How to use

setText

method

in

mage.abilities.effects.common.search.SearchLibraryPutInPlayEffect

public SearchLibraryPutInPlayEffect(TargetCardInLibrary target, boolean tapped, boolean forceShuffle, Outcome outcome) {
  super(target, outcome);
  this.tapped = tapped;
  this.forceShuffle = forceShuffle;
  setText();
}

public OneWithNature(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId, setInfo, new CardType[]{CardType.ENCHANTMENT}, "{G}");
  this.subtype.add(SubType.AURA);
  // Enchant creature
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.PutLandInPlay));
  Ability ability = new EnchantAbility(auraTarget.getTargetName());
  this.addAbility(ability);
  // Whenever enchanted creature deals combat damage to a player, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle your library.
  ability = new DealsDamageToAPlayerAttachedTriggeredAbility(
      new SearchLibraryPutInPlayEffect(new TargetCardInLibrary(StaticFilters.FILTER_CARD_BASIC_LAND), true, Outcome.PutLandInPlay)
          .setText("you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle your library."),
      "enchanted creature", true, false, true, TargetController.ANY);
  this.addAbility(ability);
}