Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License") + you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ package org.apache.openmeetings.web.common; import static org.apache.openmeetings.util.OpenmeetingsVariables.webAppRootKey; import static org.apache.openmeetings.web.app.Application.getBean; import java.util.List; import org.apache.openmeetings.core.converter.GenerateImage; import org.apache.openmeetings.db.dao.basic.ConfigurationDao; import org.apache.openmeetings.util.StoredFile; import org.apache.openmeetings.web.util.BootstrapFileUploadBehavior; import org.apache.wicket.ajax.AjaxRequestTarget; import org.apache.wicket.ajax.form.AjaxFormSubmitBehavior; import org.apache.wicket.extensions.ajax.markup.html.form.upload.UploadProgressBar; import org.apache.wicket.markup.html.form.Form; import org.apache.wicket.markup.html.form.upload.FileUpload; import org.apache.wicket.markup.html.form.upload.FileUploadField; import org.apache.wicket.model.IModel; import org.apache.wicket.util.lang.Bytes; import org.red5.logging.Red5LoggerFactory; import org.slf4j.Logger; public class UploadableProfileImagePanel extends ProfileImagePanel { private static final long serialVersionUID = 1L; private static final Logger log = Red5LoggerFactory.getLogger(UploadableProfileImagePanel.class, webAppRootKey); private FileUploadField fileUploadField; public UploadableProfileImagePanel(String id, final long userId) { super(id, userId); final Form<Void> form = new Form<Void>("form"); form.setMultiPart(true); form.setMaxSize(Bytes.bytes(getBean(ConfigurationDao.class).getMaxUploadSize())); // Model is necessary here to avoid writing image to the User object form.add(fileUploadField = new FileUploadField("image", new IModel<List<FileUpload>>() { private static final long serialVersionUID = 1L; //FIXME this need to be eliminated @Override public void detach() { } @Override public void setObject(List<FileUpload> object) { } @Override public List<FileUpload> getObject() { return null; } })); form.add(new UploadProgressBar("progress", form, fileUploadField)); fileUploadField.add(new AjaxFormSubmitBehavior(form, "change") { private static final long serialVersionUID = 1L; @Override protected void onSubmit(AjaxRequestTarget target) { FileUpload fu = fileUploadField.getFileUpload(); if (fu != null) { StoredFile sf = new StoredFile(fu.getClientFileName()); if (sf.isImage()) { boolean asIs = sf.isAsIs(); try { //FIXME need to work with InputStream !!! getBean(GenerateImage.class).convertImageUserProfile(fu.writeToTempFile(), userId, asIs); } catch (Exception e) { // TODO display error log.error("Error", e); } } else { //TODO display error } } update(); target.add(profile, form); } }); add(form.setOutputMarkupId(true)); add(BootstrapFileUploadBehavior.INSTANCE); } }