java Programming Glossary: methodWhy JSF calls getters multiple times http://stackoverflow.com/questions/2090033/why-jsf-calls-getters-multiple-times but created as a ValueExpression object and the getter method behind the expression is executed everytime when the code calls.. row . Evaluating an EL expression and invoking a getter method is a very cheap operation so you should generally not worry.. performing expensive DB business logic in the getter method for some reason. This would be re executed everytime Getter..
How to upload files to server using JSP/Servlet? http://stackoverflow.com/questions/2422468/how-to-upload-files-to-server-using-jsp-servlet server using JSP Servlet I tried this form action upload method post input type text name description input type file name file.. stated in the HTML specification you have to use the POST method and the enctype attribute of the form has to be set to multipart.. has to be set to multipart form data . form action upload method post enctype multipart form data input type text name description..
How to use java.net.URLConnection to fire and handle HTTP requests? http://stackoverflow.com/questions/2793150/how-to-use-java-net-urlconnection-to-fire-and-handle-http-requests parameters It's a trivial task. It's the default request method. URLConnection connection new URL url query .openConnection.. headers then you can even use the URL#openStream shortcut method. InputStream response new URL url .openStream ... Either way.. way if the other side is a HttpServlet then its doGet method will be called and the parameters will be available by HttpServletRequest#getParameter..
GUI not working after rewriting to MVC http://stackoverflow.com/questions/3066590/gui-not-working-after-rewriting-to-mvc response to a user's selection the View invokes the check method while listening for a response from the Model via update . The..
How to avoid Java Code in JSP-Files? http://stackoverflow.com/questions/3177733/how-to-avoid-java-code-in-jsp-files way of coding and in JSP version 2 there exists a method to avoid Java code in JSP files. Can someone please tell me.. implement a filter and write code accordingly in doFilter method. E.g. public void doFilter ServletRequest request ServletResponse.. implement a servlet and write code accordingly in doGet method. E.g. protected void doGet HttpServletRequest request HttpServletResponse..
Reasons of getting a java.lang.VerifyError http://stackoverflow.com/questions/100107/reasons-of-getting-a-java-lang-verifyerror 柒p 鉕 at java.lang.Class.getDeclaredConstructors0 Native Method at java.lang.Class.privateGetDeclaredConstructors Class.java.. 𧟌膂 X 𧟌貽 at java.lang.Class.getDeclaredConstructors0 Native Method at java.lang.Class.privateGetDeclaredConstructors Class.java..
Unsupported major.minor version 51.0 http://stackoverflow.com/questions/10382929/unsupported-major-minor-version-51-0 version 51.0 at java.lang.ClassLoader.defineClass1 Native Method at java.lang.ClassLoader.defineClassCond Unknown Source ...........................................
What's the proper way to test a class with private methods using JUnit? http://stackoverflow.com/questions/34571/whats-the-proper-way-to-test-a-class-with-private-methods-using-junit change private static final variables through reflection. Method method targetClass.getDeclaredMethod methodName argClasses method.setAccessible.. through reflection. Method method targetClass.getDeclaredMethod methodName argClasses method.setAccessible true return method.invoke.. true field.set object value Notes targetClass.getDeclaredMethod methodName argClasses lets you look into private methods. The..
Calling awt Frame methods from subclass http://stackoverflow.com/questions/5665156/calling-awt-frame-methods-from-subclass Setting my frame object app.frame this app.init Sample Method public void sampleMethod String msg System.out.println I think.. app.frame this app.init Sample Method public void sampleMethod String msg System.out.println I think ' msg ' called me Modified.. ExampleFrame myframe ExampleFrame p myframe.sampleMethod First Way break p p.getParent SECOND WAY OF ACCESSING PARENT..
How should I load Jars dynamically at runtime? http://stackoverflow.com/questions/60764/how-should-i-load-jars-dynamically-at-runtime Class classToLoad Class.forName com.MyClass true child Method method classToLoad.getDeclaredMethod myMethod Object instance.. true child Method method classToLoad.getDeclaredMethod myMethod Object instance classToLoad.newInstance Object result.. true child Method method classToLoad.getDeclaredMethod myMethod Object instance classToLoad.newInstance Object result method.invoke..
read/write to Windows Registry using Java http://stackoverflow.com/questions/62289/read-write-to-windows-registry-using-java import java.lang.reflect.Method import java.util.HashMap import java.util.Map import java.util.ArrayList.. Preferences userClass userRoot.getClass private static Method regOpenKey null private static Method regCloseKey null private.. private static Method regOpenKey null private static Method regCloseKey null private static Method regQueryValueEx null..
Can't get ArrayIndexOutOfBoundsException from Future<?> and SwingWorker if thread starts Executor http://stackoverflow.com/questions/7053865/cant-get-arrayindexoutofboundsexception-from-future-and-swingworker-if-threa 636 at java.security.AccessController.doPrivileged Native Method at java.security.AccessControlContext 1.doIntersectionPrivilege..
Update JLabel every X seconds from ArrayList<List> - Java http://stackoverflow.com/questions/7943584/update-jlabel-every-x-seconds-from-arraylistlist-java it to print correctly to the console. Here is my Print Method private void printWords final Timer timer new Timer 500 null..
Efficiency of Java “Double Brace Initialization”? http://stackoverflow.com/questions/924285/efficiency-of-java-double-brace-initialization added to them via the add method using the two methods Method 1 Double Brace Initialization List String l new ArrayList String.. List String l new ArrayList String add Hello add World Method 2 Instantiate an ArrayList and add List String l new ArrayList..
@Inject to pass params to a CDI @Named bean via URL gives Jboss error on Netbeans http://stackoverflow.com/questions/10058852/inject-to-pass-params-to-a-cdi-named-bean-via-url-gives-jboss-error-on-netbean @Qualifier @Retention RUNTIME @Target METHOD FIELD PARAMETER TYPE public @interface HttpParam public String.. annotation @Qualifier @Retention RUNTIME @Target TYPE METHOD FIELD PARAMETER public @interface HttpParam public String value..
Test MultipartFormData in Play 2.0 FakeRequest http://stackoverflow.com/questions/10890381/test-multipartformdata-in-play-2-0-fakerequest POST register .withFormUrlEncodedBody map NO SUCH METHOD EDIT This is the workaround I did to test multipart. HttpClient..
Trying to build a correct SOAP Request http://stackoverflow.com/questions/11763092/trying-to-build-a-correct-soap-request my request SoapObject request new SoapObject NAMESPACE METHOD request.addProperty serviceName SERVICENAME request.addProperty.. serviceName SERVICENAME request.addProperty methodName METHODNAME SoapObject nestedParameters new SoapObject NAMESPACE parameters.. TAG_PARAM_VALUE_END Value private static final String TAG_METHOD_START methodName private static final String TAG_METHOD_END..
Best Practice to Use HttpClient in Multithreaded Environment http://stackoverflow.com/questions/1281219/best-practice-to-use-httpclient-in-multithreaded-environment catch ... finally method.releaseConnection We plan to have METHOD A global_c is initialized once through HttpClient global_c new.. HttpClient but release the connection manager explicitly. METHOD B MultiThreadedHttpConnectionManager connman new MultiThreadedHttpConnectionManager..
ejb lookup failing with NamingException http://stackoverflow.com/questions/1473939/ejb-lookup-failing-with-namingexception 䏭 remote home interface MUST DEFINE ONE OR MORE create METHOD methods. A stateless session bean MUST DEFINE exactly one METHOD.. methods. A stateless session bean MUST DEFINE exactly one METHOD method with no arguments. ... throws clause MUST INCLUDE javax.ejb.CreateException.. method of a stateful session bean MUST BE NAMED create METHOD and it must match one of the Init methods or ejbCreate METHOD..
Clone() vs Copy constructor- which is recommended in java http://stackoverflow.com/questions/2427883/clone-vs-copy-constructor-which-is-recommended-in-java this question Clone is broken so dont use it. THE CLONE METHOD of the Object class is a somewhat magical method that does what..
Steps in creating a web service using Axis2 - The client code http://stackoverflow.com/questions/2559074/steps-in-creating-a-web-service-using-axis2-the-client-code INF services But here comes my problem HOW DO I ACCESS THE METHOD World String name i.e. I am clueless about the client code Please..
Pointcut matching methods with annotated parameters http://stackoverflow.com/questions/3565718/pointcut-matching-methods-with-annotated-parameters com.xxx.xxx.annotation standard imports stripped @Target METHOD @Retention RUNTIME @Documented public @interface MyAnnotationForMethod..
How to POST data to server in JSON format http://stackoverflow.com/questions/4966188/how-to-post-data-to-server-in-json-format this JSON string I want to POST this data to server POST METHOD . How this can be done in android.. JSON string... clientId..
Polymorphism - Overloading/Overriding http://stackoverflow.com/questions/4986095/polymorphism-overloading-overriding call B's a AND THIS IS POLYMORPHISM C will decide WHICH METHOD TO CALL only at runtime Poly comes from greek . Means many ...
http://stackoverflow.com/questions/5038798/uploading-of-pdf-file FORM ENCTYPE multipart form data ACTION uploadfile.html METHOD POST br br br center table border 2 tr center td colspan 2..
HttpPost -> Redirect -> Location or body of response needed http://stackoverflow.com/questions/8014997/httppost-redirect-location-or-body-of-response-needed na.leagueoflegends.com ladders solo 5x5 try Add your POST METHOD attributes List NameValuePair nameValuePairs new ArrayList NameValuePair..
Eclipse warning about synthetic accessor for private static nested classes in Java? http://stackoverflow.com/questions/921025/eclipse-warning-about-synthetic-accessor-for-private-static-nested-classes-in-ja GENERATED BY COMPILER private InnerClass SYNTHETIC METHOD GENERATED BY THE JAVA COMPILER InnerClass InnerClass innerclass..
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