Android 带有方法签名的Proguard错误
在尝试制作Android应用程序的Proguard版本时,我遇到了一个奇怪的错误。错误是:Android 带有方法签名的Proguard错误,android,proguard,Android,Proguard,在尝试制作Android应用程序的Proguard版本时,我遇到了一个奇怪的错误。错误是: [proguard] Optimizing... [proguard] Unexpected error while evaluating instruction: [proguard] Class = [net/domain/packagename/service/ExifEditor] [proguard] Method = [setGpsLocation(DDDJ)
[proguard] Optimizing... [proguard]
Unexpected error while evaluating
instruction: [proguard] Class
= [net/domain/packagename/service/ExifEditor]
[proguard] Method =
[setGpsLocation(DDDJ)V] [proguard]
Instruction = [294] aload_3 v3
[proguard] Exception =
[java.lang.IllegalArgumentException]
(Value is not a reference value
[proguard.evaluation.value.UnknownDoubleValue])
[proguard] Unexpected error while
performing partial evaluation:
[proguard] Class =
[net/domain/packagename/service/ExifEditor]
[proguard] Method =
[setGpsLocation(DDDJ)V] [proguard]
Exception =
[java.lang.IllegalArgumentException]
(Value is not a reference value
[proguard.evaluation.value.UnknownDoubleValue])
BUILD FAILED
D:\sdk\google\android-sdk-windows\tools\ant\main_rules.xml:430: java.lang.IllegalArgumentException:
Value is not a reference value
[proguard.evaluation.value.UnknownDoubleValue]
at proguard.evaluation.value.Value.referenceValue(Value.java:97)
at proguard.evaluation.Variables.aload(Variables.java:264)
at proguard.evaluation.Processor.visitVariableInstruction(Processor.java:677)
at proguard.classfile.instruction.VariableInstruction.accept(VariableInstruction.java:306)
at proguard.optimize.evaluation.PartialEvaluator.evaluateSingleInstructionBlock(PartialEvaluator.java:729)
at proguard.optimize.evaluation.PartialEvaluator.evaluateInstructionBlock(PartialEvaluator.java:560)
at proguard.optimize.evaluation.PartialEvaluator.evaluateInstructionBlockAndExceptionHandlers(PartialEvaluator.java:533)
...and so on...
方法“setGpsLocation”具有以下签名:
public void setGpsLocation(double longitude, double latitude, double altitude, long gpsTime) throws IOException
通过将方法更改为以下方式,我最终消除了错误:
public void setGpsLocation(Location location)
错误消失了。虽然这让我克服了它,但我不明白第一个方法签名有什么问题。我的proguard.cfg有-optimizationpasses 2。如果我将这个值增加到3或更多,我就会在代码的其他区域看到类似的错误。如果我使用3,会发生以下情况:
[proguard] Optimizing... [proguard]
Unexpected error while evaluating
instruction: [proguard] Class
= [org/apache/commons/fileupload/util/Streams]
[proguard] Method =
[copy(Ljava/io/InputStream;Ljava/io/OutputStream;Z[B)J]
[proguard] Instruction = [75]
aload_2 v2 [proguard] Exception
= [java.lang.IllegalArgumentException] (Value is not a reference value
[proguard.evaluation.value.UnknownIntegerValue])
[proguard] Unexpected error while
performing partial evaluation:
[proguard] Class =
[org/apache/commons/fileupload/util/Streams]
[proguard] Method =
[copy(Ljava/io/InputStream;Ljava/io/OutputStream;Z[B)J]
[proguard] Exception =
[java.lang.IllegalArgumentException]
(Value is not a reference value
[proguard.evaluation.value.UnknownIntegerValue])
我很难找到关于这个错误可能意味着什么的信息
还有人见过类似的东西吗
更新
当更改签名似乎可以解决问题时,我遇到了运行时崩溃:
I/dalvikvm(30523): Could not find method a.b.a.b.d.b, referenced from method a.b.a.b.d.a
W/dalvikvm(30523): VFY: unable to resolve direct method 440: La/b/a/b/d;.b (Ljava/lang/String;[BII)La/b/a/b/a;
D/dalvikvm(30523): VFY: replacing opcode 0x70 at 0x0039
D/dalvikvm(30523): VFY: dead code 0x003c-0041 in La/b/a/b/d;.a (Ljava/lang/String;[BII)[La/b/a/b/a;
W/dalvikvm(30523): VFY: 'this' arg 'Ljava/lang/Object;' not instance of 'Ljava/io/InputStream;'
W/dalvikvm(30523): VFY: rejecting opcode 0x6e at 0x0045
W/dalvikvm(30523): VFY: rejected La/b/a/a/a/b;.a (La/b/a/b/a/a;La/b/a/a;)La/b/a/a/a/c;
W/dalvikvm(30523): Verifier rejected class La/b/a/a/a/b;
W/dalvikvm(30523): threadid=10: thread exiting with uncaught exception (group=0x400259f8)
我开始阅读更多的Proguard手册,发现通过添加-dontoptimize,构建时错误和运行时崩溃消失了。有点违背了使用Proguard的目的,不是吗
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