code: public static String getGetterPropertyName(Member member) {
          if (member instanceof Field) {
              return member.getName();
          } else if (member instanceof Method) {
              String methodName = member.getName();
              for (String prefix : PROPERTY_ACCESSOR_PREFIXES) {
                  if (methodName.startsWith(prefix)) {
                      return decapitalizePropertyName(methodName.substring(prefix.length()));
                  }
              }
          }
          return null;
      }
docs: Returns the JavaBeans property name of the given member.
  @param member never null
  @return null if the member is neither a field nor a getter method according to the JavaBeans standard