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java Programming Glossary: throwHow to upload files to server using JSP/Servlet? http://stackoverflow.com/questions/2422468/how-to-upload-files-to-server-using-jsp-servlet HttpServletRequest request HttpServletResponse response throws ServletException IOException try List FileItem items new ServletFileUpload.. ... do your job here catch FileUploadException e throw new ServletException Cannot parse multipart request. e ..... HttpServletRequest request HttpServletResponse response throws ServletException IOException String description request.getParameter..
How to avoid Java Code in JSP-Files? http://stackoverflow.com/questions/3177733/how-to-avoid-java-code-in-jsp-files use of inheritance composition. Debuggability if scriptlet throws an exception halfway all you get is a blank page. Testability.. request ServletResponse response FilterChain chain throws ServletException IOException if HttpServletRequest request.. HttpServletRequest request HttpServletResponse response throws ServletException IOException try List Product products productService.list..
Design Patterns web based applications http://stackoverflow.com/questions/3541077/design-patterns-web-based-applications HttpServletRequest request HttpServletResponse response throws ServletException IOException try Action action ActionFactory.getAction.. as result of the action PRG pattern . catch Exception e throw new ServletException Executing action failed. e Executing the.. HttpServletRequest request HttpServletResponse response throws Exception You may want to make the Exception more specific..
How to generate a random alpha-numeric string http://stackoverflow.com/questions/41107/how-to-generate-a-random-alpha-numeric-string final char buf public RandomString int length if length 1 throw new IllegalArgumentException length 1 length buf new char length..
Can you find all classes in a package using reflection? http://stackoverflow.com/questions/520328/can-you-find-all-classes-in-a-package-using-reflection handed requests for classes and have to return a class or throw an exception. However if you write your own class loaders or..
How to: generic array creation http://stackoverflow.com/questions/529085/how-to-generic-array-creation explicitly called with a Class E argument and methods will throw an exception when they are passed arguments that are not of..
read/write to Windows Registry using Java http://stackoverflow.com/questions/62289/read-write-to-windows-registry-using-java @param key @param valueName @return the value @throws IllegalArgumentException @throws IllegalAccessException @throws.. @return the value @throws IllegalArgumentException @throws IllegalAccessException @throws InvocationTargetException public.. IllegalArgumentException @throws IllegalAccessException @throws InvocationTargetException public static String readString int..
How to use an existing database with an Android application [duplicate] http://stackoverflow.com/questions/9109438/how-to-use-an-existing-database-with-an-android-application databases this.mContext context public void createDataBase throws IOException If database not exists copy it from the assets.. database created catch IOException mIOException throw new Error ErrorCopyingDataBase Check that the database exists.. Copy the database from assets private void copyDataBase throws IOException InputStream mInput mContext.getAssets .open DB_NAME..
How to most elegantly iterate through parallel collections? http://stackoverflow.com/questions/1365793/how-to-most-elegantly-iterate-through-parallel-collections I would create a new object that encapsulates the two. Throw that in the array and iterate over that. List Person Where public..
Sudoku Backtracking Non valid Sudoku http://stackoverflow.com/questions/15124022/sudoku-backtracking-non-valid-sudoku loop. public void solve int row int col throws Exception Throw an exception to stop the process if the puzzle is solved if..
Java. Sax parser. How to manually break parsing? [duplicate] http://stackoverflow.com/questions/2964315/java-sax-parser-how-to-manually-break-parsing endDocument java sax share improve this question Throw an exception in the handler and catch it in the code block where..
How Can I Avoid Using Exceptions for Flow Control? http://stackoverflow.com/questions/345626/how-can-i-avoid-using-exceptions-for-flow-control or 200 OK here's the data . The solutions I'm weighing are Throw a custom exception when the storage system does not contain.. exception when the storage system does not contain the key Throw a custom exception when the ifModifiedSince fails. Add a status..
Guidelines on Exception propagation (in Java) http://stackoverflow.com/questions/3551221/guidelines-on-exception-propagation-in-java Guidelines that have helped me in the past include Throw exceptions when the method cannot handle the exception and more.. by the method then it is preferable to bubble it. Throw the exception right away . This might sound vague but if an.. attempt to catch java.lang.Exception or java.lang.Throwable. Since all subclassed exceptions can be caught the runtime..
Why java people frequently consume exception silently? http://stackoverflow.com/questions/921471/why-java-people-frequently-consume-exception-silently shot in first place . And yes the catch could be used to Throw exceptions appropriate to the abstraction share improve this..
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