content: /*
   *  Licensed to the Apache Software Foundation (ASF) under one
   *  or more contributor license agreements.  See the NOTICE file
   *  distributed with this work for additional information
   *  regarding copyright ownership.  The ASF licenses this file
   *  to you under the Apache License, Version 2.0 (the
   *  "License"); you may not use this file except in compliance
   *  with the License.  You may obtain a copy of the License at
   *
   *        http://www.apache.org/licenses/LICENSE-2.0
   *
   *  Unless required by applicable law or agreed to in writing,
   *  software distributed under the License is distributed on an
   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   *  KIND, either express or implied.  See the License for the
   *  specific language governing permissions and limitations
   *  under the License.
   */
  package org.apache.causeway.viewer.graphql.viewer.test.domain.calc;
  
  public enum Month {
      JANUARY,
      FEBRUARY,
      MARCH,
      APRIL,
      MAY,
      JUNE,
      JULY,
      AUGUST,
      SEPTEMBER,
      OCTOBER,
      NOVEMBER,
      DECEMBER,
      ;
  
      public Month nextMonth() {
          int currentMonthOrdinal = this.ordinal();
          int nextMonthOrdinal = (currentMonthOrdinal + 1) % Month.values().length;
          return Month.values()[nextMonthOrdinal];
      }
  
      public String toString() {
          return "Month of " + ("" + name().charAt(0)).toUpperCase() + (name().substring(1).toLowerCase());
      }
  }