Source Code Changes for Initial Release

src/a.java

@@ -2,6 +2,8 @@
 import java.nio.file.Files;
 import java.nio.file.Paths;
 
+import utils.Utils;
+
 //import javax.microedition.rms.RecordComparator;
 //import javax.microedition.rms.RecordFilter;
 //import javax.microedition.rms.RecordStore;
@@ -11,7 +13,7 @@ public final class a {
 
 	public final void loadLevelNo() {
 		try {
-			byte[] data = Files.readAllBytes(Paths.get(getClass().getResource("/data/data.bin").toURI()));
+			byte[] data = Files.readAllBytes(Paths.get(Utils.res_folder+"/data/data.bin"));
 			this.levels_reached = data[1];
 		} catch (Exception e) {
 			e.printStackTrace();

src/b.java

@@ -25,8 +25,8 @@
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
-import java.net.URISyntaxException;
 import java.nio.file.Files;
+import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.Random;
 
@@ -35,6 +35,8 @@
 import javax.sound.sampled.Clip;
 import javax.swing.JFrame;
 
+import utils.Utils;
+
 public final class b implements Runnable, KeyListener {
 	private Random a;
 	private static int scrn_width = 176;
@@ -187,8 +189,8 @@ private void a() {
 		InputStream bg_music;
 		InputStream musicDie;
 		try {
-			bg_music = new FileInputStream(new File(getClass().getResource("music.mid").toURI()));
-			musicDie = new FileInputStream(new File(getClass().getResource("musicDie.mid").toURI()));
+			bg_music = Utils.deepCopy(new FileInputStream(Utils.res_folder + "/music.mid"));
+			musicDie = Utils.deepCopy(new FileInputStream(Utils.res_folder + "/musicDie.mid"));
 			musicBGStream = AudioSystem.getAudioInputStream(new BufferedInputStream(bg_music));
 			musicDieStream = AudioSystem.getAudioInputStream(new BufferedInputStream(musicDie));
 			bg_clip = AudioSystem.getClip();
@@ -524,7 +526,7 @@ private void b_void() {
 		try {
 			byte[] data = getBytesFromSave();
 			data[0] = ak;
-			FileOutputStream write_data = new FileOutputStream(new File("res/data/data.bin"));
+			FileOutputStream write_data = new FileOutputStream(new File(Utils.res_folder + "/data/data.bin"));
 			write_data.write(data);
 			write_data.close();
 		} catch (Exception e) {
@@ -545,7 +547,8 @@ private void c() {
 	private static boolean d() {
 		DataInputStream data;
 		try {
-			data = new DataInputStream(new BufferedInputStream(new FileInputStream(new File("res/data/data.bin"))));
+			InputStream stream = new FileInputStream(new File(Utils.res_folder + "/data/data.bin"));
+			data = new DataInputStream(stream);
 			byte b = getBytesFromSave()[0];
 			if (b == (byte) 0xFF) {
 				return false;
@@ -671,11 +674,11 @@ private static void b_void_short_array2d(final short[][] array) {
 			}
 		}
 	}
-	
+
 	public static byte[] getBytesFromSave() {
 		byte[] data = null;
 		try {
-			data = Files.readAllBytes(Paths.get(b.class.getResource("/data/data.bin").toURI()));
+			data = Files.readAllBytes(Paths.get(Utils.res_folder+"/data/data.bin"));
 		} catch (Exception e) {
 			e.printStackTrace();
 		}
@@ -1140,21 +1143,26 @@ public final void paint(final Graphics2D graphics) {
 	}
 
 	public final void run() {
-		while (b.canRun) {
-			try {
-				this.render();
-				this.bw = 60L - (System.currentTimeMillis() - this.bv);
-				if (this.bw <= 0L) {
-					this.bw = 15L;
+		try {
+			while (b.canRun) {
+				try {
+					this.render();
+					this.bw = 60L - (System.currentTimeMillis() - this.bv);
+					if (this.bw <= 0L) {
+						this.bw = 15L;
+					}
+					Thread.sleep(this.bw);
+					this.bv = System.currentTimeMillis();
+				} catch (Exception ex) {
+					ex.printStackTrace();
 				}
-				Thread.sleep(this.bw);
-				this.bv = System.currentTimeMillis();
-			} catch (Exception ex) {
-				ex.printStackTrace();
 			}
-		}
-		if (rocket.a != null) {
-			rocket.a.destroyApp(true);
+			if (rocket.a != null) {
+				rocket.a.destroyApp(true);
+				System.exit(0);
+			}
+		} catch (Exception e) {
+			e.printStackTrace();
 			System.exit(0);
 		}
 	}
@@ -1422,7 +1430,7 @@ private void g() {
 
 	private void saveNewScore(final int newScore) {
 		try {
-			File file = new File("res/data/data.bin");
+			File file = new File(Utils.res_folder+"/data/data.bin");
 			byte[] data = getBytesFromSave();
 			for (int index = 0; index < 5; index++) {
 				int offset = 2 + 4 * index;
@@ -1895,7 +1903,7 @@ private void a(final int n) {
 			if (level_no > a.levels_reached) {
 				a.levels_reached = level_no;
 				try {
-					File file = new File("res/data/data.bin");
+					File file = new File(Utils.res_folder+"/data/data.bin");
 					byte[] data = getBytesFromSave();
 					data[1] = (byte) a.levels_reached;
 					FileOutputStream writeFile = new FileOutputStream(file);

src/rocket.java

@@ -1,5 +1,12 @@
+import java.io.File;
+import java.net.URISyntaxException;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
 import javax.swing.JFrame;
 
+import utils.Utils;
+import static javax.swing.JOptionPane.showMessageDialog;
 //import javax.microedition.lcdui.Display;
 //import javax.microedition.lcdui.Displayable;
 //import javax.microedition.midlet.MIDlet;
@@ -26,9 +33,21 @@ public rocket() {
 		d.thread.start();
 	}
 
-	public static void main(String[] args) {
+	public static void main(String[] args) throws URISyntaxException {
+		Utils.jar_folder = (getJarDirectory().toString());
+		Utils.res_folder = Utils.jar_folder + "/" + "res";
+		File directory = new File(Utils.res_folder);
+		if (directory.exists() == false) {
+			showMessageDialog(null, "resource folder not found at jar location: "+Utils.jar_folder);
+			System.exit(0);
+		}
 		new rocket();
 	}
+	private static Path getJarDirectory() throws URISyntaxException {
+		Path jarPath = Paths.get(rocket.class.getProtectionDomain().getCodeSource().getLocation().toURI())
+				.toAbsolutePath();
+		return jarPath.getParent();
+	}
 
 	public void startApp() {
 		a = this;

src/utils/Image.java

@@ -2,8 +2,7 @@
 
 import java.awt.Graphics;
 import java.awt.image.BufferedImage;
-import java.io.File;
-import java.io.IOException;
+import java.io.FileInputStream;
 
 import javax.imageio.ImageIO;
 
@@ -12,7 +11,7 @@ public class Image {
 	public static java.awt.Image createImage(String string) {
 		BufferedImage img = null;
 		try {
-			img = ImageIO.read(utils.Image.class.getResource("../"+string));
+			img = ImageIO.read(Utils.deepCopy(new FileInputStream(Utils.res_folder+string)));
 		} catch (Exception e) {
 			e.printStackTrace();
 		}
@@ -23,7 +22,6 @@ public static void drawImage(Graphics g, java.awt.Image img, int x, int y, int a
 		if (anchor == 20 || anchor == 0) {
 			g.drawImage(img, x, y, null);
 		} else if (anchor == 17) {
-			// top | horizontal center
 			g.drawImage(img, x - (img.getWidth(null) / 2), y, null);
 		} else {
 			System.err.println("Anchor: " + anchor);

src/utils/Utils.java

@@ -0,0 +1,24 @@
+package utils;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+public class Utils {
+
+
+	public static String jar_folder = null;
+	public static String res_folder = null;
+
+	public static InputStream deepCopy(InputStream inputStream) throws IOException {
+		long past = System.currentTimeMillis();
+		ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
+		byte[] buffer = new byte[1024];
+		int bytesRead;
+		while ((bytesRead = inputStream.read(buffer)) != -1) {
+			byteArrayOutputStream.write(buffer, 0, bytesRead);
+		}
+		return new ByteArrayInputStream(byteArrayOutputStream.toByteArray());
+	}
+}