struts2.0文件上传下载

/* * $Id: MultipleFileUploadUsingListAction.java 478625 2006-11-23 17:31:52Z wsmoak $ * * 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.struts2.showcase.fileupload; import java.io.BufferedReader; import java.io.File; import java.io.FileInputStream; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.List; import com.opensymphony.xwork2.ActionSupport; /** * Showcase action - multiple file upload using List * @version $Date: 2006-11-23 18:31:52 +0100 (Do, 23. Nov 2006) $ $Id: MultipleFileUploadUsingListAction.java 478625 2006-11-23 17:31:52Z wsmoak $ */ public class MultipleFileUploadUsingListAction extends ActionSupport { private List<File> uploads = new ArrayList<File>(); private List<String> uploadFileNames = new ArrayList<String>(); private List<String> uploadContentTypes = new ArrayList<String>(); public List<File> getUpload() { return this.uploads; } public void setUpload(List<File> uploads) { this.uploads = uploads; } public List<String> getUploadFileName() { return this.uploadFileNames; } public void setUploadFileName(List<String> uploadFileNames) { this.uploadFileNames = uploadFileNames; } public List<String> getUploadContentType() { return this.uploadContentTypes; } public void setUploadContentType(List<String> contentTypes) { this.uploadContentTypes = contentTypes; } public String upload() throws Exception { System.out.println("\n\n upload1"); System.out.println("filenames:"); for (String n: uploadFileNames) { System.out.println("*** "+n); } System.out.println("content types:"); for (String c: uploadContentTypes) { System.out.println("*** "+c); } System.out.println("\n\n"); System.out.println("files:"); for (File u: uploads) { System.out.println("*** "+u+"\t"+u.length()); if(u !=null && u.exists() && u.isFile() ){ BufferedReader bufferdReader=new BufferedReader(new InputStreamReader(new FileInputStream(u),"GBK")); String strTem=""; while((strTem=bufferdReader.readLine())!=null){ System.out.println(strTem); } } } return SUCCESS; } }