IvParameterSpec (moe.ios.core API)

java.lang.Object
- javax.crypto.spec.IvParameterSpec

All Implemented Interfaces:

AlgorithmParameterSpec
```
public class IvParameterSpec
extends Object
implements AlgorithmParameterSpec
```
The algorithm parameter specification for an initialization vector.

Constructor Summary

Constructors
Constructor	Description
`IvParameterSpec(byte[] iv)`	Creates a new `IvParameterSpec` instance with the bytes from the specified buffer iv used as initialization vector.
`IvParameterSpec(byte[] iv, int offset, int byteCount)`	Creates a new `IvParameterSpec` instance with `byteCount` bytes from the specified buffer `iv` starting at `offset`.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method Description

byte[] getIV()
Returns a copy of the initialization vector data.
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - IvParameterSpec
```
public IvParameterSpec(byte[] iv)
```
    Creates a new IvParameterSpec instance with the bytes from the specified buffer iv used as initialization vector.
    
    Parameters:
    
    iv - the buffer used as initialization vector.
    
    Throws:
    
    NullPointerException - if the specified buffer is null.
  - IvParameterSpec
```
public IvParameterSpec(byte[] iv,
                       int offset,
                       int byteCount)
```
    Creates a new IvParameterSpec instance with byteCount bytes from the specified buffer iv starting at offset.
    
    Throws:
    
    IllegalArgumentException - if the specified buffer is null or offset and byteCount do not specify a valid chunk in the specified buffer.
    
    ArrayIndexOutOfBoundsException - if offset or byteCount are negative.
- Method Detail
  - getIV
```
public byte[] getIV()
```
    Returns a copy of the initialization vector data.
    
    Returns:
    
    a copy of the initialization vector data.