1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 /** 6 * @constructor 7 * @extends {WebInspector.TimelineUIUtils} 8 */ 9 WebInspector.TimelineUIUtilsImpl = function() 10 { 11 WebInspector.TimelineUIUtils.call(this); 12 } 13 14 WebInspector.TimelineUIUtilsImpl.prototype = { 15 /** 16 * @param {!WebInspector.TimelineModel.Record} record 17 * @return {boolean} 18 */ 19 isBeginFrame: function(record) 20 { 21 return record.type() === WebInspector.TimelineModel.RecordType.BeginFrame; 22 }, 23 /** 24 * @param {!WebInspector.TimelineModel.Record} record 25 * @return {boolean} 26 */ 27 isProgram: function(record) 28 { 29 return record.type() === WebInspector.TimelineModel.RecordType.Program; 30 }, 31 /** 32 * @param {string} recordType 33 * @return {boolean} 34 */ 35 isCoalescable: function(recordType) 36 { 37 return !!WebInspector.TimelineUIUtilsImpl._coalescableRecordTypes[recordType]; 38 }, 39 40 /** 41 * @param {!WebInspector.TimelineModel.Record} record 42 * @return {boolean} 43 */ 44 isEventDivider: function(record) 45 { 46 return WebInspector.TimelineUIUtilsImpl.isEventDivider(record); 47 }, 48 49 /** 50 * @param {!WebInspector.TimelineModel.Record} record 51 * @return {?Object} 52 */ 53 countersForRecord: function(record) 54 { 55 return record.type() === WebInspector.TimelineModel.RecordType.UpdateCounters ? record.data() : null; 56 }, 57 58 /** 59 * @param {!WebInspector.TimelineModel.Record} record 60 * @return {?Object} 61 */ 62 highlightQuadForRecord: function(record) 63 { 64 var recordTypes = WebInspector.TimelineModel.RecordType; 65 switch(record.type()) { 66 case recordTypes.Layout: 67 return record.data().root; 68 case recordTypes.Paint: 69 return record.data().clip; 70 default: 71 return null; 72 } 73 }, 74 75 /** 76 * @param {!WebInspector.TimelineModel.Record} record 77 * @return {string} 78 */ 79 titleForRecord: function(record) 80 { 81 return WebInspector.TimelineUIUtilsImpl.recordTitle(record); 82 }, 83 84 /** 85 * @param {!WebInspector.TimelineModel.Record} record 86 * @param {!WebInspector.Linkifier} linkifier 87 * @param {boolean} loadedFromFile 88 * @return {?Node} 89 */ 90 buildDetailsNode: function(record, linkifier, loadedFromFile) 91 { 92 return WebInspector.TimelineUIUtilsImpl.buildDetailsNode(record, linkifier, loadedFromFile); 93 }, 94 95 /** 96 * @param {!WebInspector.TimelineModel.Record} record 97 * @param {!WebInspector.TimelineModel} model 98 * @param {!WebInspector.Linkifier} linkifier 99 * @param {function(!DocumentFragment)} callback 100 * @param {boolean} loadedFromFile 101 */ 102 generateDetailsContent: function(record, model, linkifier, callback, loadedFromFile) 103 { 104 WebInspector.TimelineUIUtilsImpl.generateDetailsContent(record, model, linkifier, callback, loadedFromFile); 105 }, 106 107 /** 108 * @return {!Element} 109 */ 110 createBeginFrameDivider: function() 111 { 112 return this.createEventDivider(WebInspector.TimelineModel.RecordType.BeginFrame); 113 }, 114 115 /** 116 * @param {string} recordType 117 * @param {string=} title 118 * @return {!Element} 119 */ 120 createEventDivider: function(recordType, title) 121 { 122 return WebInspector.TimelineUIUtilsImpl._createEventDivider(recordType, title); 123 }, 124 125 /** 126 * @param {!WebInspector.TimelineModel.Record} record 127 * @param {!RegExp} regExp 128 * @return {boolean} 129 */ 130 testContentMatching: function(record, regExp) 131 { 132 var tokens = [WebInspector.TimelineUIUtilsImpl.recordTitle(record)]; 133 var data = record.data(); 134 for (var key in data) 135 tokens.push(data[key]) 136 return regExp.test(tokens.join("|")); 137 }, 138 139 __proto__: WebInspector.TimelineUIUtils.prototype 140 } 141 142 143 WebInspector.TimelineUIUtilsImpl._coalescableRecordTypes = {}; 144 WebInspector.TimelineUIUtilsImpl._coalescableRecordTypes[WebInspector.TimelineModel.RecordType.Layout] = 1; 145 WebInspector.TimelineUIUtilsImpl._coalescableRecordTypes[WebInspector.TimelineModel.RecordType.Paint] = 1; 146 WebInspector.TimelineUIUtilsImpl._coalescableRecordTypes[WebInspector.TimelineModel.RecordType.Rasterize] = 1; 147 WebInspector.TimelineUIUtilsImpl._coalescableRecordTypes[WebInspector.TimelineModel.RecordType.DecodeImage] = 1; 148 WebInspector.TimelineUIUtilsImpl._coalescableRecordTypes[WebInspector.TimelineModel.RecordType.ResizeImage] = 1; 149 150 151 /** 152 * @param {!WebInspector.TimelineModel.Record} record 153 * @return {string} 154 */ 155 WebInspector.TimelineUIUtilsImpl.recordTitle = function(record) 156 { 157 var recordData = record.data(); 158 if (record.type() === WebInspector.TimelineModel.RecordType.TimeStamp) 159 return recordData["message"]; 160 if (record.type() === WebInspector.TimelineModel.RecordType.JSFrame) 161 return recordData["functionName"]; 162 if (WebInspector.TimelineUIUtilsImpl.isEventDivider(record)) { 163 var startTime = Number.millisToString(record.startTime() - record._model.minimumRecordTime()); 164 return WebInspector.UIString("%s at %s", WebInspector.TimelineUIUtils.recordStyle(record).title, startTime, true); 165 } 166 return WebInspector.TimelineUIUtils.recordStyle(record).title; 167 } 168 169 /** 170 * @param {!WebInspector.TimelineModel.Record} record 171 * @return {boolean} 172 */ 173 WebInspector.TimelineUIUtilsImpl.isEventDivider = function(record) 174 { 175 var recordTypes = WebInspector.TimelineModel.RecordType; 176 if (record.type() === recordTypes.TimeStamp) 177 return true; 178 if (record.type() === recordTypes.MarkFirstPaint) 179 return true; 180 if (record.type() === recordTypes.MarkDOMContent || record.type() === recordTypes.MarkLoad) 181 return record.data()["isMainFrame"]; 182 return false; 183 } 184 185 /** 186 * @param {!WebInspector.TimelineModel.Record} record 187 * @param {!WebInspector.Linkifier} linkifier 188 * @param {boolean} loadedFromFile 189 * @return {?Node} 190 */ 191 WebInspector.TimelineUIUtilsImpl.buildDetailsNode = function(record, linkifier, loadedFromFile) 192 { 193 var details; 194 var detailsText; 195 var recordData = record.data(); 196 switch (record.type()) { 197 case WebInspector.TimelineModel.RecordType.GCEvent: 198 detailsText = WebInspector.UIString("%s collected", Number.bytesToString(recordData["usedHeapSizeDelta"])); 199 break; 200 case WebInspector.TimelineModel.RecordType.TimerFire: 201 detailsText = recordData["timerId"]; 202 break; 203 case WebInspector.TimelineModel.RecordType.FunctionCall: 204 details = linkifyLocation(recordData["scriptId"], recordData["scriptName"], recordData["scriptLine"], 0); 205 break; 206 case WebInspector.TimelineModel.RecordType.FireAnimationFrame: 207 detailsText = recordData["id"]; 208 break; 209 case WebInspector.TimelineModel.RecordType.EventDispatch: 210 detailsText = recordData ? recordData["type"] : null; 211 break; 212 case WebInspector.TimelineModel.RecordType.Paint: 213 var width = WebInspector.TimelineUIUtils._quadWidth(recordData.clip); 214 var height = WebInspector.TimelineUIUtils._quadHeight(recordData.clip); 215 if (width && height) 216 detailsText = WebInspector.UIString("%d\u2009\u00d7\u2009%d", width, height); 217 break; 218 case WebInspector.TimelineModel.RecordType.TimerInstall: 219 case WebInspector.TimelineModel.RecordType.TimerRemove: 220 details = linkifyTopCallFrame(); 221 detailsText = recordData["timerId"]; 222 break; 223 case WebInspector.TimelineModel.RecordType.RequestAnimationFrame: 224 case WebInspector.TimelineModel.RecordType.CancelAnimationFrame: 225 details = linkifyTopCallFrame(); 226 detailsText = recordData["id"]; 227 break; 228 case WebInspector.TimelineModel.RecordType.ParseHTML: 229 case WebInspector.TimelineModel.RecordType.RecalculateStyles: 230 details = linkifyTopCallFrame(); 231 break; 232 case WebInspector.TimelineModel.RecordType.EvaluateScript: 233 var url = recordData["url"]; 234 if (url) 235 details = linkifyLocation("", url, recordData["lineNumber"], 0); 236 break; 237 case WebInspector.TimelineModel.RecordType.XHRReadyStateChange: 238 case WebInspector.TimelineModel.RecordType.XHRLoad: 239 case WebInspector.TimelineModel.RecordType.ResourceSendRequest: 240 case WebInspector.TimelineModel.RecordType.DecodeImage: 241 case WebInspector.TimelineModel.RecordType.ResizeImage: 242 var url = recordData["url"]; 243 if (url) 244 detailsText = WebInspector.displayNameForURL(url); 245 break; 246 case WebInspector.TimelineModel.RecordType.ResourceReceivedData: 247 case WebInspector.TimelineModel.RecordType.ResourceReceiveResponse: 248 case WebInspector.TimelineModel.RecordType.ResourceFinish: 249 var initiator = record.initiator(); 250 if (initiator) { 251 var url = initiator.data()["url"]; 252 if (url) 253 detailsText = WebInspector.displayNameForURL(url); 254 } 255 break; 256 case WebInspector.TimelineModel.RecordType.ConsoleTime: 257 detailsText = recordData["message"]; 258 break; 259 case WebInspector.TimelineModel.RecordType.EmbedderCallback: 260 detailsText = recordData["callbackName"]; 261 break; 262 default: 263 details = linkifyTopCallFrame(); 264 break; 265 } 266 267 if (!details && detailsText) 268 details = document.createTextNode(detailsText); 269 return details; 270 271 /** 272 * @param {string} scriptId 273 * @param {string} url 274 * @param {number} lineNumber 275 * @param {number=} columnNumber 276 */ 277 function linkifyLocation(scriptId, url, lineNumber, columnNumber) 278 { 279 if (!loadedFromFile && scriptId !== "0") { 280 var location = new WebInspector.DebuggerModel.Location( 281 record.target(), 282 scriptId, 283 lineNumber - 1, 284 (columnNumber || 1) - 1); 285 return linkifier.linkifyRawLocation(location, "timeline-details"); 286 } 287 288 if (!url) 289 return null; 290 291 // FIXME(62725): stack trace line/column numbers are one-based. 292 columnNumber = columnNumber ? columnNumber - 1 : 0; 293 return linkifier.linkifyLocation(record.target(), url, lineNumber - 1, columnNumber, "timeline-details"); 294 } 295 296 /** 297 * @param {!ConsoleAgent.CallFrame} callFrame 298 */ 299 function linkifyCallFrame(callFrame) 300 { 301 return linkifyLocation(callFrame.scriptId, callFrame.url, callFrame.lineNumber, callFrame.columnNumber); 302 } 303 304 /** 305 * @return {?Element} 306 */ 307 function linkifyTopCallFrame() 308 { 309 if (record.stackTrace()) 310 return linkifyCallFrame(record.stackTrace()[0]); 311 if (record.callSiteStackTrace()) 312 return linkifyCallFrame(record.callSiteStackTrace()[0]); 313 return null; 314 } 315 } 316 317 /** 318 * @param {string=} recordType 319 * @return {boolean} 320 */ 321 WebInspector.TimelineUIUtilsImpl._needsPreviewElement = function(recordType) 322 { 323 if (!recordType) 324 return false; 325 const recordTypes = WebInspector.TimelineModel.RecordType; 326 switch (recordType) { 327 case recordTypes.ResourceSendRequest: 328 case recordTypes.ResourceReceiveResponse: 329 case recordTypes.ResourceReceivedData: 330 case recordTypes.ResourceFinish: 331 return true; 332 default: 333 return false; 334 } 335 } 336 337 /** 338 * @param {!WebInspector.TimelineModel.Record} record 339 * @param {!WebInspector.TimelineModel} model 340 * @param {!WebInspector.Linkifier} linkifier 341 * @param {function(!DocumentFragment)} callback 342 * @param {boolean} loadedFromFile 343 */ 344 WebInspector.TimelineUIUtilsImpl.generateDetailsContent = function(record, model, linkifier, callback, loadedFromFile) 345 { 346 var imageElement = /** @type {?Element} */ (record.getUserObject("TimelineUIUtils::preview-element") || null); 347 var relatedNode = null; 348 var recordData = record.data(); 349 var barrier = new CallbackBarrier(); 350 if (!imageElement && WebInspector.TimelineUIUtilsImpl._needsPreviewElement(record.type())) 351 WebInspector.DOMPresentationUtils.buildImagePreviewContents(record.target(), recordData["url"], false, barrier.createCallback(saveImage)); 352 if (recordData["backendNodeId"]) 353 record.target().domModel.pushNodesByBackendIdsToFrontend([recordData["backendNodeId"]], barrier.createCallback(setRelatedNode)); 354 barrier.callWhenDone(callbackWrapper); 355 356 /** 357 * @param {!Element=} element 358 */ 359 function saveImage(element) 360 { 361 imageElement = element || null; 362 record.setUserObject("TimelineUIUtils::preview-element", element); 363 } 364 365 /** 366 * @param {?Array.<!DOMAgent.NodeId>} nodeIds 367 */ 368 function setRelatedNode(nodeIds) 369 { 370 if (nodeIds) 371 relatedNode = record.target().domModel.nodeForId(nodeIds[0]); 372 } 373 374 function callbackWrapper() 375 { 376 callback(WebInspector.TimelineUIUtilsImpl._generateDetailsContentSynchronously(record, model, linkifier, imageElement, relatedNode, loadedFromFile)); 377 } 378 } 379 380 /** 381 * @param {!WebInspector.TimelineModel.Record} record 382 * @param {!WebInspector.TimelineModel} model 383 * @param {!WebInspector.Linkifier} linkifier 384 * @param {?Element} imagePreviewElement 385 * @param {?WebInspector.DOMNode} relatedNode 386 * @param {boolean} loadedFromFile 387 * @return {!DocumentFragment} 388 */ 389 WebInspector.TimelineUIUtilsImpl._generateDetailsContentSynchronously = function(record, model, linkifier, imagePreviewElement, relatedNode, loadedFromFile) 390 { 391 var fragment = document.createDocumentFragment(); 392 if (record.children().length) 393 fragment.appendChild(WebInspector.TimelineUIUtils.generatePieChart(record.aggregatedStats(), record.category(), record.selfTime())); 394 else 395 fragment.appendChild(WebInspector.TimelineUIUtils.generatePieChart(record.aggregatedStats())); 396 397 const recordTypes = WebInspector.TimelineModel.RecordType; 398 399 // The messages may vary per record.type(); 400 var callSiteStackTraceLabel; 401 var callStackLabel; 402 var relatedNodeLabel; 403 404 var contentHelper = new WebInspector.TimelineDetailsContentHelper(record.target(), linkifier, true); 405 contentHelper.appendTextRow(WebInspector.UIString("Self Time"), Number.millisToString(record.selfTime(), true)); 406 contentHelper.appendTextRow(WebInspector.UIString("Start Time"), Number.millisToString(record.startTime() - model.minimumRecordTime())); 407 var recordData = record.data(); 408 409 switch (record.type()) { 410 case recordTypes.GCEvent: 411 contentHelper.appendTextRow(WebInspector.UIString("Collected"), Number.bytesToString(recordData["usedHeapSizeDelta"])); 412 break; 413 case recordTypes.TimerFire: 414 callSiteStackTraceLabel = WebInspector.UIString("Timer installed"); 415 // Fall-through intended. 416 417 case recordTypes.TimerInstall: 418 case recordTypes.TimerRemove: 419 contentHelper.appendTextRow(WebInspector.UIString("Timer ID"), recordData["timerId"]); 420 if (record.type() === recordTypes.TimerInstall) { 421 contentHelper.appendTextRow(WebInspector.UIString("Timeout"), Number.millisToString(recordData["timeout"])); 422 contentHelper.appendTextRow(WebInspector.UIString("Repeats"), !recordData["singleShot"]); 423 } 424 break; 425 case recordTypes.FireAnimationFrame: 426 callSiteStackTraceLabel = WebInspector.UIString("Animation frame requested"); 427 contentHelper.appendTextRow(WebInspector.UIString("Callback ID"), recordData["id"]); 428 break; 429 case recordTypes.FunctionCall: 430 if (recordData["scriptName"]) 431 contentHelper.appendLocationRow(WebInspector.UIString("Location"), recordData["scriptName"], recordData["scriptLine"]); 432 break; 433 case recordTypes.ResourceSendRequest: 434 case recordTypes.ResourceReceiveResponse: 435 case recordTypes.ResourceReceivedData: 436 case recordTypes.ResourceFinish: 437 var url; 438 if (record.type() === recordTypes.ResourceSendRequest) 439 url = recordData["url"]; 440 else if (record.initiator()) 441 url = record.initiator().data()["url"]; 442 if (url) 443 contentHelper.appendElementRow(WebInspector.UIString("Resource"), WebInspector.linkifyResourceAsNode(url)); 444 if (imagePreviewElement) 445 contentHelper.appendElementRow(WebInspector.UIString("Preview"), imagePreviewElement); 446 if (recordData["requestMethod"]) 447 contentHelper.appendTextRow(WebInspector.UIString("Request Method"), recordData["requestMethod"]); 448 if (typeof recordData["statusCode"] === "number") 449 contentHelper.appendTextRow(WebInspector.UIString("Status Code"), recordData["statusCode"]); 450 if (recordData["mimeType"]) 451 contentHelper.appendTextRow(WebInspector.UIString("MIME Type"), recordData["mimeType"]); 452 if (recordData["encodedDataLength"]) 453 contentHelper.appendTextRow(WebInspector.UIString("Encoded Data Length"), WebInspector.UIString("%d Bytes", recordData["encodedDataLength"])); 454 break; 455 case recordTypes.EvaluateScript: 456 var url = recordData["url"]; 457 if (url) 458 contentHelper.appendLocationRow(WebInspector.UIString("Script"), url, recordData["lineNumber"]); 459 break; 460 case recordTypes.Paint: 461 var clip = recordData["clip"]; 462 contentHelper.appendTextRow(WebInspector.UIString("Location"), WebInspector.UIString("(%d, %d)", clip[0], clip[1])); 463 var clipWidth = WebInspector.TimelineUIUtils._quadWidth(clip); 464 var clipHeight = WebInspector.TimelineUIUtils._quadHeight(clip); 465 contentHelper.appendTextRow(WebInspector.UIString("Dimensions"), WebInspector.UIString("%d %d", clipWidth, clipHeight)); 466 // Fall-through intended. 467 468 case recordTypes.PaintSetup: 469 case recordTypes.Rasterize: 470 case recordTypes.ScrollLayer: 471 relatedNodeLabel = WebInspector.UIString("Layer root"); 472 break; 473 case recordTypes.DecodeImage: 474 case recordTypes.ResizeImage: 475 relatedNodeLabel = WebInspector.UIString("Image element"); 476 var url = recordData["url"]; 477 if (url) 478 contentHelper.appendElementRow(WebInspector.UIString("Image URL"), WebInspector.linkifyResourceAsNode(url)); 479 break; 480 case recordTypes.RecalculateStyles: // We don't want to see default details. 481 if (recordData["elementCount"]) 482 contentHelper.appendTextRow(WebInspector.UIString("Elements affected"), recordData["elementCount"]); 483 callStackLabel = WebInspector.UIString("Styles recalculation forced"); 484 break; 485 case recordTypes.Layout: 486 if (recordData["dirtyObjects"]) 487 contentHelper.appendTextRow(WebInspector.UIString("Nodes that need layout"), recordData["dirtyObjects"]); 488 if (recordData["totalObjects"]) 489 contentHelper.appendTextRow(WebInspector.UIString("Layout tree size"), recordData["totalObjects"]); 490 if (typeof recordData["partialLayout"] === "boolean") { 491 contentHelper.appendTextRow(WebInspector.UIString("Layout scope"), 492 recordData["partialLayout"] ? WebInspector.UIString("Partial") : WebInspector.UIString("Whole document")); 493 } 494 callSiteStackTraceLabel = WebInspector.UIString("Layout invalidated"); 495 callStackLabel = WebInspector.UIString("Layout forced"); 496 relatedNodeLabel = WebInspector.UIString("Layout root"); 497 break; 498 case recordTypes.ConsoleTime: 499 contentHelper.appendTextRow(WebInspector.UIString("Message"), recordData["message"]); 500 break; 501 case recordTypes.WebSocketCreate: 502 case recordTypes.WebSocketSendHandshakeRequest: 503 case recordTypes.WebSocketReceiveHandshakeResponse: 504 case recordTypes.WebSocketDestroy: 505 var initiatorData = record.initiator() ? record.initiator().data() : recordData; 506 if (typeof initiatorData["webSocketURL"] !== "undefined") 507 contentHelper.appendTextRow(WebInspector.UIString("URL"), initiatorData["webSocketURL"]); 508 if (typeof initiatorData["webSocketProtocol"] !== "undefined") 509 contentHelper.appendTextRow(WebInspector.UIString("WebSocket Protocol"), initiatorData["webSocketProtocol"]); 510 if (typeof recordData["message"] !== "undefined") 511 contentHelper.appendTextRow(WebInspector.UIString("Message"), recordData["message"]); 512 break; 513 case recordTypes.EmbedderCallback: 514 contentHelper.appendTextRow(WebInspector.UIString("Callback Function"), recordData["callbackName"]); 515 break; 516 default: 517 var detailsNode = WebInspector.TimelineUIUtilsImpl.buildDetailsNode(record, linkifier, loadedFromFile); 518 if (detailsNode) 519 contentHelper.appendElementRow(WebInspector.UIString("Details"), detailsNode); 520 break; 521 } 522 523 if (relatedNode) 524 contentHelper.appendElementRow(relatedNodeLabel || WebInspector.UIString("Related node"), WebInspector.DOMPresentationUtils.linkifyNodeReference(relatedNode)); 525 526 if (recordData["scriptName"] && record.type() !== recordTypes.FunctionCall) 527 contentHelper.appendLocationRow(WebInspector.UIString("Function Call"), recordData["scriptName"], recordData["scriptLine"]); 528 var callSiteStackTrace = record.callSiteStackTrace(); 529 if (callSiteStackTrace) 530 contentHelper.appendStackTrace(callSiteStackTraceLabel || WebInspector.UIString("Call Site stack"), callSiteStackTrace); 531 var recordStackTrace = record.stackTrace(); 532 if (recordStackTrace) 533 contentHelper.appendStackTrace(callStackLabel || WebInspector.UIString("Call Stack"), recordStackTrace); 534 535 if (record.warnings()) { 536 var ul = document.createElement("ul"); 537 for (var i = 0; i < record.warnings().length; ++i) 538 ul.createChild("li").textContent = record.warnings()[i]; 539 contentHelper.appendElementRow(WebInspector.UIString("Warning"), ul); 540 } 541 fragment.appendChild(contentHelper.element); 542 return fragment; 543 } 544 545 /** 546 * @param {string} recordType 547 * @param {string=} title 548 * @return {!Element} 549 */ 550 WebInspector.TimelineUIUtilsImpl._createEventDivider = function(recordType, title) 551 { 552 var eventDivider = document.createElement("div"); 553 eventDivider.className = "resources-event-divider"; 554 var recordTypes = WebInspector.TimelineModel.RecordType; 555 556 if (recordType === recordTypes.MarkDOMContent) 557 eventDivider.className += " resources-blue-divider"; 558 else if (recordType === recordTypes.MarkLoad) 559 eventDivider.className += " resources-red-divider"; 560 else if (recordType === recordTypes.MarkFirstPaint) 561 eventDivider.className += " resources-green-divider"; 562 else if (recordType === recordTypes.TimeStamp) 563 eventDivider.className += " resources-orange-divider"; 564 else if (recordType === recordTypes.BeginFrame) 565 eventDivider.className += " timeline-frame-divider"; 566 567 if (title) 568 eventDivider.title = title; 569 570 return eventDivider; 571 } 572
