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org.apache.jetspeed.cache.file.FileCacheEntryImpl |
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1 | /* |
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2 | * Licensed to the Apache Software Foundation (ASF) under one or more |
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3 | * contributor license agreements. See the NOTICE file distributed with |
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4 | * this work for additional information regarding copyright ownership. |
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5 | * The ASF licenses this file to You under the Apache License, Version 2.0 |
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6 | * (the "License"); you may not use this file except in compliance with |
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7 | * the License. You may obtain a copy of the License at |
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8 | * |
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9 | * http://www.apache.org/licenses/LICENSE-2.0 |
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10 | * |
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11 | * Unless required by applicable law or agreed to in writing, software |
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12 | * distributed under the License is distributed on an "AS IS" BASIS, |
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13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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14 | * See the License for the specific language governing permissions and |
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15 | * limitations under the License. |
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16 | */ |
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17 | ||
18 | package org.apache.jetspeed.cache.file; |
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19 | ||
20 | import java.io.File; |
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21 | import java.util.Date; |
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22 | ||
23 | /** |
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24 | * FileCache entry keeps the cached content along with last access information. |
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25 | * |
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26 | * @author David S. Taylor <a href="mailto:taylor@apache.org">David Sean Taylor</a> |
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27 | * @version $Id: FileCacheEntryImpl.java 516448 2007-03-09 16:25:47Z ate $ |
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28 | */ |
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29 | ||
30 | public class FileCacheEntryImpl implements FileCacheEntry |
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31 | { |
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32 | protected File file; |
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33 | protected Object document; |
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34 | ||
35 | protected long lastAccessed; |
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36 | protected Date lastModified; |
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37 | ||
38 | private FileCacheEntryImpl() |
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39 | 0 | { |
40 | 0 | } |
41 | ||
42 | /** |
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43 | * Constructs a FileCacheEntry object |
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44 | * |
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45 | * @param document The user specific content being cached |
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46 | * @param lastModified The document's last modified stamp |
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47 | */ |
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48 | public FileCacheEntryImpl(File file, Object document) |
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49 | 0 | { |
50 | 0 | this.file = file; |
51 | 0 | this.document = document; |
52 | 0 | this.lastModified = new Date(file.lastModified()); |
53 | 0 | this.lastAccessed = new Date().getTime(); |
54 | 0 | } |
55 | ||
56 | /** |
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57 | * Get the file descriptor |
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58 | * |
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59 | * @return the file descriptor |
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60 | */ |
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61 | public File getFile() |
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62 | { |
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63 | 0 | return new File(this.file.getAbsolutePath()); |
64 | } |
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65 | ||
66 | /** |
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67 | * Set the file descriptor |
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68 | * |
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69 | * @param file the new file descriptor |
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70 | */ |
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71 | public void setFile(File file) |
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72 | { |
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73 | 0 | this.file = file; |
74 | 0 | } |
75 | ||
76 | /** |
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77 | * Set the cache's last accessed stamp |
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78 | * |
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79 | * @param lastAccessed the cache's last access stamp |
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80 | */ |
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81 | public void setLastAccessed(long lastAccessed) |
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82 | { |
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83 | 0 | this.lastAccessed = lastAccessed; |
84 | 0 | } |
85 | ||
86 | /** |
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87 | * Get the cache's lastAccessed stamp |
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88 | * |
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89 | * @return the cache's last accessed stamp |
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90 | */ |
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91 | public long getLastAccessed() |
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92 | { |
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93 | 0 | return this.lastAccessed; |
94 | } |
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95 | ||
96 | /** |
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97 | * Set the cache's last modified stamp |
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98 | * |
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99 | * @param lastModified the cache's last modified stamp |
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100 | */ |
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101 | public void setLastModified(Date lastModified) |
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102 | { |
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103 | 0 | this.lastModified = lastModified; |
104 | 0 | } |
105 | ||
106 | /** |
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107 | * Get the entry's lastModified stamp (which may be stale compared to file's stamp) |
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108 | * |
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109 | * @return the last modified stamp |
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110 | */ |
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111 | public Date getLastModified() |
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112 | { |
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113 | 0 | return this.lastModified; |
114 | } |
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115 | ||
116 | /** |
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117 | * Set the Document in the cache |
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118 | * |
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119 | * @param document the document being cached |
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120 | */ |
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121 | public void setDocument(Object document) |
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122 | { |
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123 | 0 | this.document = document; |
124 | 0 | } |
125 | ||
126 | /** |
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127 | * Get the Document |
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128 | * |
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129 | * @return the document being cached |
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130 | */ |
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131 | public Object getDocument() |
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132 | { |
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133 | 0 | return this.document; |
134 | } |
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135 | ||
136 | } |
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137 | ||
138 |
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