/* -*- tab-width: 4 -*- * * Electric(tm) VLSI Design System * * File: LibFile.java * * Copyright (c) 2003 Sun Microsystems and Static Free Software * * Electric(tm) 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 3 of the License, or * (at your option) any later version. * * Electric(tm) 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 Electric(tm); see the file COPYING.  If not, write to * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, * Boston, Mass 02111-1307, USA. */package com.sun.electric.lib;import com.sun.electric.database.text.TextUtils;import java.net.URL;import java.util.ArrayList;import java.util.List;/** * Class to manage files in the "library area" of Electric */public class LibFile{	/**	 * The constructor for LibFile is never called.	 */	private LibFile() {}	/**	 * Singleton instance of this class used to find the package.	 */	private static final LibFile theOne = new LibFile();	/**	 * Method to find a library file.	 * @param fileName the name of the file in the library area.	 * These files are typically readable dumps of essential files used by everyone.	 * @return the file path.	 */	public static URL getLibFile(String fileName)	{		URL url = theOne.getClass().getResource(fileName);		return url;	}	/**	 * Method to find all files that are SPICE parts libraries.	 * These are the resources in this package that begin with the name "spiceparts".	 * @return an array of strings that name the SPICE parts libraries.	 */	public static String [] getSpicePartsLibraries()	{		// build a list of resources in the library package		List<String> spiceLibNames = new ArrayList<String>();		String classPath = theOne.getClass().getPackage().getName();		List<String> spiceLibs = TextUtils.getAllResources(classPath);		for(String s : spiceLibs)		{			if (s.startsWith("spiceparts"))			{				int dotPos = s.indexOf('.');				if (dotPos > 0) s = s.substring(0, dotPos);				spiceLibNames.add(s);			}		}		// if no names are found, build a fake list		if (spiceLibNames.size() == 0)		{			System.out.println("Warning: Could not find list of built-in Spice libraries");			spiceLibNames.add("spiceparts");			spiceLibNames.add("spicepartsS3");		}		// make the array		String [] libNames = new String[spiceLibNames.size()];		for(int i=0; i<spiceLibNames.size(); i++)			libNames[i] = spiceLibNames.get(i);		return libNames;	}}