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https://issues.jboss.org/browse/JASSIST-152?page=com.atlassian.jira.plugi...
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Yanic Inghelbrecht updated JASSIST-152:
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Attachment: demonstration.zip
source code and AbstractPropertyHolder.class file to demonstrate the issue
instrumentation fails when building stackmap for local var of array
type : bad array type for AALOAD: null
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Key: JASSIST-152
URL:
https://issues.jboss.org/browse/JASSIST-152
Project: Javassist
Issue Type: Bug
Affects Versions: 3.15.0-GA
Environment: Any
Reporter: Yanic Inghelbrecht
Assignee: Shigeru Chiba
Attachments: demonstration.zip
When trying to instrument the attached org.hibernate.cfg.AbstractPropertyHolder (copied
from the hibernate 4.0.1 final distribution), instrumentation fails with the following
exception :
java.lang.RuntimeException: fatal error:
at javassist.bytecode.stackmap.TypeData$TypeName.getTypeData(TypeData.java:177)
at javassist.bytecode.stackmap.MapMaker.fillStackMap(MapMaker.java:410)
at javassist.bytecode.stackmap.MapMaker.toStackMapBody(MapMaker.java:393)
at javassist.bytecode.stackmap.MapMaker.toStackMap(MapMaker.java:323)
at javassist.bytecode.stackmap.MapMaker.make(MapMaker.java:98)
at javassist.bytecode.MethodInfo.rebuildStackMap(MethodInfo.java:417)
at javassist.bytecode.MethodInfo.rebuildStackMapIf6(MethodInfo.java:399)
at javassist.expr.ExprEditor.doit(ExprEditor.java:113)
at javassist.CtBehavior.instrument(CtBehavior.java:672)
at test_abstractpropertyholder.SimpleTranslator.modify(SimpleTranslator.java:25)
at test_abstractpropertyholder.SimpleTranslator.onLoad(SimpleTranslator.java:19)
at
test_abstractpropertyholder.JavassistInstrumenter.getInstrumentedClass(JavassistInstrumenter.java:21)
at test_abstractpropertyholder.Main.main(Main.java:32)transforming
org.hibernate.cfg.AbstractPropertyHolder
Caused by: javassist.bytecode.BadBytecode: bad array type for AALOAD: null
at javassist.bytecode.stackmap.TypeData$ArrayElement.getName(TypeData.java:422)
at javassist.bytecode.stackmap.TypeData$TypeName.getExpected(TypeData.java:292)
at javassist.bytecode.stackmap.TypeData$TypeName.getTypeData(TypeData.java:175)
... 12 more
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