public abstract ByteOrder order()

// Java program to demonstrate
// order() method
 
import java.nio.*;
import java.util.*;
 
public class GFG {
 
    public static void main(String[] args)
    {
        // creating object of CharBuffer
        // and allocating size capacity
        CharBuffer cb
            = CharBuffer.allocate(4);
 
        // append the int value in the charbuffer
        cb.append('a')
            .append('b')
            .append('c')
            .append('d');
 
        // rewind the Bytebuffer
        cb.rewind();
 
        // Retrieve the ByteOrder
        // using order() method
        ByteOrder order = cb.order();
 
        // print the char buffer and order
        System.out.println("CharBuffer is : "
                           + Arrays.toString(cb.array())
                           + "\nOrder: " + order);
    }
}

CharBuffer is : [a, b, c, d]
Order: LITTLE_ENDIAN

// Java program to demonstrate
// order() method
 
import java.nio.*;
import java.util.*;
 
public class GFG {
 
    public static void main(String[] args)
    {
        // creating object of CharBuffer
        // and allocating size capacity
        CharBuffer cb = CharBuffer.allocate(4);
 
        // Retrieve the ByteOrder
        // using order() method
        ByteOrder order = cb.order();
 
        // print the char buffer and order
        System.out.println("CharBuffer is : "
                           + Arrays.toString(cb.array())
                           + "\nOrder: " + order);
    }
}

CharBuffer is : [,,,  ]
Order: LITTLE_ENDIAN