Does anyone know how to decompile class built in using jdk1.4.2?

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Andrew - 04 Sep 2007 13:19 GMT

I had tried to decompile using JAD or DJ Java decompiler. But I could
not obtain full source.
Please let me know excellent way how to decompile completely!!

Thanks in advance.
Regards.

-Andrew

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david.karr - 04 Sep 2007 18:19 GMT

> I had tried to decompile using JAD or DJ Java decompiler. But I could
> not obtain full source.
[quoted text clipped - 4 lines]
>
> -Andrew

It's not possible. The process of decompiling only translates from
the data in the class file, which doesn't retain many aspects that are
present in the original source file.

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Joshua Cranmer - 04 Sep 2007 22:13 GMT

> I had tried to decompile using JAD or DJ Java decompiler. But I could
> not obtain full source.
[quoted text clipped - 4 lines]
>
> -Andrew

This is impossible unless you know how to read minds. The process of
compiling Java code -- or indeed, any code -- includes a part which
strips out comments. Automatically, that makes full-source-reproduction
impossible.

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Beware of bugs in the above code; I have only proved it correct, not
tried it. -- Donald E. Knuth

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Roedy Green - 05 Sep 2007 05:01 GMT

>I had tried to decompile using JAD or DJ Java decompiler. But I could
>not obtain full source.
>Please let me know excellent way how to decompile completely!!

You will won't get a perfect decompile, but you can get a perfect
disassembly.

See http://mindprod.com/jgloss/decompiler.html
http://mindprod.com/jgloss/disassembler.html

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Roedy Green Canadian Mind Products
The Java Glossary
http://mindprod.com

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Does anyone know how to decompile class built in using jdk1.4.2?

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