/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.jooby.internal.jetty;
import java.io.IOException;
import javax.servlet.MultipartConfigElement;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.eclipse.jetty.server.Request;
import org.eclipse.jetty.server.Response;
import org.eclipse.jetty.server.handler.AbstractHandler;
import org.eclipse.jetty.websocket.server.WebSocketServerFactory;
import org.jooby.MediaType;
import org.jooby.Sse;
import org.jooby.servlet.ServletServletRequest;
import org.jooby.servlet.ServletUpgrade;
import org.jooby.spi.HttpHandler;
import org.jooby.spi.NativePushPromise;
import org.jooby.spi.NativeWebSocket;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class JettyHandler extends AbstractHandler {
/** The logging system. */
private final Logger log = LoggerFactory.getLogger(getClass());
private HttpHandler dispatcher;
private WebSocketServerFactory webSocketServerFactory;
private String tmpdir;
private MultipartConfigElement multiPartConfig;
public JettyHandler(final HttpHandler dispatcher,
final WebSocketServerFactory webSocketServerFactory, final String tmpdir,
final int fileSizeThreshold) {
this.dispatcher = dispatcher;
this.webSocketServerFactory = webSocketServerFactory;
this.tmpdir = tmpdir;
this.multiPartConfig = new MultipartConfigElement(tmpdir, -1L, -1L, fileSizeThreshold);
this.addManaged(webSocketServerFactory);
}
@Override
public void handle(final String target, final Request baseRequest,
final HttpServletRequest request, final HttpServletResponse response) throws IOException,
ServletException {
try {
baseRequest.setHandled(true);
String type = baseRequest.getContentType();
boolean multipart = false;
if (type != null && type.toLowerCase().startsWith(MediaType.multipart.name())) {
baseRequest.setAttribute(Request.__MULTIPART_CONFIG_ELEMENT, multiPartConfig);
multipart = true;
}
ServletServletRequest nreq = new ServletServletRequest(request, tmpdir, multipart)
.with(upgrade(baseRequest, request, response, webSocketServerFactory));
dispatcher.handle(nreq, new JettyResponse(nreq, response));
} catch (IOException | ServletException | RuntimeException ex) {
baseRequest.setHandled(false);
log.error("execution of: " + target + " resulted in error", ex);
throw ex;
} catch (Throwable ex) {
baseRequest.setHandled(false);
log.error("execution of: " + target + " resulted in error", ex);
throw new IllegalStateException(ex);
}
}
private static ServletUpgrade upgrade(final Request baseRequest, final HttpServletRequest request,
final HttpServletResponse response, final WebSocketServerFactory webSocketServerFactory) {
return new ServletUpgrade() {
@SuppressWarnings("unchecked")
@Override
public <T> T upgrade(final Class<T> type) throws Exception {
if (type == NativeWebSocket.class
&& webSocketServerFactory.isUpgradeRequest(request, response)
&& webSocketServerFactory.acceptWebSocket(request, response)) {
String key = JettyWebSocket.class.getName();
NativeWebSocket ws = (NativeWebSocket) request.getAttribute(key);
if (ws != null) {
request.removeAttribute(key);
return (T) ws;
}
} else if (type == Sse.class) {
return (T) new JettySse(baseRequest, (Response) response);
} else if (type == NativePushPromise.class) {
return (T) new JettyPush(baseRequest);
}
throw new UnsupportedOperationException("Not Supported: " + type);
}
};
}
}