org.javaruntype.util

Class Utils

Object

org.javaruntype.util.Utils

public class Utils
extends Object

This is an internal utility class. No method in this class should be used directly.

Since:

1.1

Author:

Daniel Fernández

Method Summary

Modifier and Type	Method and Description
static Class<?>	getClass(String className) Internal utility method.
static boolean	isArrayEqual(Object[] left, Object[] right) Internal utility method.
static String	join(Object[] array, String separator) Internal utility method.
static String	removeAllWhitespaces(String string) Internal utility method.
static void	validateIsTrue(boolean expression) Internal utility method.
static void	validateIsTrue(boolean expression, String message) Internal utility method.
static void	validateNotNull(Object object) Internal utility method.
static void	validateNotNull(Object object, String message) Internal utility method.

Methods inherited from class Object

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

Method Detail

validateNotNull

public static void validateNotNull(Object object,
                                   String message)

Internal utility method. DO NOT use this method directly.

Parameters:

object - target object

message - message to be applied to exception if object is null

Throws:

IllegalArgumentException - if target is null

validateNotNull

public static void validateNotNull(Object object)

Internal utility method. DO NOT use this method directly.

Parameters:

object - target object

Throws:

IllegalArgumentException - if target is null

validateIsTrue

public static void validateIsTrue(boolean expression)

Internal utility method. DO NOT use this method directly.

Parameters:

expression - expression to be validated

Throws:

IllegalArgumentException - if expression is false

validateIsTrue

public static void validateIsTrue(boolean expression,
                                  String message)

Internal utility method. DO NOT use this method directly.

Parameters:

expression - expression to be validated

message - message to be applied to the IllegalArgumentException if expression is false

Throws:

IllegalArgumentException - if expression is false

isArrayEqual

public static boolean isArrayEqual(Object[] left,
                                   Object[] right)

Internal utility method. DO NOT use this method directly.

Parameters:

left - left side of the comparison

right - left side of the comparison

Returns:

true if both arrays are equal

join

public static String join(Object[] array,
                          String separator)

Internal utility method. DO NOT use this method directly.

Parameters:

array - array containing the elements to be joined

separator - separator to be used for the joined result

Returns:

the array elements, converted to String and joined with the separator

removeAllWhitespaces

public static String removeAllWhitespaces(String string)

Internal utility method. DO NOT use this method directly.

Parameters:

string - text from which all whitespace will be removed

Returns:

the text without whitespace

getClass

public static Class<?> getClass(String className)
                         throws ClassNotFoundException

Internal utility method. DO NOT use this method directly.

Parameters:

className - the name of the class to be obtained

Returns:

the obtained class

Throws:

ClassNotFoundException - if class is not found