com.aspectran.undertow.server.handler.LightRequestHandler Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2024 The Aspectran Project
*
* Licensed 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 com.aspectran.undertow.server.handler;
import com.aspectran.undertow.service.TowService;
import com.aspectran.utils.annotation.jsr305.NonNull;
import io.undertow.server.ExchangeCompletionListener;
import io.undertow.server.HttpHandler;
import io.undertow.server.HttpServerExchange;
import io.undertow.server.handlers.ResponseCodeHandler;
import io.undertow.server.session.Session;
import io.undertow.server.session.SessionConfig;
import io.undertow.server.session.SessionCookieConfig;
import io.undertow.server.session.SessionManager;
/**
* Created: 2019-07-31
*/
public class LightRequestHandler implements HttpHandler {
private final TowService towService;
private final SessionManager sessionManager;
private final SessionConfig sessionConfig;
public LightRequestHandler(TowService towService) {
this(towService, null);
}
public LightRequestHandler(TowService towService, SessionManager sessionManager) {
this(towService, sessionManager, null);
}
public LightRequestHandler(TowService towService, SessionManager sessionManager, SessionConfig sessionConfig) {
this.towService = towService;
this.sessionManager = sessionManager;
if (sessionManager != null) {
this.sessionConfig = (sessionConfig != null ? sessionConfig : new SessionCookieConfig());
} else {
this.sessionConfig = null;
}
}
@Override
public void handleRequest(@NonNull HttpServerExchange exchange) throws Exception {
if (exchange.isInIoThread()) {
exchange.dispatch(this);
} else {
if (sessionManager != null) {
exchange.putAttachment(SessionManager.ATTACHMENT_KEY, sessionManager);
exchange.putAttachment(SessionConfig.ATTACHMENT_KEY, sessionConfig);
UpdateLastAccessTimeListener listener = new UpdateLastAccessTimeListener(sessionManager, sessionConfig);
exchange.addExchangeCompleteListener(listener);
}
boolean processed = towService.service(exchange);
if (!processed) {
ResponseCodeHandler.HANDLE_404.handleRequest(exchange);
}
}
}
private static class UpdateLastAccessTimeListener implements ExchangeCompletionListener {
private final SessionManager sessionManager;
private final SessionConfig sessionConfig;
private UpdateLastAccessTimeListener(SessionManager sessionManager, SessionConfig sessionConfig) {
this.sessionManager = sessionManager;
this.sessionConfig = sessionConfig;
}
@Override
public void exchangeEvent(HttpServerExchange exchange, NextListener next) {
try {
Session session = sessionManager.getSession(exchange, sessionConfig);
if (session != null) {
session.requestDone(exchange);
}
} finally {
next.proceed();
}
}
}
}