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java.lang.Objectorg.jfree.util.ObjectUtilities
public final class ObjectUtilities
A collection of useful static utility methods.
Method Summary | |
---|---|
static java.lang.Object |
clone(java.lang.Object object)
Returns a clone of the specified object, if it can be cloned, otherwise throws a CloneNotSupportedException. |
static java.util.Collection |
deepClone(java.util.Collection collection)
Returns a new collection containing clones of all the items in the specified collection. |
static boolean |
equal(java.lang.Object o1,
java.lang.Object o2)
Returns true if the two objects are equal OR both null . |
static java.lang.ClassLoader |
getClassLoader(java.lang.Class c)
Returns the classloader, which was responsible for loading the given class. |
static int |
hashCode(java.lang.Object object)
Returns a hash code for an object, or zero if the object is null . |
static java.lang.Object |
loadAndInstantiate(java.lang.String className,
java.lang.Class source)
Tries to create a new instance of the given class. |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Method Detail |
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public static boolean equal(java.lang.Object o1, java.lang.Object o2)
true
if the two objects are equal OR both null
.
o1
- object 1 (null
permitted).o2
- object 2 (null
permitted).
true
or false
.public static int hashCode(java.lang.Object object)
null
.
object
- the object (null
permitted).
null
).public static java.lang.Object clone(java.lang.Object object) throws java.lang.CloneNotSupportedException
object
- the object to clone (null
not permitted).
java.lang.CloneNotSupportedException
- if the object cannot be cloned.public static java.util.Collection deepClone(java.util.Collection collection) throws java.lang.CloneNotSupportedException
collection
- the collection (null
not permitted).
java.lang.CloneNotSupportedException
- if any of the items in the collection cannot
be cloned.public static java.lang.ClassLoader getClassLoader(java.lang.Class c)
c
- the classloader, either an application class loader or the
boot loader.
public static java.lang.Object loadAndInstantiate(java.lang.String className, java.lang.Class source)
className
- the class name as String, never null.source
- the source class, from where to get the classloader.
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