D-Net

package eu.dnetlib.data.download.plugins;

import com.google.common.base.Function;

import com.google.common.collect.Iterables;

import com.google.gson.Gson;

import eu.dnetlib.data.download.rmi.AbstractDownloadPlugin;

import eu.dnetlib.data.download.rmi.DownloadItem;

import eu.dnetlib.data.download.rmi.DownloadPlugin;

import java.util.ArrayList;

import java.util.List;

public class DummyPlugin extends AbstractDownloadPlugin implements DownloadPlugin {

    @Override

    public void setBasePath(String basePath) {

    }

    @Override

    public DownloadItem retrieveUrl(final DownloadItem item) {

        if (checkOpenAccess(item) == null) {

            return null;

        }

        if (filterByRegexp(item) == null) return null;

        String url = item.getUrl();

        if ((url == null) || (url.trim().length() == 0)) return null;

        @SuppressWarnings("unchecked")

        List<String> urls = new Gson().fromJson(url, ArrayList.class);

        if ((urls == null) || (urls.size() == 0)) {

            item.setOriginalUrl(null);

            item.setUrl(null);

            return item;

        }

        item.setOriginalUrl(urls.get(0));

        item.setUrl(urls.get(0));

        return item;

    }

    @Override

    public Iterable<DownloadItem> retrieveUrls(final Iterable<DownloadItem> items) {

        return Iterables.transform(items, new Function<DownloadItem, DownloadItem>() {

            @Override

            public DownloadItem apply(final DownloadItem input) {

                return retrieveUrl(input);

            }

        });

    }

    @Override

    public String getPluginName() {

        return "DummyPlugin";

    }

    @Override

    public String extractURL(String baseURL) {

        return null;

    }

}