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ShortBuffer in java, How to reset the mark of short buffer.
Posted on: August 16, 2010 at 12:00 AM
In this tutorial, you will see how to reset the mark of short buffer.

ShortBuffer in java, How to reset the mark of short buffer.

In this tutorial, we will see how to reset the mark of short buffer.

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 elements 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
Buffer reset() The reset() method  reset the mark at
 previous position.

  Code

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

public class ResetMark {
  public static void main(String[] args) {
    ShortBuffer shortBuf = ShortBuffer.allocate(124);
    short[] array = new short[] { 34, 543, 876 };
    shortBuf.put(array);
    shortBuf.mark();
System.out.println("Previous mark position of buffer :"
        + shortBuf.position());
    shortBuf.put((short) 22);
    System.out.println("Position of buffer : " 
        + shortBuf.position());
    shortBuf.reset();
    System.out.println("Reset buffer position at" 
        " previous position : "+ shortBuf.position());
  }
}

Output

C:\>java ResetMark
Previous mark position of buffer : 3
Position of buffer : 4
Reset buffer position at previous position : 3

Download this code

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