InheritanceComparator (OpenJPA Parent POM 4.1.1 API)

java.lang.Object
- org.apache.openjpa.meta.InheritanceComparator

All Implemented Interfaces:

Serializable, Comparator

Direct Known Subclasses:

MetaDataInheritanceComparator
```
public class InheritanceComparator
extends Object
implements Comparator, Serializable
```
Comparator that keeps classes in inheritance order.

Author:

Abe White

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

InheritanceComparator()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`compare(Object o1, Object o2)`
`Class`	`getBase()`
`void`	`setBase(Class base)`	Set the least-derived type possible; defaults to `null`.
`protected Class`	`toClass(Object elem)`	Subclasses can override this method to extract the class to compare on from the elements of the collection.

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

Methods inherited from interface java.util.Comparator
equals, reversed, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

- Constructor Detail
  - InheritanceComparator
```
public InheritanceComparator()
```
- Method Detail
  - setBase
```
public void setBase(Class base)
```
    Set the least-derived type possible; defaults to null.
  - getBase
```
public Class getBase()
```
  - toClass
```
protected Class toClass(Object elem)
```
    Subclasses can override this method to extract the class to compare on from the elements of the collection.
  - compare
```
public int compare(Object o1,
                   Object o2)
```
    Specified by:
    
    compare in interface Comparator