```java
package org.jeecg.common.util;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.serializer.SerializerFeature;
import org.apache.commons.io.FileUtils;
import org.jeecg.modules.ly.entity.CaseBase;
import org.jeecg.modules.ly.entity.CaseImg;
import org.jeecg.modules.ly.entity.CaseSound;
import org.jeecg.modules.ly.entity.CaseVideo;
import org.springframework.web.multipart.MultipartFile;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
public class FileUploadUtil {
public void fileUpload(MultipartFile[] file, CaseBase caseBase, HttpServletRequest request) {
ServletContext sc = request.getSession().getServletContext();
CaseImg caseImg = new CaseImg();
CaseVideo caseVideo = new CaseVideo();
CaseSound caseSound = new CaseSound();
if (file.length > 0) {
List<CaseImg> imgList = new ArrayList();
List<CaseVideo> videoList = new ArrayList();
List<CaseSound> soundList = new ArrayList();
for (MultipartFile multipartFile : file) {
String contentType = multipartFile.getContentType().substring(0, multipartFile.getContentType().indexOf("/"));
System.out.println(contentType);
String dir = sc.getRealPath("/webDisk/files"); //设定文件保存的目录
String filename = multipartFile.getOriginalFilename(); //得到上传时的文件名
//写入文件到指定路径
try {
FileUtils.writeByteArrayToFile(new File(dir, filename), multipartFile.getBytes());
} catch (IOException e) {
e.printStackTrace();
}
//储存信息到表tbweddislicon
String path = "/webDisk/files/" + filename;
if (contentType.equals("image")) {
caseImg.setImgPath(path);
caseImg.setCaseId(caseBase.getCaseId());
caseImg.setImgName(filename);
imgList.add(caseImg);
String Imglist = JSON.toJSONString(imgList, SerializerFeature.DisableCircularReferenceDetect);
caseBase.setImgLst(Imglist);
} else if (contentType.equals("video")) {
caseVideo.setVideoPath(path);
caseVideo.setCaseId(caseBase.getCaseId());
caseVideo.setVideoName(filename);
videoList.add(caseVideo);
String VideoOne = JSON.toJSONString(videoList, SerializerFeature.DisableCircularReferenceDetect);
caseBase.setVideoLst(VideoOne);
} else if (contentType.equals("audio")) {
caseSound.setSoundPath(path);
caseSound.setCaseId(caseBase.getCaseId());
caseSound.setSoundName(filename);
soundList.add(caseSound);
String SoundOne = JSON.toJSONString(soundList, SerializerFeature.DisableCircularReferenceDetect);
caseBase.setSoundLst(SoundOne);
}
}
}
}
}