com.alee.utils

Class MergeUtils

java.lang.Object

com.alee.utils.MergeUtils

public final class MergeUtils
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
MergeUtils()

Method Summary

Modifier and Type	Method and Description
static <T> T	clone(T object) Returns object clone if it is possible to clone it, otherwise returns original object.
static <T> T	cloneByFields(T object, java.lang.Object... arguments) Returns cloned object instance.
static <T> T	cloneByFieldsSafely(T object, java.lang.Object... arguments) Returns cloned object instance.
static <T> T	merge(T existing, T merged) Merges merged object on top of existing object and returns merge result.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MergeUtils

public MergeUtils()

Method Detail

merge

public static <T> T merge(T existing,
                          T merged)

Merges merged object on top of existing object and returns merge result.

Parameters:

existing - base object

merged - object to merge on top of existing object

Returns:

result of merging merged object on top of existing object

clone

public static <T> T clone(T object)

Returns object clone if it is possible to clone it, otherwise returns original object.

Type Parameters:

T - object type

Parameters:

object - object to clone

Returns:

object clone if it is possible to clone it, otherwise returns original object

cloneByFields

public static <T> T cloneByFields(T object,
                                  java.lang.Object... arguments)
                           throws java.lang.reflect.InvocationTargetException,
                                  java.lang.NoSuchMethodException,
                                  java.lang.InstantiationException,
                                  java.lang.IllegalAccessException

Returns cloned object instance. This method will clone fields directly instead of calling clone method on the object. Object fields will be cloned normally through clone method if they implement Cloneable interface.

Type Parameters:

T - cloned object type

Parameters:

object - object to clone

arguments - class constructor arguments

Returns:

cloned object instance

Throws:

java.lang.InstantiationException - if the class is abstract

java.lang.NoSuchMethodException - if method was not found

java.lang.reflect.InvocationTargetException - if method throws an exception

java.lang.IllegalAccessException - if method is inaccessible

cloneByFieldsSafely

public static <T> T cloneByFieldsSafely(T object,
                                        java.lang.Object... arguments)

Returns cloned object instance. This method will clone fields directly instead of calling clone method on the object. Object fields will be cloned normally through clone method if they implement Cloneable interface.

Type Parameters:

T - cloned object type

Parameters:

object - object to clone

arguments - class constructor arguments

Returns:

cloned object instance