bytearrayoutputstreamdemo.java~1~

来自「java2参考大全上的例子的源码和自己的理解.」· JAVA~1~ 代码 · 共 42 行

package ytearrayoutputstream;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2005</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

// Demonstrate ByteArrayOutputStream.
import java.io.*;

class ByteArrayOutputStreamDemo {
  public static void main(String args[]) throws IOException {
    ByteArrayOutputStream f = new ByteArrayOutputStream();
    String s = "This should end up in the array";
    byte buf[] = s.getBytes();

    f.write(buf);
    System.out.println("Buffer as a string");
    System.out.println(f.toString());
    System.out.println("Into array");
    byte b[] = f.toByteArray();
    for (int i = 0; i < b.length; i++) {
      System.out.print( (char) b[i]);
    }
    System.out.println("\nTo an OutputStream()");
    OutputStream f2 = new FileOutputStream("test.txt");

    f.writeTo(f2);
    f2.close();
    System.out.println("Doing a reset");
    f.reset();
    for (int i = 0; i < 3; i++) {
      f.write('X');
    }
    System.out.println(f.toString());
  }
}