fix images

Reviewed-on: #30

makefile

@@ -29,6 +29,9 @@ test-jar: jar
 # 	$(JR) -cp "$(OUT_DIR)/:$(LIB_DIR)/*" $(MAIN_CLASS)
 	$(JR) -jar $(OUT_DIR)/$(JAR_NAME)
 
+docs:
+	javadoc -cp "$(LIB_DIR)/*" -d "docs" $(SRC_DIR)/*.java
+
 test: classfiles
 	$(JR) -cp "$(OUT_DIR)$(SEPERATOR)$(LIB_DIR)/*" $(MAIN_CLASS)
 

src/AiPlayer.java

@@ -155,6 +155,7 @@ public abstract class AiPlayer extends LocalPlayer implements Runnable {
         while(i.hasNext()) {
             Thread thread = i.next();
             try {
+                thread.interrupt();
                 thread.join();
                 i.remove();
             } catch (InterruptedException e) {

src/BoardDisplay.java

@@ -174,6 +174,7 @@ public class BoardDisplay extends JPanel {
         if(currentShip != null) {
             test = currentShip.getVirtualOccupiedPoints(mousePosition, horizontal);
         }
+        if (player == null || player.getBoard() == null) return;
         for(int i = 0; i < gridSize; i++) {
             for(int j = 0; j < gridSize; j++) {
                 if(fields[i][j] == null) {

src/GameBoard.java

@@ -23,7 +23,7 @@ public class GameBoard extends JPanel {
     ImageIcon gameBoardX = new ImageIcon("graphics/gameboardx.png");
 
     // kontextText Text-Strings
-    String kT1 = "Bitte Schiffe setzten";
+    String kT1 = "Bitte Schiffe setzten - Rechtsclick zum drehen";
     String kT2 = "Warte auf Gegner";
     String kT3 = "Du fängst an";
     String kT4 = "Dein Gegner fängt an";

src/JoinGame.java

@@ -4,6 +4,7 @@ import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
 import java.io.IOException;
 import java.net.InetSocketAddress;
+import java.util.Objects;
 
 /**
  * Das JoinGame Panel dient zum setzten des Ports/IP-Adresse.
@@ -16,7 +17,7 @@ public class JoinGame extends JPanel {
     String standardPort = "51525";
 
     // Grafiken
-    ImageIcon backButtonIcon = new ImageIcon("graphics/backButton.png");
+    ImageIcon backButtonIcon = new ImageIcon(Objects.requireNonNull(getClass().getClassLoader().getResource("graphics/backButton.png")));
 
     // Labels
     JLabel spielBeitretenLabel;

src/MainFrame.java

@@ -129,7 +129,7 @@ public class MainFrame extends JFrame {
      * @author Lucas Bronson, Peer Ole Wachtel, Luca Conte
      */
     public void showPanelWin(String panelName, Player player){
-        if(player != gameBoard.getP1()){
+        if(gameBoard == null || player != gameBoard.getP1()){
             return;
         }
 
@@ -152,7 +152,7 @@ public class MainFrame extends JFrame {
      * @author Lucas Bronson, Peer Ole Wachtel, Luca Conte
      */
     public void showPanelLose(String panelName, Player player){
-        if(player != gameBoard.getP1()){
+        if(gameBoard == null || player != gameBoard.getP1()){
             return;
         }