public static File in(File parentDir) {
    File result = new File(parentDir, UUID.randomUUID()
      .toString());
    if (!result.mkdirs()) {
      throw new RuntimeIoException(new IOException("Could not create directory: " + result));
    }
    return result;
  }
public static File in(File parentDir) {
    File result = new File(parentDir, UUID.randomUUID()
      .toString());
    if (!result.mkdirs()) {
      throw new RuntimeIoException(new IOException("Could not create directory: " + result));
    }
    return result;
  }
public static File in ( File parentDir ) { File result = new File ( parentDir , UUID . randomUUID ( ) . toString ( ) ) ; if ( ! result . mkdirs ( ) ) { throw new RuntimeIoException ( new IOException ( "Could not create directory: " + result ) ) ; } return result ; }
Create a new directory in the given parent directory.
@param parentDir The parent directory in which to create a new directory
@return The newly created directory
Create a new directory in the given parent directory .