Create whole path automatically when writing to a new file

Question

I want to write a new file with the FileWriter  I use it like this   FileWriter newJsp   new FileWriter  C   user Desktop dir1 dir2 filename txt      Now dir1 and dir2 currently don t exist  I want Java to create them automatically if they aren t already there  Actually Java should set up the whole file path if not already existing   How can I achieve this

User · Answer

Use FileUtils to handle all these headaches.

Edit: For example, use below code to write to a file, this method will 'checking and creating the parent directory if it does not exist'.

openOutputStream(File file [, boolean append])

User · Answer

Use File mkdirs

User · Answer

Something like   File file   new File  C   user  Desktop  dir1  dir2  filename txt    file getParentFile   mkdirs    FileWriter writer   new FileWriter file

User · Answer

Since Java 1 7 you can use Files createFile   Path pathToFile   Paths get   home joe foo bar myFile txt    Files createDirectories pathToFile getParent     Files createFile pathToFile

User · Answer

Use File mkdirs     File dir   new File  C   user  Desktop  dir1  dir2    dir mkdirs    File file   new File dir   filename txt    FileWriter newJsp   new FileWriter file

[java] Create whole path automatically when writing to a new file

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