package com.api.sfj.DA.util; import weaver.conn.RecordSet; import weaver.general.BaseBean; import java.io.*; import java.nio.channels.FileChannel; import java.util.UUID; import java.util.zip.ZipEntry; import java.util.zip.ZipInputStream; /** * ClassName: JY_action * date: 2020/8/10 17:23 * author LiLei * remake 文件处理类,获取ecology存储的附件转换为原文件类型，要注意的是，一般附件都会被重命名为UUID形式并被压缩为zip形式。 */ public class JY_action { /** * zip文件解压 * * @param inputFile 待解压文件夹/文件 * @param destDirPath 解压路径 */ public static void zipUncompress(String inputFile, String destDirPath) throws Exception { File srcFile = new File(inputFile);//获取当前压缩文件 // 判断源文件是否存在 if (!srcFile.exists()) { throw new Exception(srcFile.getPath() + "所指文件不存在"); } //开始解压 //构建解压输入流 ZipInputStream zIn = new ZipInputStream(new FileInputStream(srcFile)); ZipEntry entry = null; File file = null; while ((entry = zIn.getNextEntry()) != null) { if (!entry.isDirectory()) { file = new File(destDirPath, entry.getName()); if (!file.exists()) { new File(file.getParent()).mkdirs();//创建此文件的上级目录 } OutputStream out = new FileOutputStream(file); BufferedOutputStream bos = new BufferedOutputStream(out); int len = -1; byte[] buf = new byte[1024]; while ((len = zIn.read(buf)) != -1) { bos.write(buf, 0, len); } // 关流顺序，先打开的后关闭 bos.close(); out.close(); } } } /** * 兼容linux的解压 * * @param zipFilePath * @param destDir */ public static void unzip(String zipFilePath, String destDir) { System.setProperty("sun.zip.encoding", System.getProperty("sun.jnu.encoding")); //防止文件名中有中文时出错 //System.out.println(System.getProperty("sun.zip.encoding")); //ZIP编码方式 //System.out.println(System.getProperty("sun.jnu.encoding")); //当前文件编码方式 //System.out.println(System.getProperty("file.encoding")); //这个是当前文件内容编码方式 File dir = new File(destDir); // create output directory if it doesn't exist if (!dir.exists()) dir.mkdirs(); FileInputStream fis; // buffer for read and write data to file byte[] buffer = new byte[1024]; try { fis = new FileInputStream(zipFilePath); ZipInputStream zis = new ZipInputStream(fis); ZipEntry ze = zis.getNextEntry(); while (ze != null) { String fileName = ze.getName(); File newFile = new File(destDir + File.separator + fileName); //System.out.println("Unzipping to " + newFile.getAbsolutePath()); // create directories for sub directories in zip new File(newFile.getParent()).mkdirs(); FileOutputStream fos = new FileOutputStream(newFile); int len; while ((len = zis.read(buffer)) > 0) { fos.write(buffer, 0, len); } fos.close(); // close this ZipEntry zis.closeEntry(); ze = zis.getNextEntry(); } // close last ZipEntry zis.closeEntry(); zis.close(); fis.close(); } catch (IOException e) { e.printStackTrace(); } } /** * 删除文件 */ public static boolean deleteFile(String path) { BaseBean bs = new BaseBean(); boolean flag = true; File file = new File(path); if (file.isFile() && file.exists()) { file.delete(); flag = true; bs.writeLog("删除成功"); } return flag; } /** * 重命名文件 */ public static void singleChange(String path, String oldName, String newName) { File file = new File(path + oldName); //指定文件名及路径 BaseBean bs = new BaseBean(); if (file.renameTo(new File(path + newName))) { bs.writeLog("修改成功!"); } else { bs.writeLog("修改失败"); } } public static String getFileNameNoEx(String filename) { if ((filename != null) && (filename.length() > 0)) { int dot = filename.lastIndexOf('.'); if ((dot >-1) && (dot < (filename.length()))) { return filename.substring(0, dot); } } return filename; } /** * 用缓冲区读写，来提升读写效率。 */ private static void fileCopyRightWay(String oldPath,String newPath) { BaseBean bs = new BaseBean(); bs.writeLog("oldPath-->"+oldPath); bs.writeLog("newPath-->"+newPath); FileWriter fw = null; FileReader fr = null; try { fr = new FileReader(oldPath);//读 fw = new FileWriter(newPath);//写 char[] buf = new char[1024];//缓冲区 int len; while ((len = fr.read(buf)) != -1) { fw.write(buf, 0, len);//读几个写几个 } } catch (IOException e) { bs.writeLog(e.getMessage()); } finally { if (fr != null) { try { fr.close(); } catch (IOException e) { bs.writeLog(e.getMessage()); } } if (fw != null) { try { fw.flush(); fw.close(); } catch (IOException e) { bs.writeLog(e.getMessage()); } } } } private static void copyFileUsingFileChannels(File source, File dest) throws IOException { FileChannel inputChannel = null; FileChannel outputChannel = null; try { inputChannel = new FileInputStream(source).getChannel(); outputChannel = new FileOutputStream(dest).getChannel(); outputChannel.transferFrom(inputChannel, 0, inputChannel.size()); } finally { inputChannel.close(); outputChannel.close(); } } public static void fjFilename(String fj, String GDnewPath) { String[] arr = fj.split(","); BaseBean bs = new BaseBean(); bs.writeLog("进入附件方法---111"+GDnewPath); for (int i = 0; i < arr.length; i++) { RecordSet rs33 = new RecordSet(); String docdetail = "select top(1) im.filerealpath,do.imagefilename,im.iszip from imagefile im left join docimagefile do on im.imagefileid = do.imagefileid where docid=" + arr[i] + " order by versionid desc"; boolean su = rs33.execute(docdetail); bs.writeLog("语句执行" + su); bs.writeLog("===" + docdetail); if (rs33.next()) { String filerealpath = rs33.getString("filerealpath"); String imagefilename = rs33.getString("imagefilename"); int zip = rs33.getInt("iszip"); bs.writeLog("获取数据--11--44--" + filerealpath); bs.writeLog("获取数据--11--44--" + imagefilename); bs.writeLog("进入正文方法---111====判断是否压缩" + zip); if (zip == 1) { try { bs.writeLog("进入正文方法--22====是压缩" + zip); int index = filerealpath.lastIndexOf("/"); int index2 = imagefilename.lastIndexOf("."); String zipPath = filerealpath.substring(index + 1); //压缩文件名 int index3 = zipPath.lastIndexOf("."); String zipPath1 = zipPath.substring(0,index3); String newname = imagefilename.substring(index2); unzip(filerealpath, GDnewPath); bs.writeLog(GDnewPath); singleChange(GDnewPath+"/", zipPath1, zipPath1 + newname); bs.writeLog("重命名"+zipPath1 + newname); // bs.writeLog("重命名"+zipPath+ newname); } catch (Exception e) { e.printStackTrace(); } } else { bs.writeLog("进入正文方法---33==OFD==否压缩" + zip); int index = filerealpath.lastIndexOf("/"); int index2 = imagefilename.lastIndexOf("."); String zipPath = filerealpath.substring(index + 1); //未压缩文件名 String newname = imagefilename.substring(index2); bs.writeLog("进入正文方法---344==="+zipPath+"===="+newname); File f = new File(GDnewPath+"/"+zipPath+newname); //复制文件到新文件夹下 if(! f.exists()) { bs.writeLog("进入正文方法--55==OFD==否压缩" + zip); InputStream instream = null; try { instream = new FileInputStream(new File(filerealpath)); } catch (FileNotFoundException e) { e.printStackTrace(); } OutputStream out1 = null; try { out1 = new FileOutputStream(new File(GDnewPath+"/"+zipPath+newname)); bs.writeLog("进入正文方法--66==OFD==否压缩" ); int read = 0; byte[] bytes = new byte[2048]; while((read = instream.read(bytes)) != -1) { out1.write(bytes, 0, read); } out1.flush(); instream.close(); out1.close(); } catch (Exception e) { e.printStackTrace(); } } } } } } public static String filename(String fj, String GDnewPath) { String[] arr = fj.split(","); BaseBean bs = new BaseBean(); bs.writeLog("进入附件方法---111"+GDnewPath); UUID uuid = UUID.randomUUID(); for (int i = 0; i < arr.length; i++) { RecordSet rs33 = new RecordSet(); String docdetail = "select top(1) im.filerealpath,do.imagefilename,im.iszip from imagefile im left join docimagefile do on im.imagefileid = do.imagefileid where docid=" + arr[i] + " order by versionid desc"; boolean su = rs33.execute(docdetail); bs.writeLog("语句执行" + su); bs.writeLog("===" + docdetail); if (rs33.next()) { String filerealpath = rs33.getString("filerealpath"); String imagefilename = rs33.getString("imagefilename"); int zip = rs33.getInt("iszip"); bs.writeLog("获取数据--11--44--" + filerealpath); bs.writeLog("获取数据--11--44--" + imagefilename); bs.writeLog("进入正文方法---111====判断是否压缩" + zip); if (zip == 1) { try { bs.writeLog("进入正文方法--22====是压缩" + zip); int index = filerealpath.lastIndexOf("/"); int index2 = imagefilename.lastIndexOf("."); String zipPath = filerealpath.substring(index + 1); //压缩文件名 int index3 = zipPath.lastIndexOf("."); String zipPath1 = zipPath.substring(0,index3); String newname = imagefilename.substring(index2); unzip(filerealpath, GDnewPath); bs.writeLog(GDnewPath); singleChange(GDnewPath+"/", zipPath1, zipPath1 + newname); bs.writeLog("重命名"+zipPath1 + newname); bs.writeLog("重命名"+zipPath+ newname); String oldPath=GDnewPath+"/"+zipPath1+newname; bs.writeLog("oldPath-->"+oldPath); String newPath=GDnewPath+"/"+uuid.toString()+newname; bs.writeLog("newPath-->"+newPath); // fileCopyRightWay(oldPath,newPath); try { copyFileUsingFileChannels(new File(oldPath), new File(newPath)); }catch (Exception e){ e.printStackTrace(); } bs.writeLog("执行完重命名-->"); } catch (Exception e) { e.printStackTrace(); } } else { bs.writeLog("进入正文方法---33==OFD==否压缩" + zip); int index = filerealpath.lastIndexOf("/"); int index2 = imagefilename.lastIndexOf("."); String zipPath = filerealpath.substring(index + 1); //未压缩文件名 String newname = imagefilename.substring(index2); bs.writeLog("进入正文方法---344==="+zipPath+"===="+newname); File f = new File(GDnewPath+"/"+zipPath+newname); //复制文件到新文件夹下 if(! f.exists()) { bs.writeLog("进入正文方法--55==OFD==否压缩" + zip); InputStream instream = null; try { instream = new FileInputStream(new File(filerealpath)); } catch (FileNotFoundException e) { e.printStackTrace(); } OutputStream out1 = null; try { out1 = new FileOutputStream(new File(GDnewPath+"/"+zipPath+newname)); bs.writeLog("进入正文方法--66==OFD==否压缩" ); int read = 0; byte[] bytes = new byte[2048]; while((read = instream.read(bytes)) != -1) { out1.write(bytes, 0, read); } out1.flush(); instream.close(); out1.close(); bs.writeLog("uuid.toString2()-->"+uuid.toString()); String oldPath=GDnewPath+"/"+zipPath+newname; bs.writeLog("oldPath2-->"+oldPath); String newPath=GDnewPath+"/"+uuid.toString()+newname; bs.writeLog("newPath2-->"+newPath); // fileCopyRightWay(oldPath,newPath); try { copyFileUsingFileChannels(new File(oldPath), new File(newPath)); }catch (Exception e){ e.printStackTrace(); } bs.writeLog("执行完重命名2-->"); } catch (Exception e) { e.printStackTrace(); } } } } } return uuid.toString(); } }