Re: Eclipse question re dependencies

Lew <>
Thu, 20 May 2010 19:34:08 -0400
Rhino wrote:

Since Eclipse apparently doesn't give you a built-in way to figure
this out
- and write it to a file - I may just knock together a quick class to do
this for me. Shouldn't be too hard to get a class to just open all the
java [sic]
source files in a project in turn, grab the import statements and then
the accumulated imports and remove duplicates....

RedGrittyBrick wrote:

import statements don't define class dependencies.

// import nothing;
class Foo {
com.rhino.common.Bar bar = com.rhino.common.DISCO;

Lest you think RGB is splitting hairs, this comes up quite often in real code.

For example, code that interacts with JDBC will often use both
'java.util.Date' and 'java.sql.Date' in the same class. Only one of those can
be imported.

IDEs like Eclipse and NetBeans do dependency analysis - that's how they know
where to show you the errors. Perhaps you can review their source to see how
they do it.

I am not familiar with Java's Java compiler API, but I speculate that it might
have some useful features for your problem.


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