Converts a boolean to a String returning 'yes' or 'no' : Boolean « Data Type « Java Tutorial

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 * Operations on boolean primitives and Boolean objects.
 * 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.
 * @author Stephen Colebourne
 * @author Matthew Hawthorne
 * @author Gary Gregory
 * @since 2.0
 * @version $Id: 589050 2007-10-27 05:07:45Z bayard $
public class Main {
   * Converts a boolean to a String returning <code>'yes'</code>
   * or <code>'no'</code>.
   * <pre>
   *   BooleanUtils.toStringYesNo(true)   = "yes"
   *   BooleanUtils.toStringYesNo(false)  = "no"
   * </pre>
   * @param bool  the Boolean to check
   * @return <code>'yes'</code>, <code>'no'</code>,
   *  or <code>null</code>
  public static String toStringYesNo(boolean bool) {
      return toString(bool, "yes", "no");
   * Converts a boolean to a String returning one of the input Strings.
   * <pre>
   *   BooleanUtils.toString(true, "true", "false")   = "true"
   *   BooleanUtils.toString(false, "true", "false")  = "false"
   * </pre>
   * @param bool  the Boolean to check
   * @param trueString  the String to return if <code>true</code>,
   *  may be <code>null</code>
   * @param falseString  the String to return if <code>false</code>,
   *  may be <code>null</code>
   * @return one of the two input Strings
  public static String toString(boolean bool, String trueString, String falseString) {
      return bool ? trueString : falseString;

2.2.2.Java boolean value
2.2.3.Boolean Data Type
2.2.4.Boolean Literals
2.2.5.Boolean Variables
2.2.6.Using the boolean type
2.2.7.valueOf(): parse a String to a Boolean object
2.2.8.toString(): return the string representation of a boolean
2.2.9.Convert String to Boolean
2.2.10.Convert Boolean to String
2.2.11.Convert Java boolean Primitive to Boolean object
2.2.12.Convert Java String Object to Boolean Object
2.2.13.Create an Boolean object from boolean value
2.2.14.Compare Two Java boolean Arrays Example
2.2.15.Convert integer to boolean
2.2.16.Convert boolean to integer
2.2.17.Convert boolean value to Boolean
2.2.18.Create a boolean variable from string
2.2.19.Autoboxing/unboxing a Boolean and Character.
2.2.20.Converts a String to a Boolean.
2.2.21.Converts a boolean to a String returning 'yes' or 'no'
2.2.22.Converts an Integer to a boolean specifying the conversion values.
2.2.23.Converts an int to a boolean specifying the conversion values.
2.2.24.Performs an xor on a set of booleans.