How to allocate a new long buffer in java.

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How to allocate a new long buffer in java.
Posted on: August 5, 2010 at 12:00 AM

In this tutorial, you will see how to allocate a new long buffer in java.

How to allocate a new long buffer in java.

In this tutorial, we will see how to allocate a new long buffer.

LongBuffer API:

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

Return type	Method	Description
static LongBuffer	allocate( int capacity)	The allocate() method allocate a long buffer of given capacity.

Buffer API:

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

Return type	Method	Description
int	limit()	The limit() method returns the limit of int buffer.
int	position()	The position() method returns the position of int buffer.
final int	capacity()	The capacity() method returns the capacity of associated int buffer.

Code


import java.nio.*;

import java.nio.LongBuffer;



public class AllocatLongBuf{

public static void main(String[] args) throws Exception {

LongBuffer longBuf = LongBuffer.allocate(256);

System.out.println("Capacity of LongBuffer :" + longBuf.capacity());

System.out.println("Limit of LongBuffer :" + longBuf.limit());

System.out.println("Position of LongBuffer :" + longBuf.position());

  }

}

Output

C:\>java AllocatLongBuf
Capacity of LongBuffer :256
Limit of LongBuffer :256
Position of LongBuffer :0

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