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ShortBuffer in java, How to rewind a short buffer in java.
Posted on: August 13, 2010 at 12:00 AM
In this tutorial, you will see how to rewind a short buffer in java.

ShortBuffer in java, How to rewind a short buffer in java.

In this tutorial, we will see how to rewind a short buffer in java.

ShortBuffer API:

The java.nio.ShortBuffer class extends java.nio.Buffer class. It provides the following methods:

Return type Method Description
static ShortBuffer allocate(int capacity)  The allocate(..)method allocate a new short buffer.
 ShortBuffer put(short [] array) The put(..)method transfer the content of a short array into short buffer.

Buffer API:

The java.nio.Buffer class extends java.lang.Object class. It provides the following methods:

Return type Method Description
final boolean hasRemaining() The hasRemaining() method tell whether there are any elements in buffer or not.
final Buffer rewind() The rewind() method set the position zero and content not change.

   Code

import java.nio.*;
import java.nio.ShortBuffer;

public class RewindShortBuff {
  public static void main(String[] args) {
ShortBuffer shortBuf = ShortBuffer.allocate(556);
    shortBuf.put((short) 12);
    shortBuf.put((short) 21);
    shortBuf.put((short) 87);
    shortBuf.put((short) 34);
    shortBuf.put((short) 12);
    shortBuf.flip();
System.out.println("Elements in short buffer :");
    while (shortBuf.hasRemaining()) {
      System.out.print(shortBuf.get() + " ");
    }
    System.out.println();
    shortBuf.rewind();
    System.out.print("After using rewind method"
        + " elements of short buffer : \n");
    while (shortBuf.hasRemaining()) {
      System.out.print(shortBuf.get() + " ");
    }
  }
}

Output

C:\>java RewindShortBuff
Elements in short buffer :
12 21 87 34 12
After using rewind method elements of short buffer :
12 21 87 34 12

Download this code

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