 void PrintProperty(const char* name, Breakpoint* bpt); | 209 void PrintProperty(const char* name, Breakpoint* bpt); |
216 void PrintProperty(const char* name, TokenPosition tp); | 210 void PrintProperty(const char* name, TokenPosition tp); |
217 void PrintProperty(const char* name, Metric* metric); | 211 void PrintProperty(const char* name, Metric* metric); |
218 void PrintProperty(const char* name, MessageQueue* queue); | 212 void PrintProperty(const char* name, MessageQueue* queue); |
219 void PrintProperty(const char* name, Isolate* isolate); | 213 void PrintProperty(const char* name, Isolate* isolate); |
220 void PrintProperty(const char* name, const TimelineEvent* timeline_event); | 214 void PrintProperty(const char* name, const TimelineEvent* timeline_event); |
221 void PrintProperty(const char* name, | 215 void PrintProperty(const char* name, |
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258 class JSONObject : public ValueObject { | 252 class JSONObject : public ValueObject { |
259 public: | 253 public: |
260 explicit JSONObject(JSONStream* stream) : stream_(stream) { | 254 explicit JSONObject(JSONStream* stream) : stream_(stream) { |
261 stream_->OpenObject(); | 255 stream_->OpenObject(); |
262 } | 256 } |
263 JSONObject(const JSONObject* obj, const char* name) : stream_(obj->stream_) { | 257 JSONObject(const JSONObject* obj, const char* name) : stream_(obj->stream_) { |
264 stream_->OpenObject(name); | 258 stream_->OpenObject(name); |
265 } | 259 } |
266 explicit JSONObject(const JSONArray* arr); | 260 explicit JSONObject(const JSONArray* arr); |
267 | 261 |
268 ~JSONObject() { | 262 ~JSONObject() { stream_->CloseObject(); } |
269 stream_->CloseObject(); | |
270 } | |
271 | 263 |
272 void AddServiceId(const Object& o) const { | 264 void AddServiceId(const Object& o) const { stream_->PrintServiceId(o); } |
273 stream_->PrintServiceId(o); | |
274 } | |
275 | 265 |
276 void AddFixedServiceId(const char* format, ...) const PRINTF_ATTRIBUTE(2, 3); | 266 void AddFixedServiceId(const char* format, ...) const PRINTF_ATTRIBUTE(2, 3); |
277 | 267 |
278 void AddLocation( | 268 void AddLocation( |
279 const Script& script, | 269 const Script& script, |
280 TokenPosition token_pos, | 270 TokenPosition token_pos, |
281 TokenPosition end_token_pos = TokenPosition::kNoSource) const; | 271 TokenPosition end_token_pos = TokenPosition::kNoSource) const; |
282 | 272 |
283 void AddLocation(const BreakpointLocation* bpt_loc) const; | 273 void AddLocation(const BreakpointLocation* bpt_loc) const; |
284 | 274 |
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368 public: | 358 public: |
369 explicit JSONArray(JSONStream* stream) : stream_(stream) { | 359 explicit JSONArray(JSONStream* stream) : stream_(stream) { |
370 stream_->OpenArray(); | 360 stream_->OpenArray(); |
371 } | 361 } |
372 JSONArray(const JSONObject* obj, const char* name) : stream_(obj->stream_) { | 362 JSONArray(const JSONObject* obj, const char* name) : stream_(obj->stream_) { |
373 stream_->OpenArray(name); | 363 stream_->OpenArray(name); |
374 } | 364 } |
375 explicit JSONArray(const JSONArray* arr) : stream_(arr->stream_) { | 365 explicit JSONArray(const JSONArray* arr) : stream_(arr->stream_) { |
376 stream_->OpenArray(); | 366 stream_->OpenArray(); |
377 } | 367 } |
378 ~JSONArray() { | 368 ~JSONArray() { stream_->CloseArray(); } |
379 stream_->CloseArray(); | |
380 } | |
381 | 369 |
382 void AddValueNull() const { stream_->PrintValueNull(); } | 370 void AddValueNull() const { stream_->PrintValueNull(); } |
383 void AddValue(bool b) const { stream_->PrintValueBool(b); } | 371 void AddValue(bool b) const { stream_->PrintValueBool(b); } |
384 void AddValue(intptr_t i) const { stream_->PrintValue(i); } | 372 void AddValue(intptr_t i) const { stream_->PrintValue(i); } |
385 void AddValue64(int64_t i) const { stream_->PrintValue64(i); } | 373 void AddValue64(int64_t i) const { stream_->PrintValue64(i); } |
386 void AddValueTimeMillis(int64_t millis) const { | 374 void AddValueTimeMillis(int64_t millis) const { |
387 stream_->PrintValueTimeMillis(millis); | 375 stream_->PrintValueTimeMillis(millis); |
388 } | 376 } |
389 void AddValueTimeMicros(int64_t micros) const { | 377 void AddValueTimeMicros(int64_t micros) const { |
390 stream_->PrintValueTimeMicros(micros); | 378 stream_->PrintValueTimeMicros(micros); |
391 } | 379 } |
392 void AddValue(double d) const { stream_->PrintValue(d); } | 380 void AddValue(double d) const { stream_->PrintValue(d); } |
393 void AddValue(const char* s) const { stream_->PrintValue(s); } | 381 void AddValue(const char* s) const { stream_->PrintValue(s); } |
394 void AddValue(const Object& obj, bool ref = true) const { | 382 void AddValue(const Object& obj, bool ref = true) const { |
395 stream_->PrintValue(obj, ref); | 383 stream_->PrintValue(obj, ref); |
396 } | 384 } |
397 void AddValue(Isolate* isolate, bool ref = true) const { | 385 void AddValue(Isolate* isolate, bool ref = true) const { |
398 stream_->PrintValue(isolate, ref); | 386 stream_->PrintValue(isolate, ref); |
399 } | 387 } |
400 void AddValue(Breakpoint* bpt) const { | 388 void AddValue(Breakpoint* bpt) const { stream_->PrintValue(bpt); } |
401 stream_->PrintValue(bpt); | 389 void AddValue(TokenPosition tp) const { stream_->PrintValue(tp); } |
402 } | 390 void AddValue(const ServiceEvent* event) const { stream_->PrintValue(event); } |
403 void AddValue(TokenPosition tp) const { | 391 void AddValue(Metric* metric) const { stream_->PrintValue(metric); } |
404 stream_->PrintValue(tp); | 392 void AddValue(MessageQueue* queue) const { stream_->PrintValue(queue); } |
405 } | |
406 void AddValue(const ServiceEvent* event) const { | |
407 stream_->PrintValue(event); | |
408 } | |
409 void AddValue(Metric* metric) const { | |
410 stream_->PrintValue(metric); | |
411 } | |
412 void AddValue(MessageQueue* queue) const { | |
413 stream_->PrintValue(queue); | |
414 } | |
415 void AddValue(const TimelineEvent* timeline_event) const { | 393 void AddValue(const TimelineEvent* timeline_event) const { |
416 stream_->PrintValue(timeline_event); | 394 stream_->PrintValue(timeline_event); |
417 } | 395 } |
418 void AddValue(const TimelineEventBlock* timeline_event_block) const { | 396 void AddValue(const TimelineEventBlock* timeline_event_block) const { |
419 stream_->PrintValue(timeline_event_block); | 397 stream_->PrintValue(timeline_event_block); |
420 } | 398 } |
421 void AddValueVM(bool ref = true) const { | 399 void AddValueVM(bool ref = true) const { stream_->PrintValueVM(ref); } |
422 stream_->PrintValueVM(ref); | |
423 } | |
424 void AddValueF(const char* format, ...) const PRINTF_ATTRIBUTE(2, 3); | 400 void AddValueF(const char* format, ...) const PRINTF_ATTRIBUTE(2, 3); |
425 | 401 |
426 private: | 402 private: |
427 JSONStream* stream_; | 403 JSONStream* stream_; |
428 | 404 |
429 friend class JSONObject; | 405 friend class JSONObject; |
430 | 406 |
431 DISALLOW_ALLOCATION(); | 407 DISALLOW_ALLOCATION(); |
432 DISALLOW_COPY_AND_ASSIGN(JSONArray); | 408 DISALLOW_COPY_AND_ASSIGN(JSONArray); |
433 }; | 409 }; |
434 | 410 |
435 } // namespace dart | 411 } // namespace dart |
436 | 412 |
437 #endif // RUNTIME_VM_JSON_STREAM_H_ | 413 #endif // RUNTIME_VM_JSON_STREAM_H_ |
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