configuration.java

来自「tinyos最新版」· Java 代码 · 共 171 行

/*									tab:4
 * "Copyright (c) 2000-2003 The Regents of the University  of California.  
 * All rights reserved.
 *
 * Permission to use, copy, modify, and distribute this software and its
 * documentation for any purpose, without fee, and without written agreement is
 * hereby granted, provided that the above copyright notice, the following
 * two paragraphs and the author appear in all copies of this software.
 * 
 * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
 * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
 * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * 
 * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
 * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS."
 *
 * Copyright (c) 2002-2003 Intel Corporation
 * All rights reserved.
 *
 * This file is distributed under the terms in the attached INTEL-LICENSE     
 * file. If you do not find these files, copies can be found by writing to
 * Intel Research Berkeley, 2150 Shattuck Avenue, Suite 1300, Berkeley, CA, 
 * 94704.  Attention:  Intel License Inquiry.
 */
/* Authors:	Phil Levis <[e-mail]>
 * Date:        Sep 30 2003
 * Desc:        Main window for script injector.
 *
 */

/**
 * @author Phil Levis <[e-mail]>
 */


package net.tinyos.script;

import java.awt.*;
import java.awt.event.*;
import java.awt.font.*;
import java.io.*;
import java.net.*;
import java.util.*;
import javax.swing.*;
import javax.swing.border.*;

import net.tinyos.message.*;
import net.tinyos.packet.*;
import net.tinyos.util.*;
import net.tinyos.script.tree.*;

public class Configuration {
  private Vector primitives = new Vector();
  private DFTokenizer tokenizer;
  private String className;
  private String name;
  private String desc;
  
  public Configuration(String filename) throws Exception {
	FileReader reader = new FileReader(filename);
	tokenizer = new DFTokenizer(reader);
	while(tokenizer.hasMoreStatements()) {
	  readEntry();
	}
  }

  public Enumeration primitives() {
	return PrimitiveSet.primitiveNames();
  }

  public String constantClassName() {
	return className;
  }

    public String vmName() {
	return name;
    }

    public String desc() {
	return desc;
    }
    
  private void readEntry() throws ConfigurationException, IOException {
	DFStatement stmt = null;
	stmt = tokenizer.nextStatement();
	if (stmt == null) {
	  return;
	}
	else if (stmt.getType().equals("VM")) {
	    readVM(stmt);
	}
	else if (stmt.getType().equals("PRIMITIVE")) {
	  PrimitiveSet.addPrimitive(new Primitive(stmt));
	}
  }
  
  
  private void readVM(DFStatement stmt) throws ConfigurationException {
    if ((className = stmt.get("className")) == null) 
      throw new ConfigurationException("No class name specified for the VM constants.");
    if ((name = stmt.get("name")) == null)
      name = "NONE";
    if ((desc = stmt.get("desc")) == null) 
      desc = "NONE";
  }
  
  /*
  private void readPrimitive(ConfStatement stmt) {
    String name;
	String opcode;
    String desc;
    String s;
    int numParams = 0;
	int[] params = null;
	boolean returnVal = false;
	String returnType = "";

    if ((name = stmt.get("name")) == null) 
      name = "UNKNOWN";
    if ((opcode = stmt.get("opcode")) == null)
      opcode = "halt";
    if ((desc = stmt.get("desc")) == null) 
      desc = "NONE";
    if ((s = stmt.get("numParams")) != null) {
      numParams = Integer.parseInt(s);
    }
    if ((s = stmt.get("params")) != null) {
      params = strToArray(s, numParams);
    }
    if ((s = stmt.get("returnVal")) != null) {
      if (s.equals("true"))
        returnVal = true;
    }
    
    Primitive p = new Primitive(name, opcode, numParams, params, returnVal);
    p.setDescription(desc);
    PrimitiveSet.addPrimitive(p);
  }
  
  public int[] strToArray(String num, int numParams) {
    int[] numArr = new int[numParams];
    int numInt = Integer.parseInt(num);
    
    for (int i = numParams - 1; i > -1; i--) {
      numArr[i] = numInt % 10;
      numInt /= 10;
    }
    
    return numArr;
  }
  */
  public static void main(String[] args) throws Exception {
	String arg = "test.txt";
	if (args.length > 0) {
      arg = args[0];
	}
	Configuration cf = new Configuration(arg);
	System.out.println("File: " + cf.constantClassName());
	Enumeration enum = PrimitiveSet.primitiveNames();
	while (enum.hasMoreElements()) {
      String name = (String)enum.nextElement();
      System.out.println(PrimitiveSet.getPrimitive(name));
	}
  }
  
}