Null (polkadot-java 0.1 API)

java.lang.Object
- org.polkadot.types.primitive.Null

All Implemented Interfaces:

Codec

Direct Known Subclasses:

EventRecord.Finalization, ExtrinsicStatus.Dropped, ExtrinsicStatus.Future, ExtrinsicStatus.Invalid, ExtrinsicStatus.Ready, Origin, Storage.Default, Storage.Default, Storage.Optional, Storage.Optional
```
public class Null
extends java.lang.Object
implements Codec
```
Implements a type that does not contain anything (apart from `null`)

Constructor Summary

Constructors
Constructor Description

Null()

Method Summary

Modifier and Type	Method	Description
`boolean`	`eq(java.lang.Object other)`	Compares the value of the input to see if there is a match
`int`	`getEncodedLength()`	The length of the value when encoded as a Uint8Array
`boolean`	`isEmpty()`	Checks if the value is an empty value (always true)
`java.lang.String`	`toHex()`	Returns a hex string representation of the value
`java.lang.Object`	`toJson()`	Converts the Object to JSON, typically used for RPC transfers
`java.lang.String`	`toString()`	Returns the string representation of the value
`byte[]`	`toU8a(boolean isBare)`	Encodes the value as a Uint8Array as per the parity-codec specifications

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.polkadot.types.Codec
toU8a

- Constructor Detail
  - Null
```
public Null()
```
- Method Detail
  - getEncodedLength
```
public int getEncodedLength()
```
    The length of the value when encoded as a Uint8Array
    
    Specified by:
    
    getEncodedLength in interface Codec
  - isEmpty
```
public boolean isEmpty()
```
    Checks if the value is an empty value (always true)
    
    Specified by:
    
    isEmpty in interface Codec
  - eq
```
public boolean eq(java.lang.Object other)
```
    Compares the value of the input to see if there is a match
    
    Specified by:
    
    eq in interface Codec
  - toHex
```
public java.lang.String toHex()
```
    Returns a hex string representation of the value
    
    Specified by:
    
    toHex in interface Codec
  - toJson
```
public java.lang.Object toJson()
```
    Converts the Object to JSON, typically used for RPC transfers
    
    Specified by:
    
    toJson in interface Codec
  - toString
```
public java.lang.String toString()
```
    Returns the string representation of the value
    
    Overrides:
    
    toString in class java.lang.Object
  - toU8a
```
public byte[] toU8a(boolean isBare)
```
    Encodes the value as a Uint8Array as per the parity-codec specifications
    
    Specified by:
    
    toU8a in interface Codec
    
    Parameters:
    
    isBare - true when the value has none of the type-specific prefixes (internal)