chore: show array marshall using java.nio classes (#19)

Author: triniwiz

advanced-concepts.md

@@ -1220,6 +1220,20 @@ arr[2] = 3
 SomeObject.myMethod(arr) // assuming the method is accepting an array of primitive types
 ```
 
+However there are some other helpful classes we can use to create a few other arrays of primitive types
+
+```js
+const byteArray = java.nio.ByteBuffer.wrap([1]).array();
+const shortArray = java.nio.ShortBuffer.wrap([1]).array();
+const intArray = java.nio.IntBuffer.wrap([1]).array();
+const longArray = java.nio.LongBuffer.wrap([1]).array();
+const floatArray = java.nio.FloatBuffer.wrap([1]).array();
+const doubleArray = java.nio.DoubleBuffer.wrap([1]).array();
+```
+
+
+
+
 ##### Two-Dimensional Arrays of Primitive Types
 
 The above scenario gets more tricky with two-dimensional arrays. Consider a Java method that accepts as an argument a two-dimensional array: