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Re: Need to modify a legacy closed app

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On Thu, 31 May 2018 13:15:26 +0200, Michael Keith wrote:

> On Wed, 30 May 2018 21:19:29 -0400, Arne Vajhøj <arne@vajhoej.dk> wrote:
>>On 5/30/2018 3:38 PM, Michael Keith wrote:
>>> I am tasked with modifying a legacy app which consists of an .exe file
>>> and several hundred .jar files. Is is launched by starting the .exe,
>>> which then - somehow - initialises the whole darn thing. This presents
>>> the first difficulty, as I have no idea what the 'main' .jar file is.
>>
>>Check if you have the source code and build scripts somewhere.
>>
>>Yes => change code, rebuild, test and deploy.
>>
>>No =>
>>
>>1) Check if you have legal right to reverse engineer and modify code.
>>2) Get a Java decompiler and generate source code from the Java byte
>>code.
>>3) change code, rebuild, test and deploy.
>>
>>Arne
> Hi Arne,
> thanks for answering.
> No, we don't have the sources. As for the legal stuff that's my boss'
> concern.
>
In that case, assuming that by "that's my boss concern" you mean that he 
is sorting out the legal situation, you shouldn't do anything until he 
has clarified the legal position.


-- 
Martin    | martin at
Gregorie  | gregorie dot org

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Thread

Need to modify a legacy closed app Michael Keith <mjkeith@gmx.de> - 2018-05-30 21:38 +0200
  Re: Need to modify a legacy closed app Arne Vajhøj <arne@vajhoej.dk> - 2018-05-30 21:19 -0400
    Re: Need to modify a legacy closed app Michael Keith <mjkeith@gmx.de> - 2018-05-31 13:15 +0200
      Re: Need to modify a legacy closed app Martin Gregorie <martin@mydomain.invalid> - 2018-05-31 21:50 +0000
      Re: Need to modify a legacy closed app Arne Vajhøj <arne@vajhoej.dk> - 2018-05-31 20:32 -0400

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