Method equivalent

guava/src/com/google/common/base/Equivalence.java:68–76

Returns {@code true} if the given objects are considered equivalent. <p>This method describes an <i>equivalence relation</i> on object references, meaning that for all references {@code x}, {@code y}, and {@code z} (any of which may be null): <ul> <li>{@code equivalent(x, x)} is true (<i>reflexi

(@Nullable T a, @Nullable T b)

   * long as neither {@code x} nor {@code y} is modified.
   */
  public final boolean equivalent(@Nullable T a, @Nullable T b) {
    if (a == b) {
      return true;
    }
    if (a == null || b == null) {
      return false;
    }
    return doEquivalent(a, b);
  }

  /**
   * @deprecated Provided only to satisfy the {@link BiPredicate} interface; use {@link #equivalent}