private static FileItem prepareFileItemFromInputStream(
      PipelineContext pipelineContext, InputStream inputStream, int scope) {
    // Get FileItem
    final FileItem fileItem = prepareFileItem(pipelineContext, scope);
    // Write to file
    OutputStream os = null;
    try {
      os = fileItem.getOutputStream();
      copyStream(inputStream, os);
    } catch (IOException e) {
      throw new OXFException(e);
    } finally {
      if (os != null) {
        try {
          os.close();
        } catch (IOException e) {
          throw new OXFException(e);
        }
      }
    }
    // Create file if it doesn't exist (necessary when the file size is 0)
    final File storeLocation = ((DiskFileItem) fileItem).getStoreLocation();
    try {
      storeLocation.createNewFile();
    } catch (IOException e) {
      throw new OXFException(e);
    }

    return fileItem;
  }
Exemple #2
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 /**
  * 接受并保存以base64格式上传的文件
  *
  * @param fieldName
  */
 public void uploadBase64(String fieldName) {
   String savePath = this.getFolder(this.savePath);
   String base64Data = this.request.getParameter(fieldName);
   this.fileName = this.getName("test.png");
   this.url = savePath + "/" + this.fileName;
   try {
     File outFile = new File(this.getPhysicalPath(this.url));
     OutputStream ro = new FileOutputStream(outFile);
     byte[] b = Base64.decodeBase64(base64Data);
     ro.write(b);
     ro.flush();
     ro.close();
     this.state = this.errorInfo.get("SUCCESS");
   } catch (Exception e) {
     this.state = this.errorInfo.get("IO");
   }
 }
 public static void copyStream(InputStream is, OutputStream os) throws IOException {
   int count;
   byte[] buffer = new byte[1024];
   while ((count = is.read(buffer)) > 0) os.write(buffer, 0, count);
 }