public void checkFile()

in nb-shared/src/main/java/org/apache/netbeans/nbm/utils/ExamineManifest.java [82:164]
80 lines of code
12 McCabe index (conditional complexity)

    public void checkFile()
        throws MojoExecutionException
    {

        resetExamination();

        Manifest mf = null;
        if ( jarFile != null )
        {
            JarFile jar = null;
            try
            {
                jar = new JarFile( jarFile );
                mf = jar.getManifest();
            }
            catch ( Exception exc )
            {
                throw new MojoExecutionException( "Could not open " + jarFile + ": " + exc.getMessage(), exc );
            }
            finally
            {
                if ( jar != null )
                {
                    try
                    {
                        jar.close();
                    }
                    catch ( IOException io )
                    {
                        throw new MojoExecutionException( io.getMessage(), io );
                    }
                }
            }
        }
        else if ( manifestFile != null )
        {
            InputStream stream = null;
            try
            {
                stream = new FileInputStream( manifestFile );
                mf = new Manifest( stream );
            }
            catch ( Exception exc )
            {
                throw new MojoExecutionException( exc.getMessage(), exc );
            }
            finally
            {
                if ( stream != null )
                {
                    try
                    {
                        stream.close();
                    }
                    catch ( IOException io )
                    {
                        throw new MojoExecutionException( io.getMessage(), io );
                    }
                }
            }
        }
        if ( mf != null )
        {
            processManifest( mf );
        }
        else
        {
            //MNBMODULE-22
            File source = manifestFile;
            if ( source == null )
            {
                source = jarFile;
            }
            if ( source == null )
            {
                logger.debug( "No manifest to examine" );
            }
            else
            {
                logger.debug( "Cannot find manifest entries in " + source.getAbsolutePath() );
            }
        }
    }