1 | // |
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2 | // $Id: ColumnComparator.java 95 2007-05-02 03:27:05Z |
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3 | // /C=DE/ST=Baden-Wuerttemberg/O=ISDN4Linux/OU=Fritz |
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4 | // Elfert/CN=svn-felfert@isdn4linux.de/emailAddress=fritz@fritz-elfert.de $ |
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5 | // |
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6 | // jupload - A file upload applet. |
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7 | // Copyright 2007 The JUpload Team |
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8 | // |
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9 | // Created: ? |
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10 | // Creator: William JinHua Kwong |
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11 | // Last modified: $Date: 2009-07-01 17:32:39 -0300 (Qua, 01 Jul 2009) $ |
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12 | // |
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13 | // This program is free software; you can redistribute it and/or modify it under |
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14 | // the terms of the GNU General Public License as published by the Free Software |
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15 | // Foundation; either version 2 of the License, or (at your option) any later |
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16 | // version. This program is distributed in the hope that it will be useful, but |
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17 | // WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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18 | // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more |
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19 | // details. You should have received a copy of the GNU General Public License |
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20 | // along with this program; if not, write to the Free Software Foundation, Inc., |
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21 | // 675 Mass Ave, Cambridge, MA 02139, USA. |
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22 | |
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23 | package wjhk.jupload2.gui.filepanel; |
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24 | |
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25 | import java.io.Serializable; |
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26 | import java.util.Comparator; |
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27 | |
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28 | import wjhk.jupload2.filedata.FileData; |
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29 | |
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30 | /** |
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31 | * Technical class, used to sort rows in the |
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32 | * wjhk.jupload2.gui.FilePanelDataModel2 class. |
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33 | */ |
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34 | public class ColumnComparator implements Comparator<FileData>, Serializable { |
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35 | |
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36 | /** Unused SerialVerisonUID */ |
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37 | private static final long serialVersionUID = 1L; |
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38 | |
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39 | protected int index; |
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40 | |
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41 | protected boolean ascending; |
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42 | |
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43 | /** |
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44 | * Creates a new instance. |
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45 | * |
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46 | * @param index The column index of the table data to be compared |
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47 | * @param ascending Specifies the sort order. |
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48 | */ |
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49 | public ColumnComparator(int index, boolean ascending) { |
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50 | this.index = index; |
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51 | this.ascending = ascending; |
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52 | } |
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53 | |
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54 | /** |
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55 | * @param one |
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56 | * @param two |
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57 | * @return -1, 0 or 1, as usual. |
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58 | * @see java.util.Comparator#compare(java.lang.Object, java.lang.Object) |
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59 | */ |
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60 | @SuppressWarnings("unchecked") |
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61 | public int compare(FileData one, FileData two) { |
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62 | // if (one instanceof DefaultFileData && two instanceof DefaultFileData) |
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63 | // { |
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64 | Object oOne; |
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65 | Object oTwo; |
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66 | switch (this.index) { |
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67 | case FilePanelDataModel2.COLINDEX_NAME: |
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68 | oOne = (one).getFileName(); |
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69 | oTwo = (two).getFileName(); |
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70 | break; |
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71 | case FilePanelDataModel2.COLINDEX_SIZE: |
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72 | oOne = Long.valueOf((one).getFileLength()); |
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73 | oTwo = Long.valueOf((two).getFileLength()); |
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74 | break; |
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75 | case FilePanelDataModel2.COLINDEX_DIRECTORY: |
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76 | oOne = (one).getDirectory(); |
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77 | oTwo = (two).getDirectory(); |
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78 | break; |
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79 | case FilePanelDataModel2.COLINDEX_MODIFIED: |
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80 | oOne = (one).getLastModified(); |
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81 | oTwo = (two).getLastModified(); |
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82 | break; |
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83 | default: |
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84 | return 0; |
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85 | } |
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86 | if (oOne instanceof Comparable && oTwo instanceof Comparable) { |
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87 | return ((Comparable) oOne).compareTo(oTwo) |
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88 | * (this.ascending ? 1 : -1); |
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89 | } |
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90 | // } |
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91 | return 0; |
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92 | } |
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93 | } |
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