Class Boolean

lib/java/lang/Boolean.java:27–230

The wrapper for the primitive type boolean. @since 1.0

 * @since 1.0
 */
public final class Boolean implements Serializable, Comparable<Boolean> {

    private static final long serialVersionUID = -3665804199014368530L;

    /**
     * The boolean value of the receiver.
     */
    private final boolean value;

    /**
     * The {@link Class} object that represents the primitive type {@code
     * boolean}.
     */
    @SuppressWarnings("unchecked")
    public static final Class<Boolean> TYPE = (Class<Boolean>) new boolean[0]
            .getClass().getComponentType();

    // Note: This can't be set to "boolean.class", since *that* is
    // defined to be "java.lang.Boolean.TYPE";

    /**
     * The {@code Boolean} object that represents the primitive value
     * {@code true}.
     */
    public static final Boolean TRUE = new Boolean(true);

    /**
     * The {@code Boolean} object that represents the primitive value
     * {@code false}.
     */
    public static final Boolean FALSE = new Boolean(false);

    /**
     * Constructs a new {@code Boolean} with its boolean value specified by
     * {@code string}. If {@code string} is not {@code null} and is equal to
     * "true" using a non-case sensitive comparison, the result will be a
     * Boolean representing the primitive value {@code true}, otherwise it will
     * be a Boolean representing the primitive value {@code false}.
     * 
     * @param string
     *            the string representing a boolean value.
     */
    public Boolean(String string) {
        this(parseBoolean(string));
    }

    /**
     * Constructs a new {@code Boolean} with the specified primitive boolean
     * value.
     * 
     * @param value
     *            the primitive boolean value, {@code true} or {@code false}.
     */
    public Boolean(boolean value) {
        this.value = value;
    }

    /**