[jci] JaninoJavaCompiler and other issues

2005-08-15 Thread Joerg Heinicke
Hello,

today I came across an issue with the Janino version 2.3.3 in use in JCI. It
does not find static methods in classes. After an update to 2.3.8 (which
unfortunately needs adaptions in JaninoJavaCompiler the compilation of my
classes work again. Is there any interest in this update to JCI codebase?

Next issue is triggered by this update to 2.3.8. We also use Janino for XSP
compilation in Cocoon, which also did no longer work after the update to 2.3.8.
I made the changes and now please let me point out the issues mentioned in the
subject. The class is actually an implementation of Cocoon's LanguageCompiler
interface and a wrapper around JaninoJavaCompiler.

1. The LanguageCompiler interface has a method setEncoding(String).
Unfortunately I can not propagate the param to JaninoJavaCompiler, because the
value is not parameterizable there, but hard-coded.

2. The CompilationProblem class has nice field storing e.g. location
information. Unfortunately there is no access to these fields, just a toString()
method. But the class CompilerError in Cocoon would like to see these
informations. Would it be possible to add public getters to CompilationProblem?

3. The CompilationProblem is a nice abstraction, but isn't it somewhat limited?
Both Eclipse and Janino provide more information than CompilationProblem can
accept. Wouldn't it be better to convert CompilationProblem to an interface and
create class like EclipseCompilationProblem and JaninoCompilationProblem being
wrappers for the original problem/exception classes? So like in my case where I
know that the CompilationProblem should be an instance of a
JaninoCompilationProblem I can react more specifically (e.g. accessing the
column number of the problem).

WDYT?

Joerg


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Re: [jci] JaninoJavaCompiler and other issues

2005-08-15 Thread Torsten Curdt


today I came across an issue with the Janino version 2.3.3 in use  
in JCI. It
does not find static methods in classes. After an update to 2.3.8  
(which
unfortunately needs adaptions in JaninoJavaCompiler the compilation  
of my
classes work again. Is there any interest in this update to JCI  
codebase?


Of course! ...what a question ;)

Next issue is triggered by this update to 2.3.8. We also use Janino  
for XSP

compilation in Cocoon,


..as well as the eclipse compiler - I know ;)


which also did no longer work after the update to 2.3.8.
I made the changes and now please let me point out the issues  
mentioned in the
subject. The class is actually an implementation of Cocoon's  
LanguageCompiler

interface and a wrapper around JaninoJavaCompiler.


Why not create a JciCompiler implementation of
the LanguageCompiler interface? It could act as
a factory. The implementation could be passed in
through the component configuration.


1. The LanguageCompiler interface has a method setEncoding(String).
Unfortunately I can not propagate the param to JaninoJavaCompiler,  
because the

value is not parameterizable there, but hard-coded.


Ok ...already came across this too


2. The CompilationProblem class has nice field storing e.g. location
information. Unfortunately there is no access to these fields, just  
a toString()

method. But the class CompilerError in Cocoon would like to see these
informations. Would it be possible to add public getters to  
CompilationProblem?


Make sense

3. The CompilationProblem is a nice abstraction, but isn't it  
somewhat limited?
Both Eclipse and Janino provide more information than  
CompilationProblem can
accept. Wouldn't it be better to convert CompilationProblem to an  
interface and
create class like EclipseCompilationProblem and  
JaninoCompilationProblem being
wrappers for the original problem/exception classes? So like in my  
case where I

know that the CompilationProblem should be an instance of a
JaninoCompilationProblem I can react more specifically (e.g.  
accessing the

column number of the problem).


Sounds like a good idea!

Will look into it tonight

cheers
--
Torsten


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Re: [jci] JaninoJavaCompiler and other issues

2005-08-15 Thread Joerg Heinicke
  After an update to 2.3.8 (which unfortunately needs adaptions in
  JaninoJavaCompiler the compilation of my classes work again. Is there any
  interest in this update to JCI codebase?
 
 Of course! ...what a question ;)

There is just the problem of the incompatible change, i.e. JCI does no longer
work with Janino versions below 2.3.4. But this might be a minor issue as long
as JCI has not been released.

  Next issue is triggered by this update to 2.3.8. We also use Janino  
  for XSP compilation in Cocoon,
 
 ..as well as the eclipse compiler - I know ;)

Yes, but this one works OOTB without JCI ;)

  The class is actually an implementation of Cocoon's LanguageCompiler
  interface and a wrapper around JaninoJavaCompiler.
 
 Why not create a JciCompiler implementation of
 the LanguageCompiler interface? It could act as
 a factory. The implementation could be passed in
 through the component configuration.

Ah, of course, that's most consistent.

 Will look into it tonight

I can do some of the work too and send in some patches if you like. I will see
what you have managed tonight.

Joerg


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