djp平

  博客园 :: 首页 :: 博问 :: 闪存 :: 新随笔 :: 联系 :: 订阅 订阅 :: 管理 ::
/**************************************************************************************工具类********************************************************************************************************/

package com.zero4j.util;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;

import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;

import org.springframework.stereotype.Component;
import org.springframework.web.context.ServletContextAware;
import org.springframework.web.multipart.MultipartFile;

/**
* 
* 上传工具类
* 
*
*/
@Component
public class UploadUtil implements ServletContextAware {

private static ServletContext servletContext = null;

@Override
public void setServletContext(ServletContext servletContext) {
this.servletContext = servletContext;
}

/**
* 保存文件
* 
* @param files
* @param id
* @param request
* @author hzr 2016年12月5日
*/
public static void fileSave(MultipartFile files, String id, HttpServletRequest request) {
String fileFileName = files.getOriginalFilename();
if (files == null || files.equals("")) {
return;
} else {
String extension = (fileFileName.substring(fileFileName.lastIndexOf(".") + 1, fileFileName.length())).toLowerCase(); // 获取扩展名并转换成小写
// 开始执行上传操作
try {

// 设定图片上传的临时目录
File srcFile = new File(servletContext.getRealPath("/uploads/other/"), id + "." + extension);
System.out.println(srcFile);
if (!srcFile.exists()) {
System.out.println("路径不存在!!!!!!!!");
srcFile.mkdirs();
}
files.transferTo(srcFile);

} catch (Exception e) {
e.printStackTrace();
return;
}

/*
* //如果文件后缀不同则先删除原有文件
* if(files.getExtension()==null||!extension.equals
* (_upload.getExtension().toLowerCase())){ new
* File(ServletActionContext
* .getRequest().getRealPath("/uploads/other"),
* _upload.getId()+"."+_upload.getExtension()).deleteOnExit(); }
* 
* //更新文件后缀到数据库中 _upload.setContentType(this.fileContentType);
* _upload.setExtension(extension);
* this.uploadService.update(_upload);
*/

// }

}

}




/**
* 保存文件
* 
* @param files
* @param id
* @param request
* @author hzr 2016年12月5日
*/
public static String fileSave_other(MultipartFile files, String id, HttpServletRequest request) {
String fileFileName = files.getOriginalFilename();
if (files == null || files.equals("")) {
return null;
} else {
String extension = (fileFileName.substring(fileFileName.lastIndexOf(".") + 1, fileFileName.length())).toLowerCase(); // 获取扩展名并转换成小写
// 开始执行上传操作
try {

// 设定图片上传的临时目录

File srcFile = new File(servletContext.getRealPath("/uploads/styleItem/"), id + "." + extension);
System.out.println(srcFile);
if (!srcFile.exists()) {
System.out.println("文件路径不存在!!!!!!!!");
srcFile.mkdirs();
}

/*String imageSourcePath = request.getRealPath("/uploads/styleItem");
File srcFile = new File(imageSourcePath, id + "." + extension); 
if(!srcFile.exists()){ 
srcFile.mkdir(); 
}*/

//System.out.println(srcFile.toString()+"路径asdasdasdsa");
files.transferTo(srcFile);
return "/uploads/styleItem/"+id + "." + extension ;
} catch (Exception e) {
e.printStackTrace();
return null ;
}

/*
* //如果文件后缀不同则先删除原有文件
* if(files.getExtension()==null||!extension.equals
* (_upload.getExtension().toLowerCase())){ new
* File(ServletActionContext
* .getRequest().getRealPath("/uploads/other"),
* _upload.getId()+"."+_upload.getExtension()).deleteOnExit(); }
* 
* //更新文件后缀到数据库中 _upload.setContentType(this.fileContentType);
* _upload.setExtension(extension);
* this.uploadService.update(_upload);
*/

// }

}

}



/** 
* 删除文件夹 
* @param filePathAndName String 文件夹路径及名称 如c:/fqf 
* @param fileContent String 
* @return boolean 
*/ 
public static void delFolder(String folderPath) { 
folderPath=servletContext.getRealPath(folderPath);
//System.out.println("执行删除文件夹操作 源文件路径"+folderPath);
try { 
delAllFile(folderPath); //删除完里面所有内容 
String filePath = folderPath; 
filePath = filePath.toString(); 
java.io.File myFilePath = new java.io.File(filePath); 
myFilePath.delete(); //删除空文件夹 

} 
catch (Exception e) { 
System.out.println("删除文件夹操作出错"); 
e.printStackTrace(); 

} 

} 



/** 
* 删除文件夹里面的所有文件 
* @param path String 文件夹路径 如 c:/fqf 
*/ 
public static void delAllFile(String path) { 
path=servletContext.getRealPath(path);

File file = new File(path); 
if (!file.exists()) { 
return; 
} 
if (!file.isDirectory()) { 
return; 
} 
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()) { 

temp.delete(); 
} 
if (temp.isDirectory()) { 
delAllFile(path+"/"+ tempList[i]);//先删除文件夹里面的文件 
delFolder(path+"/"+ tempList[i]);//再删除空文件夹 
} 
} 
} 






/** 
* 复制单个文件 
* @param oldPath String 原文件相对路径 如:c:/fqf.txt 
* @param newPath String 复制后相对路径 如:f:/fqf.txt 
* @return boolean 
*/ 
public static boolean copyFile(String oldPath, String newPath) { 
// System.out.println("执行复制文件操作 源文件路径"+servletContext.getRealPath(oldPath)+" 目的文件路径 "+servletContext.getRealPath(newPath));
try { 
// int bytesum = 0; 
int byteread = 0; 
File oldfile = new File(servletContext.getRealPath(oldPath)); 

File srcFile = new File(servletContext.getRealPath("/uploads/styleItemTemplate/"));
//System.out.println(srcFile);
if (!srcFile.exists()) {
System.out.println("文件夹路径不存在!!!!!!!!");
srcFile.mkdirs();
}

File myFileName = new File(servletContext.getRealPath(newPath)); 
try{ 
if (!myFileName.exists()) { 
myFileName.createNewFile(); 
} 
}catch (Exception e) { 
System.out.println("新建文件操作出错"); 
e.printStackTrace();
return false;
} 


if (oldfile.exists()) { //文件存在时 
InputStream inStream = new FileInputStream(servletContext.getRealPath(oldPath)); //读入原文件 
FileOutputStream fs = new FileOutputStream(servletContext.getRealPath(newPath));

byte[] buffer = new byte[1444]; 
// int length; 
while ( (byteread = inStream.read(buffer)) != -1) { 
// bytesum += byteread; //字节数 文件大小 
// System.out.println(bytesum); 
fs.write(buffer, 0, byteread); 

} 
inStream.close();

 fs.close();  
// System.out.println("复制成功");
} 
return true;
} 
catch (Exception e) { 
System.out.println("复制单个文件操作出错"); 
e.printStackTrace(); 
return false;

} 

} 



/** 
* 复制单个文件 
* @param tempalteFileFolderRoute String 临时文件夹路径相对路径 如:c:/fqf 
* @param newPath String 资源文件夹路径相对路径 如:f:/fqf1 
* @return boolean 
*/ 
public static boolean copyFileFolder(String tempalteFileFolderRoute, String newPath) { 
// System.out.println("执行复制文件操作 源文件路径"+servletContext.getRealPath(oldPath)+" 目的文件路径 "+servletContext.getRealPath(newPath));

try { 
File srcFile = new File(servletContext.getRealPath(tempalteFileFolderRoute));
if (!srcFile.exists()) {
System.out.println("文件夹路径不存在!!!!!!!!");
srcFile.mkdirs();
}


File srcFile1 = new File(servletContext.getRealPath(newPath));
if (!srcFile1.exists()) {
System.out.println("文件夹路径不存在!!!!!!!!");
srcFile1.mkdirs();
}


String path=servletContext.getRealPath(tempalteFileFolderRoute);

File file = new File(path); 
String[] tempList = file.list(); 
File temp = null; 
for (int i = 0; i < tempList.length; i++) { 

String tempRoute=tempalteFileFolderRoute+"/"+tempList[i];
String normalRoute=newPath+"/"+tempList[i];

File oldfile = new File(servletContext.getRealPath(tempRoute)); 


File myFileName = new File(servletContext.getRealPath(normalRoute)); 
int byteread = 0; 
try{ 
if (!myFileName.exists()) { 
myFileName.createNewFile(); 
} 
}catch (Exception e) { 
System.out.println("新建文件操作出错"); 
e.printStackTrace(); 
return false;
} 


if (oldfile.exists()) { //文件存在时 
InputStream inStream = new FileInputStream(servletContext.getRealPath(tempRoute)); //读入原文件 
FileOutputStream fs = new FileOutputStream(servletContext.getRealPath(normalRoute));

byte[] buffer = new byte[1444]; 
// int length; 
while ( (byteread = inStream.read(buffer)) != -1) { 
// bytesum += byteread; //字节数 文件大小 
// System.out.println(bytesum); 
fs.write(buffer, 0, byteread); 

} 
inStream.close(); 
//System.out.println("复制成功");

} 
}
return true;
}
catch (Exception e) {
System.out.println("复制文件操作出错"); 
e.printStackTrace(); 
return false;



} 
}







/*para
source 源文件目录 
dest 复制文件目录
para*/
/*复制文件*/
public static void copyFile2(String source, String dest) { 
System.out.println("执行复制文件操作 源文件路径"+servletContext.getRealPath(source)+" 目的文件路径 "+servletContext.getRealPath(dest));



File srcFile = new File(servletContext.getRealPath("/uploads/styleItemTemplate"));
System.out.println(srcFile);
if (!srcFile.exists()) {
System.out.println(servletContext.getRealPath(dest)+" 路径不存在!!!!!!!!");
srcFile.mkdirs();
}

try { 
File in = new File(servletContext.getRealPath(source));//源文件目录 
File out = new File(servletContext.getRealPath(dest)); //复制文件目录 
FileInputStream inFile = new FileInputStream(in); 
FileOutputStream outFile = new FileOutputStream(out); 
byte[] buffer = new byte[102400]; 
int i = 0; 
while ((i = inFile.read(buffer)) != -1) { 
outFile.write(buffer, 0, i); 
}//end while 
inFile.close(); 
outFile.close(); 
System.out.println("复制成功");
}//end try 
catch (Exception e) { 
System.out.println(e.toString());
}//end catch 
}//end copyFile 




/*删除文件方法*/
public boolean deleteFile(String sPath) { 
System.out.println("执行删除文件操作 源文件路径"+servletContext.getRealPath("/uploads/styleItem")+sPath);

boolean flag = false; 
File file = new File(servletContext.getRealPath("/uploads/styleItem")+sPath); 
// 路径为文件且不为空则进行删除 
if (file.isFile() && file.exists()) { 
file.delete(); 
flag = true; 
} 
return flag; 
} 

}

 

 

/************************************************************************调用*****************************************************************************/

@RequestParam MultipartFile[] imgRoute

uuid-->file name

UploadUtil.fileSave_other(uploadFiles[k], uuid,
request);

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

/*************************************************************************************前端 代码**************************************************************************************/

    /**********************************************************jsp**************************************************************/

<input type="file" name="imgRoute" class="fileRouteIn" value=""
style="width:200px; display:inline;" required="required" />

 

  /******************************************************************************js*************************************************************************/

 

/* 发送上传文件请求 
para--uploadFiles 选择文件 fileRouteIn--name 
para--num    选择文件 fileRouteIn--index序号 
*/
function uploadFile(uploadFiles, num) {
// alert(num);
$(".fileRouteIn:eq(" + num + ")").text(
$(".fileRouteIn:eq(" + num + ")").val());
var token = $.cookie("token");
$.ajaxFileUpload({
url : "api/v1/styleItems/uploadFile?token=" + token,
type : "POST",
secureuri : false,
fileElementId : uploadFiles,//该参数名要与input【type=‘file’】 的name相同
dataType : "json",
success : function(response) {
if (response.status == 200) {
blackDialog.show(response.uploadFileRoute);
var valueaa = response.uploadFileRoute;

$(".fileRouteIn:eq(" + num + ")").attr("value",
response.uploadFileRoute);
$(".viewMessege:eq(" + num + ")").text("所选文件上传成功");
console.log(valueaa + "213123");
blackDialog.show(response.message);

$(".processbar:eq(" + num + ")").width("95%");

}

else {
window.clearInterval(bartimer);
$(".processbar:eq(" + num + ")").width("0%");
$(".processbar:eq(" + num + ")").text(0 + "%");
$(".viewMessege:eq(" + num + ")").text("文件上传失败");
blackDialog.show(response.message);

}

}
});

}

 

 

posted on 2017-09-11 16:44  djp平  阅读(187)  评论(0编辑  收藏  举报