MetadataVersion.NullMetadataVersion

java.lang.Object
- com.github.zafarkhaja.semver.MetadataVersion
- - com.github.zafarkhaja.semver.MetadataVersion.NullMetadataVersion

All Implemented Interfaces:

java.lang.Comparable<MetadataVersion>

Enclosing class:

MetadataVersion
```
private static class MetadataVersion.NullMetadataVersion
extends MetadataVersion
```
The implementation of the Null Object design pattern.

Field Summary
- Fields inherited from class com.github.zafarkhaja.semver.MetadataVersion
  NULL

Constructor Summary

Constructors
Constructor Description

NullMetadataVersion()
Constructs a NullMetadataVersion instance.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`compareTo(MetadataVersion other)`
`boolean`	`equals(java.lang.Object other)`
`int`	`hashCode()`
`(package private) MetadataVersion`	`increment()`	Increments the metadata version.
`java.lang.String`	`toString()`

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

- Constructor Detail
  - NullMetadataVersion
```
public NullMetadataVersion()
```
    Constructs a NullMetadataVersion instance.
- Method Detail
  - increment
```
MetadataVersion increment()
```
    Description copied from class: MetadataVersion
    
    Increments the metadata version.
    
    Overrides:
    
    increment in class MetadataVersion
    
    Returns:
    
    a new instance of the MetadataVersion class
    
    Throws:
    
    java.lang.NullPointerException - as Null metadata cannot be incremented
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class MetadataVersion
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class MetadataVersion
  - equals
```
public boolean equals(java.lang.Object other)
```
    Overrides:
    
    equals in class MetadataVersion
  - compareTo
```
public int compareTo(MetadataVersion other)
```
    Specified by:
    
    compareTo in interface java.lang.Comparable<MetadataVersion>
    
    Overrides:
    
    compareTo in class MetadataVersion