From 1cc008977b7c075c415ec43b34870229260b2506 Mon Sep 17 00:00:00 2001
From: =?utf8?q?David=20=E2=80=98Bombe=E2=80=99=20Roden?=
 <bombe@pterodactylus.net>
Date: Fri, 27 Jul 2012 13:15:25 +0200
Subject: [PATCH] Add method to load properties for arbitrary objects.

---
 .../demoscenemusic/data/DataManager.java           | 38 ++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/src/main/java/net/pterodactylus/demoscenemusic/data/DataManager.java b/src/main/java/net/pterodactylus/demoscenemusic/data/DataManager.java
index 7943401..5324d28 100644
--- a/src/main/java/net/pterodactylus/demoscenemusic/data/DataManager.java
+++ b/src/main/java/net/pterodactylus/demoscenemusic/data/DataManager.java
@@ -443,6 +443,44 @@ public class DataManager {
 		return database.getMultiple(query, new StringCreator("USER_OPENIDS.OPENID"));
 	}
 
+	//
+	// PRIVATE METHODS
+	//
+
+	/**
+	 * Loads the properties for the given object.
+	 *
+	 * @param <T>
+	 *            The type of the object
+	 * @param object
+	 *            The object
+	 * @param table
+	 *            The table to load the properties from
+	 * @param type
+	 *            The type of the object (“ARTIST,” “TRACK,” etc.)
+	 * @return The object with its properties loaded
+	 * @throws DatabaseException
+	 *             if a database error occurs
+	 */
+	private <T extends Base> T loadProperties(final T object, final String table, String type) throws DatabaseException {
+		Query query = new Query(Type.SELECT, table);
+		query.addField(new Field(table + ".PROPERTY"));
+		query.addField(new Field(table + ".VALUE"));
+		query.addWhereClause(new ValueFieldWhereClause(new ValueField(type, new StringParameter(object.getId()))));
+		database.process(query, new ResultProcessor() {
+
+			@Override
+			public void processResult(ResultSet resultSet) throws SQLException {
+				if (resultSet.isFirst()) {
+					object.getProperties().removeAll();
+				}
+				object.getProperties().set(resultSet.getString(table + ".PROPERTY"), resultSet.getString(table + ".VALUE"));
+			}
+
+		});
+		return object;
+	}
+
 	/**
 	 * {@link Artist} implementation that retrieves some attributes (such as
 	 * {@link #getGroups()}, and {@link #getTracks()}) from the
-- 
2.7.4