org.apache.commons.compress.utils

## Class FileNameUtils

- java.lang.Object
- - org.apache.commons.compress.utils.FileNameUtils

-     public class FileNameUtils
      extends Object

  Generic file name utilities.
  Since:
    1.20

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `FileNameUtils()`

  - ### Method Summary

    All Methods Static Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `static String` | `getBaseName(String filename)` Returns the basename (i.e. the part up to and not including the last ".") of the last path segment of a filename.
    `static String` | `getExtension(String filename)` Returns the extension (i.e. the part after the last ".") of a file.

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### Constructor Detail

    - #### FileNameUtils

          public FileNameUtils()

  - ### Method Detail

    - #### getExtension

          public static String getExtension(String filename)

      Returns the extension (i.e. the part after the last ".") of a file.

      Will return an empty string if the file name doesn't contain any dots. Only the last segment of a the file name is consulted - i.e. all leading directories of the `filename` parameter are skipped.

      Parameters:
        `filename` - the name of the file to obtain the extension of.
      Returns:
        the extension of filename

    - #### getBaseName

          public static String getBaseName(String filename)

      Returns the basename (i.e. the part up to and not including the last ".") of the last path segment of a filename.

      Will return the file name itself if it doesn't contain any dots. All leading directories of the `filename` parameter are skipped.

      Parameters:
        `filename` - the name of the file to obtain the basename of.
      Returns:
        the basename of filename

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