import java.io.File;
public class Main {
public static void main(String[] argv) throws Exception {
File file1 = new File("./filename");
File file2 = new File("filename");
System.out.println(file1.equals(file2));
file1 = file1.getCanonicalFile();
file2 = file2.getCanonicalFile();
System.out.println(file1.equals(file2));
}
}