/*
Copyright (c) 2003 eInnovation Inc. All rights reserved
This library is free software; you can redistribute it and/or modify it under the terms
of the GNU Lesser General Public License as published by the Free Software Foundation;
either version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU Lesser General Public License for more details.
*/
package com.openedit.util.strainer;
import javax.servlet.ServletRequest;
import com.openedit.WebPageRequest;
/**
* This filter only passes users that have a certain permission.
*
* @author Eric Galluzzo
*/
public class RequestAttributeFilter extends BaseFilter
{
protected String fieldAttribute;
/**
* Construct a filter that passes all users.
*
* @see #setPermission(String)
*/
public RequestAttributeFilter()
{
super();
}
/**
* Construct a filter that only passes users that have the given permission.
*
* @param inPermission The permission to check for
* @param inEq DOCME
*/
public RequestAttributeFilter(String inPermission, String inEq)
{
setAttribute(inPermission);
setEquals(inEq);
}
/**
* Sets the permission to check for.
*
* @param permission The permission to check for
*/
public void setAttribute(String permission)
{
fieldAttribute = permission;
}
/**
* Returns the permission to check for.
*
* @return String
*/
public String getAttribute()
{
return fieldAttribute;
}
/**
* DOCUMENT ME!
*
* @param inString
*/
public void setEquals(String inString)
{
setValue(inString);
}
/**
* DOCUMENT ME!
*
* @return
*/
public String getEquals()
{
return fieldValue;
}
/**
* @see com.openedit.util.strainer.Filter#passes(java.lang.Object)
*/
public boolean passes(Object inObj) throws FilterException, ClassCastException
{
WebPageRequest req = (WebPageRequest) inObj;
ServletRequest request = req.getRequest();
if (request == null)
{
return false;
}
String att = (String) request.getAttribute(getAttribute());
return (getAttribute() == null) || getEquals().equalsIgnoreCase(att);
}
public String toString()
{
return getAttribute() + " Parameter=" + getEquals();
}
}