Mercurial > hg > truffle
annotate graal/com.oracle.max.base/src/com/sun/max/io/Files.java @ 4222:8e2985cdaaa5
Renaming of VMExits and VMEntries part 3.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Wed, 04 Jan 2012 21:13:44 +0100 |
parents | bc8527f3071c |
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rev | line source |
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1 /* |
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2 * Copyright (c) 2007, 2011, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 package com.sun.max.io; |
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24 |
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25 import java.io.*; |
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26 import java.util.*; |
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27 import java.util.zip.*; |
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28 |
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29 import com.sun.max.program.*; |
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30 import com.sun.max.util.*; |
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31 |
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32 /** |
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33 */ |
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34 public final class Files { |
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35 |
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36 private Files() { |
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37 } |
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38 |
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39 public static void copy(File from, File to) throws FileNotFoundException, IOException { |
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40 InputStream inputStream = null; |
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41 OutputStream outputStream = null; |
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42 try { |
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43 inputStream = new FileInputStream(from); |
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44 outputStream = new FileOutputStream(to); |
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45 Streams.copy(inputStream, outputStream); |
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46 } finally { |
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47 if (inputStream != null) { |
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48 inputStream.close(); |
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49 } |
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50 if (outputStream != null) { |
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51 outputStream.close(); |
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52 } |
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53 } |
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54 } |
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55 |
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56 public static boolean equals(File file1, File file2) throws FileNotFoundException, IOException { |
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57 final long length1 = file1.length(); |
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58 final long length2 = file2.length(); |
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59 if (length1 != length2) { |
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60 return false; |
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61 } |
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62 if (length1 <= 0) { |
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63 return true; |
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64 } |
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65 InputStream inputStream1 = null; |
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66 InputStream inputStream2 = null; |
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67 try { |
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68 inputStream1 = new BufferedInputStream(new FileInputStream(file1), (int) length1); |
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69 inputStream2 = new BufferedInputStream(new FileInputStream(file2), (int) length2); |
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70 return Streams.equals(inputStream1, inputStream2); |
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71 } finally { |
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72 if (inputStream1 != null) { |
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73 inputStream1.close(); |
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74 } |
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75 if (inputStream2 != null) { |
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76 inputStream2.close(); |
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77 } |
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78 } |
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79 } |
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80 |
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81 public static boolean equals(File file, Iterator<String> lines) throws FileNotFoundException, IOException { |
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82 final BufferedReader bufferedReader = new BufferedReader(new FileReader(file)); |
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83 try { |
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84 String line; |
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85 while ((line = bufferedReader.readLine()) != null) { |
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86 if (!lines.hasNext()) { |
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87 return false; |
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88 } |
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89 if (!line.equals(lines.next())) { |
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90 return false; |
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91 } |
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92 } |
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93 } finally { |
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94 bufferedReader.close(); |
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95 } |
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96 return !lines.hasNext(); |
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97 } |
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98 |
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99 public static byte[] toBytes(File file) throws IOException { |
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100 if (file.length() > Integer.MAX_VALUE) { |
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101 throw new IOException("file is too big to read into an array: " + file); |
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102 } |
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103 final InputStream stream = new BufferedInputStream(new FileInputStream(file), (int) file.length()); |
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104 try { |
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105 return Streams.readFully(stream, new byte[(int) file.length()]); |
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106 } finally { |
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107 stream.close(); |
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108 } |
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109 } |
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110 |
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111 /** |
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112 * Creates/overwrites a file with a given string. |
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113 */ |
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114 public static void fill(File file, String content) throws IOException { |
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115 final BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(file)); |
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116 try { |
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117 bufferedWriter.write(content); |
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118 } finally { |
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119 bufferedWriter.close(); |
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120 } |
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121 } |
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122 |
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123 /** |
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124 * Creates/overwrites a file from a reader. |
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125 */ |
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126 public static void fill(File file, Reader reader) throws IOException { |
3733
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127 final BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(file)); |
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128 try { |
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|
129 int ch; |
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|
130 while ((ch = reader.read()) != -1) { |
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parents:
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|
131 bufferedWriter.write(ch); |
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132 } |
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|
133 } finally { |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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134 bufferedWriter.close(); |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff
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|
135 } |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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|
136 } |
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|
137 |
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|
138 public static void readLines(File file, List<String> lines) throws IOException { |
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|
139 final BufferedReader reader = new BufferedReader(new FileReader(file)); |
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140 String line; |
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|
141 while ((line = reader.readLine()) != null) { |
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142 lines.add(line); |
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|
143 } |
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144 reader.close(); |
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|
145 } |
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146 |
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|
147 public static List<String> readLines(File file) throws IOException { |
4142
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Adjust code base to new level of warnings.
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148 final List<String> lines = new ArrayList<>(); |
3733
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149 readLines(file, lines); |
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150 return lines; |
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|
151 } |
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152 |
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153 public static char[] toChars(File file) throws IOException { |
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154 if (file.length() > Integer.MAX_VALUE) { |
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155 throw new IOException("file is too big to read into an array: " + file); |
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156 } |
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157 int length = (int) file.length(); |
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158 if (length == 0) { |
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|
159 return new char[0]; |
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160 } |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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|
161 final Reader fileReader = new BufferedReader(new FileReader(file), length); |
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162 char[] chars = new char[length]; |
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|
163 try { |
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|
164 chars = Streams.readFully(fileReader, chars); |
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165 } catch (TruncatedInputException truncatedInputException) { |
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|
166 // Must have been multi-byte characters in the file |
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|
167 length = truncatedInputException.inputLength(); |
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|
168 final char[] oldChars = chars; |
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169 chars = new char[length]; |
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|
170 System.arraycopy(oldChars, 0, chars, 0, length); |
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diff
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|
171 } finally { |
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|
172 fileReader.close(); |
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|
173 } |
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|
174 return chars; |
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|
175 } |
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|
176 |
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diff
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|
177 /** |
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|
178 * Updates the generated content part of a file. A generated content part is delimited by a line containing only |
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|
179 * {@code start} and a line containing only {@code end}. If the given file already exists and has these delimiters, |
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|
180 * the content between these lines is compared with {@code content} and replaced if it is different. If the file |
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|
181 * does not exist, a new file is created with {@code content} surrounded by the specified delimiters. If the file |
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|
182 * exists and does not currently have the specified delimiters, an IOException is thrown. |
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diff
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|
183 * |
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|
184 * @param file the file to be modified (or created) with some generated content |
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|
185 * @param content the generated content |
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|
186 * @param start the starting delimiter of the section in {@code file} to be updated with {@code content} |
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|
187 * @param start the ending delimiter of the section in {@code file} to be updated with {@code content} |
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diff
changeset
|
188 * @param checkOnly if {@code true}, then {@code file} is not updated; the value returned by this method indicates |
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diff
changeset
|
189 * whether it would have been updated were this argument {@code true} |
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|
190 * @return true if {@code file} was modified or created (or would have been if {@code checkOnly} was {@code false}) |
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diff
changeset
|
191 */ |
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diff
changeset
|
192 public static boolean updateGeneratedContent(File file, ReadableSource content, String start, String end, boolean checkOnly) throws IOException { |
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diff
changeset
|
193 |
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diff
changeset
|
194 if (!file.exists()) { |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
195 if (checkOnly) { |
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changeset
|
196 return true; |
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diff
changeset
|
197 } |
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diff
changeset
|
198 final PrintWriter printWriter = new PrintWriter(new BufferedWriter(new FileWriter(file))); |
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diff
changeset
|
199 try { |
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diff
changeset
|
200 final Reader reader = content.reader(true); |
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parents:
diff
changeset
|
201 try { |
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diff
changeset
|
202 printWriter.println(start); |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
203 Streams.copy(reader, printWriter); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff
changeset
|
204 printWriter.println(end); |
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
205 } finally { |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
206 reader.close(); |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
207 } |
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
208 } finally { |
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff
changeset
|
209 printWriter.close(); |
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
210 } |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
211 return true; |
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
212 } |
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff
changeset
|
213 |
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
214 final File tempFile = File.createTempFile(file.getName() + ".", null); |
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
215 PrintWriter printWriter = null; |
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
216 BufferedReader contentReader = null; |
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
217 BufferedReader existingFileReader = null; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
218 try { |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
219 printWriter = new PrintWriter(new BufferedWriter(new FileWriter(tempFile))); |
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diff
changeset
|
220 contentReader = (BufferedReader) content.reader(true); |
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Added Java files from Maxine project.
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parents:
diff
changeset
|
221 existingFileReader = new BufferedReader(new FileReader(file)); |
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
222 |
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parents:
diff
changeset
|
223 // Copy existing file up to generated content opening delimiter |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
224 String line; |
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
225 while ((line = existingFileReader.readLine()) != null) { |
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
226 printWriter.println(line); |
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
227 if (line.equals(start)) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
228 break; |
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
229 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
230 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
231 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
232 if (line == null) { |
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
233 throw new IOException("generated content starting delimiter \"" + start + "\" not found in existing file: " + file); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
234 } |
e233f5660da4
Added Java files from Maxine project.
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parents:
diff
changeset
|
235 |
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
236 boolean changed = false; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
237 boolean seenEnd = false; |
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
238 |
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diff
changeset
|
239 // Copy new content, noting if it differs from existing generated content |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
240 while ((line = contentReader.readLine()) != null) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
241 if (!seenEnd) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
242 final String existingLine = existingFileReader.readLine(); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
243 if (existingLine != null) { |
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
244 if (end.equals(existingLine)) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
245 seenEnd = true; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
246 changed = true; |
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
247 } else { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
248 changed = changed || !line.equals(existingLine); |
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
249 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
250 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
251 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
252 printWriter.println(line); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
253 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
254 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
255 // Find the generated content closing delimiter |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
256 if (!seenEnd) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
257 while ((line = existingFileReader.readLine()) != null) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
258 if (line.equals(end)) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
259 seenEnd = true; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
260 break; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
261 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
262 changed = true; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
263 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
264 if (!seenEnd) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
265 throw new IOException("generated content ending delimiter \"" + end + "\" not found in existing file: " + file); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
266 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
267 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
268 printWriter.println(end); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
269 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
270 // Copy existing file after generated content closing delimiter |
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
271 while ((line = existingFileReader.readLine()) != null) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
272 printWriter.println(line); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
273 } |
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
274 |
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
275 printWriter.close(); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
276 printWriter = null; |
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
277 existingFileReader.close(); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
278 existingFileReader = null; |
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
279 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
280 if (changed) { |
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
281 if (!checkOnly) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
282 copy(tempFile, file); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
283 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
284 return true; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
285 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
286 return false; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
287 } finally { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
288 quietClose(printWriter); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
289 quietClose(contentReader); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
290 quietClose(existingFileReader); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
291 if (!tempFile.delete()) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
292 throw new IOException("could not delete file for update: " + file); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
293 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
294 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
295 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
296 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
297 private static void quietClose(Closeable closeable) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
298 if (closeable != null) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
299 try { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
300 closeable.close(); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
301 } catch (IOException e) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
302 e.printStackTrace(); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
303 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
304 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
305 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
306 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
307 public static List<File> find(File directory, final String suffix, List<File> listing) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
308 final Predicate<File> suffixPredicate = new Predicate<File>() { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
309 public boolean evaluate(File file) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
310 return file.getName().endsWith(suffix); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
311 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
312 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
313 }; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
314 return find(directory, suffixPredicate, listing); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
315 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
316 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
317 public static List<File> find(File directory, Predicate<File> filter, List<File> listing) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
318 assert directory.isDirectory(); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
319 return find(directory, listing == null ? new LinkedList<File>() : listing, filter); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
320 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
321 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
322 private static List<File> find(File directory, List<File> listing, Predicate<File> filter) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
323 assert directory.isDirectory(); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
324 final File[] entries = directory.listFiles(); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
325 if (entries != null) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
326 for (File entry : entries) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
327 if (!entry.isDirectory()) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
328 if (filter == null || filter.evaluate(entry)) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
329 listing.add(entry); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
330 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
331 } else { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
332 find(entry, listing, filter); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
333 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
334 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
335 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
336 return listing; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
337 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
338 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
339 public static void unzip(File zip, File destDir) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
340 if (!destDir.exists() && !destDir.mkdirs()) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
341 throw ProgramError.unexpected("Could not make directory " + destDir); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
342 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
343 Enumeration entries; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
344 ZipFile zipFile; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
345 try { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
346 Trace.line(2, "Extracting contents of " + zip.getAbsolutePath() + " to " + destDir); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
347 zipFile = new ZipFile(zip); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
348 entries = zipFile.entries(); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
349 while (entries.hasMoreElements()) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
350 final ZipEntry entry = (ZipEntry) entries.nextElement(); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
351 final File parentDir; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
352 if (entry.isDirectory()) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
353 parentDir = new File(destDir, entry.getName()); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
354 } else { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
355 final String relParentDir = new File(entry.getName()).getParent(); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
356 if (relParentDir != null) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
357 parentDir = new File(destDir, relParentDir); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
358 } else { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
359 parentDir = destDir; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
360 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
361 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
362 if (!parentDir.exists() && !parentDir.mkdirs()) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
363 throw ProgramError.unexpected("Could not make directory " + parentDir); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
364 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
365 if (!entry.isDirectory()) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
366 final File destFile = new File(destDir, entry.getName()); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
367 Trace.line(2, " inflating: " + entry.getName() + " ..."); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
368 FileOutputStream os = new FileOutputStream(destFile); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
369 Streams.copy(zipFile.getInputStream(entry), os); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
370 os.close(); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
371 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
372 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
373 zipFile.close(); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
374 } catch (IOException ioe) { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
375 throw ProgramError.unexpected("Error extracting " + zip.getAbsolutePath() + " to " + destDir, ioe); |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
376 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
377 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
378 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
379 public static boolean compareFiles(File f1, File f2, String[] ignoredLinePatterns) { |
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Added Java files from Maxine project.
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380 try { |
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381 final BufferedReader f1Reader = new BufferedReader(new FileReader(f1)); |
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382 final BufferedReader f2Reader = new BufferedReader(new FileReader(f2)); |
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383 try { |
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384 String line1; |
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385 String line2; |
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386 nextLine: |
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387 while (true) { |
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388 line1 = f1Reader.readLine(); |
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389 line2 = f2Reader.readLine(); |
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390 if (line1 == null) { |
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391 if (line2 == null) { |
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392 return true; |
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393 } |
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394 return false; |
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395 } |
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396 if (!line1.equals(line2)) { |
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397 if (line2 == null) { |
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398 return false; |
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399 } |
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400 if (ignoredLinePatterns != null) { |
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401 for (String pattern : ignoredLinePatterns) { |
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402 if (line1.contains(pattern) && line2.contains(pattern)) { |
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403 continue nextLine; |
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404 } |
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405 } |
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406 } |
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407 return false; |
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408 } |
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409 } |
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410 } finally { |
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411 f1Reader.close(); |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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412 f2Reader.close(); |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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413 } |
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414 } catch (IOException e) { |
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415 return false; |
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parents:
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416 } |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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417 } |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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418 } |
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parents:
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419 |