X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fdemoscenemusic%2Fdata%2FDefaultParty.java;h=3e0f296d58c97748feaeeb8285bfe32ec8f4250a;hb=c9abfe7d653c88931b01137a65188873ee586a37;hp=1b3ace4552f37ba362ac10aeb866127a133887c2;hpb=f3d8fcb4cd0be44270bfab8c58c4a07565ce6a87;p=demoscenemusic.git

diff --git a/src/main/java/net/pterodactylus/demoscenemusic/data/DefaultParty.java b/src/main/java/net/pterodactylus/demoscenemusic/data/DefaultParty.java
index 1b3ace4..3e0f296 100644
--- a/src/main/java/net/pterodactylus/demoscenemusic/data/DefaultParty.java
+++ b/src/main/java/net/pterodactylus/demoscenemusic/data/DefaultParty.java
@@ -18,6 +18,10 @@
 package net.pterodactylus.demoscenemusic.data;
 
 import java.util.Collection;
+import java.util.Comparator;
+
+import net.pterodactylus.util.number.Numbers;
+
 /**
  * Default implementation of a party data container.
  *
@@ -25,6 +29,23 @@ import java.util.Collection;
  */
 public class DefaultParty extends DefaultBase implements Party {
 
+	/** Comparator that sorts parties by name and descending year. */
+	public static final Comparator<Party> NAME_YEAR_COMPARATOR = new Comparator<Party>() {
+
+		@Override
+		public int compare(Party leftParty, Party rightParty) {
+			int diff = leftParty.getName().compareToIgnoreCase(rightParty.getName());
+			if (diff != 0) {
+				return diff;
+			}
+			int leftYear = Numbers.safeParseInteger(leftParty.getProperties().get("party/year"), 0);
+			int rightYear = Numbers.safeParseInteger(rightParty.getProperties().get("party/year"), 0);
+			/* show newest parties first. */
+			return rightYear - leftYear;
+		}
+
+	};
+
 	/**
 	 * Creates a new party data container.
 	 *
@@ -74,4 +95,27 @@ public class DefaultParty extends DefaultBase implements Party {
 		return this;
 	}
 
+	//
+	// OBJECT METHODS
+	//
+
+	/**
+	 * {@inheritDoc}
+	 */
+	@Override
+	public int hashCode() {
+		return getId().hashCode();
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	@Override
+	public boolean equals(Object object) {
+		if (!(object instanceof Party)) {
+			return false;
+		}
+		return ((Party) object).getId().equals(getId());
+	}
+
 }