Reads server versions from file

src/Main.java

@@ -1,9 +1,10 @@
 import net.knarcraft.serverlauncher.server.*;
 
-import java.io.FileNotFoundException;
+import javax.naming.ConfigurationException;
+import java.io.*;
 import java.lang.Runtime;
 import java.util.ArrayList;
-import java.io.IOException;
+import java.util.Scanner;
 //Java 9 required.
 
 /**
@@ -15,7 +16,12 @@ public class Main {
 	private static ArrayList<ServerType> serverTypes = new ArrayList<>();
 
 	public static void main(String[] args) {
-		addServerTypes();
+		try {
+			loadServerTypes();
+		} catch (ConfigurationException e) {
+			e.printStackTrace();
+			System.exit(1);
+		}
 	}
 
 	// TODO: Add gui
@@ -23,16 +29,30 @@ public class Main {
 	/**
 	 * Adds all the valid server types and versions.
 	 */
-	private static void addServerTypes() {
-		//This could be changed to read from a list which is downloaded to the user's computer.
-		serverTypes.add(new AdvancedServerType("Vanilla", new String[]{"Latest", "1.12", "1.11.2", "1.10.2", "1.9.4", "1.8.9", "1.7.10", "1.6.4", "1.5.2", "1.4.7", "1.3.2", "1.2.5"}, "https://launchermeta.mojang.com/mc/game/version_manifest.json", "\"release\":\"", "\"", "https://s3.amazonaws.com/Minecraft.Download/versions/", "/minecraft_server."));
-		serverTypes.add(new AdvancedServerType("Snapshot", new String[]{"Latest"}, "https://launchermeta.mojang.com/mc/game/version_manifest.json", "\"snapshot\":\"", "\"", "https://s3.amazonaws.com/Minecraft.Download/versions/", "/minecraft_server."));
-		serverTypes.add(new AdvancedServerType("SpongeVanilla", new String[]{"1.11.2", "1.10.2", "1.8.9"}, "https://dl-api.spongepowered.org/v1/org.spongepowered/spongevanilla/downloads?type=stable&minecraft=", "\"version\":\"", "\",", "https://repo.spongepowered.org/maven/org/spongepowered/spongevanilla/", "/spongevanilla-"));
-		serverTypes.add(new AdvancedServerType("Bungee", new String[]{"Latest"}, "https://ci.md-5.net/job/BungeeCord/lastSuccessfulBuild/artifact/bootstrap/target/", "Artifacts of BungeeCord #", " ", "http://ci.md-5.net/job/BungeeCord/lastSuccessfulBuild/artifact/bootstrap/target/BungeeCord.jar", ""));
-		serverTypes.add(new ServerType("Spigot", new String[]{"1.12.2", "1.11.2", "1.10.2", "1.9.4", "1.9", "1.8.8", "1.7.10", "1.6.4", "1.5.2", "1.4.7"}, "https://knarcraft.net/Api/Download/bungeeminecraftserverlauncher/jars/Spigot/"));
-		serverTypes.add(new ServerType("MCPCplus", new String[]{"1.6.4", "1.6.2", "1.5.2", "1.4.7"}, "https://knarcraft.net/Api/Download/bungeeminecraftserverlauncher/jars/MCPC+/"));
-		serverTypes.add(new ServerType("Craftbukkit", new String[]{"1.12", "1.11.2", "1.10.2", "1.9.4", "1.8.8", "1.7.10", "1.6.4", "1.5.2", "1.4.6", "1.3.2", "1.2.5", "1.1", "1.0"}, "https://knarcraft.net/Api/Download/bungeeminecraftserverlauncher/jars/Bukkit/"));
-		serverTypes.add(new ServerType("Custom", new String[]{""}, ""));
+	private static void loadServerTypes() throws ConfigurationException {
+		try (Scanner in = new Scanner(new File("config/servertypes.csv"))) {
+			while (in.hasNextLine()) {
+				String[] str = in.nextLine().split(";", -1);
+				int len = str.length;
+				String[] ver;
+				if (str[1].contains(",")) {
+					ver = str[1].split(",", -1);
+				} else {
+					ver = new String[]{str[1]};
+				}
+				if (len == 7) {
+					serverTypes.add(new AdvancedServerType(str[0], ver, str[2], str[3], str[4], str[5], str[6]));
+				} else if (len == 3) {
+					serverTypes.add(new ServerType(str[0], ver, str[2]));
+				} else {
+					throw new ConfigurationException("Error: Configuration file invalid.");
+				}
+			}
+		} catch (FileNotFoundException e) {
+			throw new ConfigurationException("Error: Configuration file not found.");
+		} catch (ArrayIndexOutOfBoundsException e) {
+			throw new ConfigurationException("Error: Configuration file invalid.");
+		}
 	}
 
 	/**

src/net/knarcraft/serverlauncher/server/Server.java

@@ -1,14 +1,11 @@
 package net.knarcraft.serverlauncher.server;
 
-import java.io.File;
+import java.io.*;
 import java.net.URL;
 import java.util.Scanner;
-import java.io.InputStream;
-import java.io.IOException;
 import java.nio.file.StandardCopyOption;
 import java.nio.file.*;
 import java.util.ArrayList;
-import java.io.FileNotFoundException;
 
 /* Contains all necessary information to create, run and manage a Minecraft server. */
 public class Server {
@@ -78,6 +75,11 @@ public class Server {
         this.type = type;
     }
 
+    /**
+     * Sets the server's server version to a valid version, or ignores the request.
+     *
+     * @param serverVersion     New version number.
+     */
     public void setServerVersion(String serverVersion) {
         String[] versions = this.type.getVersions();
         for (String version : versions) {
@@ -95,6 +97,29 @@ public class Server {
         this.pid = pid;
     }
 
+    /**
+     * Runs the Minecraft server.
+     */
+    public void run() {
+        if (this.isEnabled()) {
+            try {
+                this.downloadJar();
+                System.out.println("File downloaded.");
+            } catch (FileNotFoundException e) {
+                System.out.println("File was not found.");
+                return;
+            }
+            Runtime rt = Runtime.getRuntime();
+            try {
+                Process pr = rt.exec("\"java\" -Xmx" + this.maxRam + " -Xms512M -jar " + "\"" + this.path + "\\" + this.type + "\" nogui", null, new File(this.path));
+                this.pid = pr.pid();
+                System.out.println("Success");
+            } catch (IOException e) {
+                System.out.println("Error");
+            }
+        }
+    }
+
     /**
      * Downloads necessary .jar file for the server.
      * This is unfortunately hardcoded since there is no golden standard, and we only host some jars ourselves.
@@ -132,7 +157,6 @@ public class Server {
                         throw new FileNotFoundException("Version file could not be downloaded.");
                     }
                     newestVersion = stringBetween(versionText, type.getSrcStart(), type.getSrcEnd());
-                    System.out.println(newestVersion);
                     success = downloadFile(type.getDownloadURL() + newestVersion + type.getDownloadURLPart() + newestVersion + ".jar", filePath);
                     //TODO: Register the new version number, and only download if version mismatch or missing file.
                     if (!success) {
@@ -147,7 +171,7 @@ public class Server {
                     }
                 }
                 break;
-            case "Sponge":
+            case "SpongeVanilla":
                 try {
                     versionText = readFile(this.type.getVersionURL() + this.serverVersion);
                 } catch (IOException e) {

src/net/knarcraft/serverlauncher/server/ServerType.java

@@ -1,8 +1,5 @@
 package net.knarcraft.serverlauncher.server;
 
-import java.net.MalformedURLException;
-import java.net.URL;
-
 /**
  * Has a name and contains a list of valid server versions.
  */