if (!file.exists() && !file.createNewFile()) {
    System.err.println("Error with output file: " + outFile
        + "nCannot create new file.");
    continue;
}

file.getParentFile().mkdirs()

try {
    if(!file.createNewFile()) {
        System.out.println("File already exists");
    }
} catch (IOException ex) {
    System.out.println(ex);
}

if (file.getParentFile() != null && !file.getParentFile().mkDirs()) {
    // handle permission problems here
}
// either no parent directories there or we have created missing directories
if (file.createNewFile() || file.isFile()) {
    // ready to write your content
} else {
    // handle directory here
}

if (file.exists() && !file.isFile()){
   //handle directory is there
}else if(!file.createNewFile()) {
   //as before
}