Mercurial > dive4elements > river

annotate flys-backend/src/main/java/de/intevation/flys/utils/FileTools.java @ 769:321b9e480f72

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Added a method to river to find the gauge with the max overlap with a given interval. flys-backend/trunk@2235 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Sun, 26 Jun 2011 16:13:08 +0000
parents 31895d24387e
children c7370734b872
rev   line source
177
31895d24387e Importer: Added info gew parser.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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1 package de.intevation.flys.utils;
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2
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3 import java.io.File;
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4
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5 import java.util.Stack;
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6
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7 import org.apache.log4j.Logger;
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8
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9 public class FileTools
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10 {
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11 private static Logger log = Logger.getLogger(FileTools.class);
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12
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13 private FileTools() {
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14 }
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15
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16 public static File repair(File file) {
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17 file = file.getAbsoluteFile();
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18 if (file.exists()) {
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19 return file;
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20 }
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21 Stack<String> parts = new Stack<String>();
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22 File curr = file;
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23 while (curr != null) {
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24 String name = curr.getName();
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25 if (name.length() > 0) {
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26 parts.push(curr.getName());
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27 }
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28 curr = curr.getParentFile();
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29 }
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30
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31 curr = null;
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32 OUTER: while (!parts.isEmpty()) {
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33 String f = parts.pop();
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34 log.debug("fixing: '" + f + "'");
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35 if (curr == null) {
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36 // XXX: Not totaly correct because there
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37 // more than one root on none unix systems.
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38 for (File root: File.listRoots()) {
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39 File [] files = root.listFiles();
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40 if (files == null) {
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41 log.warn("cannot list '" + root);
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42 continue;
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43 }
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44 for (File candidate: files) {
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45 if (candidate.getName().equalsIgnoreCase(f)) {
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46 curr = new File(root, candidate.getName());
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47 continue OUTER;
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48 }
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49 }
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50 }
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51 break;
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52 }
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53 else {
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54 File [] files = curr.listFiles();
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55 if (files == null) {
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56 log.warn("cannot list: '" + curr + "'");
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57 return file;
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58 }
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59 for (File candidate: files) {
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60 if (candidate.getName().equalsIgnoreCase(f)) {
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61 curr = new File(curr, candidate.getName());
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62 continue OUTER;
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63 }
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64 }
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65 curr = null;
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66 break;
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67 }
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68 }
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69
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70 if (curr == null) {
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71 log.warn("cannot repair path '" + file + "'");
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72 return file;
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73 }
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74
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75 return curr;
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76 }
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77 }
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78 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org