android/guava/src/com/google/common/base/Predicates.java
@GwtCompatible(serializable = true)
  public static <T> Predicate<T> alwaysTrue() {
    return ObjectPredicate.ALWAYS_TRUE.withNarrowedType();
  }
@GwtCompatible(serializable = true)
  public static <T> Predicate<T> alwaysTrue() {
    return ObjectPredicate.ALWAYS_TRUE.withNarrowedType();
  }
Returns a predicate that always evaluates to {@code true}.