Top "Bytecode" questions

"bytecode" is a blanket term for opcodes that are consumed by a virtual machine.

Check if Java bytecode contains debug symbols

I would like to know how can I check if a compiled Java class contains debug symbols. The problem is …

java bytecode
What are some interesting, free, open-source Dynamic Analysis tools for Java?

I am looking for some interesting dynamic analysers to use and report on for a university assignment. The tools should …

java open-source bytecode dynamic-analysis
Is it possible to implement an interface at runtime in Java?

I am working on a project where there are a lot of objects that are created by a library, and …

java bytecode
java.lang.VerifyError: Stack map does not match the one at exception handler

Faced this java.lang.VerifyError with code snippet as below during JVM loading bytecode. try{ ----- } catch (NumberFormatException|CalculationException e) { } …

java jvm bytecode jvm-bytecode
Passing dynamic parameters to an annotation

I wonder if there is a possiblity to pass dynamically values to an annotation attribute. I know that annotation are …

java annotations bytecode javassist hibernate-filters
Is it possible to have the System ClassLoader load .class files specified at run time?

I am writing a static analysis tool for an assignment, it analyses Java bytecode using the ASM library. One of …

java classpath classloader bytecode java-bytecode-asm
What does "()V" mean in a class signature?

I created a constructor with Javassist which has no real method CtConstructor c = CtNewConstructor.make ( argTypes, null, newClass ); When I'm …

java bytecode javassist
Understanding STG

The design of GHC is based on something called STG, which stands for "spineless, tagless G-machine". Now G-machine is apparently …

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Decompiling obfuscated java bytecode

I work on a platform which runs Java apps. Those apps are often obfuscated, most of them using ProGuard, which …

java jvm bytecode proguard decompiler
How to read python bytecode?

I am having a lot of difficulty understanding Python's bytecode and its dis module. import dis def func(): x = 1 dis.…

python python-2.7 bytecode