DenyIP.java :  » Portal » stringbeans-3.5 » com » nabhinc » condition » Java Open Source

/* 
 * (C) Copyright 2002 Nabh Information Systems, Inc. 
 * 
 * All copyright notices regarding Nabh's products MUST remain
 * intact in the scripts and in the outputted HTML.
 * This program 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 program 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.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software 
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 * 
 */

package com.nabhinc.condition;

import javax.portlet.PortletRequest;
import javax.servlet.http.HttpServletRequest;
import javax.xml.bind.annotation.XmlRootElement;

import com.nabhinc.core.WebServiceRequest;

/**
 * A pre-condition that is satisfied when the user connects from a 
 * set of IP addresses.
 * 
 * @author Padmanabh Dabke
 * (c) 2002 Nabh Information Systems, Inc. All Rights Reserved.
 */
@XmlRootElement(name="deny-ips")
public class DenyIP extends IPCondition implements Condition {

  private static final long serialVersionUID = -3071172988797000202L;
  
  public DenyIP() {
    super();
  }
  
  public DenyIP(String[] ips) {
    super(ips);
  }
  

  /**
   * @see com.nabhinc.condition.Condition#isSatisfied(javax.servlet.http.HttpServletRequest)
   */
  public boolean isSatisfied(HttpServletRequest req, Object target) {

    String addr = req.getRemoteAddr();
    return isSatisfiedHelper(addr);
  }
  
  public boolean isSatisfied(PortletRequest req, Object target) {

    String addr = (String) req.getAttribute(addressAttribute);
    return isSatisfiedHelper(addr);
  }
  
  public boolean isSatisfied(WebServiceRequest req, Object target) {

    String addr = (String) req.getAttribute(addressAttribute);
    return isSatisfiedHelper(addr);
  }
  
  public boolean isSatisfiedHelper(String addr) {
    for (int i = 0; i < addresses.length; i++) {
      if (addresses[i].equals(addr))
        return false;
    }

    return true;

  }
}