avoid duplicate article instances

[pnews.git] / war / src / main / java / pnews / servlet / ArticleProvider.java

diff --git a/war/src/main/java/pnews/servlet/ArticleProvider.java b/war/src/main/java/pnews/servlet/ArticleProvider.java
index c6cad50..d3e4f3d 100644 (file)
--- a/war/src/main/java/pnews/servlet/ArticleProvider.java
+++ b/war/src/main/java/pnews/servlet/ArticleProvider.java
@@ -120,10 +120,10 @@ public class ArticleProvider {
                 return false;
         }
         
-        private Article toArticle(String link, Category cat, SyndEntry entry, SyndFeed feed) {
+        private static Article toArticle(String link, SyndEntry entry, SyndFeed feed) {
                 String desc, title, thumbnail;
                 Date date;
-
+                
                 thumbnail = null;
                 for (SyndEnclosure e: entry.getEnclosures()) {
                         if (e.getType().startsWith("image/"))
@@ -151,9 +151,9 @@ public class ArticleProvider {
                                      
                 return new Article(link, title, desc, thumbnail, date, title);
         }
-                            
+        
         private void addArticles(Category cat, SyndFeed feed) {
-                String link, feedTitle;
+                String feedTitle;
                 List<Article> articles;
                 Article a;
                 
@@ -162,14 +162,14 @@ public class ArticleProvider {
                 LOG.info("addArticles " + cat.getId() + " " + feedTitle + " number of articles: " + feed.getEntries().size());
                 
                 for (SyndEntry entry: feed.getEntries()) {
-                        link = entry.getLink().trim();
+                        String link = entry.getLink().trim();
                         articles = getArticlesForUpdate(cat);
                         if (exists(link, articles)) {
                                 LOG.fine("addArticles " + link + " is already present");
                                 continue ;
                         }
                         
-                        a = toArticle(link, cat, entry, feed);                        
+                        a = ArticleStore.singleton.getArticle(link, ()->toArticle(link, entry, feed));
                         
                         synchronized (articles) {
                                 articles.add(a);
@@ -185,14 +185,13 @@ public class ArticleProvider {
                                                         return -1;
                                                 return o2.publicationDate.compareTo(o1.publicationDate);
                                         }
-
                                 });
                         }
                 }          
                 
                 LOG.info("addArticles done " + cat.getId());
         }
-        
+             
         private void retrieveArticles(Category cat) throws IllegalArgumentException, MalformedURLException, FeedException, IOException {
                 String[] feeds;