Re: [Help] Upload File Component Problem

dodgers188 wrote:

Dear gurus, I tried to follow example given in netbeans 6.0 kb about file upload component. I have an error on line: ServletContext theApplicationsServletContext = (ServletContext) this.getExternalContext().getContext(); it says cannot find symbol getContext(); I tried to remove the getContext() but it says inconvertible types. Anybody can please help me? /* * Page1.java * * Created on Mar 27, 2008, 12:55:24 PM */ package uploadfile; import com.sun.rave.web.ui.appbase.AbstractPageBean; import com.sun.webui.jsf.component.Body; import com.sun.webui.jsf.component.Button; import com.sun.webui.jsf.component.Form; import com.sun.webui.jsf.component.Head; import com.sun.webui.jsf.component.Html; import com.sun.webui.jsf.component.Link; import com.sun.webui.jsf.component.MessageGroup; import com.sun.webui.jsf.component.Page; import com.sun.webui.jsf.component.StaticText; import com.sun.webui.jsf.component.Upload; import javax.faces.FacesException; import javax.servlet.ServletContext; /** * Page bean that corresponds to a similarly named JSP page. This * class contains component definitions (and initialization code) for * all components that you have defined on this page, as well as * lifecycle methods and event handlers where you may add behavior * to respond to incoming events. * * @author Dwi Pamudji Soetedjo */ public class Page1 extends AbstractPageBean { // /** * Automatically managed component initialization. WARNING: * This method is automatically generated, so any user-specified code inserted * here is subject to being replaced. */ private void _init() throws Exception { } private Page page1 = new Page(); public Page getPage1() { return page1; } public void setPage1(Page p) { this.page1 = p; } private Html html1 = new Html(); public Html getHtml1() { return html1; } public void setHtml1(Html h) { this.html1 = h; } private Head head1 = new Head(); public Head getHead1() { return head1; } public void setHead1(Head h) { this.head1 = h; } private Link link1 = new Link(); public Link getLink1() { return link1; } public void setLink1(Link l) { this.link1 = l; } private Body body1 = new Body(); public Body getBody1() { return body1; } public void setBody1(Body b) { this.body1 = b; } private Form form1 = new Form(); public Form getForm1() { return form1; } public void setForm1(Form f) { this.form1 = f; } private Upload fileUpload1 = new Upload(); public Upload getFileUpload1() { return fileUpload1; } public void setFileUpload1(Upload u) { this.fileUpload1 = u; } private Button button1 = new Button(); public Button getButton1() { return button1; } public void setButton1(Button b) { this.button1 = b; } private StaticText staticText1 = new StaticText(); public StaticText getStaticText1() { return staticText1; } public void setStaticText1(StaticText st) { this.staticText1 = st; } private StaticText staticText2 = new StaticText(); public StaticText getStaticText2() { return staticText2; } public void setStaticText2(StaticText st) { this.staticText2 = st; } private StaticText staticText3 = new StaticText(); public StaticText getStaticText3() { return staticText3; } public void setStaticText3(StaticText st) { this.staticText3 = st; } private MessageGroup messageGroup1 = new MessageGroup(); public MessageGroup getMessageGroup1() { return messageGroup1; } public void setMessageGroup1(MessageGroup mg) { this.messageGroup1 = mg; } // /** * Construct a new Page bean instance. */ public Page1() { } /** * Callback method that is called whenever a page is navigated to, * either directly via a URL, or indirectly via page navigation. * Customize this method to acquire resources that will be needed * for event handlers and lifecycle methods, whether or not this * page is performing post back processing. * * Note that, if the current request is a postback, the property * values of the components do not represent any * values submitted with this request. Instead, they represent the * property values that were saved for this view when it was rendered. */ private String realImageFilePath; private static final String IMAGE_URL = "/resources/image-file"; @Override public void init() { // Perform initializations inherited from our superclass super.init(); // Perform application initialization that must complete // before managed components are initialized // TODO - add your own initialiation code here // // Initialize automatically managed components // Note - this logic should NOT be modified try { _init(); } catch (Exception e) { log("Page1 Initialization Failure", e); throw e instanceof FacesException ? (FacesException) e: new FacesException(e); } // // Perform application initialization that must complete // after managed components are initialized // TODO - add your own initialization code here ServletContext theApplicationsServletContext = (ServletContext) this.getExternalContext().getContext(); this.realImageFilePath = theApplicationsServletContext.getRealPath(IMAGE_URL); }