SimpleAssociation

java.lang.Object
- org.jmolecules.ddd.types.SimpleAssociation<T,ID>

All Implemented Interfaces:

Association<T,ID>, Identifiable<ID>
```
class SimpleAssociation<T extends AggregateRoot<T,ID>,ID extends Identifier>
extends java.lang.Object
implements Association<T,ID>
```
Simple implementation of Association to effectively only define equals(Object) and hashCode() on Association's static factory methods.

Since:

1.2

See Also:

Association.forId(Identifier), Association.forAggregate(AggregateRoot)

Field Summary

Fields
Modifier and Type Field Description

private java.util.function.Supplier<ID> identifier

Constructor Summary

Constructors
Constructor Description

SimpleAssociation(java.util.function.Supplier<ID> identifier)
Creates a new SimpleAssociation for the given identifier.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`equals(java.lang.Object obj)`
`ID`	`getId()`	Returns the identifier.
`int`	`hashCode()`
`java.lang.String`	`toString()`

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

Methods inherited from interface org.jmolecules.ddd.types.Association
pointsTo, pointsTo, pointsToSameAggregateAs

- Field Detail
  - identifier
```
private final java.util.function.Supplier<ID extends Identifier> identifier
```
- Constructor Detail
  - SimpleAssociation
```
SimpleAssociation(java.util.function.Supplier<ID> identifier)
```
    Creates a new SimpleAssociation for the given identifier.
    
    Parameters:
    
    identifier - must not be null.
- Method Detail
  - getId
```
public ID getId()
```
    Description copied from interface: Identifiable
    
    Returns the identifier.
    
    Specified by:
    
    getId in interface Identifiable<T extends AggregateRoot<T,ID>>
    
    Returns:
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object
  - equals
```
public boolean equals(java.lang.Object obj)
```
    Overrides:
    
    equals in class java.lang.Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class java.lang.Object