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Issue #1643 Configure selectors for AbstractProxyServlet

This commit is contained in:
Greg Wilkins 2017-06-27 10:36:17 +02:00 committed by Joakim Erdfelt
parent c6d45c0af1
commit 27d85cb77e
1 changed files with 9 additions and 2 deletions
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11
jetty-proxy/src/main/java/org/eclipse/jetty/proxy/AbstractProxyServlet.java
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@ -44,6 +44,7 @@ import org.eclipse.jetty.client.HttpClient;
import org.eclipse.jetty.client.ProtocolHandlers; import org.eclipse.jetty.client.ProtocolHandlers;
import org.eclipse.jetty.client.api.Request; import org.eclipse.jetty.client.api.Request;
import org.eclipse.jetty.client.api.Response; import org.eclipse.jetty.client.api.Response;
import org.eclipse.jetty.client.http.HttpClientTransportOverHTTP;
import org.eclipse.jetty.http.HttpField; import org.eclipse.jetty.http.HttpField;
import org.eclipse.jetty.http.HttpHeader; import org.eclipse.jetty.http.HttpHeader;
import org.eclipse.jetty.http.HttpHeaderValue; import org.eclipse.jetty.http.HttpHeaderValue;
@ -259,7 +260,7 @@ public abstract class AbstractProxyServlet extends HttpServlet
* </tr> * </tr>
* </tbody> * </tbody>
* </table> * </table>
* * @see #newHttpClient()
* @return a {@link HttpClient} configured from the {@link #getServletConfig() servlet configuration} * @return a {@link HttpClient} configured from the {@link #getServletConfig() servlet configuration}
* @throws ServletException if the {@link HttpClient} cannot be created * @throws ServletException if the {@link HttpClient} cannot be created
*/ */
@ -340,11 +341,17 @@ public abstract class AbstractProxyServlet extends HttpServlet
} }
/** /**
* The servlet init parameter 'selectors' can be set for the number of
* selector threads to be used by the HttpClient.
* @return a new HttpClient instance * @return a new HttpClient instance
*/ */
protected HttpClient newHttpClient() protected HttpClient newHttpClient()
{ {
return new HttpClient(); int selectors = (Runtime.getRuntime().availableProcessors() + 1) / 2;
String value = getServletConfig().getInitParameter("selectors");
if (value != null)
selectors = Integer.parseInt(value);
return new HttpClient(new HttpClientTransportOverHTTP(selectors),null);
} }
protected HttpClient getHttpClient() protected HttpClient getHttpClient()