1 | package ise.antelope.tasks;
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2 |
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3 | import ise.antelope.tasks.typedefs.file.*;
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4 |
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5 | import java.io.File;
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6 | import java.util.*;
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7 | import org.apache.tools.ant.BuildException;
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8 |
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9 | import org.apache.tools.ant.Task;
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10 |
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11 | /**
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12 | * A task to answer a bunch of questions about a file or directory.
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13 | *
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14 | * Copyright 2003
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15 | *
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16 | * @version $Revision: 1.3 $
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17 | */
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18 | public class FileUtilTask extends Task {
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19 |
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20 | private File file = null;
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21 |
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22 | private String property = null;
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23 |
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24 | private Vector ops = new Vector();
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25 |
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26 | /**
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27 | * @param f the file in question
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28 | */
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29 | public void setFile(File f) {
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30 | file = f;
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31 | }
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32 |
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33 | /**
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34 | * @param name where to put the answer
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35 | */
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36 | public void setProperty(String name) {
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37 | property = name;
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38 | }
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39 |
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40 | public void addFileop(FileOp op) {
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41 | ops.add(op);
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42 | }
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43 |
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44 | /**
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45 | * Is the file readable?
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46 | */
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47 | public void addCanread(CanRead op) {
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48 | ops.add(op);
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49 | }
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50 |
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51 | /**
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52 | * Is the file writable?
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53 | */
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54 | public void addCanwrite(CanWrite op) {
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55 | ops.add(op);
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56 | }
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57 |
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58 | /**
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59 | * How many files are in the directory?
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60 | */
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61 | public void addFilecount(FileCount op) {
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62 | ops.add(op);
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63 | }
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64 |
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65 | /**
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66 | * Is the file a directory?
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67 | */
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68 | public void addIsdirectory(IsDirectory op) {
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69 | ops.add(op);
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70 | }
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71 |
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72 | /**
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73 | * Is the file a file?
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74 | */
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75 | public void addIsfile(IsFile op) {
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76 | ops.add(op);
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77 | }
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78 |
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79 | /**
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80 | * Is the file hidden?
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81 | */
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82 | public void addIshidden(IsHidden op) {
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83 | ops.add(op);
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84 | }
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85 |
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86 | /**
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87 | * What is the length of the file?
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88 | */
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89 | public void addFilelength(FileLength op) {
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90 | ops.add(op);
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91 | }
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92 |
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93 | /**
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94 | * When was the file last modified?
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95 | */
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96 | public void addLastmodified(LastModified op) {
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97 | ops.add(op);
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98 | }
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99 |
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100 | /**
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101 | * What files are in the directory?
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102 | */
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103 | public void addListFiles(FileList op) {
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104 | ops.add(op);
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105 | }
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106 |
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107 | /**
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108 | * How many lines are in the file?
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109 | */
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110 | public void addLineCount(FileLineCount op) {
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111 | ops.add(op);
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112 | }
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113 |
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114 | /** While multiple ops could be added, only the first one is executed. */
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115 | public void execute() {
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116 | if (file == null)
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117 | return;
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118 | if (ops.size() == 0)
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119 | return;
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120 | FileOp op = (FileOp)ops.get(0);
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121 | String value = op.execute(file);
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122 | if (property != null) {
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123 | Unset unset = new Unset();
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124 | unset.setProject(getProject());
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125 | unset.setName(property);
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126 | unset.execute();
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127 | getProject().setProperty(property, value);
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128 | }
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129 | }
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130 |
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131 | }
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132 |
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