Package com.axelor.common

Class ObjectUtils

java.lang.Object

com.axelor.common.ObjectUtils

public final class ObjectUtils
extends Object

This class defines from static helper methods to deal with objects.

Constructor Summary

Constructors

Constructor	Description
ObjectUtils()

Method Summary

Modifier and Type	Method	Description
static boolean	isArray(Object value)	Check whether the given value is an array.
static boolean	isEmpty(Object value)	Check whether the given value is empty.
static boolean	isMutable(Collection<?> collection)	Check whether the given collection is mutable.
static boolean	isMutable(Map<?,?> map)	Check whether the given map is mutable.
static boolean	notEmpty(Object value)	Check whether the given value is not empty.

Methods inherited from class java.lang.Object

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

Constructor Details

ObjectUtils

public ObjectUtils()

Method Details

isArray

public static boolean isArray(Object value)

Check whether the given value is an array.

Parameters:

value - the value to check

Returns:

true if value is array false otherwise

isEmpty

public static boolean isEmpty(Object value)

Check whether the given value is empty.

An object value is empty if:

• value is null
• value is Optional and Optional.empty()
• value is Array with length 0
• value is CharSequence with length 0
• value is Collection or Map with size 0

Parameters:

value - the object value to check

Returns:

true if empty false otherwise

notEmpty

public static boolean notEmpty(Object value)

Check whether the given value is not empty.

Parameters:

value - the object value to check

Returns:

true if not empty false otherwise

See Also:

• isEmpty(Object)

isMutable

public static boolean isMutable(Map<?,?> map)

Check whether the given map is mutable.

Parameters:

map - the map to check

Returns:

true if mutable false otherwise

isMutable

public static boolean isMutable(Collection<?> collection)

Check whether the given collection is mutable.

Parameters:

collection - the collection to check

Returns:

true if mutable false otherwise