Spring MVC 实现文件上传及压缩包上传（提交之后页面不跳转）

log4j.properties 配置文件

log4j.rootLogger=DEBUG,stdout,D,E  
  
#stdout
#log4j.appender.stdout=org.apache.log4j.ConsoleAppender   
#log4j.appender.stdout.Target = System.out  
#log4j.appender.stdout.Threshold=DEBUG
#log4j.appender.stdout.layout=org.apache.log4j.PatternLayout   
#log4j.appender.stdout.layout.ConversionPattern=[%p][%d{yyyy-MM-dd HH:mm:ss}] %l %m %n    

#error
log4j.appender.E= org.apache.log4j.RollingFileAppender
log4j.appender.E.File=${webapp.root}/logs/error.log 
log4j.appender.E.MaxFileSize=10mb
log4j.appender.E.MaxBackupIndex=10
log4j.appender.E.Threshold=ERROR
log4j.appender.E.ImmediateFlush=true
log4j.appender.E.layout=org.apache.log4j.PatternLayout
log4j.appender.E.layout.ConversionPattern=[%p][%d{dd-MM-yyyy HH:mm:ss,SSS}][%c\:%L]%m%n 

springmvc-config.xml  配置文件

text/html;charset=UTF-8







 











10485760




UTF-8

pom.xml  配置文件

commons-fileupload
commons-fileupload
1.3.1





org.apache.ant
ant
1.7.0



com.github.junrar
junrar
0.7

web.xml 配置文件

  Archetype Created Web Application
  
  

springMvc
org.springframework.web.servlet.DispatcherServlet
  
contextConfigLocation
classpath:spring/springmvc-config.xml
 -->
1



springMvc
/



characterEncodingFilter
org.springframework.web.filter.CharacterEncodingFilter

encoding
UTF-8



characterEncodingFilter
/*



60

前端代码

文件上传

 

  

  
文件描述：
  

  
  

  
请选择文件：
  

  
  

  

  
 

Controller 层代码

package controller;


import java.io.File;


import javax.servlet.http.HttpServletRequest;


import org.apache.commons.io.FilenameUtils;
import org.apache.commons.lang.ArrayUtils;
import controller.Contant;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;


@Controller
public class FileUploadController {
// 上传单个文件
@RequestMapping(value = "/uploadOne", method = RequestMethod.POST)
public OperatorResult uploadOne(HttpServletRequest request, @RequestParam("description") String description,
@RequestParam("file") MultipartFile file){
System.out.println(description);

OperatorResult result = new OperatorResult();
// 如果文件不为空，写入上传路径
try{
if (!file.isEmpty()) {
String path = request.getServletContext().getRealPath("/images/");
System.out.println("*********" + path);
String fileName = file.getOriginalFilename();
File fileUpLoad = new File(path, fileName);
if (!fileUpLoad.getParentFile().exists()) {
fileUpLoad.getParentFile().mkdirs();
}
file.transferTo(new File(path + File.separator + fileName));
}
}catch(Exception e){
result.setStatus(Contant.OPERATOR_FAILED);
result.setMsg("很抱歉，上传失败");
return result;
}
result.setStatus(Contant.OPERATOR_SUCCESS);
result.setMsg("恭喜你，上传成功");
return result;


}


private static final String[] extensionPermit = { "zip", "rar" };


@RequestMapping(value = "/upload", method = RequestMethod.POST)
@ResponseBody
public OperatorResult upload(HttpServletRequest request, @RequestParam("description") String description,
@RequestParam("file") MultipartFile file) {


OperatorResult result = new OperatorResult();


String saveDirectoryPath = request.getServletContext().getRealPath("/uploadFiles");
String saveZipPath = saveDirectoryPath + "/zips/";
String saveRarPath = saveDirectoryPath + "/rars/";
String saveProjectPath = saveDirectoryPath + "/decompressFiles/";
File saveZipDirectory;
File saveRarDirectory;


try {
if (!file.isEmpty()) {
String fileName = file.getOriginalFilename();
System.out.println(fileName);
String fileExtension = FilenameUtils.getExtension(fileName);
if (!ArrayUtils.contains(extensionPermit, fileExtension)) {
result.setStatus(Contant.OPERATOR_FAILED);
result.setMsg("不支持该上传文件类型");
return result;
}
String a[] = fileName.split("\\.");
String saveDecompressPath = a[0];
String saveDecompressType = a[1];
System.out.println(a[0] + "******" + a[1]);
if (saveDecompressType.equals("zip")) {
saveZipDirectory = new File(saveZipPath);
if (!saveZipDirectory.exists()) {
saveZipDirectory.mkdirs();
}
System.out.println("saveZipDirectory*****Path:" + saveZipDirectory.getAbsolutePath());
// 将上传文件保存到目标文件中
File toFile = new File(saveZipDirectory.getAbsolutePath() + File.separator + fileName);
file.transferTo(toFile);
DecompressUtils.zipToFile(saveZipPath + fileName, saveProjectPath + description);
} else if (saveDecompressType.equals("rar")) {
saveRarDirectory = new File(saveRarPath);
if (!saveRarDirectory.exists()) {
saveRarDirectory.mkdirs();
}
System.out.println("saveRarDirectory*****Path:" + saveRarDirectory.getAbsolutePath());
File toFile = new File(saveRarDirectory.getAbsolutePath() + File.separator + fileName);
file.transferTo(toFile);
DecompressUtils.rarToFile(saveRarPath + fileName, saveProjectPath + description);
}
}
} catch (Exception e) {
result.setStatus(Contant.OPERATOR_FAILED);
result.setMsg("很抱歉，上传失败！");
return result;
}
result.setStatus(Contant.OPERATOR_SUCCESS);
result.setMsg("恭喜你，上传成功");
return result;
}
}

解压工具类

package controller;


import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Enumeration;


import org.apache.tools.zip.ZipEntry;
import org.apache.tools.zip.ZipFile;


import com.github.junrar.Archive;
import com.github.junrar.rarfile.FileHeader;




public class DecompressUtils {

/**
* 解压zip文件
* 
* @param sourceFile,待解压的zip文件
* @param toFolder,解压后的存放路径
* @throws Exception
**/


public static void zipToFile(String sourceFile, String toFolder) throws Exception {
String toDisk = toFolder;// 接收解压后的存放路径
ZipFile zfile = new ZipFile(sourceFile, "utf-8");// 连接待解压文件
Enumeration zList = zfile.getEntries();// 得到zip包里的所有元素
ZipEntry ze = null;
byte[] buf = new byte[1024];
while (zList.hasMoreElements()) {
ze = (ZipEntry) zList.nextElement();
if (ze.isDirectory()) {
// log.info("打开zip文件里的文件夹:"+ ze.getName() +"skipped...");
continue;
}
OutputStream outputStream = null;
InputStream inputStream = null;
try {
// 以ZipEntry为参数得到一个InputStream，并写到OutputStream中
outputStream = new BufferedOutputStream(new FileOutputStream(getRealFileName(toDisk, ze.getName())));
inputStream = new BufferedInputStream(zfile.getInputStream(ze));
int readLen = 0;
while ((readLen = inputStream.read(buf, 0, 1024)) != -1) {
outputStream.write(buf, 0, readLen);
}
inputStream.close();
outputStream.close();
} catch (Exception e) {
throw new IOException("解压失败：" + e.toString());
} finally {
if (inputStream != null) {
try {
inputStream.close();
} catch (IOException ex) {


}
}
if (outputStream != null) {
try {
outputStream.close();
} catch (IOException ex) {
ex.printStackTrace();
}
}
inputStream = null;
outputStream = null;
}


}
zfile.close();
}


public static void rarToFile(String sourceFile, String toFolder) {

Archive archive = null;
try{
archive = new Archive(new File(sourceFile));
if (archive != null) {
archive.getMainHeader().print();
FileHeader fileHeader = archive.nextFileHeader();
while(fileHeader != null){
String fileName = 
fileHeader.getFileNameW().isEmpty()?fileHeader.getFileNameString():fileHeader.getFileNameW();
if (fileHeader.isDirectory()) {
File file = new File(toFolder+File.separator+fileName);
file.mkdirs();
}else {
File file = new File(toFolder+File.separator+fileName.trim());
try{
if (!file.exists()) {
if (!file.getParentFile().exists()) {
file.getParentFile().mkdirs();
}
file.createNewFile();
}
FileOutputStream outputStream = new FileOutputStream(file);
archive.extractFile(fileHeader, outputStream);
outputStream.flush();
outputStream.close();
}catch(Exception e){
e.printStackTrace();
}
}
fileHeader = archive.nextFileHeader();
}
archive.close();
}
}catch(Exception e){
e.printStackTrace();
}


}


/**
* 
* 给定根目录，返回一个相对路径所对应的实际文件名
* @param zippath ,指定根目录
* @param absFileName ,相对路径名，来自于ZipEntry中的name
* @return java.io.File 实际的文件
* 
*/


private static File getRealFileName(String zippath, String absFileName) {
System.out.println(absFileName);
String[] dirs = absFileName.split("/", absFileName.length());
File ret = new File(zippath);// 创建文件对象
if (dirs.length > 1) {
for (int i = 0; i < dirs.length - 1; i++) {
ret = new File(ret, dirs[i]);
}
}
// 检测文件是否存在
if (!ret.exists()) {
// 创建此抽象路径名指定的目录
ret.mkdirs();
}
// 根据 ret 抽象路径名和 child 路径名字符串创建一个新 File 实例
ret = new File(ret, dirs[dirs.length - 1]);
return ret;
}

}

操作结果返回类

/**
 * 
Title: @OperatorResult.java 
 * 
description TODO 
 * @author 杜昭辉
 * @date 2017年11月20日
 * @version 1.0
 */
package controller;


/**
 * @ClassName OperatorResult.java
 * @author duzhaohui
 * @description TODO
 */
public class OperatorResult {

private String status;
private String msg;

public OperatorResult(){

}
public OperatorResult(String status,String msg){
this.status = status;
this.msg = msg;
}
public String getStatus() {
return status;
}
public void setStatus(String status) {
this.status = status;
}
public String getMsg() {
return msg;
}
public void setMsg(String msg) {
this.msg = msg;
}



}

/**
 * 
Title: @Contant.java 
 * 
description TODO 
 * @author 杜昭辉
 * @date 2017年11月21日
 * @version 1.0
 */
package controller;


/**
 * @ClassName Contant.java
 * @author duzhaohui
 * @description TODO
 */
public class Contant {

public static final String OPERATOR_FAILED = "failed";
public static final String OPERATOR_SUCCESS = "success";



}