From: David ‘Bombe’ Roden <bombe@pterodactylus.net>
Date: Thu, 19 Apr 2012 13:03:25 +0000 (+0200)
Subject: Add method to get artist by ID.
X-Git-Url: https://git.pterodactylus.net/?a=commitdiff_plain;h=24f4198972ba0b6f180404508818775245946b0b;hp=b85d585d5325baff5332dd2946c7d6728fde3cc4;p=demoscenemusic.git

Add method to get artist by ID.
---

diff --git a/src/main/java/net/pterodactylus/demoscenemusic/data/DataManager.java b/src/main/java/net/pterodactylus/demoscenemusic/data/DataManager.java
index 214d0c4..520a3d9 100644
--- a/src/main/java/net/pterodactylus/demoscenemusic/data/DataManager.java
+++ b/src/main/java/net/pterodactylus/demoscenemusic/data/DataManager.java
@@ -64,6 +64,20 @@ public class DataManager {
 		return artistLoader.all();
 	}
 
+	public Artist getArtistById(String id) throws DatabaseException {
+		Query query = new Query(Type.SELECT, "ARTISTS");
+		query.addField(new Field("ARTISTS.*"));
+		query.addField(new Field("GROUP_ARTISTS.*"));
+		query.addField(new Field("GROUPS.*"));
+		query.addJoin(new Join(JoinType.INNER, "GROUP_ARTISTS", new Field("ARTISTS.ID"), new Field("GROUP_ARTISTS.ARTIST")));
+		query.addJoin(new Join(JoinType.INNER, "GROUPS", new Field("GROUP_ARTISTS.GROUP_"), new Field("GROUPS.ID")));
+		query.addWhereClause(new ValueFieldWhereClause(new ValueField("ARTISTS.ID", new StringParameter(id))));
+		query.addOrderField(new OrderField(new Field("ARTISTS.ID")));
+		ArtistLoader artistLoader = new ArtistLoader();
+		database.process(query, artistLoader);
+		return artistLoader.get();
+	}
+
 	public Track trackById(String id) throws DatabaseException {
 		Query query = new Query(Type.SELECT, "TRACKS");
 		query.addField(new Field("TRACKS.*"));