Package org.kie.efesto.common.api.utils

Class CollectionUtils

  • public class CollectionUtils
extends java.lang.Object

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static <T,​X extends java.lang.RuntimeException>
      java.util.Optional<T>      		 findAtMostOne​(java.lang.Iterable<T> collection, java.util.function.Predicate<T> filter, java.util.function.BiFunction<T,​T,​X> multipleValuesExceptionSupplier)  
      static <T,​X extends java.lang.RuntimeException>
      T      		 findExactlyOne​(java.lang.Iterable<T> collection, java.util.function.Predicate<T> filter, java.util.function.BiFunction<T,​T,​X> multipleValuesExceptionSupplier, java.util.function.Supplier<X> missingValueExceptionSupplier)  

      • Methods inherited from class java.lang.Object

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

    • Method Detail

      • findAtMostOne

        public static <T,​X extends java.lang.RuntimeException> java.util.Optional<T> findAtMostOne​(java.lang.Iterable<T> collection,
                                                                                                 java.util.function.Predicate<T> filter,
                                                                                                 java.util.function.BiFunction<T,​T,​X> multipleValuesExceptionSupplier)

      • findExactlyOne

        public static <T,​X extends java.lang.RuntimeException> T findExactlyOne​(java.lang.Iterable<T> collection,
                                                                              java.util.function.Predicate<T> filter,
                                                                              java.util.function.BiFunction<T,​T,​X> multipleValuesExceptionSupplier,
                                                                              java.util.function.Supplier<X> missingValueExceptionSupplier)