Java IO Tutorial - Java ByteBuffer.wrap(byte[] array, int offset, int length)








Syntax

ByteBuffer.wrap(byte[] array, int offset, int length) has the following syntax.

public static ByteBuffer wrap(byte[] array,  int offset,  int length)

Example

In the following code shows how to use ByteBuffer.wrap(byte[] array, int offset, int length) method.

//from w w w. java2s.c  om
import java.nio.ByteBuffer;
import java.util.Arrays;

public class Main {
  public static void main(String[] argv) throws Exception {

    
    byte[] bytes = new byte[10];
    ByteBuffer buf = ByteBuffer.wrap(bytes,0,4);
    
    System.out.println(Arrays.toString(buf.array()));
    System.out.println(buf.toString());
  }
}

The code above generates the following result.