Mercurial > dive4elements > framework
annotate artifacts-common/src/main/java/org/dive4elements/artifacts/common/utils/FileTools.java @ 482:dd412faf7b4d
Framework: Added FileFilter to ZIP file creation.
author | Sascha L. Teichmann <teichmann@intevation.de> |
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date | Tue, 07 May 2013 11:45:47 +0200 |
parents | 415df0fc4fa1 |
children | 584591f8203c |
rev | line source |
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Inserted a new utility class FileTools to work with files.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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1 /* |
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2 * Copyright (c) 2010, 2011 by Intevation GmbH |
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3 * |
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4 * This program is free software under the LGPL (>=v2.1) |
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5 * Read the file LGPL.txt coming with the software for details |
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6 * or visit http://www.gnu.org/licenses/ if it does not exist. |
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7 */ |
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8 package org.dive4elements.artifacts.common.utils; |
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9 |
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10 import java.io.BufferedInputStream; |
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11 import java.io.File; |
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12 import java.io.FileFilter; |
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13 import java.io.IOException; |
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14 import java.io.InputStream; |
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15 import java.io.FileInputStream; |
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16 import java.io.FileOutputStream; |
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17 import java.io.OutputStream; |
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18 import java.io.BufferedOutputStream; |
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19 import java.nio.channels.FileChannel; |
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20 |
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21 import java.util.Deque; |
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22 import java.util.ArrayDeque; |
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23 import java.util.List; |
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24 import java.util.Set; |
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25 import java.util.HashSet; |
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26 import java.util.ArrayList; |
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27 import java.util.Enumeration; |
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28 import java.util.zip.ZipFile; |
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29 import java.util.zip.ZipEntry; |
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30 import java.util.zip.ZipOutputStream; |
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31 |
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32 import org.apache.log4j.Logger; |
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33 |
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34 import java.security.MessageDigest; |
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35 import java.security.NoSuchAlgorithmException; |
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36 |
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37 public class FileTools |
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38 { |
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39 private static Logger log = Logger.getLogger(FileTools.class); |
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40 |
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41 public static final String DIGEST = |
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42 System.getProperty("artifacts.common.file.cmp.digest", "MD5"); |
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43 |
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44 private FileTools() { |
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45 } |
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46 |
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47 |
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48 /** Remove everything after dot from name. */ |
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49 public static final String removeExtension(String name) { |
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50 int index = name.lastIndexOf('.'); |
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51 return index == -1 |
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52 ? name |
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53 : name.substring(0, index); |
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54 } |
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55 |
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56 |
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57 public static File getDirectory(String path, String name) { |
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58 if (path == null || name == null) { |
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59 return null; |
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60 } |
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61 |
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62 File dir = new File(path, name); |
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63 |
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64 if (!dir.exists()) { |
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65 log.debug( |
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66 "Directory '" + dir.getAbsolutePath() + "' doesn't " + |
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67 "exist. Try to create it."); |
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68 |
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69 return dir.mkdir() ? dir : null; |
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70 } |
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71 else { |
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72 return dir.isDirectory() ? dir : null; |
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73 } |
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74 } |
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75 |
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76 public static File repair(File file) { |
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77 file = file.getAbsoluteFile(); |
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78 if (file.exists()) { |
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79 return file; |
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80 } |
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81 Deque<String> parts = new ArrayDeque<String>(); |
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82 File curr = file; |
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83 while (curr != null) { |
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84 String name = curr.getName(); |
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85 if (name.length() > 0) { |
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86 parts.push(curr.getName()); |
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87 } |
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88 curr = curr.getParentFile(); |
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89 } |
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90 |
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91 curr = null; |
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92 OUTER: while (!parts.isEmpty()) { |
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93 String f = parts.pop(); |
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94 log.debug("fixing: '" + f + "'"); |
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95 if (f.equals(".") || f.equals("..")) { |
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96 // No need to fix . or .. |
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97 continue; |
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98 } |
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99 if (curr == null) { |
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100 // XXX: Not totaly correct because there |
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101 // more than one root on none unix systems. |
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102 for (File root: File.listRoots()) { |
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103 File [] files = root.listFiles(); |
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104 if (files == null) { |
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105 log.warn("cannot list '" + root); |
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106 continue; |
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107 } |
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108 for (File candidate: files) { |
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109 if (candidate.getName().equalsIgnoreCase(f)) { |
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110 curr = new File(root, candidate.getName()); |
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111 continue OUTER; |
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112 } |
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113 } |
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114 } |
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115 break; |
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116 } |
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Inserted a new utility class FileTools to work with files.
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117 else { |
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118 File [] files = curr.listFiles(); |
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119 if (files == null) { |
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120 log.warn("cannot list: '" + curr + "'"); |
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121 return file; |
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122 } |
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123 for (File candidate: files) { |
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124 if (candidate.getName().equalsIgnoreCase(f)) { |
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125 curr = new File(curr, candidate.getName()); |
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126 continue OUTER; |
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127 } |
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128 } |
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129 curr = null; |
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130 break; |
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131 } |
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132 } |
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133 |
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134 if (curr == null) { |
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135 log.warn("cannot repair path '" + file + "'"); |
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136 return file; |
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137 } |
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138 |
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139 return curr; |
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140 } |
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141 |
453 | 142 /** Object that can calculate hash of file, compare two hashed files etc. */ |
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143 public static class HashedFile |
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144 implements Comparable<HashedFile> |
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145 { |
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146 protected File file; |
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147 protected long length; |
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148 protected byte [] hash; |
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149 |
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150 public HashedFile(File file) { |
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151 this.file = file; |
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152 length = file.length(); |
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153 } |
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154 |
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155 public File getFile() { |
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156 return file; |
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157 } |
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158 |
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159 protected byte [] getHash() { |
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160 if (hash == null) { |
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161 InputStream in = null; |
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162 |
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163 try { |
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164 in = new FileInputStream(file); |
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165 |
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166 MessageDigest digest = MessageDigest.getInstance(DIGEST); |
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167 |
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168 byte [] buf = new byte[40*1024]; |
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169 int r; |
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170 |
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171 while ((r = in.read(buf)) >= 0) { |
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172 digest.update(buf, 0, r); |
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173 } |
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174 |
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175 hash = digest.digest(); |
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176 } |
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177 catch (IOException ioe) { |
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178 log.error(ioe); |
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179 hash = new byte[0]; |
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180 } |
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181 catch (NoSuchAlgorithmException nsae) { |
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182 log.error(nsae); |
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183 hash = new byte[0]; |
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184 } |
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185 finally { |
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186 if (in != null) { |
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187 try { |
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188 in.close(); |
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189 } |
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190 catch (IOException ioe) { |
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191 log.error(ioe); |
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192 } |
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193 } |
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194 } |
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195 } |
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196 return hash; |
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197 } |
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198 |
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199 @Override |
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200 public int compareTo(HashedFile other) { |
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201 if (length < other.length) return -1; |
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202 if (length > other.length) return +1; |
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203 return compare(getHash(), other.getHash()); |
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204 } |
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205 |
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206 private static int compare(byte [] a, byte [] b) { |
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207 if (a.length < b.length) return -1; |
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208 if (a.length > b.length) return +1; |
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209 for (int i = 0; i < a.length; ++i) { |
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210 int x = a[i] & 0xff; |
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211 int y = b[i] & 0xff; |
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212 if (x < y) return -1; |
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213 if (x > y) return +1; |
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214 } |
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215 return 0; |
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216 } |
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217 |
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|
218 @Override |
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|
219 public boolean equals(Object other) { |
394
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Removed trailing whitespace.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
383
diff
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|
220 return other instanceof HashedFile |
329
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221 && ((HashedFile)other).compareTo(this) == 0; |
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222 } |
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223 |
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224 @Override |
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225 public int hashCode() { |
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226 return (int)(length ^ (length >>> 32)); |
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227 } |
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228 } // class HashedFile |
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229 |
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230 public static List<File> uniqueFiles(List<File> files) { |
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231 |
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232 Set<HashedFile> set = new HashSet<HashedFile>(); |
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233 |
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234 for (File file: files) { |
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235 if (!set.add(new HashedFile(file))) { |
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236 log.warn("file '" + file + "' is a duplicate."); |
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237 } |
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238 } |
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239 |
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240 ArrayList<File> out = new ArrayList<File>(set.size()); |
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241 for (HashedFile hf: set) { |
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242 out.add(hf.file); |
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243 } |
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244 |
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245 return out; |
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246 } |
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247 |
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248 public interface FileVisitor { |
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249 boolean visit(File file); |
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250 } // Visitor |
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251 |
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252 public static void walkTree(File root, FileVisitor visitor) { |
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253 |
369
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254 Deque<File> stack = new ArrayDeque<File>(); |
329
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255 |
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256 stack.push(root); |
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257 |
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258 while (!stack.isEmpty()) { |
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259 File current = stack.pop(); |
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260 if (!visitor.visit(current)) break; |
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261 if (current.isDirectory()) { |
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262 File [] subs = current.listFiles(); |
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263 if (subs != null) { |
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264 for (File f: subs) { |
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265 stack.push(f); |
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266 } |
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267 } |
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268 } |
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269 } |
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270 } |
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271 |
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272 /** |
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273 * Deletes everything in a directory. |
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274 * |
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275 * @param dir The directory. |
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276 */ |
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277 public final static void deleteContent(File dir) { |
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278 if (dir == null || !dir.isDirectory()) { |
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279 return; |
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280 } |
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281 |
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282 File[] files = dir.listFiles(); |
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283 if (files != null) { |
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284 for (File file: files) { |
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285 deleteRecursive(file); |
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286 } |
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287 } |
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288 |
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289 return; |
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290 } |
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291 |
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292 /** |
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293 * Delete <i>file</i> and everything in <i>file</i> if it is a directory. |
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294 * |
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295 * @param file The file or directory. |
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296 * @return true, if deletion was successful - otherwise false. |
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297 */ |
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298 public final static boolean deleteRecursive(File file) { |
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299 |
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300 if (file == null) { |
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301 return false; |
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302 } |
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303 |
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304 if (file.isDirectory()) { |
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305 File [] files = file.listFiles(); |
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306 if (files != null) { |
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307 for (File sub: files) { |
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308 if (!deleteRecursive(sub)) { |
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309 return false; |
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310 } |
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311 } |
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312 } |
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313 } |
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314 |
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315 return file.delete(); |
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316 } |
482
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317 public static final FileFilter ACCEPT_ALL = new FileFilter() { |
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318 @Override |
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319 public boolean accept(File file) { |
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320 return true; |
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321 } |
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322 }; |
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323 |
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324 public static void createZipArchive( |
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325 File file, |
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326 OutputStream outputStream |
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327 ) |
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328 throws IOException |
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329 { |
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330 createZipArchive(file, outputStream, ACCEPT_ALL); |
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331 } |
329
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332 |
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333 /** |
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334 * Put the given file or directory into a zip archive. |
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335 * |
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336 * @param file The file or directory. |
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337 * @param outputStream The stream to write the archive to. |
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338 * @throws IOException if an error occured while zip creation or writing to |
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339 * output stream. |
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340 */ |
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341 public static void createZipArchive( |
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342 File file, |
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343 OutputStream outputStream, |
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344 FileFilter filter |
329
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345 ) |
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346 throws IOException |
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347 { |
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348 ZipOutputStream out = new ZipOutputStream(outputStream); |
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349 |
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350 if (filter.accept(file) && file.isFile()) { |
329
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351 copyFileToZip("", file, out); |
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352 } |
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353 else if (file.isDirectory()) { |
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354 |
369
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Replaced legacy java.util.Stack with java.util.Deque.
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355 Deque<PrefixDir> stack = new ArrayDeque<PrefixDir>(); |
329
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356 stack.push(new PrefixDir(file.getName() + "/", file)); |
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357 |
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358 while (!stack.isEmpty()) { |
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359 PrefixDir pd = stack.pop(); |
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360 |
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361 ZipEntry dirEntry = new ZipEntry(pd.prefix); |
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362 out.putNextEntry(dirEntry); |
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363 out.closeEntry(); |
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364 |
482
dd412faf7b4d
Framework: Added FileFilter to ZIP file creation.
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365 File [] files = pd.dir.listFiles(filter); |
329
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366 if (files != null) { |
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367 for (File sub: files) { |
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368 if (sub.isDirectory()) { |
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369 stack.push(new PrefixDir( |
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370 pd.prefix + sub.getName() + "/", |
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371 sub)); |
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372 } |
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373 else if (sub.isFile()) { |
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374 copyFileToZip(pd.prefix, sub, out); |
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375 } |
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376 } |
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377 } |
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378 } |
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379 } |
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380 |
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381 out.finish(); |
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382 } |
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383 |
383
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Added method to extract zip archives to a specified directory.
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384 |
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385 public static void extractArchive(File archive, File destDir) |
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386 throws IOException { |
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387 if (!destDir.exists()) { |
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388 destDir.mkdir(); |
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389 } |
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390 |
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391 ZipFile zipFile = new ZipFile(archive); |
435
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Fixed small problem with extractiong zip files.
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392 try { |
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393 Enumeration<? extends ZipEntry> entries = zipFile.entries(); |
383
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394 |
435
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395 byte [] buffer = new byte[16384]; |
383
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396 |
435
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397 while (entries.hasMoreElements()) { |
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398 ZipEntry entry = entries.nextElement(); |
383
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399 |
435
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400 String entryFileName = entry.getName(); |
383
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401 |
435
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402 File dir = buildDirectoryHierarchyFor(entryFileName, destDir); |
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403 if (!dir.exists()) { |
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404 dir.mkdirs(); |
383
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405 } |
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406 |
435
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407 if (!entry.isDirectory()) { |
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408 BufferedInputStream bis = new BufferedInputStream( |
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409 zipFile.getInputStream(entry)); |
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Fixed small problem with extractiong zip files.
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410 try { |
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Fixed small problem with extractiong zip files.
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411 BufferedOutputStream bos = new BufferedOutputStream( |
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412 new FileOutputStream(new File(destDir, entryFileName))); |
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413 |
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Fixed small problem with extractiong zip files.
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|
414 try { |
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Fixed small problem with extractiong zip files.
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|
415 int len; |
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Fixed small problem with extractiong zip files.
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416 while ((len = bis.read(buffer)) > 0) { |
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Fixed small problem with extractiong zip files.
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417 bos.write(buffer, 0, len); |
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Fixed small problem with extractiong zip files.
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418 } |
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Fixed small problem with extractiong zip files.
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419 bos.flush(); |
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Fixed small problem with extractiong zip files.
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420 } |
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Fixed small problem with extractiong zip files.
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421 finally { |
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Fixed small problem with extractiong zip files.
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422 bos.close(); |
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Fixed small problem with extractiong zip files.
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|
423 } |
e39e23320a23
Fixed small problem with extractiong zip files.
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parents:
394
diff
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|
424 } |
e39e23320a23
Fixed small problem with extractiong zip files.
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|
425 finally { |
e39e23320a23
Fixed small problem with extractiong zip files.
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426 bis.close(); |
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Fixed small problem with extractiong zip files.
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|
427 } |
e39e23320a23
Fixed small problem with extractiong zip files.
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428 } // is file |
383
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Added method to extract zip archives to a specified directory.
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429 } |
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Added method to extract zip archives to a specified directory.
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430 } |
435
e39e23320a23
Fixed small problem with extractiong zip files.
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|
431 finally { |
e39e23320a23
Fixed small problem with extractiong zip files.
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|
432 zipFile.close(); |
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Fixed small problem with extractiong zip files.
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|
433 } |
383
b076c9e9fdfd
Added method to extract zip archives to a specified directory.
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434 } |
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Added method to extract zip archives to a specified directory.
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435 |
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Added method to extract zip archives to a specified directory.
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436 private static File buildDirectoryHierarchyFor( |
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437 String entryName, |
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438 File destDir) |
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439 { |
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440 int lastIndex = entryName.lastIndexOf('/'); |
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441 String internalPathToEntry = entryName.substring(0, lastIndex + 1); |
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442 return new File(destDir, internalPathToEntry); |
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443 } |
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444 |
329
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|
445 /** |
666417d5781c
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|
446 * A class representing a directory with a prefix. |
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Inserted a new utility class FileTools to work with files.
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|
447 */ |
666417d5781c
Inserted a new utility class FileTools to work with files.
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|
448 private static final class PrefixDir { |
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Inserted a new utility class FileTools to work with files.
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|
449 |
666417d5781c
Inserted a new utility class FileTools to work with files.
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|
450 String prefix; |
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Inserted a new utility class FileTools to work with files.
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|
451 File dir; |
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Inserted a new utility class FileTools to work with files.
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|
452 |
666417d5781c
Inserted a new utility class FileTools to work with files.
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|
453 public PrefixDir(String prefix, File dir) { |
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Inserted a new utility class FileTools to work with files.
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454 this.prefix = prefix; |
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|
455 this.dir = dir; |
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Inserted a new utility class FileTools to work with files.
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parents:
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|
456 } |
666417d5781c
Inserted a new utility class FileTools to work with files.
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parents:
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|
457 |
666417d5781c
Inserted a new utility class FileTools to work with files.
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|
458 } // class PrefixDir |
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Inserted a new utility class FileTools to work with files.
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|
459 |
666417d5781c
Inserted a new utility class FileTools to work with files.
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parents:
diff
changeset
|
460 /** |
666417d5781c
Inserted a new utility class FileTools to work with files.
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parents:
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|
461 * Write a file to zip archive. |
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Inserted a new utility class FileTools to work with files.
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|
462 * |
666417d5781c
Inserted a new utility class FileTools to work with files.
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|
463 * @param prefix A prefix. |
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Inserted a new utility class FileTools to work with files.
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464 * @param file The file. |
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465 * @param out The output stream. |
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466 * @throws IOException if an error occured while writing to zip output |
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467 * stream. |
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Inserted a new utility class FileTools to work with files.
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|
468 */ |
666417d5781c
Inserted a new utility class FileTools to work with files.
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|
469 private static void copyFileToZip( |
666417d5781c
Inserted a new utility class FileTools to work with files.
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parents:
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|
470 String prefix, |
666417d5781c
Inserted a new utility class FileTools to work with files.
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|
471 File file, |
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Inserted a new utility class FileTools to work with files.
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|
472 ZipOutputStream out |
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Inserted a new utility class FileTools to work with files.
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parents:
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|
473 ) |
666417d5781c
Inserted a new utility class FileTools to work with files.
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|
474 throws IOException |
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Inserted a new utility class FileTools to work with files.
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parents:
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changeset
|
475 { |
666417d5781c
Inserted a new utility class FileTools to work with files.
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parents:
diff
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|
476 String entryName = prefix + file.getName(); |
666417d5781c
Inserted a new utility class FileTools to work with files.
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parents:
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|
477 ZipEntry entry = new ZipEntry(entryName); |
666417d5781c
Inserted a new utility class FileTools to work with files.
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|
478 out.putNextEntry(entry); |
666417d5781c
Inserted a new utility class FileTools to work with files.
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|
479 InputStream in = null; |
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Inserted a new utility class FileTools to work with files.
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parents:
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|
480 try { |
666417d5781c
Inserted a new utility class FileTools to work with files.
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parents:
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|
481 in = |
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Inserted a new utility class FileTools to work with files.
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|
482 new BufferedInputStream( |
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Inserted a new utility class FileTools to work with files.
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parents:
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|
483 new FileInputStream(file), 20*1024); |
666417d5781c
Inserted a new utility class FileTools to work with files.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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changeset
|
484 |
666417d5781c
Inserted a new utility class FileTools to work with files.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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|
485 byte [] buf = new byte[2048]; |
666417d5781c
Inserted a new utility class FileTools to work with files.
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parents:
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|
486 |
666417d5781c
Inserted a new utility class FileTools to work with files.
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parents:
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|
487 int r; |
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Inserted a new utility class FileTools to work with files.
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|
488 while ((r = in.read(buf)) > 0) { |
666417d5781c
Inserted a new utility class FileTools to work with files.
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parents:
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|
489 out.write(buf, 0, r); |
666417d5781c
Inserted a new utility class FileTools to work with files.
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parents:
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|
490 } |
666417d5781c
Inserted a new utility class FileTools to work with files.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
491 } |
666417d5781c
Inserted a new utility class FileTools to work with files.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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|
492 finally { |
666417d5781c
Inserted a new utility class FileTools to work with files.
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parents:
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|
493 if (in != null) { |
666417d5781c
Inserted a new utility class FileTools to work with files.
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parents:
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|
494 try { in.close(); } |
666417d5781c
Inserted a new utility class FileTools to work with files.
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parents:
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|
495 catch (IOException ioe) {} |
666417d5781c
Inserted a new utility class FileTools to work with files.
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parents:
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|
496 } |
666417d5781c
Inserted a new utility class FileTools to work with files.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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changeset
|
497 } |
666417d5781c
Inserted a new utility class FileTools to work with files.
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|
498 out.closeEntry(); |
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Inserted a new utility class FileTools to work with files.
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|
499 } |
364
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Added new FileTools functions to copy files and directories.
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500 |
0723859f776f
Added new FileTools functions to copy files and directories.
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|
501 |
0723859f776f
Added new FileTools functions to copy files and directories.
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|
502 /** |
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503 * Copies a <i>src</i> file to <i>target</i>. |
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Added new FileTools functions to copy files and directories.
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504 * |
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Added new FileTools functions to copy files and directories.
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505 * @param src A file (not a directory) that should be copied. |
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Added new FileTools functions to copy files and directories.
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506 * @param target The destination. This might be a file or a directory. |
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Added new FileTools functions to copy files and directories.
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507 * |
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508 * @return true, if <i>src</i> has been successfully copied; otherwise |
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Added new FileTools functions to copy files and directories.
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509 * false. |
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Added new FileTools functions to copy files and directories.
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|
510 */ |
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511 public static boolean copyFile(File src, File target) |
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Added new FileTools functions to copy files and directories.
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512 throws IOException |
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Added new FileTools functions to copy files and directories.
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513 { |
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Added new FileTools functions to copy files and directories.
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514 if (src == null || !src.exists()) { |
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Added new FileTools functions to copy files and directories.
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515 log.warn("Source file does not exist!"); |
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Added new FileTools functions to copy files and directories.
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516 return false; |
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Added new FileTools functions to copy files and directories.
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|
517 } |
0723859f776f
Added new FileTools functions to copy files and directories.
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|
518 |
0723859f776f
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|
519 if (!src.canRead()) { |
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Added new FileTools functions to copy files and directories.
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520 log.warn("Cannot read Source file!"); |
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Added new FileTools functions to copy files and directories.
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521 return false; |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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|
522 } |
0723859f776f
Added new FileTools functions to copy files and directories.
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|
523 |
0723859f776f
Added new FileTools functions to copy files and directories.
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|
524 if (src.isDirectory()) { |
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Added new FileTools functions to copy files and directories.
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|
525 log.warn("Source is a directory!"); |
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Added new FileTools functions to copy files and directories.
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|
526 return false; |
0723859f776f
Added new FileTools functions to copy files and directories.
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parents:
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diff
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|
527 } |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
528 |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
529 if (target.isDirectory()) { |
0723859f776f
Added new FileTools functions to copy files and directories.
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diff
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|
530 target = new File(target, src.getName()); |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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|
531 } |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
532 |
0723859f776f
Added new FileTools functions to copy files and directories.
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329
diff
changeset
|
533 FileInputStream in = null; |
0723859f776f
Added new FileTools functions to copy files and directories.
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diff
changeset
|
534 FileOutputStream out = null; |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
535 |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
536 try { |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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329
diff
changeset
|
537 in = new FileInputStream(src); |
0723859f776f
Added new FileTools functions to copy files and directories.
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diff
changeset
|
538 out = new FileOutputStream(target); |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
539 |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
540 FileChannel inChannel = in.getChannel(); |
0723859f776f
Added new FileTools functions to copy files and directories.
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diff
changeset
|
541 FileChannel outChannel = out.getChannel(); |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
542 |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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diff
changeset
|
543 inChannel.transferTo(0l, inChannel.size(), outChannel); |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
544 |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
545 return true; |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
546 } |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
547 catch (IOException ioe) { |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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diff
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|
548 log.warn(ioe, ioe); |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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diff
changeset
|
549 } |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
550 finally { |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
551 if (in != null) { |
0723859f776f
Added new FileTools functions to copy files and directories.
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parents:
329
diff
changeset
|
552 try { |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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diff
changeset
|
553 in.close(); |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
554 } |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
555 catch (IOException ioe) { /* do nothing here */ } |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
556 } |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
557 |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
558 if (out != null) { |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
559 try { |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
560 out.close(); |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
561 } |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
562 catch (IOException ioe) { /* do nothing here */ } |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
563 } |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
564 } |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
565 |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
566 return false; |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
567 } |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
568 |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
569 |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
570 /** |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
571 * Copies a directory <i>source</i> to a destination path <i>dest</i>. |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
572 * |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
573 * @param source A directory that should be copied. |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
574 * @param dest A destination directory which is created if it is not |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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329
diff
changeset
|
575 * existing yet. |
0723859f776f
Added new FileTools functions to copy files and directories.
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parents:
329
diff
changeset
|
576 * |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
577 * @return true, if the directory has been successfully copied; otherwise |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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diff
changeset
|
578 * false. |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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diff
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|
579 */ |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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changeset
|
580 public static boolean copyDirectory(final File source, final File dest) { |
0723859f776f
Added new FileTools functions to copy files and directories.
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diff
changeset
|
581 if (source == null || !source.exists()) { |
0723859f776f
Added new FileTools functions to copy files and directories.
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diff
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|
582 log.warn("Source directory does not exist!"); |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
583 return false; |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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diff
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|
584 } |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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diff
changeset
|
585 |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
586 if (!source.isDirectory()) { |
0723859f776f
Added new FileTools functions to copy files and directories.
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diff
changeset
|
587 log.warn("Source is not a directory!"); |
0723859f776f
Added new FileTools functions to copy files and directories.
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parents:
329
diff
changeset
|
588 return false; |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
589 } |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
590 |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
591 if (dest == null) { |
0723859f776f
Added new FileTools functions to copy files and directories.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
329
diff
changeset
|
592 log.warn("Destination directory is null!"); |
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593 return false; |
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594 } |
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595 |
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596 if (!dest.exists()) { |
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597 if (!dest.mkdir()) { |
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598 log.warn("Cannot create destination directory!"); |
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599 return false; |
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600 } |
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601 } |
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602 |
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603 File[] children = source.listFiles(); |
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604 int failed = 0; |
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605 |
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606 if (children != null && children.length > 0) { |
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607 for (File child: children) { |
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608 if (child.isFile()) { |
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609 try { |
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610 if (!copyFile(child, dest)) { |
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611 failed++; |
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612 } |
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613 } |
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614 catch (IOException ioe) { |
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615 log.warn(ioe, ioe); |
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616 failed++; |
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617 } |
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618 } |
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619 else if (child.isDirectory()) { |
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620 copyDirectory(child, new File(dest, child.getName())); |
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621 } |
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622 } |
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623 } |
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624 |
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625 log.debug("Failed to copy " + failed + " files."); |
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626 |
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627 return true; |
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628 } |
329
666417d5781c
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629 } |
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630 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |