filenotfoundexception

问题 I'm trying to read in a text file of a bunch of words that I want to use for a word game I am writing. This list is stored in the assets directory and is a txt file. But, whenever I attempt to open it, it throws an exception. List<String>wordList = new ArrayList<String>(); BufferedReader br = null; try { br = new BufferedReader(new InputStreamReader(getAssets().open("wordlist.txt"))); //throwing a FileNotFoundException? String word; while((word=br.readLine()) != null) wordList.add(word); /

问题 This question is unlikely to help any future visitors; it is only relevant to a small geographic area, a specific moment in time, or an extraordinarily narrow situation that is not generally applicable to the worldwide audience of the internet. For help making this question more broadly applicable, visit the help center. Closed 6 years ago . I tried to create an object from FileInputStream and pass the relative value of a file to its constructor, but it doesn't work properly and threw a

问题 This question is unlikely to help any future visitors; it is only relevant to a small geographic area, a specific moment in time, or an extraordinarily narrow situation that is not generally applicable to the worldwide audience of the internet. For help making this question more broadly applicable, visit the help center. Closed 6 years ago . I tried to create an object from FileInputStream and pass the relative value of a file to its constructor, but it doesn't work properly and threw a

问题 I am creating a class -- just a class, no main() and I am receiving the error of "unreported exception java.io.FileNotFoundException; must be caught or declared to be thrown" at this line: FileOutputStream outStr = new FileOutputStream(FILE, true); I don't understand; I put in a try{} catch{} block and it's still reporting the error. Additionally, it's also reporting an "illegal start of type" for the try and both catch lines, and it's also saying that ';' is expected for both catch lines. I

问题 I've been using this little function without any issue for the past few years to validate user credentials. The createPrincipalContext method returns a PrincipalContext with ContextType.Machine and the machine name. public static bool ValidateCredentials(string username, string password, string domain = null) { try { using (var principalContext = createPrincipalContext(username, domain)) { username = GetLoginInfo(username).Username; // validate the credentials if (principalContext

问题 I just wanted to read a file line by line. This was meant to be simple, but i just can't get it right! String fileName = "C:/Users/Diogo/Desktop/Krs_Grafo/Graph.txt"; FileReader file = new FileReader(fileName); BufferedReader inputStream = new BufferedReader(file); System.out.println(inputStream.readLine()); i keep getting the error: Exception in thread "main" java.io.FileNotFoundException: C:\Users\Diogo\Desktop\Krs_Grafo\Graph.txt (O sistema não pode encontrar o arquivo especificado) at

问题 Is there any other way of checking whether a file exists in a Windows Store app? try { var file = await ApplicationData.Current.LocalFolder.GetFileAsync("Test.xml"); //no exception means file exists } catch (FileNotFoundException ex) { //find out through exception } 回答1: According to the accepted answer in this post, there is no other way at the moment. However, the File IO team is considering changing the the api so that it returns null instead of throwing an exception. Quote from the linked

问题 This question already has answers here : java.io.FileNotFoundException: (Access is denied) (4 answers) Closed 3 years ago . I have the following code: List<FileItem> items = uploadHandler.parseRequest(request); for (FileItem item : items) { if (!item.isFormField()) { File file = new File("D:/Data"); } } When I am trying to save a file, I am getting the following error java.io.FileNotFoundException: D:\Data (Access is denied.) What could be the reason and how can I resolve this? I do have read

问题 I am trying to read the files inside a folder, but when I run the program it throws this exception. I tried with some other folders also. It throws the same exception. Exception in thread "main" java.io.FileNotFoundException: C:\backup (Access is denied) at java.io.FileInputStream.open(Native Method) at java.io.FileInputStream.<init>(Unknown Source) 回答1: You cannot open and read a directory, use the isFile() and isDirectory() methods to distinguish between files and folders. You can get the

问题 I am trying to read a file in my java program called HelloJavaTest.java but I keep on getting a FileNotFoundException error. The file I'm trying to import ( hello.txt ) is in the same package as HelloJavaTest.java (package: java_files). Here is the message that pops up when I try to compile the code: Exception in thread "main" java.io.FileNotFoundException: \java_files\hello.txt (No such file or directory) at java.io.FileInputStream.open(Native Method) at java.io.FileInputStream.<init>