maven Springmvc 4.16 环境搭建

package com.zksoo.utils; import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.FileWriter; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.nio.channels.FileChannel; import java.util.ArrayList; import java.util.List; public class FileHelp { private String LastError = ""; public boolean createFolder(String folderPath) { boolean b = false; try { java.io.File myFilePath = new java.io.File(folderPath); if (!myFilePath.exists()) { b = myFilePath.mkdir(); }else{ b = true; } }catch (Exception e) { LastError = "创建目录操作出错,错误信息="+e.getMessage(); } return b; } public boolean createFolders(String paths){ boolean b = false; try{ List<String> ls = new ArrayList<String>(); File f = new File(paths); while(!f.exists()){ ls.add(f.getPath()); f = f.getParentFile(); if( f == null) break; } boolean iserror = false; for(int i = (ls.size()-1); i >= 0; i--){ if(!createFolder(ls.get(i))){ iserror = true; break; } } if(!iserror) b = true; }catch(Exception e){ LastError = "创建目录操作出错,错误信息="+e.getMessage(); } return b; } public boolean delFile(String filePathAndName) { boolean b = false; try { File DelFile = new File(filePathAndName); if(DelFile.exists() && DelFile.isFile()){ b = DelFile.delete(); } } catch (Exception e) { LastError = e.toString(); } return b; } public boolean fileExists(String filePath){ File f = new File(filePath); return f.exists(); } public boolean delFolder(String folderPath) { boolean b = false; try { if(delAllFile(folderPath)){ //删除完里面所有内容 java.io.File pf = new java.io.File(folderPath); b = pf.delete(); //删除空文件夹 } } catch (Exception e) { LastError = ("删除文件夹操作出错"); } return b; } public String FindPath(File f,String name){ String pname = ""; if(f.getName().equals(name)){ pname = f.getPath(); }else{ if(f.isDirectory()){ File[] fs = f.listFiles(); for(File tmpf : fs){ String name1 = FindPath(tmpf,name); if(name1.indexOf(name) > 0){ pname = tmpf.getPath(); break; } } }else{ pname = ""; } } return pname; } public boolean delAllFile(String path) { boolean b = false; File file = new File(path); if (!file.exists()) { return b; } if (!file.isDirectory()) { return b; } boolean iserror = false; String[] tempList = file.list(); File temp = null; for (int i = 0; i < tempList.length; i++) { if (path.endsWith(File.separator)) { temp = new File(path + tempList[i]); }else{ temp = new File(path + File.separator + tempList[i]); } if (temp.isFile()) { if(!temp.delete()){ iserror = true; break; } } if (temp.isDirectory()) { if(!delFolder(path+File.separator+ tempList[i])){ iserror = true; break; } } } if(!iserror) b = true; return b; } public boolean copyFileForChannel(String srcPathFile, String destPathFile){ boolean b = true; FileChannel srcChannel = null; FileChannel destChannel = null; try { srcChannel = new FileInputStream(new File(srcPathFile)).getChannel(); destChannel = new FileOutputStream(new File(destPathFile)).getChannel(); srcChannel.transferTo(0, srcChannel.size(), destChannel); }catch (Exception e) { b = false; }finally{ try { if(srcChannel != null) srcChannel.close(); srcChannel= null; } catch (IOException e) { this.LastError = e.getMessage(); } try { if(destChannel != null) destChannel.close(); destChannel= null; } catch (IOException e) { this.LastError = e.getMessage(); } } return b; } public byte[] readFileToByte(String filename){ byte[] b = null; InputStream inStream = null; byte[] buffer = new byte[1024*10]; ByteArrayOutputStream out = new ByteArrayOutputStream(); int len = 0; long size = 0; try { inStream = new FileInputStream(filename); while((len = inStream.read(buffer)) != -1){ size += len; out.write(buffer, 0, len); } if(size > 0){ b = out.toByteArray(); } }catch (Exception e) { b = null; }finally{ try { if(inStream != null) inStream.close(); inStream= null; } catch (IOException e) { } } return b; } public String readFileToText(String filename,String encoding){ StringBuffer str = new StringBuffer(); InputStream inStream = null; BufferedReader br = null; try { inStream = new FileInputStream(filename); br = new BufferedReader(new InputStreamReader(inStream,encoding)); String line; while((line = br.readLine()) != null){ str.append(line); } }catch (Exception e) { }finally{ if(br != null) { try { br.close(); } catch (IOException e) { } } try { if(inStream != null) inStream.close(); inStream= null; } catch (IOException e) { } } return str.toString(); } public boolean copyFile(String srcPathFile, String destPathFile) { boolean b = true; InputStream inStream = null; FileOutputStream fs = null; try { //int bytesum = 0; int byteread = 0; File srcfile = new File(srcPathFile); if (srcfile.exists()) { inStream = new FileInputStream(srcPathFile); fs = new FileOutputStream(destPathFile); byte[] buffer = new byte[64*1024]; while((byteread = inStream.read(buffer)) != -1){ //bytesum += byteread; fs.write(buffer, 0, byteread); } } }catch (Exception e) { e.printStackTrace(); b = false; }finally{ if(inStream != null) try { inStream.close(); } catch (IOException e) { this.LastError = e.getMessage(); } if(fs != null) try { fs.close(); } catch (IOException e) { this.LastError = e.getMessage(); } } return b; } public boolean copyFolder(String srcPath, String destPath) { boolean b = false; boolean iserror = false; try { if(this.createFolder(destPath)){ File f = new File(srcPath);