txtcopy.java

来自「java网络高级编程的配套源码,java网络高级编程为清华出版社出版.」· Java 代码 · 共 39 行

/*源程序清单7-3*/

class TxtCopy
{
	public static void main(String[] args)
  {
		byte b1=new byte[255];
    byte b2=new byte[255];
		byte b3=new byte[2056];
    byte b4=new byte[2056];
    try
    {
    	System.out.println("请输入源文件名称：\n");
	    System.in.read(b1,0,255);
	    System.out.println("\n请输入目的文件名称：\n");
	    System.in.read(b2,0,255);
	    String sourceName=new String(b1,0);
	    String desName=new String(b2,0);
	    FileInputStream fileInput=new FileInputStream(sourceName);
	    int bytes1=fileInput.read(b3,0,2056);
      String sourceFile=new String(b3,0,0,bytes1);
      FileOutputStream fileOutput=new FileOutputStream(desName);
      FileOutput.write(b3,0,bytes1);
      fileInput=new FileInputStream(desName);
      int bytes2=fileInput.read(b4,0,2056);
      String desFile=new String(b4,0,0,bytes2);
      System.out.println("\n源文件内容为：\n");
      System.out.println(sourceFile);
      System.out.println("\n目的文件内容为：\n);
      System.out.println(desFile);
      }
      catch(Exception e)
      {
        System.out.println(e.toString());
      }
    }
  }