java.io.FileNotFoundException系统找不到指定的路径 [英] java.io.FileNotFoundException The system cannot find the path specified

问题描述

我有一个定时器设置来调用一个包含pdf生成代码的类。我已经设置了需要保存的文件路径..但​​它显示异常为java.io.FileNotFoundException：D：\（The系统找不到指定的路径。。我不知道错误在哪里..

I have a timer set to invoke a class that contains pdf generating codes.I have set the file path where it needs to be saved..but it is showing exception as java.io.FileNotFoundException : D:\ (The system cannot find the path specified) .I dont know where is the mistake..

这是我的代码..

try {

        OutputStream file = new FileOutputStream(new File("D://"));
        Document document = new Document();
         //PDF generating code..     
        document.add(list);            //In the new page we are going to add list
        document.close();

        file.close();

        System.out.println("Pdf created successfully..");

    } catch (Exception e) {
        e.printStackTrace();
    }

推荐答案

您还没有提供该文件name因此你得到那个例外，使用下面的代码

You have not provided the file name so you get that exception,use below code

  OutputStream file = new FileOutputStream(new File("D://timer.pdf"));

请参阅doc 这里

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