Re: error with initial use of commons.imaging

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Thank you Bindul.  Adding io & lang to the project path resolved the issue.

On Mon, Aug 11, 2025 at 3:56=E2=80=AFPM Bindul Bhowmik <bindulbhowmik@gmail=
.com>
wrote:

> Hi Tim,
>
> On Mon, Aug 11, 2025 at 2:33=E2=80=AFPM Tim Mann <[email protected]> wr=
ote:
>
> > I have downloaded and added the commons.imaging jar files to my project
> > library folder in Netbeans.  I copied the source code from github for
> > src/test/java/org/apache/commons/imaging/examples/MetadataExample.java
> >
> > when I run the program I get an error message at the first code line:
> > final ImageMetadata metadata =3D Imaging.getMetadata(file);
> >
> > The error is Exception in thread "AWT-EventQueue-0"
> > java.lang.NoClassDefFoundError:
> org/apache/commons/io/build/AbstractOrigin
> >
>
> Commons IO and Commons Lang are dependencies of Commons Imaging [1]. From
> the message above, it looks like your project is missing the commons-io
> jar.
> You mentioned downloading and adding commons imaging jar to your project
> library folder, so I would assume you are not using a build / dependency
> manager tool like Maven, Ivy or Gradle? If so, may I recommend using one =
of
> those as they will automatically pull in transitive dependencies.
>
>
> >
> > I am an experienced java programmer but I have no experience with the
> > commons.imaging library.  Any suggestions to help me resolve this issue
> is
> > greatly appreciated.
> >
> > I have attached a screenshot of the code & error message.
> >
> > --
> > Regards,
> >
> > Tim Mann
> >
> >
> > ---------------------------------------------------------------------
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> > For additional commands, e-mail: [email protected]
>
>
> [1] https://commons.apache.org/proper/commons-imaging/dependencies.html
>


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Regards,

Tim Mann

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