Entity (JavaDocs for mmm-all 1.0.0-SNAPSHOT)

All Known Subinterfaces:

EntityBean

All Known Implementing Classes:

SimpleEntityBean
```
public interface Entity
```
This is the interface for an entity that can be loaded from or saved to a database. It can be identified uniquely by its primary key. Typically you may want to use EntityBean but for legacy technologies such as JPA you have to use standard Java Beans.

Since:

1.0.0

Field Summary

Fields
Modifier and Type Field Description

static String PROPERTY_NAME_ID
The property name of ID.

Method Summary

All Methods Static Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Id<? extends Entity>`	`getId()`
`static <B extends Entity> Id<B>`	`getId(B bean)`
`void`	`setId(Id<? extends Entity> id)`

- Field Detail
  - PROPERTY_NAME_ID
```
static final String PROPERTY_NAME_ID
```
    The property name of ID.
    
    See Also:
    
    Constant Field Values
- Method Detail
  - getId
```
Id<? extends Entity> getId()
```
    Returns:
    
    the unique ID (primary key) of this entity or null if not available (e.g. entity is not persistent).
  - setId
```
void setId(Id<? extends Entity> id)
```
    Parameters:
    
    id - the new ID.
  - getId
```
static <B extends Entity> Id<B> getId(B bean)
```
    Type Parameters:
    
    B - type of Entity.
    
    Parameters:
    
    bean - the Entity instance. May be null.
    
    Returns:
    
    the Id of the given Entity. May be null if given Entity was null or its Id is null.