// 定义结构体
    public static class ReturnType(){
        public boolean  val_1;
        public int val_2;
        
        public ReturnType(boolean val_1, int val_2){
            this.val_1 = val_1;
            this.val_2 = val_2;
        }
    }

    // 返回
    public static ReturnType process(){
        return new ReturnType(true, 0)
    }
    // 获取返回值
    ReturnType ret = process()
    boolean val_1 = ret.val_1
    int val_2 = ret.val_2