RecordReader<Article> reader = new RecordReader<Article>(
cli.getInput(), new JsonRecordParser<Article>(Article.class));
ArticleSummarizer summarizer = new ArticleSummarizer();
for (Article a : reader) {
pl.up();
cli.writeInOutput(a.getTypeName());
cli.writeInOutput(TAB);
cli.writeInOutput(String.valueOf(a.getWikiId()));
cli.writeInOutput(TAB);
cli.writeInOutput(a.getWikiTitle());