Added Different Release Month Checker + Tests + Javadoc + Fixed Javadoc + Refactoring

projjpn/src/main/java/de/hs_fulda/ciip/projjpn/Games.java

@@ -44,7 +44,6 @@ public class Games {
 			ResultSet resultSet = statement.executeQuery(query);
 			result += "Name, Console, Developer, Publisher EU, Publisher JP, Publisher NA, Genre, Release EU, Release JP, Release NA, Release AU, USK Rating, PEGI Rating, ESRB Rating, CERO Rating, ACB Rating, Players\n\n";
 
-
 			while (resultSet.next()) {
 				String gameName = resultSet.getString("Game_Name");
 				String gameConsole = resultSet.getString("Game_Console");
@@ -82,17 +81,17 @@ public class Games {
 				String gamePlayers = resultSet.getString("Game_Players");
 
 				if (gamePegi != 0) {
-					result += gameName + ", " + gameConsole + ", " + gameDeveloper + ", " + gamePublisherEu
-							+ ", " + gamePublisherJp + ", " + gamePublisherNa + ", " + gameGenre + ", "
-							+ gameReleaseEuDots + ", " + gameReleaseJpDots + ", " + gameReleaseNaDots + ", "
-							+ gameReleaseAuDots + ", " + gameUsk + ", " + gamePegi + ", " + gameEsrb + ", " + gameCero
-							+ ", " + gameAcb + ", " + gamePlayers + "\n";
+					result += gameName + ", " + gameConsole + ", " + gameDeveloper + ", " + gamePublisherEu + ", "
+							+ gamePublisherJp + ", " + gamePublisherNa + ", " + gameGenre + ", " + gameReleaseEuDots
+							+ ", " + gameReleaseJpDots + ", " + gameReleaseNaDots + ", " + gameReleaseAuDots + ", "
+							+ gameUsk + ", " + gamePegi + ", " + gameEsrb + ", " + gameCero + ", " + gameAcb + ", "
+							+ gamePlayers + "\n";
 				} else {
-					result += gameName + ", " + gameConsole + ", " + gameDeveloper + ", " + gamePublisherEu
-							+ ", " + gamePublisherJp + ", " + gamePublisherNa + ", " + gameGenre + ", "
-							+ gameReleaseEuDots + ", " + gameReleaseJpDots + ", " + gameReleaseNaDots + ", "
-							+ gameReleaseAuDots + ", " + gameUsk + ", Unknown, " + gameEsrb + ", " + gameCero + ", "
-							+ gameAcb + ", " + gamePlayers + "\n";
+					result += gameName + ", " + gameConsole + ", " + gameDeveloper + ", " + gamePublisherEu + ", "
+							+ gamePublisherJp + ", " + gamePublisherNa + ", " + gameGenre + ", " + gameReleaseEuDots
+							+ ", " + gameReleaseJpDots + ", " + gameReleaseNaDots + ", " + gameReleaseAuDots + ", "
+							+ gameUsk + ", Unknown, " + gameEsrb + ", " + gameCero + ", " + gameAcb + ", " + gamePlayers
+							+ "\n";
 				}
 
 			}
@@ -1334,10 +1333,10 @@ public class Games {
 	}
 
 	/**
-	 * Checks if the release years are all the same across Europe, Japan, North
+	 * Checks if the release months are all the same across Europe, Japan, North
 	 * America and Australia.
 	 * 
-	 * @return Prints the games which have the same release year.
+	 * @return Prints the games which have the same release month.
 	 */
 	public String checkAllSameReleaseMonth() {
 		String result = "";
@@ -1380,6 +1379,53 @@ public class Games {
 		return result.substring(0, result.length() - 2);
 	}
 
+	/**
+	 * Checks if the release months are not all the same across Europe, Japan, North
+	 * America and Australia.
+	 * 
+	 * @return Prints the games which do not have the same release month.
+	 */
+	public String checkAllDifferentReleaseMonth() {
+		String result = "";
+		String query = "SELECT Game_Name, Game_Release_EU, Game_Release_JP, Game_Release_NA, Game_Release_AU FROM Games";
+
+		try {
+			Connection connection = DriverManager.getConnection(databaseURL);
+
+			Statement statement = connection.createStatement();
+			ResultSet resultSet = statement.executeQuery(query);
+
+			while (resultSet.next()) {
+				String gameName = resultSet.getString("Game_Name");
+				String gameReleaseEu = resultSet.getString("Game_Release_EU");
+				String gameReleaseJp = resultSet.getString("Game_Release_JP");
+				String gameReleaseNa = resultSet.getString("Game_Release_NA");
+				String gameReleaseAu = resultSet.getString("Game_Release_AU");
+
+				if (gameReleaseAu == null) {
+					result += gameName + ", ";
+				} else {
+					if (!gameReleaseEu.substring(5, 7).equals(gameReleaseJp.substring(5, 7))
+							|| !gameReleaseJp.substring(5, 7).equals(gameReleaseNa.substring(5, 7))
+							|| !gameReleaseEu.substring(5, 7).equals(gameReleaseNa.substring(5, 7))
+							|| !gameReleaseAu.substring(5, 7).equals(gameReleaseEu.substring(5, 7))
+							|| !gameReleaseAu.substring(5, 7).equals(gameReleaseJp.substring(5, 7))
+							|| !gameReleaseAu.substring(5, 7).equals(gameReleaseNa.substring(5, 7))) {
+						result += gameName + ", ";
+					}
+				}
+
+			}
+			statement.close();
+			connection.close();
+
+		} catch (SQLException e) {
+			e.printStackTrace();
+		}
+
+		return result.substring(0, result.length() - 2);
+	}
+
 	/**
 	 * Checks if the game is compatible with one player or more.
 	 * 

projjpn/src/test/java/de/hs_fulda/ciip/projjpn/GamesTest.java

@@ -199,6 +199,13 @@ public class GamesTest extends TestCase {
 		assertEquals(expected, actual);
 	}
 
+	public void test_checkAllDifferentReleaseMonth() {
+		Games testObject = new Games();
+		String expected = "Persona 5 Royal, Ratchet & Clank, Rhythm Paradise, Yakuza: Dead Souls, Jet Set Radio Future, Breakdown, Persona 3 Portable, Tomodachi Life, Beautiful Katamari, Atelier Totori Plus, Crash Bandicoot N. Sane Trilogy";
+		String actual = testObject.checkAllDifferentReleaseMonth();
+		assertEquals(expected, actual);
+	}
+
 	public void test_checkOnePlayer() {
 		Games testObject = new Games();
 		String expected = "Persona 5 Royal, Ratchet & Clank, Astral Chain, Fire Emblem: Three Houses, Triangle Strategy, Rhythm Paradise, Super Smash Bros. Ultimate, Yakuza: Dead Souls, Jet Set Radio Future, Breakdown, AI: The Somnium Files, Persona 3 Portable, Tomodachi Life, Beautiful Katamari, Atelier Totori Plus, Crash Bandicoot N. Sane Trilogy";