comparison: src/de/uapcore/sudoku/DocumentHandler.java
src/de/uapcore/sudoku/DocumentHandler.java
- changeset 6
- 5bab2e971333
- parent 5
- 8ddf4af937d7
- child 7
- 2c0a2766461c
equal
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| 5:8ddf4af937d7 | 6:5bab2e971333 |
|---|---|
| 24 * POSSIBILITY OF SUCH DAMAGE. | 24 * POSSIBILITY OF SUCH DAMAGE. |
| 25 */ | 25 */ |
| 26 | 26 |
| 27 package de.uapcore.sudoku; | 27 package de.uapcore.sudoku; |
| 28 | 28 |
| 29 import java.io.BufferedReader; | |
| 29 import java.io.BufferedWriter; | 30 import java.io.BufferedWriter; |
| 31 import java.io.FileInputStream; | |
| 30 import java.io.FileOutputStream; | 32 import java.io.FileOutputStream; |
| 31 import java.io.IOException; | 33 import java.io.IOException; |
| 34 import java.io.InputStreamReader; | |
| 32 import java.io.OutputStreamWriter; | 35 import java.io.OutputStreamWriter; |
| 36 import java.util.regex.Matcher; | |
| 37 import java.util.regex.Pattern; | |
| 33 | 38 |
| 34 /** | 39 /** |
| 35 * | 40 * |
| 36 * @author mike | 41 * @author mike |
| 37 */ | 42 */ |
| 41 | 46 |
| 42 public void load(Field field) throws IOException { | 47 public void load(Field field) throws IOException { |
| 43 if (!isFilenameSet()) { | 48 if (!isFilenameSet()) { |
| 44 throw new IOException("no filename supplied"); | 49 throw new IOException("no filename supplied"); |
| 45 } | 50 } |
| 46 // TODO: implement | 51 int row = 0; |
| 52 try (BufferedReader in = new BufferedReader( | |
| 53 new InputStreamReader(new FileInputStream(filename)))) { | |
| 54 Pattern pat = Pattern.compile("^\\s*(?:[1-9_] ){8}[1-9_]\\s*$"); | |
| 55 String line; | |
| 56 while ((line = in.readLine()) != null) { | |
| 57 if (line.matches("^\\s*$")) { | |
| 58 continue; | |
| 59 } | |
| 60 Matcher m = pat.matcher(line); | |
| 61 if (m.matches()) { | |
| 62 String c[] = line.trim().split(" "); | |
| 63 if (c.length != 9) { | |
| 64 break; | |
| 65 } | |
| 66 for (int i = 0 ; i < 9 ; i++) { | |
| 67 field.setCellValue(i, row, | |
| 68 c[i].equals("_") ? 0 : Integer.valueOf(c[i])); | |
| 69 } | |
| 70 row++; | |
| 71 } else { | |
| 72 break; | |
| 73 } | |
| 74 } | |
| 75 if (row != 9) { | |
| 76 throw new IOException("Kein Sudoku-Feld enthalten!"); | |
| 77 } | |
| 78 } | |
| 47 } | 79 } |
| 48 | 80 |
| 49 public void save(Field field) throws IOException { | 81 public void save(Field field) throws IOException { |
| 50 if (!isFilenameSet()) { | 82 if (!isFilenameSet()) { |
| 51 throw new IOException("no filename supplied"); | 83 throw new IOException("no filename supplied"); |
