/**
* 删除文件
*
* @param fileId
*/
@RequestMapping("deleteFile")
public @ResponseBody Map<String, String> deleteFile(String fileId) throws IOException {
Map<String, String> map = new HashMap<String, String>();
try {
storageClientService.deleteFile(fileId);
} catch (Exception e) {
e.printStackTrace();
SxjLogger.debug("删除失败!", e.getClass());
}
return map;
}
/**
* 上传文件
*
* @param request
* @param response
* @throws IOException
*/
@RequestMapping("upload")
public void uploadFile(HttpServletRequest request, HttpServletResponse response)
throws IOException {
Map<String, Object> map = new HashMap<String, Object>();
if (!(request instanceof DefaultMultipartHttpServletRequest)) {
return;
}
DefaultMultipartHttpServletRequest re = (DefaultMultipartHttpServletRequest) request;
Map<String, MultipartFile> fileMaps = re.getFileMap();
Collection<MultipartFile> files = fileMaps.values();
List<String> fileIds = new ArrayList<String>();
for (MultipartFile myfile : files) {
if (myfile.isEmpty()) {
System.err.println("文件未上传");
} else {
String originalName = myfile.getOriginalFilename();
String extName = FileUtil.getFileExtName(originalName);
String filePath =
storageClientService.uploadFile(
null,
new ByteArrayInputStream(myfile.getBytes()),
myfile.getBytes().length,
extName.toUpperCase());
SxjLogger.info("siteUploadFilePath=" + filePath, this.getClass());
fileIds.add(filePath);
// 上传元数据
NameValuePair[] metaList = new NameValuePair[1];
metaList[0] = new NameValuePair("originalName", originalName);
storageClientService.overwriteMetadata(filePath, metaList);
}
}
map.put("fileIds", fileIds);
String res = JsonMapper.nonDefaultMapper().toJson(map);
response.setContentType("text/plain;UTF-8");
PrintWriter out = response.getWriter();
out.print(res);
out.flush();
out.close();
}
/**
* 下载文件
*
* @param request
* @param response
* @param filePath
* @throws IOException
*/
@RequestMapping("downloadFile")
public void downloadFile(
HttpServletRequest request, HttpServletResponse response, String filePath)
throws IOException {
try {
ServletOutputStream output = response.getOutputStream();
String fileName = "扫描件" + stringDate();
String group = filePath.substring(0, filePath.indexOf("/"));
response.addHeader("Content-Disposition", "attachment;filename=" + fileName + ".pdf");
response.setContentType("application/pdf");
String path = filePath.substring(filePath.indexOf("/") + 1, filePath.length());
storageClientService.downloadFile(group, path, output);
output.flush();
output.close();
} catch (IOException e) {
e.printStackTrace();
SxjLogger.debug("下载文件出错", e.getClass());
}
}
@RequestMapping("filesort")
public @ResponseBody List<String> fileSort(String fileId) throws IOException {
List<String> sortFile = new ArrayList<String>();
try {
if (StringUtils.isEmpty(fileId)) {
return sortFile;
}
String[] fileids = fileId.split(",");
Map<String, String> nameMap = new TreeMap<String, String>();
Map<String, NameValuePair[]> values = storageClientService.getMetadata(fileids);
for (String key : values.keySet()) {
if (key == null) {
continue;
}
NameValuePair[] value = values.get(key);
nameMap.put(key, value[0].getValue());
}
List<Map.Entry<String, String>> mappingList = null;
// 通过ArrayList构造函数把map.entrySet()转换成list
mappingList = new ArrayList<Map.Entry<String, String>>(nameMap.entrySet());
// 通过比较器实现比较排序
Collections.sort(
mappingList,
new Comparator<Map.Entry<String, String>>() {
public int compare(
Map.Entry<String, String> mapping1, Map.Entry<String, String> mapping2) {
return mapping1.getValue().compareTo(mapping2.getValue());
}
});
for (Map.Entry<String, String> mapping : mappingList) {
sortFile.add(mapping.getKey());
}
// Map<String, Object> map = new HashMap<String, Object>();
// map.put("", sortFile);
} catch (Exception e) {
SxjLogger.error(e.getMessage(), e, this.getClass());
}
return sortFile;
}
