Mercurial > dive4elements > river
comparison flys-backend/src/main/java/de/intevation/flys/utils/FileTools.java @ 508:a9c7f6ec3a5a 2.3.1
merged flys-backend/2.3.1
| author | Thomas Arendsen Hein <thomas@intevation.de> |
|---|---|
| date | Fri, 28 Sep 2012 12:14:12 +0200 |
| parents | 31895d24387e |
| children | c7370734b872 |
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| 462:ebf049a1eb53 | 508:a9c7f6ec3a5a |
|---|---|
| 1 package de.intevation.flys.utils; | |
| 2 | |
| 3 import java.io.File; | |
| 4 | |
| 5 import java.util.Stack; | |
| 6 | |
| 7 import org.apache.log4j.Logger; | |
| 8 | |
| 9 public class FileTools | |
| 10 { | |
| 11 private static Logger log = Logger.getLogger(FileTools.class); | |
| 12 | |
| 13 private FileTools() { | |
| 14 } | |
| 15 | |
| 16 public static File repair(File file) { | |
| 17 file = file.getAbsoluteFile(); | |
| 18 if (file.exists()) { | |
| 19 return file; | |
| 20 } | |
| 21 Stack<String> parts = new Stack<String>(); | |
| 22 File curr = file; | |
| 23 while (curr != null) { | |
| 24 String name = curr.getName(); | |
| 25 if (name.length() > 0) { | |
| 26 parts.push(curr.getName()); | |
| 27 } | |
| 28 curr = curr.getParentFile(); | |
| 29 } | |
| 30 | |
| 31 curr = null; | |
| 32 OUTER: while (!parts.isEmpty()) { | |
| 33 String f = parts.pop(); | |
| 34 log.debug("fixing: '" + f + "'"); | |
| 35 if (curr == null) { | |
| 36 // XXX: Not totaly correct because there | |
| 37 // more than one root on none unix systems. | |
| 38 for (File root: File.listRoots()) { | |
| 39 File [] files = root.listFiles(); | |
| 40 if (files == null) { | |
| 41 log.warn("cannot list '" + root); | |
| 42 continue; | |
| 43 } | |
| 44 for (File candidate: files) { | |
| 45 if (candidate.getName().equalsIgnoreCase(f)) { | |
| 46 curr = new File(root, candidate.getName()); | |
| 47 continue OUTER; | |
| 48 } | |
| 49 } | |
| 50 } | |
| 51 break; | |
| 52 } | |
| 53 else { | |
| 54 File [] files = curr.listFiles(); | |
| 55 if (files == null) { | |
| 56 log.warn("cannot list: '" + curr + "'"); | |
| 57 return file; | |
| 58 } | |
| 59 for (File candidate: files) { | |
| 60 if (candidate.getName().equalsIgnoreCase(f)) { | |
| 61 curr = new File(curr, candidate.getName()); | |
| 62 continue OUTER; | |
| 63 } | |
| 64 } | |
| 65 curr = null; | |
| 66 break; | |
| 67 } | |
| 68 } | |
| 69 | |
| 70 if (curr == null) { | |
| 71 log.warn("cannot repair path '" + file + "'"); | |
| 72 return file; | |
| 73 } | |
| 74 | |
| 75 return curr; | |
| 76 } | |
| 77 } | |
| 78 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |