/*
* Copyright 2012 the original author or authors.
*
* 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.
*
* Ben Lucchesi
* ben@granicus.com or benlucchesi@gmail.com
*/
package com.granicus.grails.plugins.cookiesession;
import javax.servlet.http.HttpSession;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpSessionContext;
import javax.servlet.http.HttpSessionBindingListener;
import javax.servlet.http.HttpSessionBindingEvent;
import java.io.Serializable;
import java.util.Enumeration;
import java.util.Iterator;
import java.util.HashMap;
import org.apache.log4j.Logger;
public class SerializableSession implements HttpSession, Serializable {
final static Logger log = Logger.getLogger(SerializableSession.class.getName());
// borrowed from other cookie session plugin to fake a session context
@SuppressWarnings("deprecation") /* ServletAPI */
transient private final javax.servlet.http.HttpSessionContext SESSION_CONTEXT = new javax.servlet.http.HttpSessionContext() {
public HttpSession getSession(String sessionId) {
return null;
}
public Enumeration<String> getIds() {
return SESSION_CONTEXT_ID_ENUM;
}
};
transient private final Enumeration<String> SESSION_CONTEXT_ID_ENUM = new Enumeration<String>() {
public String nextElement() {
return null;
}
public boolean hasMoreElements() {
return false;
}
};
public final long serialVersionUID = 42L;
private long creationTime = 0;
private long lastAccessedTime = 0;
private HashMap<String,Serializable> attributes;
private Boolean isValid = true;
transient private ServletContext servletContext;
transient private boolean newSession;
transient private int maxInactiveInterval;
public SerializableSession(){
this.creationTime = System.currentTimeMillis();
this.lastAccessedTime = this.creationTime;
this.attributes = new HashMap<String,Serializable>();
}
public long getCreationTime(){
return ( creationTime );
}
public String getId(){
return ( "simplesession" );
}
public void setLastAccessedTime(long lastAccessedTime){
this.lastAccessedTime = lastAccessedTime;
}
public long getLastAccessedTime(){
return ( lastAccessedTime );
}
public ServletContext getServletContext(){
return ( servletContext );
}
public void setServletContext(ServletContext servletContext){
this.servletContext = servletContext;
}
public void setMaxInactiveInterval(int interval){
maxInactiveInterval = interval;
}
public int getMaxInactiveInterval(){
return ( maxInactiveInterval );
}
public HttpSessionContext getSessionContext(){
return SESSION_CONTEXT;
}
public Object getAttribute(String name){
return ( attributes.get(name) );
}
public Object getValue(String name){
return getAttribute(name);
}
public Enumeration getAttributeNames(){
final Iterator<String> keys = attributes.keySet().iterator();
final Enumeration names = new Enumeration(){
public boolean hasMoreElements(){ return keys.hasNext(); }
public Object nextElement(){ return keys.next(); }
};
return ( names );
}
public String[] getValueNames(){
return ( attributes.keySet().toArray( new String[0] ) );
}
public void setAttribute(String name, Object value){
attributes.put(name,(Serializable)value);
if( value != null && value instanceof HttpSessionBindingListener ){
try{
((HttpSessionBindingListener)value).valueBound(new HttpSessionBindingEvent(this,name));
}
catch( Exception excp ){
log.error(excp);
}
}
}
public void putValue(String name, Object value){
this.setAttribute(name,value);
}
public void removeAttribute(String name){
Object value = attributes.remove(name);
if( value != null && value instanceof HttpSessionBindingListener ){
try{
((HttpSessionBindingListener)value).valueUnbound( new HttpSessionBindingEvent(this,name));
}
catch( Exception excp ){
log.error(excp);
}
}
}
public void removeValue(String name){
this.removeAttribute(name);
}
public void invalidate(){
isValid = false;
}
protected void setIsNewSession( boolean isNewSession ){
this.newSession = isNewSession;
}
public boolean isNew(){
return ( this.newSession );
}
}