1.1 --- a/src/de/uapcore/sudoku/DocumentHandler.java Sat Jan 26 19:34:31 2013 +0100
1.2 +++ b/src/de/uapcore/sudoku/DocumentHandler.java Sun Jan 27 15:03:57 2013 +0100
1.3 @@ -26,10 +26,15 @@
1.4
1.5 package de.uapcore.sudoku;
1.6
1.7 +import java.io.BufferedReader;
1.8 import java.io.BufferedWriter;
1.9 +import java.io.FileInputStream;
1.10 import java.io.FileOutputStream;
1.11 import java.io.IOException;
1.12 +import java.io.InputStreamReader;
1.13 import java.io.OutputStreamWriter;
1.14 +import java.util.regex.Matcher;
1.15 +import java.util.regex.Pattern;
1.16
1.17 /**
1.18 *
1.19 @@ -43,7 +48,34 @@
1.20 if (!isFilenameSet()) {
1.21 throw new IOException("no filename supplied");
1.22 }
1.23 - // TODO: implement
1.24 + int row = 0;
1.25 + try (BufferedReader in = new BufferedReader(
1.26 + new InputStreamReader(new FileInputStream(filename)))) {
1.27 + Pattern pat = Pattern.compile("^\\s*(?:[1-9_] ){8}[1-9_]\\s*$");
1.28 + String line;
1.29 + while ((line = in.readLine()) != null) {
1.30 + if (line.matches("^\\s*$")) {
1.31 + continue;
1.32 + }
1.33 + Matcher m = pat.matcher(line);
1.34 + if (m.matches()) {
1.35 + String c[] = line.trim().split(" ");
1.36 + if (c.length != 9) {
1.37 + break;
1.38 + }
1.39 + for (int i = 0 ; i < 9 ; i++) {
1.40 + field.setCellValue(i, row,
1.41 + c[i].equals("_") ? 0 : Integer.valueOf(c[i]));
1.42 + }
1.43 + row++;
1.44 + } else {
1.45 + break;
1.46 + }
1.47 + }
1.48 + if (row != 9) {
1.49 + throw new IOException("Kein Sudoku-Feld enthalten!");
1.50 + }
1.51 + }
1.52 }
1.53
1.54 public void save(Field field) throws IOException {
