Package de.bwaldvogel.mongo.backend

Class CollectionUtils

java.lang.Object

de.bwaldvogel.mongo.backend.CollectionUtils

public final class CollectionUtils
extends Object

Method Summary

Modifier and Type	Method	Description
static <T> T	getLastElement(List<T> list)
static <T> T	getSingleElement(Iterable<T> iterable)
static <T> T	getSingleElement(Iterable<T> iterable, Supplier<? extends RuntimeException> exceptionSupplier)
static <T extends Map<K, ?>, K> T	removeAll(T map, Collection<K> keysToRemove)

Methods inherited from class java.lang.Object

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

Method Details

getSingleElement

public static <T> T getSingleElement(Iterable<T> iterable)

getLastElement

public static <T> T getLastElement(List<T> list)

getSingleElement

public static <T> T getSingleElement(Iterable<T> iterable,
 Supplier<? extends RuntimeException> exceptionSupplier)

removeAll

public static <T extends Map<K,
?>,
K> T removeAll(T map,
 Collection<K> keysToRemove)