Class CollectionUtil


  • public abstract class CollectionUtil
    extends java.lang.Object
    • Constructor Summary

      Constructors 
      Constructor Description
      CollectionUtil()  
    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static <T> void addLastElement​(java.util.List<T> list, T element)  
      static <T> java.util.Set<T> asSet​(T[] values)  
      static <T> java.lang.Iterable<T> concat​(java.lang.Iterable<? extends T>... iterables)  
      static <T> java.lang.Iterable<T> concat​(java.util.List<java.lang.Iterable<? extends T>> iterables)  
      static boolean containsAny​(java.lang.Iterable<?> iterable, java.lang.Object... elements)  
      static java.lang.Object[] copyArray​(java.lang.Object[] array, int from, int to)
      (Partial) replacement for Arrays.copyOfRange, which is only available in JDK6.
      static <E,​F>
      java.util.ArrayList<F>
      filterMap​(java.util.Collection<E> collection, IFunction<E,​F> function)  
      static <T> T getLastElement​(java.util.List<T> list)  
      static <K,​V>
      java.util.Map<K,​V>
      mapOf​(K key, V value)  
      static <K,​V>
      java.util.Map<K,​V>
      mapOf​(K key, V value, K key2, V value2)  
      static <K,​V>
      java.util.Map<K,​V>
      mapOf​(K key, V value, K key2, V value2, K key3, V value3)  
      static <T> java.lang.Iterable<T> reverse​(java.util.List<T> list)  
      static <T> void setLastElement​(java.util.List<T> list, T elem)  
      • 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

      • filterMap

        public static <E,​F> java.util.ArrayList<F> filterMap​(java.util.Collection<E> collection,
                                                                   IFunction<E,​F> function)
      • copyArray

        public static java.lang.Object[] copyArray​(java.lang.Object[] array,
                                                   int from,
                                                   int to)
        (Partial) replacement for Arrays.copyOfRange, which is only available in JDK6.
      • getLastElement

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

        public static <T> void setLastElement​(java.util.List<T> list,
                                              T elem)
      • addLastElement

        public static <T> void addLastElement​(java.util.List<T> list,
                                              T element)
      • reverse

        public static <T> java.lang.Iterable<T> reverse​(java.util.List<T> list)
      • asSet

        public static <T> java.util.Set<T> asSet​(T[] values)
      • mapOf

        public static <K,​V> java.util.Map<K,​V> mapOf​(K key,
                                                                 V value)
      • mapOf

        public static <K,​V> java.util.Map<K,​V> mapOf​(K key,
                                                                 V value,
                                                                 K key2,
                                                                 V value2)
      • mapOf

        public static <K,​V> java.util.Map<K,​V> mapOf​(K key,
                                                                 V value,
                                                                 K key2,
                                                                 V value2,
                                                                 K key3,
                                                                 V value3)
      • concat

        public static <T> java.lang.Iterable<T> concat​(java.lang.Iterable<? extends T>... iterables)
      • concat

        public static <T> java.lang.Iterable<T> concat​(java.util.List<java.lang.Iterable<? extends T>> iterables)
      • containsAny

        public static boolean containsAny​(java.lang.Iterable<?> iterable,
                                          java.lang.Object... elements)