Java ByteBuffer get and set float type data

import java.nio.ByteBuffer;

public class Main {
  public static void main(String[] argv) throws Exception {
    ByteBuffer buf = ByteBuffer.allocate(100);

    // Put values of different types
    buf.putFloat(12.3F);/*  w  ww  .  j a  va2s .co  m*/

    // Reset position for reading
    buf.flip();

    // Retrieve the values
    float f = buf.getFloat();
    
    System.out.println(f);

  }
}