CubeOpenImageRequest request = new CubeOpenImageRequest();
    request.setPubNum("CN101253698");
    request.setPubDate("20080827");
    request.setCategoryEnum(MD5Utils.CategoryEnum.ABSTRACT);
    request.setOrder(1);
    CubePatentFileResponse response = CLIENT.execute(request);
                            
                        

                            
        byte[] contentInBytes = cubePatentFileResponse.getFileByte();
        File file = new File("/Users/file-test/test-abs.jpg");
        if (!file.exists()) {
            file.createNewFile();
        }
        FileOutputStream fileOutputStream = new FileOutputStream(file);

        fileOutputStream.write(contentInBytes);
        fileOutputStream.flush();
        fileOutputStream.close();
                            
                        

                            
{
	"errorCode":"500",
	"fileByte":"AAAAAAAAAAAAAA==",
	"msg":"categoryEnum cannot be null!",
	"success":false
}