Fake session
/*
* Copyright 2005 Joe Walker
*
* 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.
*/
import java.util.Collections;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Map;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpSession;
/**
* For the benefit of anyone that wants to create a fake HttpSession
* that doesn't do anything other than not be null.
* @author Joe Walker [joe at getahead dot ltd dot uk]
*/
public class FakeHttpSession implements HttpSession
{
/**
* Setup the creation time
*/
public FakeHttpSession()
{
creationTime = System.currentTimeMillis();
}
/**
* Setup the creation time
* @param id The new session id
*/
public FakeHttpSession(String id)
{
this.id = id;
creationTime = System.currentTimeMillis();
}
/* (non-Javadoc)
* @see javax.servlet.http.HttpSession#getCreationTime()
*/
public long getCreationTime()
{
return creationTime;
}
/* (non-Javadoc)
* @see javax.servlet.http.HttpSession#getId()
*/
public String getId()
{
if (id == null)
{
System.out.println("Inventing data in FakeHttpSession.getId() to remain plausible.");
id = "fake";
}
return id;
}
/* (non-Javadoc)
* @see javax.servlet.http.HttpSession#getLastAccessedTime()
*/
public long getLastAccessedTime()
{
return creationTime;
}
/* (non-Javadoc)
* @see javax.servlet.http.HttpSession#getServletContext()
*/
public ServletContext getServletContext()
{
return null;
}
/* (non-Javadoc)
* @see javax.servlet.http.HttpSession#setMaxInactiveInterval(int)
*/
public void setMaxInactiveInterval(int maxInactiveInterval)
{
this.maxInactiveInterval = maxInactiveInterval;
}
/* (non-Javadoc)
* @see javax.servlet.http.HttpSession#getMaxInactiveInterval()
*/
public int getMaxInactiveInterval()
{
return maxInactiveInterval;
}
/**
* @see javax.servlet.http.HttpSession#getSessionContext()
* @deprecated
*/
@SuppressWarnings({"UnnecessaryFullyQualifiedName"})
@Deprecated
public javax.servlet.http.HttpSessionContext getSessionContext()
{
return null;
}
/* (non-Javadoc)
* @see javax.servlet.http.HttpSession#getAttribute(java.lang.String)
*/
public Object getAttribute(String name)
{
return attributes.get(name);
}
/* (non-Javadoc)
* @see javax.servlet.http.HttpSession#getValue(java.lang.String)
*/
@Deprecated
public Object getValue(String name)
{
return attributes.get(name);
}
/* (non-Javadoc)
* @see javax.servlet.http.HttpSession#getAttributeNames()
*/
public Enumeration<String> getAttributeNames()
{
return Collections.enumeration(attributes.keySet());
}
/* (non-Javadoc)
* @see javax.servlet.http.HttpSession#getValueNames()
*/
@Deprecated
public String[] getValueNames()
{
return attributes.keySet().toArray(new String[attributes.keySet().size()]);
}
/* (non-Javadoc)
* @see javax.servlet.http.HttpSession#setAttribute(java.lang.String, java.lang.Object)
*/
public void setAttribute(String name, Object value)
{
attributes.put(name, value);
}
/* (non-Javadoc)
* @see javax.servlet.http.HttpSession#putValue(java.lang.String, java.lang.Object)
*/
@Deprecated
public void putValue(String name, Object value)
{
attributes.put(name, value);
}
/* (non-Javadoc)
* @see javax.servlet.http.HttpSession#removeAttribute(java.lang.String)
*/
public void removeAttribute(String name)
{
attributes.remove(name);
}
/* (non-Javadoc)
* @see javax.servlet.http.HttpSession#removeValue(java.lang.String)
*/
@Deprecated
public void removeValue(String name)
{
attributes.remove(name);
}
/* (non-Javadoc)
* @see javax.servlet.http.HttpSession#invalidate()
*/
public void invalidate()
{
}
/* (non-Javadoc)
* @see javax.servlet.http.HttpSession#isNew()
*/
public boolean isNew()
{
return true;
}
/**
* The session id
*/
private String id = null;
/**
* The list of attributes
*/
private Map<String, Object> attributes = new HashMap<String, Object>();
/**
* When were we created
*/
private long creationTime;
/**
* How long before we timeout?
*/
private int maxInactiveInterval = 30 * 60 * 1000;
}
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