Java org.springframework.util ObjectUtils fields, constructors, methods, implement or subclass

Introduction

In this page you can find the methods, fields and constructors for org.springframework.util ObjectUtils.

The text is from its open source code.

Subclass

org.springframework.util.ObjectUtils has subclasses.
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Method

A[]	addObjectToArray(@Nullable A[] array, @Nullable O obj) Append the given object to the given array, returning a new array consisting of the input array contents plus the given object.
boolean	containsElement(@Nullable Object[] array, Object element) Check whether the given array contains the given element.
String	getDisplayString(@Nullable Object obj) Return a content-based String representation if obj is not null ; otherwise returns an empty String.
String	getIdentityHexString(Object obj) Return a hex String form of an object's identity hash code.
int	hashCode(boolean bool) Return the same value as Boolean#hashCode(boolean) }.
int	hashCode(double dbl) Return the same value as Double#hashCode(double) }.
int	hashCode(float flt) Return the same value as Float#hashCode(float) }.
int	hashCode(long lng) Return the same value as Long#hashCode(long) }.
String	identityToString(@Nullable Object obj) Return a String representation of an object's overall identity.
boolean	isArray(@Nullable Object obj) Determine whether the given object is an array: either an Object array or a primitive array.
boolean	isEmpty(@Nullable Object[] array) Determine whether the given array is empty: i.e.
boolean	isEmpty(@Nullable Object obj) Determine whether the given object is empty.
String	nullSafeClassName(@Nullable Object obj) Determine the class name for the given object.
boolean	nullSafeEquals(@Nullable Object o1, @Nullable Object o2) Determine if the given objects are equal, returning true if both are null or false if only one is null .
int	nullSafeHashCode(@Nullable Object obj) Return as hash code for the given object; typically the value of Object#hashCode() }.
int	nullSafeHashCode(@Nullable Object[] array) Return a hash code based on the contents of the specified array.
int	nullSafeHashCode(@Nullable boolean[] array) Return a hash code based on the contents of the specified array.
int	nullSafeHashCode(@Nullable byte[] array) Return a hash code based on the contents of the specified array.
int	nullSafeHashCode(@Nullable char[] array) Return a hash code based on the contents of the specified array.
int	nullSafeHashCode(@Nullable double[] array) Return a hash code based on the contents of the specified array.
int	nullSafeHashCode(@Nullable float[] array) Return a hash code based on the contents of the specified array.
int	nullSafeHashCode(@Nullable int[] array) Return a hash code based on the contents of the specified array.
int	nullSafeHashCode(@Nullable long[] array) Return a hash code based on the contents of the specified array.
int	nullSafeHashCode(@Nullable short[] array) Return a hash code based on the contents of the specified array.
String	nullSafeToString(@Nullable Object obj) Return a String representation of the specified Object.
String	nullSafeToString(@Nullable Object[] array) Return a String representation of the contents of the specified array.
String	nullSafeToString(@Nullable boolean[] array) Return a String representation of the contents of the specified array.
String	nullSafeToString(@Nullable byte[] array) Return a String representation of the contents of the specified array.
String	nullSafeToString(@Nullable char[] array) Return a String representation of the contents of the specified array.
String	nullSafeToString(@Nullable double[] array) Return a String representation of the contents of the specified array.
String	nullSafeToString(@Nullable float[] array) Return a String representation of the contents of the specified array.
String	nullSafeToString(@Nullable int[] array) Return a String representation of the contents of the specified array.
String	nullSafeToString(@Nullable long[] array) Return a String representation of the contents of the specified array.
String	nullSafeToString(@Nullable short[] array) Return a String representation of the contents of the specified array.
Object[]	toObjectArray(@Nullable Object source) Convert the given array (which may be a primitive array) to an object array (if necessary of primitive wrapper objects).
Object	unwrapOptional(@Nullable Object obj) Unwrap the given object which is potentially a java.util.Optional .