core/play/src/main/java/play/libs/Json.java
public static JsonNode parse(String src) {
    try {
      return mapper().readTree(src);
    } catch (Throwable t) {
      throw new RuntimeException(t);
    }
  }
public static JsonNode parse(String src) {
    try {
      return mapper().readTree(src);
    } catch (Throwable t) {
      throw new RuntimeException(t);
    }
  }
Parses a String representing a json, and return it as a JsonNode.

@param src the JSON string.
@return the JSON node.