/*
* JBoss, Home of Professional Open Source.
* Copyright 2012 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.servlet.spec;
import java.util.Enumeration;
import java.util.Set;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpSessionBindingEvent;
import javax.servlet.http.HttpSessionBindingListener;
import javax.servlet.http.HttpSessionContext;
import io.undertow.server.HttpServerExchange;
import io.undertow.server.session.Session;
import io.undertow.servlet.UndertowServletMessages;
import io.undertow.servlet.core.ApplicationListeners;
import io.undertow.servlet.util.IteratorEnumeration;
/**
* @author Stuart Douglas
*/
public class HttpSessionImpl implements HttpSession {
private final Session session;
private final ServletContext servletContext;
private final ApplicationListeners applicationListeners;
private final HttpServerExchange exchange;
private final boolean newSession;
private volatile boolean invalid;
public HttpSessionImpl(final Session session, final ServletContext servletContext, final ApplicationListeners applicationListeners, final HttpServerExchange exchange, final boolean newSession) {
this.session = session;
this.servletContext = servletContext;
this.applicationListeners = applicationListeners;
this.exchange = exchange;
this.newSession = newSession;
}
@Override
public long getCreationTime() {
return session.getCreationTime();
}
@Override
public String getId() {
return session.getId();
}
@Override
public long getLastAccessedTime() {
return session.getLastAccessedTime();
}
@Override
public ServletContext getServletContext() {
return servletContext;
}
@Override
public void setMaxInactiveInterval(final int interval) {
session.setMaxInactiveInterval(interval);
}
@Override
public int getMaxInactiveInterval() {
return session.getMaxInactiveInterval();
}
@Override
public HttpSessionContext getSessionContext() {
return null;
}
@Override
public Object getAttribute(final String name) {
return session.getAttribute(name);
}
@Override
public Object getValue(final String name) {
return getAttribute(name);
}
@Override
public Enumeration<String> getAttributeNames() {
return new IteratorEnumeration<String>(session.getAttributeNames().iterator());
}
@Override
public String[] getValueNames() {
Set<String> names = session.getAttributeNames();
String[] ret = new String[names.size()];
int i = 0;
for (String name : names) {
ret[i++] = name;
}
return ret;
}
@Override
public void setAttribute(final String name, final Object value) {
if (value == null) {
removeAttribute(name);
} else {
Object old = session.setAttribute(name, value);
if (old == null) {
applicationListeners.httpSessionAttributeAdded(this, name, value);
} else if (old != value) {
if (old instanceof HttpSessionBindingListener) {
((HttpSessionBindingListener) old).valueUnbound(new HttpSessionBindingEvent(this, name, old));
}
applicationListeners.httpSessionAttributeReplaced(this, name, old);
}
if (value instanceof HttpSessionBindingListener) {
((HttpSessionBindingListener) value).valueBound(new HttpSessionBindingEvent(this, name, value));
}
}
}
@Override
public void putValue(final String name, final Object value) {
setAttribute(name, value);
}
@Override
public void removeAttribute(final String name) {
Object old = session.removeAttribute(name);
if (old != null) {
applicationListeners.httpSessionAttributeRemoved(this, name, old);
if (old instanceof HttpSessionBindingListener) {
((HttpSessionBindingListener) old).valueUnbound(new HttpSessionBindingEvent(this, name, old));
}
}
}
@Override
public void removeValue(final String name) {
removeAttribute(name);
}
@Override
public void invalidate() {
invalid = true;
applicationListeners.sessionDestroyed(this);
session.invalidate(exchange);
}
@Override
public boolean isNew() {
if (invalid) {
throw UndertowServletMessages.MESSAGES.sessionIsInvalid();
}
return newSession;
}
public Session getSession() {
return session;
}
public boolean isInvalid() {
return invalid;
}
}