Check out example codes for "method resolve file in java". It will help you in understanding the concepts better.

Code Example 1

private File initUsersText() throws Exception
{
    Path dir = testdir.getPath().toRealPath();
    FS.ensureDirExists(dir.toFile());
    File users = dir.resolve("users.txt").toFile();

    writeUser( users );
    return users;
}


private File initUsersText() throws Exception
{
    Path dir = testdir.getPath().toRealPath();
    FS.ensureDirExists(dir.toFile());
    File users = dir.resolve("users.txt").toFile();

    writeUser( users );
    return users;
}

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