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1 /* |
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2 * CDDL HEADER START |
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3 * |
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4 * The contents of this file are subject to the terms of the |
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5 * Common Development and Distribution License (the "License"). |
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6 * You may not use this file except in compliance with the License. |
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7 * |
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8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE |
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9 * or http://www.opensolaris.org/os/licensing. |
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10 * See the License for the specific language governing permissions |
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11 * and limitations under the License. |
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12 * |
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13 * When distributing Covered Code, include this CDDL HEADER in each |
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14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. |
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15 * If applicable, add the following below this CDDL HEADER, with the |
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16 * fields enclosed by brackets "[]" replaced with your own identifying |
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17 * information: Portions Copyright [yyyy] [name of copyright owner] |
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18 * |
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19 * CDDL HEADER END |
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20 */ |
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21 |
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22 /* |
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23 * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved. |
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24 */ |
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25 |
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26 package com.oracle.solaris.vp.panel.common.api.file; |
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27 |
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28 import java.io.*; |
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29 import java.util.List; |
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30 import com.oracle.solaris.rad.ObjectException; |
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31 |
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32 @SuppressWarnings({"serial"}) |
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33 public class RemoteFile extends File { |
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34 // |
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35 // Instance data |
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36 // |
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37 |
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38 private FileBrowserMXBean browser; |
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39 private FileSnapshot snapshot; |
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40 |
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41 // |
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42 // Constructors |
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43 // |
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44 |
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45 public RemoteFile(FileBrowserMXBean browser, FileSnapshot snapshot) { |
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46 super(snapshot.getPath()); |
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47 this.browser = browser; |
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48 this.snapshot = snapshot; |
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49 } |
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50 |
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51 // |
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52 // File methods |
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53 // |
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54 |
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55 @Override |
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56 public boolean canExecute() { |
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57 // Operation not supported |
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58 return false; |
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59 } |
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60 |
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61 @Override |
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62 public boolean canRead() { |
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63 return snapshot.isReadable(); |
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64 } |
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65 |
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66 @Override |
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67 public boolean canWrite() { |
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68 return snapshot.isWritable(); |
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69 } |
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70 |
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71 @Override |
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72 public boolean createNewFile() throws IOException { |
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73 throw new IOException("operation not supported"); |
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74 } |
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75 |
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76 @Override |
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77 public boolean delete() { |
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78 // Operation not supported |
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79 return false; |
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80 } |
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81 |
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82 @Override |
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83 public void deleteOnExit() { |
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84 // Operation not supported |
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85 } |
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86 |
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87 @Override |
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88 public boolean exists() { |
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89 return snapshot.isExists(); |
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90 } |
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91 |
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92 @Override |
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93 public RemoteFile getAbsoluteFile() { |
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94 // RemoteFiles are based on FileSnapshots which are always absolute |
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95 return this; |
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96 } |
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97 |
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98 @Override |
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99 public String getAbsolutePath() { |
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100 return snapshot.getAbsolutePath(); |
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101 } |
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102 |
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103 @Override |
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104 public RemoteFile getCanonicalFile() throws IOException { |
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105 if (snapshot.isCanonical()) { |
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106 return this; |
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107 } |
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108 String path = snapshot.getCanonicalPath(); |
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109 try { |
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110 return new RemoteFile(browser, browser.getFile(path)); |
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111 } catch (ObjectException e) { |
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112 throw new IOException(e); |
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113 } |
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114 } |
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115 |
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116 @Override |
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117 public String getCanonicalPath() throws IOException { |
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118 String path = snapshot.getCanonicalPath(); |
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119 if (path == null) { |
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120 // FileSnapshot could not canonicalize path |
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121 throw new IOException( |
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122 "unable to canonicalize path: " + getAbsolutePath()); |
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123 } |
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124 |
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125 return path; |
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126 } |
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127 |
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128 @Override |
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129 public long getFreeSpace() { |
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130 return snapshot.getFreeSpace(); |
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131 } |
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132 |
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133 @Override |
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134 public RemoteFile getParentFile() { |
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135 String parent = getParent(); |
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136 try { |
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137 return parent == null ? null : |
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138 new RemoteFile(browser, browser.getFile(parent)); |
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139 } catch (ObjectException e) { |
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140 /* Not correct, but our choices are limited */ |
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141 return null; |
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142 } |
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143 } |
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144 |
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145 @Override |
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146 public long getTotalSpace() { |
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147 return snapshot.getTotalSpace(); |
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148 } |
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149 |
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150 @Override |
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151 public long getUsableSpace() { |
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152 return snapshot.getUsableSpace(); |
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153 } |
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154 |
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155 @Override |
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156 public boolean isAbsolute() { |
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157 return snapshot.isAbsolute(); |
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158 } |
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159 |
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160 @Override |
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161 public boolean isDirectory() { |
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162 return snapshot.isDirectory(); |
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163 } |
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164 |
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165 @Override |
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166 public boolean isFile() { |
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167 return snapshot.isFile(); |
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168 } |
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169 |
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170 @Override |
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171 public boolean isHidden() { |
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172 return snapshot.isHidden(); |
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173 } |
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174 |
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175 @Override |
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176 public long lastModified() { |
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177 return snapshot.getLastModified().getTime(); |
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178 } |
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179 |
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180 @Override |
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181 public long length() { |
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182 return snapshot.getLength(); |
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183 } |
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184 |
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185 @Override |
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186 public String[] list() { |
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187 try { |
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188 List<FileSnapshot> snapshots = browser.getFiles(getAbsolutePath()); |
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189 String[] names = new String[snapshots.size()]; |
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190 |
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191 int i = 0; |
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192 for (FileSnapshot ss : snapshots) |
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193 names[i++] = ss.getBaseName(); |
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194 |
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195 return names; |
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196 } catch (ObjectException e) { |
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197 return null; |
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198 } |
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199 } |
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200 |
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201 @Override |
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202 public RemoteFile[] listFiles() { |
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203 try { |
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204 List<FileSnapshot> snapshots = browser.getFiles(getAbsolutePath()); |
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205 return toFiles(snapshots); |
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206 } catch (ObjectException e) { |
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207 return null; |
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208 } |
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209 } |
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210 |
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211 @Override |
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212 public boolean mkdir() { |
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213 // Operation not supported |
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214 return false; |
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215 } |
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216 |
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217 @Override |
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218 public boolean mkdirs() { |
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219 // Operation not supported |
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220 return false; |
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221 } |
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222 |
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223 @Override |
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224 public boolean renameTo(File dest) { |
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225 // Operation not supported |
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226 return false; |
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227 } |
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228 |
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229 @Override |
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230 public boolean setExecutable(boolean executable) { |
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231 // Operation not supported |
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232 return false; |
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233 } |
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234 |
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235 @Override |
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236 public boolean setExecutable(boolean executable, boolean ownerOnly) { |
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237 // Operation not supported |
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238 return false; |
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239 } |
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240 |
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241 @Override |
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242 public boolean setLastModified(long time) { |
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243 // Operation not supported |
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244 return false; |
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245 } |
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246 |
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247 @Override |
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248 public boolean setReadable(boolean readable) { |
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249 // Operation not supported |
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250 return false; |
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251 } |
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252 |
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253 @Override |
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254 public boolean setReadable(boolean readable, boolean ownerOnly) { |
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255 // Operation not supported |
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256 return false; |
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257 } |
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258 |
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259 @Override |
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260 public boolean setReadOnly() { |
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261 // Operation not supported |
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262 return false; |
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263 } |
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264 |
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265 @Override |
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266 public boolean setWritable(boolean writable) { |
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267 // Operation not supported |
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268 return false; |
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269 } |
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270 |
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271 @Override |
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272 public boolean setWritable(boolean writable, boolean ownerOnly) { |
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273 // Operation not supported |
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274 return false; |
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275 } |
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276 |
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277 // |
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278 // RemoteFile methods |
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279 // |
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280 |
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281 public FileBrowserMXBean getBrowser() { |
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282 return browser; |
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283 } |
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284 |
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285 public FileSnapshot getSnapshot() { |
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286 return snapshot; |
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287 } |
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288 |
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289 protected RemoteFile[] toFiles(List<FileSnapshot> snapshots) { |
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290 return toFiles(browser, snapshots); |
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291 } |
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292 |
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293 // |
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294 // Static methods |
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295 // |
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296 |
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297 public static RemoteFile[] toFiles( |
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298 FileBrowserMXBean browser, List<FileSnapshot> snapshots) { |
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299 |
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300 RemoteFile[] files = new RemoteFile[snapshots.size()]; |
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301 |
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302 int i = 0; |
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303 for (FileSnapshot ss : snapshots) |
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304 files[i++] = new RemoteFile(browser, ss); |
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305 |
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306 return files; |
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307 } |
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308 |
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309 } |