Identifier

java.lang.Object
- org.onlab.util.Identifier<T>

Direct Known Subclasses:

ChassisId, MplsLabel, VlanId
```
public class Identifier<T>
extends java.lang.Object
```
Abstract identifier backed by another value, e.g. string, int.

Field Summary

Fields
Modifier and Type Field Description

protected T identifier

Constructor Summary

Constructors
Modifier	Constructor	Description
`protected`	`Identifier()`	Constructor for serialization.
`protected`	`Identifier(T value)`	Constructs an identifier backed by the specified value.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`equals(java.lang.Object obj)`	Compares two device key identifiers for equality.
`int`	`hashCode()`	Returns the hashcode of the identifier.
`T`	`id()`	Returns the backing identifier value.
`java.lang.String`	`toString()`	Returns a string representation of a DeviceKeyId.

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

- Field Detail
  - identifier
```
protected final T identifier
```
- Constructor Detail
  - Identifier
```
protected Identifier()
```
    Constructor for serialization.
  - Identifier
```
protected Identifier(T value)
```
    Constructs an identifier backed by the specified value.
    
    Parameters:
    
    value - the backing value
- Method Detail
  - id
```
public T id()
```
    Returns the backing identifier value.
    
    Returns:
    
    identifier
  - hashCode
```
public int hashCode()
```
    Returns the hashcode of the identifier.
    
    Overrides:
    
    hashCode in class java.lang.Object
    
    Returns:
    
    hashcode
  - equals
```
public boolean equals(java.lang.Object obj)
```
    Compares two device key identifiers for equality.
    
    Overrides:
    
    equals in class java.lang.Object
    
    Parameters:
    
    obj - to compare against
    
    Returns:
    
    true if the objects are equal, false otherwise.
  - toString
```
public java.lang.String toString()
```
    Returns a string representation of a DeviceKeyId.
    
    Overrides:
    
    toString in class java.lang.Object
    
    Returns:
    
    string