Package org.elasticsearch.common.io

Class FileSystemUtils

org.elasticsearch.common.io.FileSystemUtils
public final class FileSystemUtils extends
Elasticsearch utils to work with

  • Method Summary

    Modifier and Type
    Method
    Description
    static
     base,  path, int strip)
    Appends the path to the given base and strips N elements off the path if strip is > 0.
    static void
    ... paths)
    Deletes all subdirectories in the given path recursively
    static boolean
    ... files)
    Returns true iff one of the files exists otherwise false
    static []
     directory)
    Returns an array of all files in the given directory.
    static []
     directory,  glob)
    Returns an array of all files in the given directory matching the glob.
    static []
     from, <> filter)
    Returns an array of all files in the given directory matching.
    static boolean
     directory, org.apache.logging.log4j.Logger logger)
    Check that a directory exists, is a directory and is readable by the current user
    static boolean
     path)
    Check whether the file denoted by the given path is a desktop services store created by Finder on macOS.
    static boolean
     path)
    Check whether the file denoted by the given path is hidden.
    static
     url)
    Returns an InputStream the given url if the url has a protocol of 'file' or 'jar', no host, and no port.

    Methods inherited from class java.lang.

    , , , , , , , , , ,

  • Method Details

    • exists

      public static boolean exists​(... files)
      Returns true iff one of the files exists otherwise false

    • isHidden

      public static boolean isHidden​( path)
      Check whether the file denoted by the given path is hidden. In practice, this will check if the file name starts with a dot. This should be preferred to as this does not depend on the operating system.

    • isDesktopServicesStore

      public static boolean isDesktopServicesStore​( path)
      Check whether the file denoted by the given path is a desktop services store created by Finder on macOS.
      Parameters:
      path - the path
      Returns:
      true if the current system is macOS and the specified file appears to be a desktop services store file

    • append

      public static  append​( base,  path, int strip)
      Appends the path to the given base and strips N elements off the path if strip is > 0.

    • deleteSubDirectories

      public static void deleteSubDirectories​(... paths) throws
      Deletes all subdirectories in the given path recursively
      Throws:
      - if the given path is not a directory

    • isAccessibleDirectory

      public static boolean isAccessibleDirectory​( directory, org.apache.logging.log4j.Logger logger)
      Check that a directory exists, is a directory and is readable by the current user

    • openFileURLStream

      public static  openFileURLStream​( url) throws
      Returns an InputStream the given url if the url has a protocol of 'file' or 'jar', no host, and no port.
      Throws:

    • files

      public static [] files​( from, <> filter) throws
      Returns an array of all files in the given directory matching.
      Throws:

    • files

      public static [] files​( directory) throws
      Returns an array of all files in the given directory.
      Throws:

    • files

      public static [] files​( directory,  glob) throws
      Returns an array of all files in the given directory matching the glob.
      Throws: