com.sun.electric.lib.LibFile Maven / Gradle / Ivy
/* -*- tab-width: 4 -*-
*
* Electric(tm) VLSI Design System
*
* File: LibFile.java
*
* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
*
* 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.util.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 spiceLibNames = new ArrayList();
String classPath = theOne.getClass().getPackage().getName();
List 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