code: @Deprecated
  	public State getState(String key) {
  		return Type.to(stateMap.get(key));
  	}
docs: Returns the type code (as in {@link State}) the corresponding value of the given key has.<br>
  NB. this method returns {@link State#START_HASH} for a {@link JsonHash}, {@link State#START_ARRAY} for a {@link JsonArray}.
  
  @param key The key
  @return The type code (see {@link State})
  @deprecated {@link State} is confuse the users. replace to {@link Type} in about {@link JsonHash}. since 1.4.12.