How do I get a file s directory using the File object

Question

Consider the code   File file   new File  c   temp  java  testfile      testfile is a file  and it may or may not exist  I want to get the directory c   temp  java   using the File object   How do I go about doing this

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String parentPath   f getPath   substring 0  f getPath   length   - f getName   length        This would be my solution

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In either case  I d expect file getParent    or file getParentFile    to give you what you want   Additionally  if you want to find out whether the original File does exist and is a directory  then exists   and isDirectory   are what you re after

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You can use this   File dir new File TestMain class getClassLoader   getResource  filename   getPath

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I found this more useful for getting the absolute file location   File file   new File    TestHello  test txt    System out println file getAbsoluteFile

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File API File getParent or File getParentFile should return you Directory of file   Your code should be like        File file   new File  c   temp  java  testfile        if  file exists             file   file getParentFile            You can additionally check your parent file is directory using File isDirectory API  if file isDirectory         System out println  file is directory

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File directory   new File  Enter any                  directory name or file name    boolean isDirectory   directory isDirectory    if  isDirectory         It returns true if directory is a directory    System out println  the name you have entered           is a directory            directory         It returns the absolutepath of a directory    System out println  the path is                     directory getAbsolutePath       else        It returns false if directory is a file    System out println  the name you have    entered is a file          directory       It returns the absolute path of a file    System out println  the path is                    file getParent

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If you do something like this   File file   new File  test txt    String parent   file getParent      parent will be null    So to get directory of this file you can do next   parent   file getAbsoluteFile   getParent

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File getParent   from Java Documentation

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File filePath new File  your file path    String dir     if  filePath isDirectory          dir filePath getAbsolutePath      else       dir filePath getAbsolutePath   replaceAll filePath getName

[java] How do I get a file's directory using the File object?

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