From: David ‘Bombe’ Roden <bombe@pterodactylus.net>
Date: Mon, 30 Jul 2012 11:46:06 +0000 (+0200)
Subject: Get parties a track was released at from the track.
X-Git-Url: https://git.pterodactylus.net/?p=demoscenemusic.git;a=commitdiff_plain;h=1e2c5a3d82db1f6c93adddd79b77278222979eca

Get parties a track was released at from the track.
---

diff --git a/src/main/java/net/pterodactylus/demoscenemusic/data/DataManager.java b/src/main/java/net/pterodactylus/demoscenemusic/data/DataManager.java
index bcfbb18..ea040bd 100644
--- a/src/main/java/net/pterodactylus/demoscenemusic/data/DataManager.java
+++ b/src/main/java/net/pterodactylus/demoscenemusic/data/DataManager.java
@@ -618,6 +618,23 @@ public class DataManager {
 	}
 
 	/**
+	 * Returns all parties that the track with the given ID was released at.
+	 *
+	 * @param trackId
+	 *            The ID of the track
+	 * @return All parties the track was released at
+	 * @throws DatabaseException
+	 *             if a database error occurs
+	 */
+	public Collection<Party> getPartiesByTrackId(String trackId) throws DatabaseException {
+		Query query = new Query(Type.SELECT, "PARTIES");
+		query.addField(new Field("PARTIES.*"));
+		query.addJoin(new Join(JoinType.INNER, "PARTY_TRACKS", new Field("PARTY_TRACKS.PARTY"), new Field("PARTIES.ID")));
+		query.addWhereClause(new ValueFieldWhereClause(new ValueField("PARTY_TRACKS.TRACK", new StringParameter(trackId))));
+		return loadPartyProperties(database.getMultiple(query, partyCreator));
+	}
+
+	/**
 	 * Returns the party with the given ID.
 	 *
 	 * @param partyId
@@ -1081,6 +1098,21 @@ public class DataManager {
 			return super.getRelatedTracks();
 		}
 
+		/**
+		 * {@inheritDoc}
+		 */
+		@Override
+		public Collection<Party> getParties() {
+			if (!hasValue("parties")) {
+				try {
+					getValue("parties", Collection.class).set(getPartiesByTrackId(getId()));
+				} catch (DatabaseException de1) {
+					throw new RuntimeException("Could not load Parties for Track " + getId() + ".", de1);
+				}
+			}
+			return super.getParties();
+		}
+
 	}
 
 	/**
diff --git a/src/main/java/net/pterodactylus/demoscenemusic/data/DefaultTrack.java b/src/main/java/net/pterodactylus/demoscenemusic/data/DefaultTrack.java
index 804d710..ffeb003 100644
--- a/src/main/java/net/pterodactylus/demoscenemusic/data/DefaultTrack.java
+++ b/src/main/java/net/pterodactylus/demoscenemusic/data/DefaultTrack.java
@@ -166,4 +166,22 @@ public class DefaultTrack extends DefaultBase implements Track {
 		return this;
 	}
 
+	/**
+	 * {@inheritDoc}
+	 */
+	@Override
+	@SuppressWarnings("unchecked")
+	public Collection<Party> getParties() {
+		return getValue("parties", Collection.class).get();
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	@Override
+	public Track setParties(Collection<Party> parties) {
+		getValue("parties", Collection.class).set(parties);
+		return this;
+	}
+
 }
diff --git a/src/main/java/net/pterodactylus/demoscenemusic/data/Track.java b/src/main/java/net/pterodactylus/demoscenemusic/data/Track.java
index 332132a..cb9249f 100644
--- a/src/main/java/net/pterodactylus/demoscenemusic/data/Track.java
+++ b/src/main/java/net/pterodactylus/demoscenemusic/data/Track.java
@@ -162,4 +162,20 @@ public interface Track extends Base {
 	 */
 	public Track setRelatedTracks(Map<Relationship, Collection<Track>> relatedTracks);
 
+	/**
+	 * Returns all parties this track was released at.
+	 *
+	 * @return All parties this track was released at
+	 */
+	public Collection<Party> getParties();
+
+	/**
+	 * Sets all parties this track was released at.
+	 *
+	 * @param parties
+	 *            All parties this track was released at
+	 * @return This track
+	 */
+	public Track setParties(Collection<Party> parties);
+
 }