Method in

corpus/java/training/guava/base/Predicates.java:238–240

Returns a predicate that evaluates to true if the object reference being tested is a member of the given collection. It does not defensively copy the collection passed in, so future changes to it will alter the behavior of the predicate. This method can technically accept any {@code Coll

(Collection<? extends T> target)

   * @param target the collection that may contain the function input
   */
  public static <T> Predicate<T> in(Collection<? extends T> target) {
    return new InPredicate<T>(target);
  }

  /**
   * Returns the composition of a function and a predicate. For every {@code x}, the generated