package at.gv.egiz.eaaf.core.impl.http;

import java.net.UnknownHostException;
import java.util.Arrays;

import javax.net.ssl.SSLException;

import org.apache.hc.client5.http.HttpRequestRetryStrategy;
import org.apache.hc.client5.http.impl.DefaultHttpRequestRetryStrategy;
import org.apache.hc.core5.util.TimeValue;

public class EaafHttpRequestRetryHandler extends DefaultHttpRequestRetryStrategy implements
    HttpRequestRetryStrategy {

  /**
   * Create the request retry handler using the following list of non-retriable.
   * IOException classes: <br>
   * <ul>
   * <li>UnknownHostException</li>
   * <li>SSLException</li>
   * </ul>
   * HTTP StatusCodes:
   * <ul>
   * <li>429</li>
   * <li>502</li>
   * </ul>
   * After two seconds if no {@code Retry-After} header was set.
   *
   * @param retryCount how many times to retry; 0 means no retries
   */
  public EaafHttpRequestRetryHandler(final int retryCount) {
    super(retryCount, TimeValue.ofSeconds(2),
        Arrays.asList(
            UnknownHostException.class,
            SSLException.class),
        Arrays.asList(429, 502));

  }

}