findbugs: Added companion equals() and hashCode() methods to existing compareTo()

apps/routerconsole/java/src/net/i2p/router/news/NewsEntry.java

@@ -17,6 +17,7 @@ public class NewsEntry implements Comparable<NewsEntry> {
     public String authorName;  // subnode of author
 
     /** reverse, newest first */
+    @Override
     public int compareTo(NewsEntry e) {
         if (updated > e.updated)
             return -1;
@@ -24,4 +25,22 @@ public class NewsEntry implements Comparable<NewsEntry> {
             return 1;
         return 0;
     }
+    
+    @Override
+    public boolean equals(Object o) {
+        if(o == null) {
+        	return false;
+        }
+        if(!(o instanceof NewsEntry)) {
+        	return false;
+        }
+    	NewsEntry e = (NewsEntry) o;
+    	
+    	return this.compareTo(e) == 0;
+    }
+    
+    @Override
+    public int hashCode() {
+    	return (int) updated;
+    }
 }