Program: 60684
Project: 60684
Buggy source:
/** 
 * @param remoteUrl 远程地址
 * @param fileName 文件名
 * @param localTmpFileDir 本地临时 文件地址
 * @param localFileDir 本地文件地址
 * @param isTransfer2Classpath 是否将下载的文件放到Classpath目录下
 * @return 如果是放到Classpath目录下，则返回相对Classpath的路径，如果不是，则返回全路径
 * @throws Exception
 */
public String downloadFromServer(RemoteUrl remoteUrl,String fileName,String localTmpFileDir,String localFileDir,boolean isTransfer2Classpath,int retryTimes,int retyrSleepSeconds) throws Exception {
  String localTmpFilePath=OsUtil.pathJoin(localTmpFileDir,fileName);
  String localFilePath=OsUtil.pathJoin(localFileDir,fileName);
  File localTmpFile=new File(localTmpFilePath);
  File localFile=new File(localFilePath);
  if (localFile.exists()) {
    localFile.delete();
  }
  try {
    retry4ConfDownload(remoteUrl,localTmpFile,retryTimes,retyrSleepSeconds);
    OsUtil.transferFile(localTmpFile,localFile);
    if (isTransfer2Classpath) {
      File classpathFile=getLocalDownloadFileInClasspath(fileName);
      if (classpathFile != null) {
        OsUtil.transferFile(localFile,classpathFile);
        localFile=classpathFile;
      }
 else {
        LOGGER.warn("String_Node_Str" + fileName + "String_Node_Str");
      }
    }
    LOGGER.debug("String_Node_Str" + localFile.getAbsolutePath());
  }
 catch (  Exception e) {
    LOGGER.warn("String_Node_Str",e);
  }
  if (!localFile.exists()) {
    throw new Exception("String_Node_Str" + fileName);
  }
  if (!ConfigLoaderUtils.CLASS_PATH.isEmpty()) {
    String relavivePathString=OsUtil.getRelativePath(localFile,new File(ConfigLoaderUtils.CLASS_PATH));
    if (relavivePathString != null) {
      if (new File(relavivePathString).isFile()) {
        return relavivePathString;
      }
    }
  }
  return localFile.getAbsolutePath();
}

Fixed version (ground truth):
/** 
 * @param remoteUrl 远程地址
 * @param fileName 文件名
 * @param localFileDir 本地文件地址
 * @param isTransfer2Classpath 是否将下载的文件放到Classpath目录下
 * @return 如果是放到Classpath目录下，则返回相对Classpath的路径，如果不是，则返回全路径
 * @throws Exception
 */
public String downloadFromServer(RemoteUrl remoteUrl,String fileName,String localFileDir,boolean isTransfer2Classpath,int retryTimes,int retyrSleepSeconds) throws Exception {
  String localFilePath=OsUtil.pathJoin(localFileDir,fileName);
  String localFilePathUnique=MyStringUtils.getRandomName(localFilePath);
  File localFilePathUnqiueFile=new File(localFilePathUnique);
  try {
    retry4ConfDownload(remoteUrl,localFilePathUnqiueFile,retryTimes,retyrSleepSeconds);
    if (isTransfer2Classpath) {
      File classpathFile=getLocalDownloadFileInClasspath(fileName);
      if (classpathFile != null) {
        OsUtil.transferFileAtom(localFilePathUnqiueFile,classpathFile);
        localFilePathUnqiueFile=classpathFile;
      }
 else {
        LOGGER.warn("String_Node_Str" + fileName + "String_Node_Str");
      }
    }
    LOGGER.debug("String_Node_Str" + localFilePathUnqiueFile.getAbsolutePath());
  }
 catch (  Exception e) {
    LOGGER.warn("String_Node_Str",e);
  }
  if (!localFilePathUnqiueFile.exists()) {
    throw new Exception("String_Node_Str" + fileName);
  }
  if (!ConfigLoaderUtils.CLASS_PATH.isEmpty()) {
    String relavivePathString=OsUtil.getRelativePath(localFilePathUnqiueFile,new File(ConfigLoaderUtils.CLASS_PATH));
    if (relavivePathString != null) {
      if (new File(relavivePathString).isFile()) {
        return relavivePathString;
      }
    }
  }
  return localFilePathUnqiueFile.getAbsolutePath();
}