dependency.java

一个很好的LIBSVM的JAVA源码。对于要研究和改进SVM算法的学者。可以参考。来自数据挖掘工具YALE工具包。

/*
 *  YALE - Yet Another Learning Environment
 *  Copyright (C) 2001-2004
 *      Simon Fischer, Ralf Klinkenberg, Ingo Mierswa, 
 *          Katharina Morik, Oliver Ritthoff
 *      Artificial Intelligence Unit
 *      Computer Science Department
 *      University of Dortmund
 *      44221 Dortmund,  Germany
 *  email: [e-mail]
 *  web:   http://yale.cs.uni-dortmund.de/
 *
 *  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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 *  USA.
 */
package edu.udo.cs.yale.tools.plugin;

import java.util.List;
import java.util.Iterator;

/** A plugin dependency defines the name and version of a desired plugin. 
 *
 *  @version $Id: Dependency.java,v 1.1 2004/09/10 19:07:40 ingomierswa Exp $ 
 */
public class Dependency {

    /** The name of the desired plugin. */
    private String name;
    /** The version of the desired plugin. */
    private String version;

    /** Create a new plugin dependency. */
    public Dependency(String name, String version) {
	this.name = name;
	this.version = version;
    }

    /** Returns true if the list contains a plugin with the desired name and version. */
    public boolean isFulfilled(List plugins) {
	Iterator i = plugins.iterator();
	while (i.hasNext()) {
	    Plugin plugin = (Plugin)i.next();
	    if ((plugin.getName().equals(this.name)) &&
		(plugin.getVersion().compareTo(this.version) >= 0))
		return true;
	}
	return false;
    }

    public String toString() {
	return name + " (" + version + ")";
    }
}