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.carbondata.core.datastore.page.encoding.bool;
  
  import java.util.Locale;
  
  /**
   * convert tools for boolean data type
   */
  public class BooleanConvert {
  
    public static final byte TRUE_VALUE = 1;
    public static final byte FALSE_VALUE = 0;
    /**
     * convert boolean to byte
     *
     * @param data data of boolean data type
     * @return byte type data by convert
     */
    public static byte boolean2Byte(boolean data) {
      return data ? TRUE_VALUE : FALSE_VALUE;
    }
  
    /**
     * convert byte to boolean
     *
     * @param data byte type data
     * @return boolean type data
     */
    public static boolean byte2Boolean(int data) {
      return data == TRUE_VALUE;
    }
  
    /**
     * parse boolean, true and false to boolean
     *
     * @param input string type data
     * @return Boolean type data
     */
    public static Boolean parseBoolean(String input) {
      String value = input.toLowerCase(Locale.getDefault());
      if (("false").equals(value)) {
        return Boolean.FALSE;
      } else if (("true").equals(value)) {
        return Boolean.TRUE;
      } else {
        throw new NumberFormatException("Not a valid Boolean type");
      }
    }
  }
  