authenticationschemesequenceitem.java

这是linux下ssl vpn的实现程序

/*
 *  SSL-Explorer
 *
 *  Copyright (C) 2003-2006 3SP LTD. All Rights Reserved
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License
 *  as published by the Free Software Foundation; either version 2 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public
 *  License along with this program; if not, write to the Free Software
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
			
package com.sslexplorer.security;

import java.util.Iterator;

import com.sslexplorer.table.TableItem;

/**
 * Implementation of a {@link com.sslexplorer.table.TableItem} that is used to
 * wrap {@link com.sslexplorer.security.AuthenticationScheme} objects for
 * display. 
 * 
 * @author Brett Smith <a href="mailto:[e-mail]">&lt;[e-mail]&gt;</a>
 * @version $Revision: 1.3 $
 */
public class AuthenticationSchemeSequenceItem implements TableItem {

    // Private instance variables

    private AuthenticationSchemeSequence sequence;
    private boolean defaultSequence;

    /**
     * Constructor
     * 
     * @param sequence sequence
     */
    public AuthenticationSchemeSequenceItem(AuthenticationSchemeSequence sequence) {
        this.sequence = sequence;
    }

    /**
     * Get the authentication scheme sequence object this item wraps
     * 
     * @return authentication scheme sequence
     */
    public AuthenticationSchemeSequence getSequence() {
        return sequence;
    }

    /**
     * Get a description of the modules that the scheme consists of.
     * 
     * @return description of the modules that the scheme consists of.
     * 
     * TODO This needs to be done in a language neutral way
     */
    public String getDescription() {
        StringBuffer buf = new StringBuffer();
        buf.append("Consists of ");
        buf.append(sequence.getModuleCount());
        if (sequence.getModuleCount() == 1) {
            buf.append(" module");
        } else {
            buf.append(" modules");
        }
        buf.append(".<br/>");
        for (Iterator i = sequence.modules(); i.hasNext();) {
            buf.append("&nbsp;&nbsp;<b>");
            buf.append(i.next());
            buf.append("</b><br/>");
        }
        return buf.toString();
    }

    /**
     * Get whether the authentication scheme this item wraps is the
     * default scheme.
     * 
     * @return true if default authentication scheme
     */
    public boolean getDefault() {
        return defaultSequence;
    }

    /**
     * Set whether this authentication scheme is the default.
     * 
     * @param defaultSequence default authentication scheme sequence
     */
    public void setDefault(boolean defaultSequence) {
        this.defaultSequence = defaultSequence;
    }

    /* (non-Javadoc)
     * @see com.sslexplorer.table.TableItem#getColumnValue(int)
     */
    public Object getColumnValue(int col) {
        switch (col) {
            case 0:
                return getSequence().getSchemeName();
            case 1:
                return Boolean.valueOf(getSequence().getEnabled());
            default:
                return Boolean.valueOf(getDefault());
        }
    }

}