Util (Javadocs [I2P+ 2.13.0+] - API Version 0.9.70+)

```
public class Util
extends Object
```
Utility class for byte array operations and cryptographic helper functions. Provides methods for cloning, concatenating, and comparing byte arrays.

Constructors
Constructor and Description
`Util()`

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static byte[]`	`append(byte[] a, byte b)` append.
`static byte[]`	`clone(byte[] a)` clone.
`static byte[]`	`concatenate(byte[][] arrays)` concatenate.
`static byte[]`	`concatenate(byte[] a, byte[] b)` concatenate.
`static boolean`	`constantTimeAreEqual(byte[] a, byte[] b)` constantTimeAreEqual.

public static byte[] append(byte[] a,
                            byte b)

append.

public static byte[] concatenate(byte[][] arrays)

concatenate.

public static byte[] concatenate(byte[] a,
                                 byte[] b)

concatenate.

public static boolean constantTimeAreEqual(byte[] a,
                                           byte[] b)

constantTimeAreEqual.

Class Util