/*
* JBoss, Home of Professional Open Source.
* Copyright 2014 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* 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 io.undertow.util;
import io.undertow.
UndertowMessages;
import io.undertow.server.
HttpServerExchange;
import io.undertow.server.session.
Session;
import io.undertow.server.session.
SessionConfig;
import io.undertow.server.session.
SessionManager;
/**
* Utility class for working with sessions.
*
* @author Stuart Douglas
*/
public class
Sessions {
/**
* Gets the active session, returning null if one is not present.
* @param exchange The exchange
* @return The session
*/
public static
Session getSession(final
HttpServerExchange exchange) {
return
getSession(
exchange, false);
}
/**
* Gets the active session, creating a new one if one does not exist
* @param exchange The exchange
* @return The session
*/
public static
Session getOrCreateSession(final
HttpServerExchange exchange) {
return
getSession(
exchange, true);
}
private static
Session getSession(final
HttpServerExchange exchange, boolean
create) {
SessionManager sessionManager =
exchange.
getAttachment(
SessionManager.
ATTACHMENT_KEY);
SessionConfig sessionConfig =
exchange.
getAttachment(
SessionConfig.
ATTACHMENT_KEY);
if(
sessionManager == null) {
throw
UndertowMessages.
MESSAGES.
sessionManagerNotFound();
}
Session session =
sessionManager.
getSession(
exchange,
sessionConfig);
if(
session == null &&
create) {
session =
sessionManager.
createSession(
exchange,
sessionConfig);
}
return
session;
}
private
Sessions () {}
}