public Map<String,String> clientUploadAttachment(Long belongId, String fileSource, MultipartFile file, User currentUser) { Map<String,String> map = new HashMap<String, String>(); if(file==null){ // map.put("uploadError", "uploadError"); return null;//上传失败返回null } try{ InputStream is = file.getInputStream(); String storePath =upLoadPath+DateUtils.getYear()+"/"+DateUtils.getMonth()+"/"+DateUtils.getDay()+"/"+belongId+"/"; String tempFileName = file.getOriginalFilename(); //缓存文件类型转换 源文件 CommonsMultipartFile cf= (CommonsMultipartFile)file; DiskFileItem fi = (DiskFileItem)cf.getFileItem(); File tempOrginFile = fi.getStoreLocation(); String mimeType = file.getContentType(); int fileType = 5;// 文件类型 1:图片 2:文档 3:视频 4:音频 5.其他 if (mimeType.startsWith("image/")) { fileType = 1; }else if(mimeType.startsWith("video")||mimeType.startsWith("mp4")){ fileType = 3; storePath += "video/"; }else if(mimeType.startsWith("mp3")){ fileType = 4; storePath += "audio/"; }else{ storePath += "other/"; } String uuid = IdGen.uuid(); if(is != null&&StringUtils.isNotBlank(tempFileName)){ Attachment attachment = new Attachment(); attachment.setBelongId(belongId); attachment.setFileType(fileType); attachment.setFileName(tempFileName); attachment.setCreatorId(currentUser.getId()); attachment.setCreatorName(currentUser.getLoginName()); attachment.setFileSize(FileUtils.getFileSize(file)); attachment.setFileSource(fileSource==null?5:Integer.parseInt(fileSource)); //生成文件名 String extendName = tempFileName.substring(tempFileName.indexOf(".")); String fileName =uuid + extendName; String waterName = uuid + extendName; if(fileType == 1){//图片 缩略图 路径 waterName = uuid + "_small" + extendName; }else if(fileType == 3){//视频截图 路径 waterName = uuid + "_view" + extendName; } //设置临时文件目录 String waterTempPath = SpringContextHolder.getRootRealPath()+"/static/temp/"+waterName; //開始上傳 FTPUtils ftpUtils = FTPUtils.getInstance(); attachment.setFilePath(storePath+fileName); attachment.setWaterPath(storePath+waterName); synchronized(this){ boolean upTemp = ftpUtils.storeFile(storePath,fileName,is); if(upTemp){ if(fileType == 1){//图片 缩略图 处理并上传 ImageUtil.createCompressImg(tempOrginFile,waterTempPath, 200); File waterFile = new File(waterTempPath); if(waterFile.exists()&&waterFile.isFile()){ ftpUtils.storeFile(storePath,waterName,new FileInputStream(waterFile)); FileUtils.deleteFile(waterTempPath); } }else if(fileType == 3){//视频截图 处理并上传 //TODO://视频截图 处理并上传 } attachmentDao.saveObj(attachment); } } map.put("attachmentId", String.valueOf(attachment.getId())); map.put("attachmentUrl", storePath+fileName); map.put("waterUrl", storePath+waterName); return map; }else{ return null;//上传失败返回null } }catch(IOException e){ e.printStackTrace(); return null;//上传失败返回null } }
package com.bankhui.center.common.utils; import java.awt.Container; import java.awt.Graphics; import java.awt.Image; import java.awt.MediaTracker; import java.awt.Toolkit; import java.awt.image.BufferedImage; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.net.MalformedURLException; import java.net.URL; import com.sun.image.codec.jpeg.JPEGCodec; import com.sun.image.codec.jpeg.JPEGEncodeParam; import com.sun.image.codec.jpeg.JPEGImageEncoder; import javax.imageio.ImageIO; import org.apache.commons.lang.StringUtils; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * 图片处理Util */ public class ImageUtil { private static Logger logger = LoggerFactory.getLogger(ImageUtil.class); /** * @param args */ public static void main(String[] args) { /* String imageUrl="C:\Users\Public\Pictures\Sample Pictures\1.jpg"; BufferedImage image = getBufferedImageByLocal(imageUrl); //使用ImageUtil获取到图片的高宽 float scale = ((float)image.getWidth() )/ 200; //计算出宽压缩到600px时,压缩的多少倍 int imageHeight = (int) (image.getHeight() / scale); //同样将高也压缩这个多倍(以免图片失真) Tosmallerpic(new File(imageUrl), new File("D:\000.jpg"), 200, imageHeight, 0.75f); //使用Tosmallerpic将图片按照比例压缩 */ } /** * 生成缩略图 * @param oldSrc * @param newSrc * @param width */ public static void createCompressImg(File oldFile,String newSrc,Integer width){ BufferedImage image = getBufferedImageByLocal(oldFile); float scale = ((float)image.getWidth() )/ width; int imageHeight = (int) (image.getHeight() / scale); Tosmallerpic(oldFile, new File(newSrc), width, imageHeight, 0.75f); } /** * 通过图片链接获取 * @param imgUrl 图片地址 * @return */ public static BufferedImage getBufferedImage(String imgUrl) { URL url = null; InputStream is = null; BufferedImage img = null; try { url = new URL(imgUrl); is = url.openStream(); img = ImageIO.read(is); } catch (MalformedURLException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } finally { try { is.close(); } catch (IOException e) { e.printStackTrace(); } } return img; } /** * 文件 * @param imgUrl * @return * @author liu787427876@126.com * @date 2014-7-20 */ public static BufferedImage getBufferedImageByLocal(File file) { InputStream is = null; BufferedImage img = null; try { is = new FileInputStream(file); img = ImageIO.read(is); } catch (FileNotFoundException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } finally { try { is.close(); } catch (IOException e) { e.printStackTrace(); } } return img; } public static BufferedImage getBufferedImageByLocal(String imgUrl) { if(StringUtils.isBlank(imgUrl)){ throw new NullPointerException("图片路径不能为空!"); } File file = new File(imgUrl); return getBufferedImageByLocal(file); } /** * * @param f 图片输出路径 * @param filelist 图片路径 * @param ext 缩略图扩展名 * @param n 图片名 * @param w 目标宽 * @param h 目标高 * @param per 百分比 */ public static void Tosmallerpic(File oldFile,File newFile,int width,int height,float quality){ if(!newFile.getParentFile().exists()){ newFile.getParentFile().mkdirs(); } Image src=null; BufferedImage tag=null; FileOutputStream newimage=null; try { try{ src = javax.imageio.ImageIO.read(oldFile); //构造Image对象 }catch(Exception e){ e.printStackTrace(); logger.info(oldFile.getName()+"图片的ICC信息可能已经被破坏开始转换:"); try { ThumbnailConvert convert=new ThumbnailConvert(); //convert.setCMYK_COMMAND(oldFile.getPath()); String CMYK_COMMAND = "mogrify -colorspace RGB -quality 100 file1";//转换cmyk格式 convert.exeCommand(CMYK_COMMAND.replace("file1",oldFile.getPath())); src = Toolkit.getDefaultToolkit().getImage(oldFile.getPath()); MediaTracker mediaTracker = new MediaTracker(new Container()); mediaTracker.addImage(src, 0); mediaTracker.waitForID(0); src.getWidth(null); src.getHeight(null); }catch (Exception e1){ e1.printStackTrace(); } } //,String ext 保留字段 缩略图拼接字段 //String img_midname=newFile; int old_w=src.getWidth(null)==-1?src.getWidth(null); //得到源图宽 int old_h=src.getHeight(null)==-1?height:src.getHeight(null); int new_w=0; int new_h=0; //得到源图长 double w2=(old_w*1.00)/(width*1.00); double h2=(old_h*1.00)/(height*1.00); //图片调整为方形结束 if(old_w>width) new_w=(int)Math.round(old_w/w2); else new_w=old_w; if(old_h>height) new_h=(int)Math.round(old_h/h2);//计算新图长宽 else new_h=old_h; tag = new BufferedImage(new_w,new_h,BufferedImage.TYPE_INT_RGB); //tag.getGraphics().drawImage(src,0,0,new_w,new_h,null); //绘制缩小后的图 tag.getGraphics().drawImage(src.getScaledInstance(new_w, new_h,Image.SCALE_SMOOTH), 0,0,null); newimage=new FileOutputStream(newFile); //输出到文件流 JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(newimage); JPEGEncodeParam jep=JPEGCodec.getDefaultJPEGEncodeParam(tag); /* 压缩质量 */ jep.setQuality(quality, true); encoder.encode(tag, jep); //encoder.encode(tag); //近JPEG编码 newimage.close(); } catch (IOException ex) { ex.printStackTrace(); logger.info(oldFile.getName()+"图片压缩问题;"+ex); //Logger.getLogger(File:mpress.class.getName()).log(Level.SEVERE, null, ex); }finally{ if(newimage!=null){ try { newimage.close(); } catch (IOException e) { e.printStackTrace(); } } if(tag!=null){ tag.flush(); } } } /** * 缩放图像 * @param srcImageFile 源图像文件地址 * @param result 缩放后的图像地址 * @param destWidth 缩放宽度 * @param destHeight 缩放高度; */ public static boolean scaleImg(File srcImageFile, String result, int destWidth, int destHeight) { boolean exeRs = false; try{ BufferedImage src = ImageIO.read(srcImageFile); Image image = src.getScaledInstance(destWidth, destHeight, Image.SCALE_DEFAULT); BufferedImage tag = new BufferedImage(destWidth, destHeight, BufferedImage.TYPE_INT_RGB); Graphics g = tag.getGraphics(); g.drawImage(image, 0, 0, null); // 绘制缩小后的图 g.dispose(); ImageIO.write(tag, "JPEG", new File(result));// 输出到文件流 exeRs = true; } catch (IOException e) { e.printStackTrace(); } return exeRs; } }
package com.bankhui.core.base.util; import java.awt.AlphaComposite; import java.awt.Color; import java.awt.Font; import java.awt.Graphics2D; import java.awt.Image; import java.awt.RenderingHints; import java.awt.image.BufferedImage; import java.io.File; import java.io.FileOutputStream; import java.io.InputStream; import java.io.OutputStream; import javax.imageio.ImageIO; import javax.swing.ImageIcon; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * 图片处理类 * @author wangjx */ public class ImageUtils { private final static Logger logger = LoggerFactory.getLogger(ImageUtils.class); // 水印透明度 private static float alpha = 0.5f; // 水印横向位置 private static int positionWidth = 150; // 水印纵向位置 private static int positionHeight = 300; // 水印文字字体 private static Font font = new Font("宋体", Font.BOLD, 30); // 水印文字颜色 private static Color color = Color.red; /** * 给图片添加图片水印 * @param iconPath 水印图片路径 * @param file 源文件 * @param targerPath 目标图片路径 * @param degree 水印图片旋转角度 */ public static void markImageByIcon(String iconPath, File file, String targerPath, Integer degree) { OutputStream os = null; try { logger.info("水印图片路径:{}", iconPath); logger.info("源文件:{}", file.getAbsolutePath()); logger.info("目标图片路径:{}", targerPath); Image srcImg = ImageIO.read(file); BufferedImage buffImg = new BufferedImage(srcImg.getWidth(null), srcImg.getHeight(null), BufferedImage.TYPE_INT_RGB); // 得到画笔对象 Graphics2D g = buffImg.createGraphics(); // 设置对线段的锯齿状边缘处理 g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR); g.drawImage(srcImg.getScaledInstance(srcImg.getWidth(null), srcImg .getHeight(null), Image.SCALE_SMOOTH), 0, 0, null); if (null != degree) { // 设置水印旋转 g.rotate(Math.toRadians(degree), (double) buffImg.getWidth() / 2, (double) buffImg .getHeight() / 2); } // 水印图象的路径 水印一般为gif或者png的,这样可设置透明度 ImageIcon imgIcon = new ImageIcon(iconPath); // 得到Image对象。 Image img = imgIcon.getImage(); float alpha = 0.5f; // 透明度 g.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_ATOP, alpha)); // 表示水印图片的位置 相对于中心店的宽高以及水印图片宽高(img,x,y,width,height,obnull) g.drawImage(img, buffImg.getWidth() / 6,buffImg.getHeight() / 3, buffImg.getWidth() / 2,buffImg.getHeight() / 4, null); g.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER)); g.dispose(); os = new FileOutputStream(targerPath); // 生成图片 ImageIO.write(buffImg, "JPG", os); logger.info("图片完成添加水印"); } catch (Exception e) { e.printStackTrace(); logger.error("图片完成添加水印error:{}", e.getMessage()); } finally { try { if (null != os) os.close(); } catch (Exception e) { e.printStackTrace(); } } } /** * 给图片添加水印文字 * @param logoText 水印文字 * @param srcImgPath 原图片路径 * @param targerPath 目标图片路径 * @param degree 旋转角度 */ public static void markImageByText(String logoText, String srcImgPath, String targerPath, Integer degree) { InputStream is = null; OutputStream os = null; try { // 1、源图片 Image srcImg = ImageIO.read(new File(srcImgPath)); BufferedImage buffImg = new BufferedImage(srcImg.getWidth(null),srcImg.getHeight(null), BufferedImage.TYPE_INT_RGB); // 2、得到画笔对象 Graphics2D g = buffImg.createGraphics(); // 3、设置对线段的锯齿状边缘处理 g.setRenderingHint(RenderingHints.KEY_INTERPOLATION,RenderingHints.VALUE_INTERPOLATION_BILINEAR); g.drawImage(srcImg.getScaledInstance(srcImg.getWidth(null), srcImg.getHeight(null), Image.SCALE_SMOOTH), 0, 0, null); // 4、设置水印旋转 if (null != degree) { g.rotate(Math.toRadians(degree),(double) buffImg.getWidth() / 2, (double) buffImg.getHeight() / 2); } // 5、设置水印文字颜色 g.setColor(color); // 6、设置水印文字Font g.setFont(font); // 7、设置水印文字透明度 g.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_ATOP,alpha)); // 8、第一参数->设置的内容,后面两个参数->文字在图片上的坐标位置(x,y) g.drawString(logoText, positionWidth, positionHeight); // 9、释放资源 g.dispose(); // 10、生成图片 os = new FileOutputStream(targerPath); ImageIO.write(buffImg, "JPG", os); logger.info("图片完成添加水印文字"); } catch (Exception e) { e.printStackTrace(); } finally { try { if (null != is) is.close(); } catch (Exception e) { e.printStackTrace(); } try { if (null != os) os.close(); } catch (Exception e) { e.printStackTrace(); } } } /** * 判断文件是不是图片 * @param file * @return * @author guogf */ public static boolean isImage(File file) { boolean flag = false; try { Image is = ImageIO.read(file); if(null != is) { flag = true; } } catch (Exception e) { e.printStackTrace(); } return flag; } public static void main(String[] args) { markImageByText("测试", "d:/5442.jpg", "d:/zzz.jpg", 45); // markImageByIcon("d:/logo.png", "d:/5442.jpg", "d:/zzz.jpg", 45); } }
/** * 用户附件上传 */ @Override // @Transactional public Result uploadAttachment(Attachment attachment, MultipartFile[] files) { Result result = new Result(); for (MultipartFile file: files) { try { if(file!=null){ InputStream is = file.getInputStream(); String tempFileName = file.getOriginalFilename(); String fileType = file.getContentType(); boolean isImage = fileType.contains("image/"); if(is != null&&StringUtils.isNotBlank(tempFileName)){ //生成文件名 String uuid = IdGen.uuid(); String fileName = uuid+tempFileName.substring(tempFileName.indexOf(".")); String waterName= uuid + "_water"+tempFileName.substring(tempFileName.indexOf(".")); //生成文件路徑 String storePath = upLoadPath+attachment.getBelongId()+"/"; //缓存文件类型转换 CommonsMultipartFile cf= (CommonsMultipartFile)file; DiskFileItem fi = (DiskFileItem)cf.getFileItem(); File tempFile = fi.getStoreLocation(); boolean ftpWaterRs=true; FTPUtils ftpUtils = FTPUtils.getInstance(); //图片加水印 getResourceRootRealPath if(isImage){ attachment.setFileType(1); String waterTempPath = SpringContextHolder.getRootRealPath()+"/"+waterName; String logoPath=SpringContextHolder.getRootRealPath()+"/Contents/bankhimages/shuiyin.png"; ImageUtils.markImageByIcon(logoPath, tempFile, waterTempPath, 45); File waterFile = new File(waterTempPath); //上传水印图片 ftpWaterRs = ftpUtils.storeFile(storePath,waterName,new FileInputStream(waterFile)); if(!ftpWaterRs){ is.close(); result.setCode(GlobalConstant.FAIL); result.setMsg("图片添加水印失败,请重试······"); return result; } FileUtils.deleteFile(waterTempPath); attachment.setWaterPath(storePath+waterName); }else{ attachment.setFileType(2); attachment.setWaterPath(storePath+fileName); } //上传源文件 boolean ftpFileRs = ftpUtils.storeFile(storePath, fileName, is); if(ftpFileRs&&ftpWaterRs){ //更新旧文件记录 /* Map map= new HashMap<String, String >(); map.put("type", attachment.getType()); map.put("userId", attachment.getUserId()); map.put("status", 0);//标记为历史记录 homeUserInfoManager.updateAttachmentRecord(map);*/ //添加新的文件记录 attachment.setFilePath(storePath+fileName); //attachment.setIsWater(0); attachment.setStatus(1); int rs=homeUserInfoManager.addAttachmentRecord(attachment); if(rs>0){ result.setCode(GlobalConstant.SUCCESS); result.setMsg("附件上传成功。"); }else{ result.setCode(GlobalConstant.FAIL); result.setMsg("附件记录保存失败了···请重试······"); } }else{ result.setCode(GlobalConstant.FAIL); result.setMsg("上传附件失败了···请重试······"); } is.close(); } } } catch (Exception e) { e.printStackTrace(); } } return result; }
/** * Copyright © 2012-2016 <a href="https://github.com/thinkgem/jeesite">JeeSite</a> All rights reserved. */ package com.bankhui.center.common.utils; import java.io.BufferedOutputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.RandomAccessFile; import java.text.DecimalFormat; import java.util.Enumeration; import java.util.List; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.tools.zip.ZipEntry; import org.apache.tools.zip.ZipFile; import org.apache.tools.zip.ZipOutputStream; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.web.multipart.MultipartFile; import com.google.common.collect.Lists; /** * 文件操作工具类 * 实现文件的创建、删除、复制、压缩、解压以及目录的创建、删除、复制、压缩解压等功能 * @author ThinkGem * @version 2015-3-16 */ public class FileUtils extends org.apache.commons.io.FileUtils { private static Logger logger = LoggerFactory.getLogger(FileUtils.class); /** * 复制单个文件,如果目标文件存在,则不覆盖 * @param srcFileName 待复制的文件名 * @param descFileName 目标文件名 * @return 如果复制成功,则返回true,否则返回false */ public static boolean copyFile(String srcFileName, String descFileName) { return FileUtils.copyFileCover(srcFileName, descFileName, false); } /** * 复制单个文件 * @param srcFileName 待复制的文件名 * @param descFileName 目标文件名 * @param coverlay 如果目标文件已存在,是否覆盖 * @return 如果复制成功,则返回true,否则返回false */ public static boolean copyFileCover(String srcFileName, String descFileName, boolean coverlay) { File srcFile = new File(srcFileName); // 判断源文件是否存在 if (!srcFile.exists()) { logger.debug("复制文件失败,源文件 " + srcFileName + " 不存在!"); return false; } // 判断源文件是否是合法的文件 else if (!srcFile.isFile()) { logger.debug("复制文件失败," + srcFileName + " 不是一个文件!"); return false; } File descFile = new File(descFileName); // 判断目标文件是否存在 if (descFile.exists()) { // 如果目标文件存在,并且允许覆盖 if (coverlay) { logger.debug("目标文件已存在,准备删除!"); if (!FileUtils.delFile(descFileName)) { logger.debug("删除目标文件 " + descFileName + " 失败!"); return false; } } else { logger.debug("复制文件失败,目标文件 " + descFileName + " 已存在!"); return false; } } else { if (!descFile.getParentFile().exists()) { // 如果目标文件所在的目录不存在,则创建目录 logger.debug("目标文件所在的目录不存在,创建目录!"); // 创建目标文件所在的目录 if (!descFile.getParentFile().mkdirs()) { logger.debug("创建目标文件所在的目录失败!"); return false; } } } // 准备复制文件 // 读取的位数 int readByte = 0; InputStream ins = null; OutputStream outs = null; try { // 打开源文件 ins = new FileInputStream(srcFile); // 打开目标文件的输出流 outs = new FileOutputStream(descFile); byte[] buf = new byte[1024]; // 一次读取1024个字节,当readByte为-1时表示文件已经读取完毕 while ((readByte = ins.read(buf)) != -1) { // 将读取的字节流写入到输出流 outs.write(buf, 0, readByte); } logger.debug("复制单个文件 " + srcFileName + " 到" + descFileName + "成功!"); return true; } catch (Exception e) { logger.debug("复制文件失败:" + e.getMessage()); return false; } finally { // 关闭输入输出流,首先关闭输出流,然后再关闭输入流 if (outs != null) { try { outs.close(); } catch (IOException oute) { oute.printStackTrace(); } } if (ins != null) { try { ins.close(); } catch (IOException ine) { ine.printStackTrace(); } } } } /** * 复制整个目录的内容,如果目标目录存在,则不覆盖 * @param srcDirName 源目录名 * @param descDirName 目标目录名 * @return 如果复制成功返回true,否则返回false */ public static boolean copyDirectory(String srcDirName, String descDirName) { return FileUtils.copyDirectoryCover(srcDirName, descDirName, false); } /** * 复制整个目录的内容 * @param srcDirName 源目录名 * @param descDirName 目标目录名 * @param coverlay 如果目标目录存在,是否覆盖 * @return 如果复制成功返回true,否则返回false */ public static boolean copyDirectoryCover(String srcDirName, String descDirName, boolean coverlay) { File srcDir = new File(srcDirName); // 判断源目录是否存在 if (!srcDir.exists()) { logger.debug("复制目录失败,源目录 " + srcDirName + " 不存在!"); return false; } // 判断源目录是否是目录 else if (!srcDir.isDirectory()) { logger.debug("复制目录失败," + srcDirName + " 不是一个目录!"); return false; } // 如果目标文件夹名不以文件分隔符结尾,自动添加文件分隔符 String descDirNames = descDirName; if (!descDirNames.endsWith(File.separator)) { descDirNames = descDirNames + File.separator; } File descDir = new File(descDirNames); // 如果目标文件夹存在 if (descDir.exists()) { if (coverlay) { // 允许覆盖目标目录 logger.debug("目标目录已存在,准备删除!"); if (!FileUtils.delFile(descDirNames)) { logger.debug("删除目录 " + descDirNames + " 失败!"); return false; } } else { logger.debug("目标目录复制失败,目标目录 " + descDirNames + " 已存在!"); return false; } } else { // 创建目标目录 logger.debug("目标目录不存在,准备创建!"); if (!descDir.mkdirs()) { logger.debug("创建目标目录失败!"); return false; } } boolean flag = true; // 列出源目录下的所有文件名和子目录名 File[] files = srcDir.listFiles(); for (int i = 0; i < files.length; i++) { // 如果是一个单个文件,则直接复制 if (files[i].isFile()) { flag = FileUtils.copyFile(files[i].getAbsolutePath(), descDirNames + files[i].getName()); // 如果拷贝文件失败,则退出循环 if (!flag) { break; } } // 如果是子目录,则继续复制目录 if (files[i].isDirectory()) { flag = FileUtils.copyDirectory(files[i] .getAbsolutePath(), descDirNames + files[i].getName()); // 如果拷贝目录失败,则退出循环 if (!flag) { break; } } } if (!flag) { logger.debug("复制目录 " + srcDirName + " 到 " + descDirName + " 失败!"); return false; } logger.debug("复制目录 " + srcDirName + " 到 " + descDirName + " 成功!"); return true; } /** * * 删除文件,可以删除单个文件或文件夹 * * @param fileName 被删除的文件名 * @return 如果删除成功,则返回true,否是返回false */ public static boolean delFile(String fileName) { File file = new File(fileName); if (!file.exists()) { logger.debug(fileName + " 文件不存在!"); return true; } else { if (file.isFile()) { return FileUtils.deleteFile(fileName); } else { return FileUtils.deleteDirectory(fileName); } } } /** * * 删除单个文件 * * @param fileName 被删除的文件名 * @return 如果删除成功,则返回true,否则返回false */ public static boolean deleteFile(String fileName) { File file = new File(fileName); if (file.exists() && file.isFile()) { if (file.delete()) { logger.debug("删除文件 " + fileName + " 成功!"); return true; } else { logger.debug("删除文件 " + fileName + " 失败!"); return false; } } else { logger.debug(fileName + " 文件不存在!"); return true; } } /** * * 删除目录及目录下的文件 * * @param dirName 被删除的目录所在的文件路径 * @return 如果目录删除成功,则返回true,否则返回false */ public static boolean deleteDirectory(String dirName) { String dirNames = dirName; if (!dirNames.endsWith(File.separator)) { dirNames = dirNames + File.separator; } File dirFile = new File(dirNames); if (!dirFile.exists() || !dirFile.isDirectory()) { logger.debug(dirNames + " 目录不存在!"); return true; } boolean flag = true; // 列出全部文件及子目录 File[] files = dirFile.listFiles(); for (int i = 0; i < files.length; i++) { // 删除子文件 if (files[i].isFile()) { flag = FileUtils.deleteFile(files[i].getAbsolutePath()); // 如果删除文件失败,则退出循环 if (!flag) { break; } } // 删除子目录 else if (files[i].isDirectory()) { flag = FileUtils.deleteDirectory(files[i] .getAbsolutePath()); // 如果删除子目录失败,则退出循环 if (!flag) { break; } } } if (!flag) { logger.debug("删除目录失败!"); return false; } // 删除当前目录 if (dirFile.delete()) { logger.debug("删除目录 " + dirName + " 成功!"); return true; } else { logger.debug("删除目录 " + dirName + " 失败!"); return false; } } /** * 创建单个文件 * @param descFileName 文件名,包含路径 * @return 如果创建成功,则返回true,否则返回false */ public static boolean createFile(String descFileName) { File file = new File(descFileName); if (file.exists()) { logger.debug("文件 " + descFileName + " 已存在!"); return false; } if (descFileName.endsWith(File.separator)) { logger.debug(descFileName + " 为目录,不能创建目录!"); return false; } if (!file.getParentFile().exists()) { // 如果文件所在的目录不存在,则创建目录 if (!file.getParentFile().mkdirs()) { logger.debug("创建文件所在的目录失败!"); return false; } } // 创建文件 try { if (file.createNewFile()) { logger.debug(descFileName + " 文件创建成功!"); return true; } else { logger.debug(descFileName + " 文件创建失败!"); return false; } } catch (Exception e) { e.printStackTrace(); logger.debug(descFileName + " 文件创建失败!"); return false; } } /** * 创建目录 * @param descDirName 目录名,包含路径 * @return 如果创建成功,则返回true,否则返回false */ public static boolean createDirectory(String descDirName) { String descDirNames = descDirName; if (!descDirNames.endsWith(File.separator)) { descDirNames = descDirNames + File.separator; } File descDir = new File(descDirNames); if (descDir.exists()) { logger.debug("目录 " + descDirNames + " 已存在!"); return false; } // 创建目录 if (descDir.mkdirs()) { logger.debug("目录 " + descDirNames + " 创建成功!"); return true; } else { logger.debug("目录 " + descDirNames + " 创建失败!"); return false; } } /** * 写入文件 * @param file 要写入的文件 */ public static void writeToFile(String fileName, String content, boolean append) { try { FileUtils.write(new File(fileName), content, "utf-8", append); logger.debug("文件 " + fileName + " 写入成功!"); } catch (IOException e) { logger.debug("文件 " + fileName + " 写入失败! " + e.getMessage()); } } /** * 写入文件 * @param file 要写入的文件 */ public static void writeToFile(String fileName, String content, String encoding, boolean append) { try { FileUtils.write(new File(fileName), content, encoding, append); logger.debug("文件 " + fileName + " 写入成功!"); } catch (IOException e) { logger.debug("文件 " + fileName + " 写入失败! " + e.getMessage()); } } /** * 压缩文件或目录 * @param srcDirName 压缩的根目录 * @param fileName 根目录下的待压缩的文件名或文件夹名,其中*或""表示跟目录下的全部文件 * @param descFileName 目标zip文件 */ public static void zipFiles(String srcDirName, String fileName, String descFileName) { // 判断目录是否存在 if (srcDirName == null) { logger.debug("文件压缩失败,目录 " + srcDirName + " 不存在!"); return; } File fileDir = new File(srcDirName); if (!fileDir.exists() || !fileDir.isDirectory()) { logger.debug("文件压缩失败,目录 " + srcDirName + " 不存在!"); return; } String dirPath = fileDir.getAbsolutePath(); File descFile = new File(descFileName); try { ZipOutputStream zouts = new ZipOutputStream(new FileOutputStream( descFile)); if ("*".equals(fileName) || "".equals(fileName)) { FileUtils.zipDirectoryToZipFile(dirPath, fileDir, zouts); } else { File file = new File(fileDir, fileName); if (file.isFile()) { FileUtils.zipFilesToZipFile(dirPath, file, zouts); } else { FileUtils .zipDirectoryToZipFile(dirPath, file, zouts); } } zouts.close(); logger.debug(descFileName + " 文件压缩成功!"); } catch (Exception e) { logger.debug("文件压缩失败:" + e.getMessage()); e.printStackTrace(); } } /** * 解压缩ZIP文件,将ZIP文件里的内容解压到descFileName目录下 * @param zipFileName 需要解压的ZIP文件 * @param descFileName 目标文件 */ public static boolean unZipFiles(String zipFileName, String descFileName) { String descFileNames = descFileName; if (!descFileNames.endsWith(File.separator)) { descFileNames = descFileNames + File.separator; } try { // 根据ZIP文件创建ZipFile对象 ZipFile zipFile = new ZipFile(zipFileName); ZipEntry entry = null; String entryName = null; String descFileDir = null; byte[] buf = new byte[4096]; int readByte = 0; // 获取ZIP文件里所有的entry @SuppressWarnings("rawtypes") Enumeration enums = zipFile.getEntries(); // 遍历所有entry while (enums.hasMoreElements()) { entry = (ZipEntry) enums.nextElement(); // 获得entry的名字 entryName = entry.getName(); descFileDir = descFileNames + entryName; if (entry.isDirectory()) { // 如果entry是一个目录,则创建目录 new File(descFileDir).mkdirs(); continue; } else { // 如果entry是一个文件,则创建父目录 new File(descFileDir).getParentFile().mkdirs(); } File file = new File(descFileDir); // 打开文件输出流 OutputStream os = new FileOutputStream(file); // 从ZipFile对象中打开entry的输入流 InputStream is = zipFile.getInputStream(entry); while ((readByte = is.read(buf)) != -1) { os.write(buf, 0, readByte); } os.close(); is.close(); } zipFile.close(); logger.debug("文件解压成功!"); return true; } catch (Exception e) { logger.debug("文件解压失败:" + e.getMessage()); return false; } } /** * 将目录压缩到ZIP输出流 * @param dirPath 目录路径 * @param fileDir 文件信息 * @param zouts 输出流 */ public static void zipDirectoryToZipFile(String dirPath, File fileDir, ZipOutputStream zouts) { if (fileDir.isDirectory()) { File[] files = fileDir.listFiles(); // 空的文件夹 if (files.length == 0) { // 目录信息 ZipEntry entry = new ZipEntry(getEntryName(dirPath, fileDir)); try { zouts.putNextEntry(entry); zouts.closeEntry(); } catch (Exception e) { e.printStackTrace(); } return; } for (int i = 0; i < files.length; i++) { if (files[i].isFile()) { // 如果是文件,则调用文件压缩方法 FileUtils .zipFilesToZipFile(dirPath, files[i], zouts); } else { // 如果是目录,则递归调用 FileUtils.zipDirectoryToZipFile(dirPath, files[i], zouts); } } } } /** * 将文件压缩到ZIP输出流 * @param dirPath 目录路径 * @param file 文件 * @param zouts 输出流 */ public static void zipFilesToZipFile(String dirPath, File file, ZipOutputStream zouts) { FileInputStream fin = null; ZipEntry entry = null; // 创建复制缓冲区 byte[] buf = new byte[4096]; int readByte = 0; if (file.isFile()) { try { // 创建一个文件输入流 fin = new FileInputStream(file); // 创建一个ZipEntry entry = new ZipEntry(getEntryName(dirPath, file)); // 存储信息到压缩文件 zouts.putNextEntry(entry); // 复制字节到压缩文件 while ((readByte = fin.read(buf)) != -1) { zouts.write(buf, 0, readByte); } zouts.closeEntry(); fin.close(); System.out .println("添加文件 " + file.getAbsolutePath() + " 到zip文件中!"); } catch (Exception e) { e.printStackTrace(); } } } /** * 获取待压缩文件在ZIP文件中entry的名字,即相对于跟目录的相对路径名 * @param dirPat 目录名 * @param file entry文件名 * @return */ private static String getEntryName(String dirPath, File file) { String dirPaths = dirPath; if (!dirPaths.endsWith(File.separator)) { dirPaths = dirPaths + File.separator; } String filePath = file.getAbsolutePath(); // 对于目录,必须在entry名字后面加上"/",表示它将以目录项存储 if (file.isDirectory()) { filePath += "/"; } int index = filePath.indexOf(dirPaths); return filePath.substring(index + dirPaths.length()); } /** * 根据“文件名的后缀”获取文件内容类型(而非根据File.getContentType()读取的文件类型) * @param returnFileName 带验证的文件名 * @return 返回文件类型 */ public static String getContentType(String returnFileName) { String contentType = "application/octet-stream"; if (returnFileName.lastIndexOf(".") < 0) return contentType; returnFileName = returnFileName.toLowerCase(); returnFileName = returnFileName.substring(returnFileName.lastIndexOf(".") + 1); if (returnFileName.equals("html") || returnFileName.equals("htm") || returnFileName.equals("shtml")) { contentType = "text/html"; } else if (returnFileName.equals("apk")) { contentType = "application/vnd.android.package-archive"; } else if (returnFileName.equals("sis")) { contentType = "application/vnd.symbian.install"; } else if (returnFileName.equals("sisx")) { contentType = "application/vnd.symbian.install"; } else if (returnFileName.equals("exe")) { contentType = "application/x-msdownload"; } else if (returnFileName.equals("msi")) { contentType = "application/x-msdownload"; } else if (returnFileName.equals("css")) { contentType = "text/css"; } else if (returnFileName.equals("xml")) { contentType = "text/xml"; } else if (returnFileName.equals("gif")) { contentType = "image/gif"; } else if (returnFileName.equals("jpeg") || returnFileName.equals("jpg")) { contentType = "image/jpeg"; } else if (returnFileName.equals("js")) { contentType = "application/x-javascript"; } else if (returnFileName.equals("atom")) { contentType = "application/atom+xml"; } else if (returnFileName.equals("rss")) { contentType = "application/rss+xml"; } else if (returnFileName.equals("mml")) { contentType = "text/mathml"; } else if (returnFileName.equals("txt")) { contentType = "text/plain"; } else if (returnFileName.equals("jad")) { contentType = "text/vnd.sun.j2me.app-descriptor"; } else if (returnFileName.equals("wml")) { contentType = "text/vnd.wap.wml"; } else if (returnFileName.equals("htc")) { contentType = "text/x-component"; } else if (returnFileName.equals("png")) { contentType = "image/png"; } else if (returnFileName.equals("tif") || returnFileName.equals("tiff")) { contentType = "image/tiff"; } else if (returnFileName.equals("wbmp")) { contentType = "image/vnd.wap.wbmp"; } else if (returnFileName.equals("ico")) { contentType = "image/x-icon"; } else if (returnFileName.equals("jng")) { contentType = "image/x-jng"; } else if (returnFileName.equals("bmp")) { contentType = "image/x-ms-bmp"; } else if (returnFileName.equals("svg")) { contentType = "image/svg+xml"; } else if (returnFileName.equals("jar") || returnFileName.equals("var") || returnFileName.equals("ear")) { contentType = "application/java-archive"; } else if (returnFileName.equals("doc")) { contentType = "application/msword"; } else if (returnFileName.equals("pdf")) { contentType = "application/pdf"; } else if (returnFileName.equals("rtf")) { contentType = "application/rtf"; } else if (returnFileName.equals("xls")) { contentType = "application/vnd.ms-excel"; } else if (returnFileName.equals("ppt")) { contentType = "application/vnd.ms-powerpoint"; } else if (returnFileName.equals("7z")) { contentType = "application/x-7z-compressed"; } else if (returnFileName.equals("rar")) { contentType = "application/x-rar-compressed"; } else if (returnFileName.equals("swf")) { contentType = "application/x-shockwave-flash"; } else if (returnFileName.equals("rpm")) { contentType = "application/x-redhat-package-manager"; } else if (returnFileName.equals("der") || returnFileName.equals("pem") || returnFileName.equals("crt")) { contentType = "application/x-x509-ca-cert"; } else if (returnFileName.equals("xhtml")) { contentType = "application/xhtml+xml"; } else if (returnFileName.equals("zip")) { contentType = "application/zip"; } else if (returnFileName.equals("mid") || returnFileName.equals("midi") || returnFileName.equals("kar")) { contentType = "audio/midi"; } else if (returnFileName.equals("mp3")) { contentType = "audio/mpeg"; } else if (returnFileName.equals("ogg")) { contentType = "audio/ogg"; } else if (returnFileName.equals("m4a")) { contentType = "audio/x-m4a"; } else if (returnFileName.equals("ra")) { contentType = "audio/x-realaudio"; } else if (returnFileName.equals("3gpp") || returnFileName.equals("3gp")) { contentType = "video/3gpp"; } else if (returnFileName.equals("mp4")) { contentType = "video/mp4"; } else if (returnFileName.equals("mpeg") || returnFileName.equals("mpg")) { contentType = "video/mpeg"; } else if (returnFileName.equals("mov")) { contentType = "video/quicktime"; } else if (returnFileName.equals("flv")) { contentType = "video/x-flv"; } else if (returnFileName.equals("m4v")) { contentType = "video/x-m4v"; } else if (returnFileName.equals("mng")) { contentType = "video/x-mng"; } else if (returnFileName.equals("asx") || returnFileName.equals("asf")) { contentType = "video/x-ms-asf"; } else if (returnFileName.equals("wmv")) { contentType = "video/x-ms-wmv"; } else if (returnFileName.equals("avi")) { contentType = "video/x-msvideo"; } return contentType; } /** * 向浏览器发送文件下载,支持断点续传 * @param file 要下载的文件 * @param request 请求对象 * @param response 响应对象 * @return 返回错误信息,无错误信息返回null */ public static String downFile(File file, HttpServletRequest request, HttpServletResponse response){ return downFile(file, request, response, null); } /** * 向浏览器发送文件下载,支持断点续传 * @param file 要下载的文件 * @param request 请求对象 * @param response 响应对象 * @param fileName 指定下载的文件名 * @return 返回错误信息,无错误信息返回null */ public static String downFile(File file, HttpServletRequest request, HttpServletResponse response, String fileName){ String error = null; if (file != null && file.exists()) { if (file.isFile()) { if (file.length() <= 0) { error = "该文件是一个空文件。"; } if (!file.canRead()) { error = "该文件没有读取权限。"; } } else { error = "该文件是一个文件夹。"; } } else { error = "文件已丢失或不存在!"; } if (error != null){ logger.debug("---------------" + file + " " + error); return error; } long fileLength = file.length(); // 记录文件大小 long pastLength = 0; // 记录已下载文件大小 int rangeSwitch = 0; // 0:从头开始的全文下载;1:从某字节开始的下载(bytes=27000-);2:从某字节开始到某字节结束的下载(bytes=27000-39000) long toLength = 0; // 记录客户端需要下载的字节段的最后一个字节偏移量(比如bytes=27000-39000,则这个值是为39000) long contentLength = 0; // 客户端请求的字节总量 String rangeBytes = ""; // 记录客户端传来的形如“bytes=27000-”或者“bytes=27000-39000”的内容 RandomAccessFile raf = null; // 负责读取数据 OutputStream os = null; // 写出数据 OutputStream out = null; // 缓冲 byte b[] = new byte[1024]; // 暂存容器 if (request.getHeader("Range") != null) { // 客户端请求的下载的文件块的开始字节 response.setStatus(javax.servlet.http.HttpServletResponse.SC_PARTIAL_CONTENT); logger.debug("request.getHeader("Range") = " + request.getHeader("Range")); rangeBytes = request.getHeader("Range").replaceAll("bytes=", ""); if (rangeBytes.indexOf('-') == rangeBytes.length() - 1) {// bytes=969998336- rangeSwitch = 1; rangeBytes = rangeBytes.substring(0, rangeBytes.indexOf('-')); pastLength = Long.parseLong(rangeBytes.trim()); contentLength = fileLength - pastLength; // 客户端请求的是 969998336 之后的字节 } else { // bytes=1275856879-1275877358 rangeSwitch = 2; String temp0 = rangeBytes.substring(0, rangeBytes.indexOf('-')); String temp2 = rangeBytes.substring(rangeBytes.indexOf('-') + 1, rangeBytes.length()); pastLength = Long.parseLong(temp0.trim()); // bytes=1275856879-1275877358,从第 1275856879 个字节开始下载 toLength = Long.parseLong(temp2); // bytes=1275856879-1275877358,到第 1275877358 个字节结束 contentLength = toLength - pastLength; // 客户端请求的是 1275856879-1275877358 之间的字节 } } else { // 从开始进行下载 contentLength = fileLength; // 客户端要求全文下载 } // 如果设设置了Content-Length,则客户端会自动进行多线程下载。如果不希望支持多线程,则不要设置这个参数。 响应的格式是: // Content-Length: [文件的总大小] - [客户端请求的下载的文件块的开始字节] // ServletActionContext.getResponse().setHeader("Content- Length", new Long(file.length() - p).toString()); response.reset(); // 告诉客户端允许断点续传多线程连接下载,响应的格式是:Accept-Ranges: bytes if (pastLength != 0) { response.setHeader("Accept-Ranges", "bytes");// 如果是第一次下,还没有断点续传,状态是默认的 200,无需显式设置;响应的格式是:HTTP/1.1 200 OK // 不是从最开始下载, 响应的格式是: Content-Range: bytes [文件块的开始字节]-[文件的总大小 - 1]/[文件的总大小] logger.debug("---------------不是从开始进行下载!服务器即将开始断点续传..."); switch (rangeSwitch) { case 1: { // 针对 bytes=27000- 的请求 String contentRange = new StringBuffer("bytes ").append(new Long(pastLength).toString()).append("-") .append(new Long(fileLength - 1).toString()).append("/").append(new Long(fileLength).toString()).toString(); response.setHeader("Content-Range", contentRange); break; } case 2: { // 针对 bytes=27000-39000 的请求 String contentRange = rangeBytes + "/" + new Long(fileLength).toString(); response.setHeader("Content-Range", contentRange); break; } default: { break; } } } else { // 是从开始下载 logger.debug("---------------是从开始进行下载!"); } try { response.addHeader("Content-Disposition", "attachment; filename="" + Encodes.urlEncode(StringUtils.isBlank(fileName) ? file.getName() : fileName) + """); response.setContentType(getContentType(file.getName())); // set the MIME type. response.addHeader("Content-Length", String.valueOf(contentLength)); os = response.getOutputStream(); out = new BufferedOutputStream(os); raf = new RandomAccessFile(file, "r"); try { switch (rangeSwitch) { case 0: { // 普通下载,或者从头开始的下载 同1 } case 1: { // 针对 bytes=27000- 的请求 raf.seek(pastLength); // 形如 bytes=969998336- 的客户端请求,跳过 969998336 个字节 int n = 0; while ((n = raf.read(b, 0, 1024)) != -1) { out.write(b, 0, n); } break; } case 2: { // 针对 bytes=27000-39000 的请求 raf.seek(pastLength); // 形如 bytes=1275856879-1275877358 的客户端请求,找到第 1275856879 个字节 int n = 0; long readLength = 0; // 记录已读字节数 while (readLength <= contentLength - 1024) {// 大部分字节在这里读取 n = raf.read(b, 0, 1024); readLength += 1024; out.write(b, 0, n); } if (readLength <= contentLength) { // 余下的不足 1024 个字节在这里读取 n = raf.read(b, 0, (int) (contentLength - readLength)); out.write(b, 0, n); } break; } default: { break; } } out.flush(); logger.debug("---------------下载完成!"); } catch (IOException ie) { /** * 在写数据的时候, 对于 ClientAbortException 之类的异常, * 是因为客户端取消了下载,而服务器端继续向浏览器写入数据时, 抛出这个异常,这个是正常的。 * 尤其是对于迅雷这种吸血的客户端软件, 明明已经有一个线程在读取 bytes=1275856879-1275877358, * 如果短时间内没有读取完毕,迅雷会再启第二个、第三个。。。线程来读取相同的字节段, 直到有一个线程读取完毕,迅雷会 KILL * 掉其他正在下载同一字节段的线程, 强行中止字节读出,造成服务器抛 ClientAbortException。 * 所以,我们忽略这种异常 */ logger.debug("提醒:向客户端传输时出现IO异常,但此异常是允许的,有可能客户端取消了下载,导致此异常,不用关心!"); } } catch (Exception e) { logger.error(e.getMessage(), e); } finally { if (out != null) { try { out.close(); } catch (IOException e) { logger.error(e.getMessage(), e); } } if (raf != null) { try { raf.close(); } catch (IOException e) { logger.error(e.getMessage(), e); } } } return null; } /** * 修正路径,将 \ 或 / 等替换为 File.separator * @param path 待修正的路径 * @return 修正后的路径 */ public static String path(String path){ String p = StringUtils.replace(path, "\", "/"); p = StringUtils.join(StringUtils.split(p, "/"), "/"); if (!StringUtils.startsWithAny(p, "/") && StringUtils.startsWithAny(path, "\", "/")){ p += "/"; } if (!StringUtils.endsWithAny(p, "/") && StringUtils.endsWithAny(path, "\", "/")){ p = p + "/"; } if (path != null && path.startsWith("/")){ p = "/" + p; // linux下路径 } return p; } /** * 获目录下的文件列表 * @param dir 搜索目录 * @param searchDirs 是否是搜索目录 * @return 文件列表 */ public static List<String> findChildrenList(File dir, boolean searchDirs) { List<String> files = Lists.newArrayList(); for (String subFiles : dir.list()) { File file = new File(dir + "/" + subFiles); if (((searchDirs) && (file.isDirectory())) || ((!searchDirs) && (!file.isDirectory()))) { files.add(file.getName()); } } return files; } /** * 获取文件扩展名(返回小写) * @param fileName 文件名 * @return 例如:test.jpg 返回: jpg */ public static String getFileExtension(String fileName) { if ((fileName == null) || (fileName.lastIndexOf(".") == -1) || (fileName.lastIndexOf(".") == fileName.length() - 1)) { return null; } return StringUtils.lowerCase(fileName.substring(fileName.lastIndexOf(".") + 1)); } /** * 获取文件名,不包含扩展名 * @param fileName 文件名 * @return 例如:d:files est.jpg 返回:d:files est */ public static String getFileNameWithoutExtension(String fileName) { if ((fileName == null) || (fileName.lastIndexOf(".") == -1)) { return null; } return fileName.substring(0, fileName.lastIndexOf(".")); } /** * 获取文件大小 * @param file * @return * @author guogf */ public static String getFileSize(MultipartFile file) { DecimalFormat df = new DecimalFormat("0.00"); String fileSizeString = ""; if (file.getSize() < 1024) { fileSizeString = df.format((double) file.getSize()) + "B"; } else if (file.getSize() < 1048576) { fileSizeString = df.format((double) file.getSize() / 1024) + "K"; } else if (file.getSize() < 1073741824) { fileSizeString = df.format((double) file.getSize() / 1048576) + "M"; } else { fileSizeString = df.format((double) file.getSize() / 1073741824) + "G"; } return fileSizeString; } }