How to create a new file together with missing parent directories?

Question

When using

file.createNewFile();

I get the following exception

java.io.IOException: Parent directory of file does not exis         


        

Answer 1

As of java7, you can also use NIO2 API:

void createFile() throws IOException {
    Path fp = Paths.get("dir1/dir2/newfile.txt");
    Files.createDirectories(fp.getParent());
    Files.createFile(fp);
}