private List<Individual> getIndividuals( XMLReader xml, boolean isCommitor, String xpathExpr )
        throws XMLException
    {
        List<Individual> ret = new ArrayList<Individual>();

        List<Element> modelPersonList = xml.getElementList( xpathExpr );

        Iterator<Element> iter = modelPersonList.iterator();
        while ( iter.hasNext() )
        {
            Element elemPerson = iter.next();
            Individual individual = new Individual();

            if ( isCommitor )
            {
                individual.setPrincipal( elemPerson.elementTextTrim( "id" ) );
            }

            individual.setCommitor( isCommitor );
            individual.setEmail( elemPerson.elementTextTrim( "email" ) );
            individual.setName( elemPerson.elementTextTrim( "name" ) );
            individual.setOrganization( elemPerson.elementTextTrim( "organization" ) );
            individual.setOrganizationUrl( elemPerson.elementTextTrim( "organizationUrl" ) );
            individual.setUrl( elemPerson.elementTextTrim( "url" ) );
            individual.setTimezone( elemPerson.elementTextTrim( "timezone" ) );
            individual.setIndividualEmail( elemPerson.elementTextTrim( "email" ) );

            // Roles
            Element elemRoles = elemPerson.element( "roles" );
            if ( elemRoles != null )
            {
                List<Element> roleNames = elemRoles.elements( "role" );
                Iterator<Element> itRole = roleNames.iterator();
                while ( itRole.hasNext() )
                {
                    Element role = itRole.next();
                    individual.addRole( role.getTextTrim() );
                }
            }

            // Properties
            individual.setProperties( getProperties( elemPerson.element( "properties" ) ) );

            ret.add( individual );
        }

        return ret;
    }

    private IssueManagement getIssueManagement( XMLReader xml )
        throws XMLException
    {
        Element elemIssueMgmt = xml.getElement( "//project/issueManagement" );

    private List<MailingList> getMailingLists( XMLReader xml )
        throws XMLException
    {
        List<MailingList> mailingLists = new ArrayList<MailingList>();

        List<Element> mailingListElems = xml.getElementList( "//project/mailingLists/mailingList" );
        for ( Element elemMailingList : mailingListElems )
        {
            MailingList mlist = new MailingList();

            mlist.setName( elemMailingList.elementTextTrim( "name" ) );
            mlist.setSubscribeAddress( elemMailingList.elementTextTrim( "subscribe" ) );
            mlist.setUnsubscribeAddress( elemMailingList.elementTextTrim( "unsubscribe" ) );
            mlist.setPostAddress( elemMailingList.elementTextTrim( "post" ) );
            mlist.setMainArchiveUrl( elemMailingList.elementTextTrim( "archive" ) );

            Element elemOtherArchives = elemMailingList.element( "otherArchives" );
            if ( elemOtherArchives != null )
            {
                List<String> otherArchives = new ArrayList<String>();
                List<Element> others = elemOtherArchives.elements( "otherArchive" );
                for ( Element other : others )
                {
                    String otherArchive = other.getTextTrim();
                    otherArchives.add( otherArchive );
                }

                mlist.setOtherArchives( otherArchives );
            }

            mailingLists.add( mlist );
        }

        return mailingLists;
    }

    private Organization getOrganization( XMLReader xml )
        throws XMLException
    {
        Element elemOrg = xml.getElement( "//project/organization" );
        if ( elemOrg != null )
        {
            Organization org = new Organization();

            org.setOrganizationName( elemOrg.elementTextTrim( "name" ) );
            org.setName( elemOrg.elementTextTrim( "name" ) );
            org.setUrl( elemOrg.elementTextTrim( "url" ) );

            return org;
        }

        return null;
    }

        model.setRelocation( getRelocation( xml ) );

        model.setOrigin( "filesystem" );

        return model;
    }

    private ArtifactReference getArtifactReference( Element elemPlugin, String defaultType )
    {
        ArtifactReference reference = new ArtifactReference();

        reference.setGroupId( StringUtils.defaultString( elemPlugin.elementTextTrim( "groupId" ) ) );
        reference.setArtifactId( elemPlugin.elementTextTrim( "artifactId" ) );
        reference.setVersion( StringUtils.defaultString( elemPlugin.elementTextTrim( "version" ) ) );
        reference.setClassifier( StringUtils.defaultString( elemPlugin.elementTextTrim( "classifier" ) ) );
        reference.setType( StringUtils.defaultIfEmpty( elemPlugin.elementTextTrim( "type" ), defaultType ) );

        return reference;
    }

    /**
     * Get List of {@link ArtifactReference} objects from xpath expr.
     */
    private List<ArtifactReference> getArtifactReferenceList( XMLReader xml, String xpathExpr, String defaultType )
        throws XMLException
    {
        List<ArtifactReference> refs = new ArrayList<ArtifactReference>();

        Iterator<Element> it = xml.getElementList( xpathExpr ).iterator();
        while ( it.hasNext() )
        {
            Element elemPlugin = it.next();

            refs.add( getArtifactReference( elemPlugin, defaultType ) );
        }

        return refs;
    }

    private List<ArtifactReference> getBuildExtensions( XMLReader xml )

    private List<Dependency> getDependencyList( XMLReader xml, String parts[] )
        throws XMLException
    {
        List<Dependency> dependencyList = new ArrayList<Dependency>();

        Element project = xml.getElement( "//project" );

        Element depsParent = project;

        for ( String part : parts )
        {
            depsParent = depsParent.element( part );
            if ( depsParent == null )
            {
                return dependencyList;
            }
        }

        Iterator<Element> it = depsParent.elementIterator( "dependency" );
        while ( it.hasNext() )
        {
            Element elemDependency = it.next();
            Dependency dependency = new Dependency();

            dependency.setGroupId( elemDependency.elementTextTrim( "groupId" ) );
            dependency.setArtifactId( elemDependency.elementTextTrim( "artifactId" ) );
            dependency.setVersion( elemDependency.elementTextTrim( "version" ) );

            dependency.setClassifier( StringUtils.defaultString( elemDependency.elementTextTrim( "classifier" ) ) );

    public Set<String> getVersions( VersionedReference reference )
        throws ContentNotFoundException
    {
        File groupDir = new File( repository.getLocation(), reference.getGroupId() );

        if ( !groupDir.exists() )
        {
            throw new ContentNotFoundException( "Unable to get versions using a non-existant groupId directory: "
                + groupDir.getAbsolutePath() );
        }

        if ( !groupDir.isDirectory() )
        {
            throw new ContentNotFoundException( "Unable to get versions using a non-directory: "
                + groupDir.getAbsolutePath() );
        }

        Set<String> foundVersions = new HashSet<String>();

        // First gather up the versions found as artifacts in the managed repository.
        File typeDirs[] = groupDir.listFiles();
        for ( File typeDir : typeDirs )
        {
            if ( !typeDir.isDirectory() )
            {
                // Skip it, we only care about directories.
                continue;
            }

            if ( !typeDir.getName().endsWith( "s" ) )
            {
                // Skip it, we only care about directories that end in "s".
            }

    private List<License> getLicenses( XMLReader xml )
        throws XMLException
    {
        List<License> licenses = new ArrayList<License>();

        Element elemLicenses = xml.getElement( "//project/licenses" );

        if ( elemLicenses != null )
        {
            List<Element> licenseList = elemLicenses.elements( "license" );
            for ( Element elemLicense : licenseList )
            {
                License license = new License();

                // TODO: Create LicenseIdentity class to managed license ids.
                // license.setId( elemLicense.elementTextTrim("id") );
                license.setName( elemLicense.elementTextTrim( "name" ) );
                license.setUrl( elemLicense.elementTextTrim( "url" ) );
                license.setComments( elemLicense.elementTextTrim( "comments" ) );

                licenses.add( license );
            }
        }

        return licenses;
    }

    private void getVersionedVersions( File typeDir, VersionedReference reference, Set<String> foundVersions )
    {
        File repoFiles[] = typeDir.listFiles();
        for ( int i = 0; i < repoFiles.length; i++ )
        {
            if ( repoFiles[i].isDirectory() )
            {
                // Skip it. it's a directory.
                continue;
            }

            String relativePath = PathUtil.getRelative( repository.getLocation(), repoFiles[i] );

            if ( filetypes.matchesArtifactPattern( relativePath ) )
            {
                try
                {
                    ArtifactReference artifact = toArtifactReference( relativePath );
                    if ( StringUtils.equals( artifact.getArtifactId(), reference.getArtifactId() )
                        && artifact.getVersion().startsWith( reference.getVersion() ) )
                    {

        Map<String, Dependency> parentDepMap = createDependencyMap( parentDepMgmt );
        Set<String> uniqueKeys = new HashSet<String>();
        uniqueKeys.addAll( mainDepMap.keySet() );
        uniqueKeys.addAll( parentDepMap.keySet() );

        Iterator<String> it = uniqueKeys.iterator();
        while ( it.hasNext() )
        {
            String key = it.next();
            Dependency parentDep = parentDepMap.get( key );
            Dependency mainDep = mainDepMap.get( key );

            if ( parentDep == null )
            {
                // Means there is no parent depMan entry to override main depMan.
                merged.add( mainDep );
            }
            else
            {
                // Parent depMan entry exists (main doesn't have to).
                // Merge the parent over the main depMan entry.
                merged.add( merge( mainDep, parentDep ) );
            }
        }

        return merged;
    }

            supportFile.delete();
        }
    }

    public String getId()
    {
        return repository.getId();
    }

    public Set<ArtifactReference> getRelatedArtifacts( ArtifactReference reference )
        throws ContentNotFoundException
    {
        File artifactFile = toFile( reference );
        File repoDir = artifactFile.getParentFile();

        if ( !repoDir.exists() )
        {
            throw new ContentNotFoundException( "Unable to get related artifacts using a non-existant directory: "
                + repoDir.getAbsolutePath() );
        }

        if ( !repoDir.isDirectory() )
        {
            throw new ContentNotFoundException( "Unable to get related artifacts using a non-directory: "
                + repoDir.getAbsolutePath() );
        }

        Set<ArtifactReference> foundArtifacts = new HashSet<ArtifactReference>();

        // First gather up the versions found as artifacts in the managed repository.
        File projectParentDir = repoDir.getParentFile();