/* -*- tab-width: 4 -*-
*
* Electric(tm) VLSI Design System
*
* File: BookshelfWeights.java
*
* Copyright (c) 2010, 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.tool.io.input.bookshelf;
import com.sun.electric.tool.io.input.bookshelf.BookshelfNodes.BookshelfNode;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.StringTokenizer;
/**
* @author Felix Schmidt
*
*/
public class BookshelfWeights implements BookshelfInputParser<Void> {
private String nodesFile;
public BookshelfWeights(String nodesFile) {
this.nodesFile = nodesFile;
}
/*
* (non-Javadoc)
*
* @see
* com.sun.electric.tool.io.input.bookshelf.BookshelfInputParser#parse()
*/
public Void parse() throws IOException {
// Job.getUserInterface().setProgressNote("Parse Weights File");
BufferedReader rin;
try
{
File file = new File(nodesFile);
FileReader freader = new FileReader(file);
rin = new BufferedReader(freader);
} catch (FileNotFoundException e) {
System.out.println("ERROR: Cannot find Bookshelf Weights file: " + nodesFile);
return null;
}
String line;
while ((line = rin.readLine()) != null) {
if (line.startsWith(" ")) {
StringTokenizer tokenizer = new StringTokenizer(line, " ");
int i = 0;
String node = null;
int weight = 1;
while (tokenizer.hasMoreElements())
{
String nt = tokenizer.nextToken();
if (i == 0) {
node = nt;
} else if (i == 1)
{
try{
weight = Integer.parseInt(nt);
} catch (Exception e)
{
weight = Integer.MAX_VALUE;
System.out.println("Invalid weight integer for node '" + node + "' : " + nt +
". Assigning " + weight);
}
} else {
; //tokenizer.nextToken(); // nothing to do
}
i++;
}
BookshelfNode bn = BookshelfNode.findNode(node);
if (bn != null)
bn.setWeight(weight);
}
}
return null;
}
}