D-Net

package eu.dnetlib.data.collector.plugins.doiresolver;

import eu.dnetlib.data.collector.plugin.AbstractCollectorPlugin;

import eu.dnetlib.data.collector.plugin.CollectorPlugin;

import eu.dnetlib.data.collector.rmi.CollectorServiceException;

import eu.dnetlib.data.collector.rmi.InterfaceDescriptor;

public class DOIResolverPlugin extends AbstractCollectorPlugin implements CollectorPlugin {

    private CrossrefResolver crossrefResolver;

    @Override

    public Iterable<String> collect(final InterfaceDescriptor interfaceDescriptor, final String fromDate, final String untilDate) throws CollectorServiceException {

        final String baseUrl = interfaceDescriptor.getBaseUrl();

        if ((baseUrl == null) || baseUrl.isEmpty()) {

            throw new CollectorServiceException("Param 'baseurl' is null or empty");

        }

        if (fromDate != null && !fromDate.matches("\\d{4}-\\d{2}-\\d{2}")) { throw new CollectorServiceException("Invalid date (YYYY-MM-DD): " + fromDate); }

        return () -> new DOIResolverIterator(interfaceDescriptor.getBaseUrl(), crossrefResolver, fromDate);

    }

    public CrossrefResolver getCrossrefResolver() {

        return crossrefResolver;

    }

    public void setCrossrefResolver(CrossrefResolver crossrefResolver) {

        this.crossrefResolver = crossrefResolver;

    }

}