颤振/飞镖解码HttpClientResponse

我试图在Flutter中读取http响应的主体，但不知道我做错了什么

在我的代码中，我试图做到：

静态未来getBody（HttpClientResponse响应）异步{
return wait response.transform（utf8.decoder）.join（“”）；
}

没有转换，我得到一个数字数组。 但当我使用转换运行它时，我得到：

 [ERROR:flutter/lib/ui/ui_dart_state.cc(166)] Unhandled Exception:
 FormatException: Missing extension byte (at offset 25) E/flutter (
 8628): #0      _Utf8Decoder.convertChunked
 (dart:convert-patch/convert_patch.dart:1887:7) E/flutter ( 8628): #1  
 _Utf8ConversionSink.addSlice (dart:convert/string_conversion.dart:314:28) E/flutter ( 8628): #2    
 _Utf8ConversionSink.add (dart:convert/string_conversion.dart:310:5) E/flutter ( 8628): #3      _ConverterStreamEventSink.add
 (dart:convert/chunked_conversion.dart:72:18) E/flutter ( 8628): #4    
 _SinkTransformerStreamSubscription._handleData (dart:async/stream_transformers.dart:121:24) E/flutter ( 8628): #5    
 _rootRunUnary (dart:async/zone.dart:1198:47) E/flutter ( 8628): #6      _CustomZone.runUnary (dart:async/zone.dart:1100:19) E/flutter ( 8628): #7      _CustomZone.runUnaryGuarded (dart:async/zone.dart:1005:7) E/flutter ( 8628): #8      _BufferingStreamSubscription._sendData
 (dart:async/stream_impl.dart:357:11) E/flutter ( 8628): #9     
 _BufferingStreamSubscription._add (dart:async/stream_impl.dart:285:7) E/flutter ( 8628): #10     _ForwardingStreamSubscription._add
 (dart:async/stream_pipe.dart:127:11) E/flutter ( 8628): #11    
 _HandleErrorStream._handleData (dart:async/stream_pipe.dart:266:10) E/flutter ( 8628): #12     _ForwardingStreamSubscription._handleData
 (dart:async/stream_pipe.dart:157:13) E/flutter ( 8628): #13    
 _rootRunUnary (dart:async/zone.dart:1198:47) E/flutter ( 8628): #14     _CustomZone.runUnary (dart:async/zone.dart:1100:19) E/flutter ( 8628): #15     _CustomZone.runUnaryGuarded (dart:async/zone.dart:1005:7) E/flutter ( 8628): #16     _BufferingStreamSubscription._sendData
 (dart:async/stream_impl.dart:357:11) E/flutter ( 8628): #17    
 _DelayedData.perform (dart:async/stream_impl.dart:611:14) E/flutter ( 8628): #18     _StreamImplEvents.handleNext
 (dart:async/stream_impl.dart:730:11) E/flutter ( 8628): #19    
 _PendingEvents.schedule.<anonymous closure> (dart:async/stream_impl.dart:687:7) E/flutter ( 8628): #20    
 _rootRun (dart:async/zone.dart:1182:47) E/flutter ( 8628): #21     _CustomZone.run (dart:async/zone.dart:1093:19) E/flutter ( 8628): #22     _CustomZone.runGuarded (dart:async/zone.dart:997:7) E/flutter ( 8628): #23     _CustomZone.bindCallbackGuarded.<anonymous closure> (dart:async/zone.dart:1037:23) E/flutter ( 8628): #24     _rootRun
 (dart:async/zone.dart:1190:13) E/flutter ( 8628): #25    
 _CustomZone.run (dart:async/zone.dart:1093:19) E/flutter ( 8628): #26     _CustomZone.runGuarded (dart:async/zone.dart:997:7) E/flutter ( 8628): #27     _CustomZone.bindCallbackGuarded.<anonymous closure> (dart:async/zone.dart:1037:23) E/flutter ( 8628): #28    
 _microtaskLoop (dart:async/schedule_microtask.dart:41:21) E/flutter ( 8628): #29     _startMicrotaskLoop
 (dart:async/schedule_microtask.dart:50:5)

[错误：flatter/lib/ui/ui\u dart\u state.cc（166）]未处理的异常：
FormatException:缺少扩展字节（偏移量25处）E/颤振(
8628）：#0 Utf8Decoder.convertChunked
（省道：转换补丁/转换补丁。省道：1887:7）E/颤振（8628）：#1
_Utf8ConversionSink.addSlice（dart:conversion/string_conversion.dart:314:28）E/flatter（8628）：#2
_Utf8ConversionSink.add（dart:conversion/string_conversion.dart:310:5）E/flatter（8628）：#3_conversiterstreameventsink.add
（省道：转换/分块转换。省道：72:18）E/颤振（8628）：#4
_SinkTransformerStreamSubscription._handleData（dart:async/stream_transformers.dart:121:24）E/Flatter（8628）：#5
_rootRunUnary（dart:async/zone.dart:1198:47）E/flatter（8628）：#6_CustomZone.runUnary（dart:async/zone.dart:1100:19）E/flatter（8628）：#7_CustomZone.runUnaryGuarded（dart:async/zone.dart:1005:7）E/flatter（8628）：#8_BufferingStreamSubscription.#发送数据
（dart:async/stream\u impl.dart:357:11）E/flatter（8628）：#9
_BufferingStreamSubscription.\u添加（dart:async/stream\u impl.dart:285:7）E/flatter（8628）：\uForwardingStreamSubscription.\u添加
（dart:async/stream_pipe.dart:127:11）E/flatter（8628）：#11
_HandleErrorStream._handleData（dart:async/stream_pipe.dart:266:10）E/Flatter（8628）：#12 _ForwardingStreams订阅。_handleData
（dart:async/stream_pipe.dart:157:13）E/flatter（8628）：#13
_rootRunUnary（dart:async/zone.dart:1198:47）E/flatter（8628）：#14 CustomZone.runUnary（dart:async/zone.dart:1100:19）E/flatter（8628）：#15 CustomZone.runUnaryGuarded（dart:async/zone.dart:1005:7）E/flatter（8628）：#16 BufferingStreamSubscription.#发送数据
（dart:async/stream#impl.dart:357:11）E/颤振（8628）：#17
_DelayedData.perform（dart:async/stream_impl.dart:611:14）E/flutter（8628）：#18 _StreamImplEvents.handleNext
（dart:async/stream_impl.dart:730:11）E/颤振（8628）：#19
_等待事件。时间表。（dart:async/stream_impl.dart:687:7）E/颤振（8628）：#20
_rootRun（dart:async/zone.dart:1182:47）E/flatter（8628）：#21 CustomZone.run（dart:async/zone.dart:1093:19）E/flatter（8628）：#22 CustomZone.runguard（dart:async/zone.dart:997:7）E/flatter（8628）：#23 CustomZone.bindcallbackguard。（dart:async/zone.dart:1037:23）E/flatter（8628）：#24 rootRun
（省道：异步/区域。省道：1190:13）E/颤振（8628）：#25
_CustomZone.run（dart:async/zone.dart:1093:19）E/flatter（8628）：#26 CustomZone.runguard（dart:async/zone.dart:997:7）E/flatter（8628）：#27 CustomZone.bindcallbackguard。（dart:async/zone.dart:1037:23）E/颤振（8628）：#28
_microtaskLoop（dart:async/schedule_microtask.dart:41:21）E/Flatter（8628）：#29_startMicrotaskLoop
（dart:async/schedule_microtask.dart:50:5）

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我正在使用内部dart:io包的最新版本。

显然服务器的响应不是有效的utf8。您是否期望它是？显然服务器的响应不是有效的utf8。你以为会这样吗？