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package net.sourceforge.pebble.index; |
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import net.sourceforge.pebble.comparator.ReverseBlogEntryIdComparator; |
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import net.sourceforge.pebble.domain.Blog; |
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import net.sourceforge.pebble.domain.BlogEntry; |
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import net.sourceforge.pebble.domain.Day; |
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import org.apache.commons.logging.Log; |
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import org.apache.commons.logging.LogFactory; |
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import java.io.*; |
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import java.util.*; |
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public class BlogEntryIndex { |
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52 | 4 | private static final Log log = LogFactory.getLog(BlogEntryIndex.class); |
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private Blog blog; |
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56 | 2720 | private List<String> indexEntries = new ArrayList<String>(); |
57 | 2720 | private List<String> publishedIndexEntries = new ArrayList<String>(); |
58 | 2720 | private List<String> unpublishedIndexEntries = new ArrayList<String>(); |
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60 | 2720 | public BlogEntryIndex(Blog blog) { |
61 | 2720 | this.blog = blog; |
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63 | 2720 | readIndex(true); |
64 | 2720 | readIndex(false); |
65 | 2720 | } |
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public void clear() { |
71 | 36 | indexEntries = new ArrayList<String>(); |
72 | 36 | publishedIndexEntries = new ArrayList<String>(); |
73 | 36 | unpublishedIndexEntries = new ArrayList<String>(); |
74 | 36 | writeIndex(true); |
75 | 36 | writeIndex(false); |
76 | 36 | } |
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public synchronized void index(Collection<BlogEntry> blogEntries) { |
84 | 36 | for (BlogEntry blogEntry : blogEntries) { |
85 | 36 | Day day = blog.getBlogForDay(blogEntry.getDate()); |
86 | 36 | if (blogEntry.isPublished()) { |
87 | 36 | publishedIndexEntries.add(blogEntry.getId()); |
88 | 36 | day.addPublishedBlogEntry(blogEntry.getId()); |
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} else { |
90 | 0 | unpublishedIndexEntries.add(blogEntry.getId()); |
91 | 0 | day.addUnpublishedBlogEntry(blogEntry.getId()); |
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} |
93 | 36 | indexEntries.add(blogEntry.getId()); |
94 | 36 | } |
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96 | 36 | Collections.sort(indexEntries, new ReverseBlogEntryIdComparator()); |
97 | 36 | Collections.sort(publishedIndexEntries, new ReverseBlogEntryIdComparator()); |
98 | 36 | Collections.sort(unpublishedIndexEntries, new ReverseBlogEntryIdComparator()); |
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100 | 36 | writeIndex(true); |
101 | 36 | writeIndex(false); |
102 | 36 | } |
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public synchronized void index(BlogEntry blogEntry) { |
110 | 628 | Day day = blog.getBlogForDay(blogEntry.getDate()); |
111 | 628 | if (blogEntry.isPublished()) { |
112 | 184 | publishedIndexEntries.add(blogEntry.getId()); |
113 | 184 | day.addPublishedBlogEntry(blogEntry.getId()); |
114 | 184 | writeIndex(true); |
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} else { |
116 | 444 | unpublishedIndexEntries.add(blogEntry.getId()); |
117 | 444 | day.addUnpublishedBlogEntry(blogEntry.getId()); |
118 | 444 | writeIndex(false); |
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} |
120 | 628 | indexEntries.add(blogEntry.getId()); |
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122 | 628 | Collections.sort(indexEntries, new ReverseBlogEntryIdComparator()); |
123 | 628 | Collections.sort(publishedIndexEntries, new ReverseBlogEntryIdComparator()); |
124 | 628 | Collections.sort(unpublishedIndexEntries, new ReverseBlogEntryIdComparator()); |
125 | 628 | } |
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public synchronized void unindex(BlogEntry blogEntry) { |
133 | 72 | Day day = blog.getBlogForDay(blogEntry.getDate()); |
134 | 72 | day.removeBlogEntry(blogEntry); |
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136 | 72 | indexEntries.remove(blogEntry.getId()); |
137 | 72 | publishedIndexEntries.remove(blogEntry.getId()); |
138 | 72 | unpublishedIndexEntries.remove(blogEntry.getId()); |
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140 | 72 | writeIndex(true); |
141 | 72 | writeIndex(false); |
142 | 72 | } |
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private void readIndex(boolean published) { |
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File indexFile; |
149 | 5440 | if (published) { |
150 | 2720 | indexFile = new File(blog.getIndexesDirectory(), "blogentries-published.index"); |
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} else { |
152 | 2720 | indexFile = new File(blog.getIndexesDirectory(), "blogentries-unpublished.index"); |
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} |
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155 | 5440 | if (indexFile.exists()) { |
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try { |
157 | 0 | BufferedReader reader = new BufferedReader(new FileReader(indexFile)); |
158 | 0 | String indexEntry = reader.readLine(); |
159 | 0 | while (indexEntry != null) { |
160 | 0 | indexEntries.add(indexEntry); |
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163 | 0 | Date date = new Date(Long.parseLong(indexEntry)); |
164 | 0 | Day day = blog.getBlogForDay(date); |
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166 | 0 | if (published) { |
167 | 0 | publishedIndexEntries.add(indexEntry); |
168 | 0 | day.addPublishedBlogEntry(indexEntry); |
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} else { |
170 | 0 | unpublishedIndexEntries.add(indexEntry); |
171 | 0 | day.addUnpublishedBlogEntry(indexEntry); |
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} |
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174 | 0 | indexEntry = reader.readLine(); |
175 | 0 | } |
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177 | 0 | reader.close(); |
178 | 0 | } catch (Exception e) { |
179 | 0 | log.error("Error while reading index", e); |
180 | 0 | } |
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} |
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183 | 5440 | Collections.sort(indexEntries, new ReverseBlogEntryIdComparator()); |
184 | 5440 | Collections.sort(publishedIndexEntries, new ReverseBlogEntryIdComparator()); |
185 | 5440 | Collections.sort(unpublishedIndexEntries, new ReverseBlogEntryIdComparator()); |
186 | 5440 | } |
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private void writeIndex(boolean published) { |
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try { |
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File indexFile; |
194 | 916 | if (published) { |
195 | 328 | indexFile = new File(blog.getIndexesDirectory(), "blogentries-published.index"); |
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} else { |
197 | 588 | indexFile = new File(blog.getIndexesDirectory(), "blogentries-unpublished.index"); |
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} |
199 | 916 | BufferedWriter writer = new BufferedWriter(new FileWriter(indexFile)); |
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201 | 916 | if (published) { |
202 | 328 | for (String indexEntry : publishedIndexEntries) { |
203 | 248 | writer.write(indexEntry); |
204 | 248 | writer.newLine(); |
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} |
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} else { |
207 | 588 | for (String indexEntry : unpublishedIndexEntries) { |
208 | 772 | writer.write(indexEntry); |
209 | 772 | writer.newLine(); |
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} |
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} |
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213 | 916 | writer.flush(); |
214 | 916 | writer.close(); |
215 | 0 | } catch (Exception e) { |
216 | 0 | log.error("Error while writing index", e); |
217 | 916 | } |
218 | 916 | } |
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public int getNumberOfBlogEntries() { |
226 | 32 | return indexEntries.size(); |
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} |
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public int getNumberOfPublishedBlogEntries() { |
235 | 0 | return publishedIndexEntries.size(); |
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} |
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public int getNumberOfUnpublishedBlogEntries() { |
244 | 0 | return unpublishedIndexEntries.size(); |
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} |
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public List<String> getBlogEntries() { |
253 | 88 | return new ArrayList<String>(indexEntries); |
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} |
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public List<String> getPublishedBlogEntries() { |
262 | 84 | return new ArrayList<String>(publishedIndexEntries); |
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} |
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public List<String> getUnpublishedBlogEntries() { |
271 | 0 | return new ArrayList<String>(unpublishedIndexEntries); |
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} |
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} |