More gui buttons work in theory

src/net/knarcraft/serverlauncher/profile/Profile.java

@@ -3,6 +3,8 @@ package net.knarcraft.serverlauncher.profile;
 import net.knarcraft.serverlauncher.server.Server;
 import net.knarcraft.serverlauncher.userinterface.GUI;
 
+import javax.swing.*;
+import java.io.IOException;
 import java.util.ArrayList;
 
 /**
@@ -13,13 +15,17 @@ import java.util.ArrayList;
  * @since		0.0.0.1
  */
 public class Profile {
-    private static final GUI gui = Server.getGUI();
     private static final ArrayList<Profile> profiles = new ArrayList<>();
+
     private final ArrayList<Server> servers;
     private final String name;
     private boolean runInBackground;
     private int delayStartup;
     private boolean downloadJars;
+    private String vanillaVersion;
+    private String snapshotVersion;
+    private String spongeVanillaVersion;
+    private String bungeeVersion;
 
     private Profile(String name) {
         this.servers = new ArrayList<>();
@@ -35,7 +41,25 @@ public class Profile {
     }
 
     public void removeServer(int i) {
-        servers.remove(i);
+        this.servers.remove(i);
+    }
+
+    private Server getServer(String name) {
+        for (Server server : this.servers) {
+            if (server.getName().equals(name)) {
+                return server;
+            }
+        }
+        return null;
+    }
+
+    public boolean serverExists(String name) {
+        for (Server server : this.servers) {
+            if (server.getName().equals(name)) {
+                return true;
+            }
+        }
+        return false;
     }
 
     public ArrayList<Server> getServers() {
@@ -43,16 +67,21 @@ public class Profile {
     }
 
     public static void addProfile(String name) {
+        if (name == null) { //If a user cancels or crosses out window
+            return;
+        }
         if (name.equals("")) {
+            JOptionPane.showMessageDialog(null, "Profile name can't be blank.", "Error", JOptionPane.ERROR_MESSAGE);
             return;
         }
         for (Profile profile : profiles) {
             if (profile.name.equals(name)) {
+                JOptionPane.showMessageDialog(null, "There is already a profile with this name.", "Error", JOptionPane.ERROR_MESSAGE);
                 return;
             }
         }
         new Profile(name);
-        gui.addProfile(name);
+        GUI.getGUI().addProfile(name);
     }
 
     public static Profile getProfile(String name) {
@@ -69,7 +98,7 @@ public class Profile {
             for (int i = 0; i < profiles.size(); i++) {
                 if (profiles.get(i).name.equals((name))) {
                     profiles.remove(i);
-                    gui.removeProfile(i);
+                    GUI.getGUI().removeProfile(i);
                 }
             }
         }
@@ -88,4 +117,27 @@ public class Profile {
     public void setDownloadJars(boolean value) {
         this.downloadJars = value;
     }
+
+    public void sendCommand(String serverName, String command) {
+        if (serverName.equals("All")) {
+            for (Server server : this.servers) {
+                try {
+                    server.sendCommand(command);
+                } catch (IOException e) {
+                    JOptionPane.showMessageDialog(null, "Server " + server.getName() + " caused an exception.", "Error", JOptionPane.ERROR_MESSAGE);
+                }
+            }
+        } else {
+            Server target = getServer(serverName);
+            if (target != null) {
+                try {
+                    target.sendCommand(command);
+                } catch (IOException e) {
+                    JOptionPane.showMessageDialog(null, "Server " + target.getName() + " caused an exception.", "Error", JOptionPane.ERROR_MESSAGE);
+                }
+            } else {
+                JOptionPane.showMessageDialog(null, "Server " + serverName + " is invalid.", "Error", JOptionPane.ERROR_MESSAGE);
+            }
+        }
+    }
 }