org.apache.commons.lang3.reflect

public Class InheritanceUtils

Class Inheritance

extends Object

java.lang.Object
org.apache.commons.lang3.reflect.InheritanceUtils

Imports

org.apache.commons.lang3.BooleanUtils

Utility methods focusing on inheritance.

Since: 3.2

Constructor Summary

Access	Constructor and Description
public	InheritanceUtils() Deprecated TODO Make private in 4.0. `InheritanceUtils` instances should NOT be constructed in standard programming.

Method Summary

Modifier and Type	Method and Description
public static int	Returns: the number of generations between the child and parent; 0 if the same class; -1 if the classes are not related as child and parent (includes where either class is null) distance(final Class<?> the child class, may be `null` child, final Class<?> the parent class, may be `null` parent) Returns the number of inheritance hops between two classes.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Constructor Detail

InheritanceUtils back to summary

InheritanceUtils	back to summary
public InheritanceUtils() Deprecated TODO Make private in 4.0. `InheritanceUtils` instances should NOT be constructed in standard programming. Instead, the class should be used as `MethodUtils.getAccessibleMethod(method)`. This constructor is `public` to permit tools that require a JavaBean instance to operate. Annotations @Deprecated

public InheritanceUtils()

Deprecated

TODO Make private in 4.0.

InheritanceUtils instances should NOT be constructed in standard programming. Instead, the class should be used as MethodUtils.getAccessibleMethod(method).

This constructor is public to permit tools that require a JavaBean instance to operate.

Annotations

@Deprecated

Method Detail

distance back to summary

distance	back to summary
public static int distance(final Class<?> child, final Class<?> parent) Returns the number of inheritance hops between two classes. Parameters child:Class<?> the child class, may be `null` parent:Class<?> the parent class, may be `null` Returns:int the number of generations between the child and parent; 0 if the same class; -1 if the classes are not related as child and parent (includes where either class is null) Since 3.2

public static int distance(final Class<?> child, final Class<?> parent)

Returns the number of inheritance hops between two classes.

Parameters

child:Class<?>: the child class, may be null
parent:Class<?>: the parent class, may be null

Returns:int

the number of generations between the child and parent; 0 if the same class; -1 if the classes are not related as child and parent (includes where either class is null)

Since

3.2