Package de.bwaldvogel.mongo.backend

Class CollectionUtils

  • public final class CollectionUtils
extends java.lang.Object

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static <T> T getLastElement​(java.util.List<T> list)  
      static <T> T getSingleElement​(java.lang.Iterable<T> iterable)  
      static <T> T getSingleElement​(java.lang.Iterable<T> iterable, java.util.function.Supplier<? extends java.lang.RuntimeException> exceptionSupplier)  
      static <T extends java.util.Map<K,​?>,​K>
      T      		 removeAll​(T map, java.util.Collection<K> keysToRemove)  

      • Methods inherited from class java.lang.Object

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

    • Method Detail

      • getSingleElement

        public static <T> T getSingleElement​(java.lang.Iterable<T> iterable)

      • getLastElement

        public static <T> T getLastElement​(java.util.List<T> list)

      • getSingleElement

        public static <T> T getSingleElement​(java.lang.Iterable<T> iterable,
                                     java.util.function.Supplier<? extends java.lang.RuntimeException> exceptionSupplier)

      • removeAll

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