Test the effects of buffer flipping : CharBuffer « File « Java Tutorial

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2. File
3. CharBuffer

import java.nio.CharBuffer;

/**
 * Test the effects of buffer flipping.
 * 
 */
public class MainClass {
  public static void main(String[] argv) throws Exception {
    CharBuffer cb = CharBuffer.allocate(15);

    cb.put("Hello World");
    println(cb);

    cb.flip();
    println(cb);

    cb.flip();
    println(cb);
  }

  private static void println(CharBuffer cb) {
    System.out.println("pos=" + cb.position() + ", limit=" + cb.limit() + ": '" + cb + "'");
  }
}