Add filter that removes not-downloaded Sones.

[Sone.git] / src / main / java / net / pterodactylus / sone / data / Sone.java

diff --git a/src/main/java/net/pterodactylus/sone/data/Sone.java b/src/main/java/net/pterodactylus/sone/data/Sone.java
index f183b39..a1aa6ee 100644 (file)
--- a/src/main/java/net/pterodactylus/sone/data/Sone.java
+++ b/src/main/java/net/pterodactylus/sone/data/Sone.java
@@ -29,6 +29,7 @@ import java.util.logging.Logger;
 
 import net.pterodactylus.sone.freenet.wot.Identity;
 import net.pterodactylus.sone.template.SoneAccessor;
+import net.pterodactylus.util.filter.Filter;
 import net.pterodactylus.util.logging.Logging;
 import freenet.keys.FreenetURI;
 
@@ -40,7 +41,7 @@ import freenet.keys.FreenetURI;
  *
  * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
  */
-public class Sone implements Fingerprintable {
+public class Sone implements Fingerprintable, Comparable<Sone> {
 
        /** comparator that sorts Sones by their nice name. */
        public static final Comparator<Sone> NICE_NAME_COMPARATOR = new Comparator<Sone>() {
@@ -56,6 +57,15 @@ public class Sone implements Fingerprintable {
 
        };
 
+       /** Filter to remove Sones that have not been downloaded. */
+       public static final Filter<Sone> EMPTY_SONE_FILTER = new Filter<Sone>() {
+
+               @Override
+               public boolean filterObject(Sone sone) {
+                       return sone.getTime() != 0;
+               }
+       };
+
        /** The logger. */
        private static final Logger logger = Logging.getLogger(Sone.class);
 
@@ -626,6 +636,18 @@ public class Sone implements Fingerprintable {
        }
 
        //
+       // INTERFACE Comparable<Sone>
+       //
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public int compareTo(Sone sone) {
+               return NICE_NAME_COMPARATOR.compare(this, sone);
+       }
+
+       //
        // OBJECT METHODS
        //