Java IO Tutorial - Java ByteBuffer.put(ByteBuffer src)

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Syntax

ByteBuffer.put(ByteBuffer src) has the following syntax.

public ByteBuffer put(ByteBuffer src)

Example

In the following code shows how to use ByteBuffer.put(ByteBuffer src) method.

//  w w  w  .  j  a v  a 2 s .c o m
import java.nio.ByteBuffer;
import java.util.Arrays;

public class Main {
  public static void main(String[] argv) throws Exception {
    ByteBuffer bbuf = ByteBuffer.allocate(10);
    int capacity = bbuf.capacity(); // 10
    System.out.println(capacity);
    bbuf.put("java2s.com".getBytes(),0,2);
    
    ByteBuffer bbuf1 = ByteBuffer.allocate(10);
    bbuf1.put(bbuf);
    System.out.println(Arrays.toString(bbuf1.array()));
  }
}

The code above generates the following result.

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