java-arch-7.java

public class XMLParserWeirdImpl implements XMLParser {

    private ParseFileFactory xmlFileFactory;

    private XMLParserWeirdImpl() {
        ParseType xmlType = new ParseType(
                        Parsing.Type.XML, 
                        Parsing.Xml.ExtraColumn
                );
        this.xmlFileFactory = new ParseFileFactory(xmlType);
    }

    @Override
    public List<Book> parseBooks(String fileName) {
        ParseFile<Parsing.Type.XML> xmlFile = xmlFileFactory.open(filePath);
        try {
            return xmlFile.parseList(getBookType(), 0);
        } catch (IOException e) {
            return Collections.emptyList();
        }
    }

    private RootType getBookType() {
        new TypeToken<Book>() {}.getType();
    }

}