net.enilink.commons.util

Class CollectionUtil

java.lang.Object

net.enilink.commons.util.CollectionUtil

public class CollectionUtil
extends Object

Constructor Summary

Constructors

Constructor and Description
CollectionUtil()

Method Summary

Modifier and Type	Method and Description
static boolean	isEmpty(Collection<?> c)
static <T> Collection<T>	safe(Collection<T> l)
static <T> List<T>	safe(List<T> l)
static <T> Set<T>	safe(Set<T> l)

Methods inherited from class java.lang.Object

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

Constructor Detail

CollectionUtil

public CollectionUtil()

Method Detail

isEmpty

public static boolean isEmpty(Collection<?> c)

safe

public static <T> List<T> safe(List<T> l)

safe

public static <T> Set<T> safe(Set<T> l)

safe

public static <T> Collection<T> safe(Collection<T> l)