D-Net

package eu.dnetlib.data.collector.plugins;

import java.io.BufferedInputStream;

import java.io.ByteArrayInputStream;

import java.io.IOException;

import java.io.InputStream;

import eu.dnetlib.rmi.data.CollectorServiceException;

import org.apache.commons.io.IOUtils;

import org.apache.http.HttpStatus;

import org.apache.http.client.methods.CloseableHttpResponse;

import org.apache.http.client.methods.HttpGet;

import org.apache.http.impl.client.CloseableHttpClient;

import org.apache.http.impl.client.HttpClients;

public class HttpCollectorPlugin extends AbstractSplittedRecordPlugin {

	@Override

	protected BufferedInputStream getBufferedInputStream(final String baseUrl) throws CollectorServiceException {

		final HttpGet method = new HttpGet(baseUrl);

		try(CloseableHttpResponse response = HttpClients.createDefault().execute(method)) {

			int responseCode = response.getStatusLine().getStatusCode();

			if (HttpStatus.SC_OK != responseCode) {

				throw new CollectorServiceException("Error " + responseCode + " dowloading url: " + baseUrl);

			}

			byte[] content = IOUtils.toByteArray(response.getEntity().getContent());

			try(InputStream in = new ByteArrayInputStream(content)) {

				return new BufferedInputStream(in);

			}

		} catch (IOException e) {

			throw new CollectorServiceException("Error dowloading url: " + baseUrl);

		}

	}

}