txttodata.java

来自「一个可以把打包成不能用文本编辑器打开的文件用流的形式读出来的工具类,同时可以读取」· Java 代码 · 共 66 行

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2007</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */

import java.io.*;
import java.util.Vector;

public class TxtToData
{
  public TxtToData()
  {

  }

  public static void main(String[] args)
  {
    TxtToData ttd = new TxtToData();
    if (args != null && args.length >= 2)
    {
      String infile = args[0];
      String outfile = args[1];
      Vector lines = new Vector();
      String line = null;
      try
      {
        System.out.println("Reading source file :" + infile);
        LineNumberReader lr = new LineNumberReader(new FileReader(infile));
        while ( (line = lr.readLine()) != null)
        {
          lines.add(line);
        }
        lr.close();
        int linescount = lines.size();
        System.out.println("Number of lines in source file :" + linescount);
        System.out.println("Writing destination file :" + outfile);
        DataOutputStream dos = new DataOutputStream(new FileOutputStream(outfile));
        dos.writeInt(linescount);
        for (int i = 0; i < linescount; i++)
        {
          line = (String) lines.elementAt(i);
          dos.writeUTF(line);
        }
        dos.close();
        System.out.println("Done.");
      }
      catch (Exception ex)
      {
        ex.printStackTrace();
      }
    }
    else
    {
      System.out.println("Usage : TxtToData <infile> <outfile>");
    }
  }
}