com.jgoodies.common.base

Class Objects

java.lang.Object

com.jgoodies.common.base.Objects

public final class Objects
extends java.lang.Object

Provides static methods that operate on objects.

Constructor Summary

Constructors

Modifier	Constructor and Description
private	Objects()

Method Summary

Modifier and Type	Method and Description
static <T extends java.io.Serializable> T	deepCopy(T original) Provides a means to copy objects that do not implement Cloneable.
static boolean	equals(java.lang.Object o1, java.lang.Object o2) Checks and answers if the two objects are both null or equal.

Methods inherited from class java.lang.Object

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

Constructor Detail

Objects

private Objects()

Method Detail

deepCopy

public static <T extends java.io.Serializable> T deepCopy(T original)

Provides a means to copy objects that do not implement Cloneable. Performs a deep copy where the copied object has no references to the original object for any object that implements Serializable. If the original is null, this method just returns null.

Type Parameters:

T - the type of the object to be cloned

Parameters:

original - the object to copied, may be null

Returns:

the copied object

Since:

1.1.1

equals

public static boolean equals(java.lang.Object o1,
                             java.lang.Object o2)

Checks and answers if the two objects are both null or equal.

 Objects.equals(null, null) == true
 Objects.equals("Hi", "Hi") == true
 Objects.equals("Hi", null) == false
 Objects.equals(null, "Hi") == false
 Objects.equals("Hi", "Ho") == false
 

Parameters:

o1 - the first object to compare

o2 - the second object to compare

Returns:

boolean true if and only if both objects are null or equal according to equals invoked on the first object