Converts a Boolean to a Integer using the convention that zero is false : boolean « Data Type « Java

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Java » Data Type » booleanScreenshots 
Converts a Boolean to a Integer using the convention that zero is false
    
/*
 * 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
 
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * <p>Operations on boolean primitives and Boolean objects.</p>
 *
 * <p>This class tries to handle <code>null</code> input gracefully.
 * An exception will not be thrown for a <code>null</code> input.
 * Each method documents its behaviour in more detail.</p>
 
 @author Stephen Colebourne
 @author Matthew Hawthorne
 @author Gary Gregory
 @since 2.0
 @version $Id: BooleanUtils.java 589050 2007-10-27 05:07:45Z bayard $
 */
public class Main {
  /**
   * <p>Converts a Boolean to a Integer using the convention that
   * <code>zero</code> is <code>false</code>.</p>
   *
   * <p><code>null</code> will be converted to <code>null</code>.</p>
   *
   * <pre>
   *   BooleanUtils.toIntegerObject(Boolean.TRUE)  = new Integer(1)
   *   BooleanUtils.toIntegerObject(Boolean.FALSE) = new Integer(0)
   * </pre>
   *
   @param bool  the Boolean to convert
   @return one if Boolean.TRUE, zero if Boolean.FALSE, <code>null</code> if <code>null</code>
   */
  public static Integer toIntegerObject(Boolean bool) {
      if (bool == null) {
          return null;
      }
      return bool.booleanValue() 0;
  }
  
}

   
    
    
    
  
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