Package org.graphwalker.core.common

Class Objects

java.lang.Object

org.graphwalker.core.common.Objects

public abstract class Objects
extends Object

Author:

Nils Olsson

Constructor Summary

Constructors

Constructor	Description
Objects()

Method Summary

Modifier and Type	Method	Description
static boolean	equals(Object a, Object b)
static int	hash(Object... values)
static boolean	isNotNull(Object object)
static boolean	isNotNullOrEmpty(String string)
static <V> boolean	isNotNullOrEmpty(List<V> list)
static <K, V> boolean	isNotNullOrEmpty(Map<K,V> map)
static <V> boolean	isNotNullOrEmpty(Set<V> set)
static boolean	isNull(Object object)
static boolean	isNullOrEmpty(String string)
static <V> boolean	isNullOrEmpty(List<V> list)
static <K, V> boolean	isNullOrEmpty(Map<K,V> map)
static <V> boolean	isNullOrEmpty(Set<V> set)
static <T> List<T>	unmodifiableList(List<? extends T> list)
static <K, V> Map<K,V>	unmodifiableMap(Map<? extends K,? extends V> map)
static <T> Set<T>	unmodifiableSet(Set<? extends T> set)

Methods inherited from class java.lang.Object

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

Constructor Details

Objects

public Objects()

Method Details

isNullOrEmpty

public static <K,
V> boolean isNullOrEmpty(Map<K,V> map)

isNotNullOrEmpty

public static <K,
V> boolean isNotNullOrEmpty(Map<K,V> map)

isNullOrEmpty

public static <V> boolean isNullOrEmpty(Set<V> set)

isNotNullOrEmpty

public static <V> boolean isNotNullOrEmpty(Set<V> set)

isNullOrEmpty

public static <V> boolean isNullOrEmpty(List<V> list)

isNotNullOrEmpty

public static <V> boolean isNotNullOrEmpty(List<V> list)

isNullOrEmpty

public static boolean isNullOrEmpty(String string)

isNotNullOrEmpty

public static boolean isNotNullOrEmpty(String string)

isNotNull

public static boolean isNotNull(Object object)

isNull

public static boolean isNull(Object object)

equals

public static boolean equals(Object a,
 Object b)

hash

public static int hash(Object... values)

unmodifiableList

public static <T> List<T> unmodifiableList(List<? extends T> list)

unmodifiableSet

public static <T> Set<T> unmodifiableSet(Set<? extends T> set)

unmodifiableMap

public static <K,
V> Map<K,V> unmodifiableMap(Map<? extends K,? extends V> map)