001 package org.apache.myfaces.tobago.component; 002 003 /* 004 * Licensed to the Apache Software Foundation (ASF) under one or more 005 * contributor license agreements. See the NOTICE file distributed with 006 * this work for additional information regarding copyright ownership. 007 * The ASF licenses this file to You under the Apache License, Version 2.0 008 * (the "License"); you may not use this file except in compliance with 009 * the License. You may obtain a copy of the License at 010 * 011 * http://www.apache.org/licenses/LICENSE-2.0 012 * 013 * Unless required by applicable law or agreed to in writing, software 014 * distributed under the License is distributed on an "AS IS" BASIS, 015 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 016 * See the License for the specific language governing permissions and 017 * limitations under the License. 018 */ 019 020 import static org.apache.myfaces.tobago.TobagoConstants.ATTR_ENCTYPE; 021 import org.apache.myfaces.tobago.util.MessageFactory; 022 import org.apache.commons.fileupload.FileItem; 023 024 import javax.faces.component.UIComponent; 025 import javax.faces.context.FacesContext; 026 import javax.faces.application.FacesMessage; 027 028 /* 029 * Created by IntelliJ IDEA. 030 * User: bommel 031 * Date: 10.02.2006 032 * Time: 19:02:13 033 */ 034 public class UIFileInput extends javax.faces.component.UIInput { 035 public static final String COMPONENT_TYPE = "org.apache.myfaces.tobago.FileInput"; 036 037 public void setParent(UIComponent uiComponent) { 038 super.setParent(uiComponent); 039 UIPage form = ComponentUtil.findPage(getFacesContext(), uiComponent); 040 if (form != null) { 041 form.getAttributes().put(ATTR_ENCTYPE, "multipart/form-data"); 042 } 043 } 044 045 public void validate(FacesContext facesContext) { 046 if (isRequired()) { 047 FileItem file = (FileItem) getSubmittedValue(); 048 if (file == null || file.getName().length() == 0) { 049 FacesMessage facesMessage = MessageFactory.createFacesMessage( 050 facesContext, REQUIRED_MESSAGE_ID, FacesMessage.SEVERITY_ERROR); 051 facesContext.addMessage(getClientId(facesContext), facesMessage); 052 setValid(false); 053 } 054 } 055 super.validate(facesContext); 056 } 057 }