org.apache.commons.lang3.BooleanUtils

        {//判断true或false
            Boolean aBoolean = new Boolean(true);
            System.out.println(BooleanUtils.isTrue(aBoolean));
            System.out.println(BooleanUtils.isFalse(aBoolean));
        }

        {//判断不为true或不为false
            Boolean aBoolean = new Boolean(true);
            Boolean aBoolean1 = null;
            System.out.println(BooleanUtils.isNotTrue(aBoolean));
            System.out.println(BooleanUtils.isNotTrue(aBoolean1));
            System.out.println(BooleanUtils.isNotFalse(aBoolean));
            System.out.println(BooleanUtils.isNotFalse(aBoolean1));
        }

        {//转换成数字
            Boolean aBoolean = new Boolean(true);
            Boolean aBoolean1 = new Boolean(false);
            System.out.println(BooleanUtils.toInteger(aBoolean));
            System.out.println(BooleanUtils.toInteger(aBoolean1));
        }

        {//Boolean转换成布尔值
            Boolean aBoolean = new Boolean(true);
            Boolean aBoolean1 = null;
            System.out.println(BooleanUtils.toBoolean(aBoolean));
            System.out.println(BooleanUtils.toBoolean(aBoolean1));
            System.out.println(BooleanUtils.toBooleanDefaultIfNull(aBoolean1, false));
        }