Boolean类将基本类型为boolean的值包装在一个对象中。
public class GetBoolean {
public static void main(String[] args) {
Boolean b1 = new Boolean(true);
Boolean b2 = new Boolean(false);
Boolean b3 = new Boolean("OK");
System.out.println("b1:" + b1.booleanValue());
System.out.println("b2:" + b2.booleanValue());
System.out.println("b3:" + b3.booleanValue());
}
}