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annotate src/org/eclipse/jetty/util/resource/BadResource.java @ 1046:a8c92b0a08ed

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add JBuffer
author Franklin Schmidt <fschmidt@gmail.com>
date Mon, 07 Nov 2016 22:39:39 -0700
parents 3428c60d7cfc
children
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1 //
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2 // ========================================================================
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3 // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd.
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4 // ------------------------------------------------------------------------
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5 // All rights reserved. This program and the accompanying materials
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6 // are made available under the terms of the Eclipse Public License v1.0
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7 // and Apache License v2.0 which accompanies this distribution.
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8 //
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9 // The Eclipse Public License is available at
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10 // http://www.eclipse.org/legal/epl-v10.html
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11 //
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12 // The Apache License v2.0 is available at
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13 // http://www.opensource.org/licenses/apache2.0.php
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14 //
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15 // You may elect to redistribute this code under either of these licenses.
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16 // ========================================================================
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17 //
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18
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19 package org.eclipse.jetty.util.resource;
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20
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21 import java.io.File;
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22 import java.io.FileNotFoundException;
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23 import java.io.IOException;
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24 import java.io.InputStream;
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25 import java.io.OutputStream;
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26 import java.net.URL;
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27
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28
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29 /* ------------------------------------------------------------ */
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30 /** Bad Resource.
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31 *
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32 * A Resource that is returned for a bade URL. Acts as a resource
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33 * that does not exist and throws appropriate exceptions.
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34 *
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35 *
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36 */
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37 class BadResource extends URLResource
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38 {
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39 /* ------------------------------------------------------------ */
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40 private String _message=null;
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41
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42 /* -------------------------------------------------------- */
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43 BadResource(URL url, String message)
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44 {
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45 super(url,null);
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46 _message=message;
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47 }
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48
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49
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50 /* -------------------------------------------------------- */
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51 @Override
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52 public boolean exists()
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53 {
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54 return false;
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55 }
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56
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57 /* -------------------------------------------------------- */
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58 @Override
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59 public long lastModified()
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60 {
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61 return -1;
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62 }
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63
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64 /* -------------------------------------------------------- */
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65 @Override
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66 public boolean isDirectory()
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67 {
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68 return false;
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69 }
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70
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71 /* --------------------------------------------------------- */
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72 @Override
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73 public long length()
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74 {
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75 return -1;
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76 }
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77
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78
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79 /* ------------------------------------------------------------ */
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80 @Override
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81 public File getFile()
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82 {
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83 return null;
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84 }
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85
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86 /* --------------------------------------------------------- */
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87 @Override
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88 public InputStream getInputStream() throws IOException
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89 {
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90 throw new FileNotFoundException(_message);
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91 }
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92
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93 /* --------------------------------------------------------- */
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94 @Override
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95 public OutputStream getOutputStream()
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96 throws java.io.IOException, SecurityException
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97 {
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98 throw new FileNotFoundException(_message);
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99 }
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100
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101 /* --------------------------------------------------------- */
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102 @Override
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103 public boolean delete()
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104 throws SecurityException
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105 {
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106 throw new SecurityException(_message);
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107 }
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108
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109 /* --------------------------------------------------------- */
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110 @Override
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111 public boolean renameTo( Resource dest)
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112 throws SecurityException
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113 {
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114 throw new SecurityException(_message);
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115 }
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116
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117 /* --------------------------------------------------------- */
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118 @Override
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119 public String[] list()
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120 {
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121 return null;
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122 }
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123
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124 /* ------------------------------------------------------------ */
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125 @Override
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126 public void copyTo(File destination)
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127 throws IOException
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128 {
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129 throw new SecurityException(_message);
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130 }
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131
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132 /* ------------------------------------------------------------ */
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133 @Override
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134 public String toString()
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135 {
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136 return super.toString()+"; BadResource="+_message;
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137 }
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138
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139 }