dnet-core/dnet-data-services/src/main/java/eu/dnetlib/data/collector/plugins/AbstractSplittedRecordPlugi...

39 lines
1.3 KiB
Java

package eu.dnetlib.data.collector.plugins;
import java.io.BufferedInputStream;
import java.util.Iterator;
import org.apache.commons.lang3.StringUtils;
import eu.dnetlib.data.collector.plugin.AbstractCollectorPlugin;
import eu.dnetlib.data.collector.rmi.CollectorServiceException;
import eu.dnetlib.data.collector.rmi.InterfaceDescriptor;
import eu.dnetlib.miscutils.iterators.xml.XMLIterator;
public abstract class AbstractSplittedRecordPlugin extends AbstractCollectorPlugin {
@Override
public Iterable<String> collect(final InterfaceDescriptor interfaceDescriptor, final String fromDate, final String untilDate)
throws CollectorServiceException {
final String baseUrl = interfaceDescriptor.getBaseUrl();
final String element = interfaceDescriptor.getParams().get("splitOnElement");
if (StringUtils.isBlank(baseUrl)) { throw new CollectorServiceException("Param 'baseurl' is null or empty"); }
if (StringUtils.isBlank(element)) { throw new CollectorServiceException("Param 'splitOnElement' is null or empty"); }
final BufferedInputStream bis = getBufferedInputStream(baseUrl);
return new Iterable<String>() {
@Override
public Iterator<String> iterator() {
return new XMLIterator(element, bis);
}
};
}
abstract protected BufferedInputStream getBufferedInputStream(final String baseUrl) throws CollectorServiceException;
}