systemtempfile.java

为了下东西 随便发了个 datamining 的源代码

/*
 *    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.
 */

/*
 * Created on 2006/08/25
 *
 * @Author: Xiaojun Chen
 * $Revision$ 1.0
 *
 */

package eti.bi.common.System;

import java.io.File;

public class SystemTempFile {
	private static String TEMP_HOME="";
	
	public static void initialize() throws Exception{
		TEMP_HOME = SysConfig.getProperty("temp");
		check();
	}
	
	/**
	 * check the structure of temp
	 * */
	private static void check() throws Exception{
		//check cases home
		File ahome = new File(getCaseTempHome());
		if(!(ahome.exists()&&ahome.isDirectory())) {
			ahome.mkdir();
		}
		
		if(!ahome.exists()) {
			throw new Exception("Can't create datas temp home: "+getCaseTempHome());
		}
		
		
		//check plug-in lib temp home
		ahome = new File(getTempLibHome());
		if(!(ahome.exists()&&ahome.isDirectory())) {
			ahome.mkdir();
		}
		
		if(!ahome.exists()) {
			System.err.println("Cann't create plug-in temp lib directory: "+getTempLibHome());
		}
	}
	
	public static String getCaseTempHome() {
		return TEMP_HOME+File.separator+"CASES";
	}

	
	public static String getTempLibHome() {
		return TEMP_HOME+File.separator+"TEMP_PLUGIN_LIB";
	}
	
	public static void clear() {
		//clear datas temp files
		File ahome = new File(getCaseTempHome());
		if(ahome.exists()) {
			SysConfig.deleteAllFile(ahome);
		}
		
	}
}