com.spun.util

Class ObjectUtils

java.lang.Object

com.spun.util.ObjectUtils

public class ObjectUtils
extends Object

A static class of convenience functions for Manipulating objects

Constructor Summary

Constructors

Constructor and Description
ObjectUtils()

Method Summary

Modifier and Type	Method and Description
static void	assertInstance(Class<?>[] classes, Object object)
static void	assertInstance(Class<?> clazz, Object object)
static void	assertInstanceOrNull(Class<?> type, Object value)
static Throwable	captureException(Action0 runnableBlock)
static Object	executeMethod(Object object, String method, Class<?>[] methodSignature, Object[] parameters)
static int	generateHashCode(Object... relevantMembers)
static String	getClassName(Object o)
static Method	getGreatestCommonDenominator(Object[] from, String methodName)
static Method[]	getMethodsForObject(Object o2, String[] passedMethods)
static <T> T	getRandomIndex(T[] array)
static boolean	isClassPresent(String className)
static boolean	isEqual(Object s1, Object s2) A convenience function to check if 2 strings are equal.
static boolean	isEqualForMethods(Object o1, Object o2, String... methods) tests if two objects are equal for all functions passed.
static boolean	isIn(Object target, Object[] objects)
static boolean	isThisInstanceOfThat(Class<?> thiz, Class<?> that)
static Class<?>	loadClass(String className)
static void	move(Object from, Object to, String[] getters)
static void	throwAsError(Action0WithException code)
static <T> T	throwAsError(Function0WithException<T> code)
static Error	throwAsError(Throwable t)

Methods inherited from class java.lang.Object

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

Constructor Detail

ObjectUtils

public ObjectUtils()

Method Detail

loadClass

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

Throws:

ClassNotFoundException

generateHashCode

public static int generateHashCode(Object... relevantMembers)

isEqualForMethods

public static boolean isEqualForMethods(Object o1,
                                        Object o2,
                                        String... methods)

tests if two objects are equal for all functions passed.

getMethodsForObject

public static Method[] getMethodsForObject(Object o2,
                                           String[] passedMethods)
                                    throws SecurityException,
                                           NoSuchMethodException

Throws:

SecurityException

NoSuchMethodException

isEqual

public static boolean isEqual(Object s1,
                              Object s2)

A convenience function to check if 2 strings are equal.

isIn

public static boolean isIn(Object target,
                           Object[] objects)

isThisInstanceOfThat

public static boolean isThisInstanceOfThat(Class<?> thiz,
                                           Class<?> that)

throwAsError

public static Error throwAsError(Throwable t)
                          throws Error

Throws:

Error

getRandomIndex

public static <T> T getRandomIndex(T[] array)

getGreatestCommonDenominator

public static Method getGreatestCommonDenominator(Object[] from,
                                                  String methodName)
                                           throws SecurityException,
                                                  NoSuchMethodException

Throws:

SecurityException

NoSuchMethodException

executeMethod

public static Object executeMethod(Object object,
                                   String method,
                                   Class<?>[] methodSignature,
                                   Object[] parameters)

assertInstance

public static void assertInstance(Class<?> clazz,
                                  Object object)

assertInstance

public static void assertInstance(Class<?>[] classes,
                                  Object object)

getClassName

public static String getClassName(Object o)

assertInstanceOrNull

public static void assertInstanceOrNull(Class<?> type,
                                        Object value)

move

public static void move(Object from,
                        Object to,
                        String[] getters)

isClassPresent

public static boolean isClassPresent(String className)

captureException

public static Throwable captureException(Action0 runnableBlock)

throwAsError

public static <T> T throwAsError(Function0WithException<T> code)

throwAsError

public static void throwAsError(Action0WithException code)