code: public void showJson(String json) {
  		try {
  			JsonFactory jsonFactory = new JsonFactory();
  			ObjectMapper objectMapper = new ObjectMapper();
  			StringWriter stringWriter = new StringWriter();
  
  			JsonParser jsonParser = jsonFactory.createJsonParser(new StringReader(json));
  			JsonNode jsonNode = objectMapper.readTree(jsonParser);
  			JsonGenerator jsonGenerator = jsonFactory.createJsonGenerator(stringWriter);
  			jsonGenerator.useDefaultPrettyPrinter();
  
  			objectMapper.writeTree(jsonGenerator, jsonNode);
  
  			jsonGenerator.flush();
  			jsonGenerator.close();
  		} catch (Throwable throwable) {
  			// hmm, somewhat accidentally crashed?
  		}
  	}
docs: <p>
  showJson.
  </p>
  
  @param json
  a {@link java.lang.String} object.