IT RUNS

Signed-off-by: AKP <tom@tdpain.net>

romeo-juliet/RomeoAndJuliet.csv

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romeo-juliet/src/main/java/net/akpain/fsad/ass2/Juliet.java

@@ -46,6 +46,33 @@ public class Juliet extends Thread {
         }
     }
 
+    private Socket getSock() {
+        if (serviceMailbox != null) {
+            return serviceMailbox;
+        }
+        Socket s = null;
+        try {
+            s = ownServerSocket.accept();
+        } catch (IOException e) {
+            PlayWriter.die(e);
+        }
+        assert s != null;
+        serviceMailbox = s;
+        return s;
+    }
+
+    private void closeSocket() {
+//        if (serviceMailbox == null) {
+//            return;
+//        }
+//        try {
+//            serviceMailbox.close();
+//        } catch (IOException e) {
+//            PlayWriter.die(e);
+//        }
+//        serviceMailbox = null;
+    }
+
     //Get acquaintance with lover;
     // Receives lover's socket information and share's own socket
     public Pair<InetAddress,Integer> getAcquaintance() {
@@ -59,40 +86,18 @@ public class Juliet extends Thread {
 
     //Retrieves the lover's love
     public double receiveLoveLetter() {
-        Socket sock = null;
-        try {
-            sock = ownServerSocket.accept();
-        } catch (IOException e) {
-            PlayWriter.die(e);
-        }
-
-        assert sock != null;
-
-        serviceMailbox = sock;
-
-        byte[] input = null;
-        try {
-            input = sock.getInputStream().readAllBytes();
-        } catch (IOException e) {
-            PlayWriter.die(e);
-        }
-        assert input != null;
-
-        // sock.close();
-
-        System.err.printf("[J] RECV %s\n", PlayWriter.bytesToHex(input));
+        Socket sock = getSock();
+        String input = PlayWriter.recvLine(sock);
 
         Double res = null;
         try {
-            res = Double.parseDouble(PlayWriter.stringFromByteArray(input).substring(0, input.length - 1));
+            res = Double.parseDouble(input.substring(0, input.length() - 1));
         } catch (NumberFormatException e) {
             PlayWriter.die(e);
         }
 
         assert res != null;
-
         System.out.println("Juliet: Romeo, Romeo! Wherefore art thou Romeo? (<-" + res + ")");
-
         return res;
     }
 
@@ -114,23 +119,9 @@ public class Juliet extends Thread {
                 "        That I shall say good night till it be morrow.");
         assert serviceMailbox != null;
 
-        OutputStream stream = null;
-        try {
-            stream = serviceMailbox.getOutputStream();
-        } catch (IOException e) {
-            PlayWriter.die(e);
-        }
-        assert stream != null;
-
-        try {
-            stream.write((currentLove + "J").getBytes());
-            stream.close();
-            serviceMailbox.close();
-        } catch (IOException e) {
-            PlayWriter.die(e);
-        }
-
-        serviceMailbox = null;
+        Socket sock = getSock();
+        PlayWriter.sendLine(sock, currentLove + "J");
+        closeSocket();
     }
 
     //Execution

romeo-juliet/src/main/java/net/akpain/fsad/ass2/PlayWriter.java

@@ -7,16 +7,10 @@ package net.akpain.fsad.ass2;
  */
 
 
+import java.io.*;
 import java.net.Socket;
 import java.net.InetAddress;
 
-import java.io.InputStream;
-import java.io.InputStreamReader;
-import java.io.OutputStream;
-import java.io.OutputStreamWriter;
-import java.io.BufferedWriter;
-import java.io.FileWriter;
-import java.io.IOException;
 import java.nio.ByteBuffer;
 import java.nio.channels.SocketChannel;
 import java.util.Arrays;
@@ -91,22 +85,7 @@ public class PlayWriter {
     public void requestVerseFromRomeo(int verse) {
         System.out.println("PlayWriter: Requesting verse " + verse + " from Romeo. -> (" + theNovel[verse-1][1] + ")");
         String send = theNovel[verse-1][1] + "J";
-
-        OutputStream stream = null;
-        try {
-            stream = RomeoMailbox.getOutputStream();
-        } catch (IOException e) {
-            PlayWriter.die(e);
-        }
-
-        assert stream != null;
-
-        try {
-            stream.write(send.getBytes());
-//            stream.close();
-        } catch (IOException e) {
-            PlayWriter.die(e);
-        }
+        sendLine(RomeoMailbox, send);
     }
 
 
@@ -114,64 +93,24 @@ public class PlayWriter {
     public void requestVerseFromJuliet(int verse) {
         System.out.println("PlayWriter: Requesting verse " + verse + " from Juliet. -> (" + theNovel[verse-1][0] + ")");
         String send = theNovel[verse-1][0] + "R";
-
-        OutputStream stream = null;
-        try {
-            stream = JulietMailbox.getOutputStream();
-        } catch (IOException e) {
-            PlayWriter.die(e);
-        }
-
-        assert stream != null;
-
-
-        try {
-            stream.write(send.getBytes());
-//            stream.close();
-        } catch (IOException e) {
-            PlayWriter.die(e);
-        }
+        sendLine(JulietMailbox, send);
     }
 
 
     //Receive letter from Romeo with renovated love for current verse
     public void receiveLetterFromRomeo(int verse) {
         //System.out.println("PlayWriter: Receiving letter from Romeo for verse " + verse + ".");
-
-        String res = null;
-        try {
-            InputStream out = RomeoMailbox.getInputStream();
-            res = stringFromByteArray(out.readAllBytes());
-            out.close();
-        } catch (IOException e) {
-            PlayWriter.die(e);
-        }
-
-        assert res != null;
+        String res = recvLine(RomeoMailbox);
         res = res.substring(0, res.length()-1);
-
         theNovel[verse][0] = Double.parseDouble(res);
-
         System.out.println("PlayWriter: Romeo's verse " + verse + " -> " + theNovel[verse][0]);
     }
 
     //Receive letter from Juliet with renovated love fro current verse
     public void receiveLetterFromJuliet(int verse) {
-
-        String res = null;
-        try {
-            InputStream out = JulietMailbox.getInputStream();
-            res = stringFromByteArray(out.readAllBytes());
-            out.close();
-        } catch (IOException e) {
-            PlayWriter.die(e);
-        }
-
-        assert res != null;
+        String res = recvLine(JulietMailbox);
         res = res.substring(0, res.length()-1);
-
         theNovel[verse][1] = Double.parseDouble(res);
-			
         System.out.println("PlayWriter: Juliet's verse " + verse + " -> " + theNovel[verse][1]);
     }
 
@@ -267,6 +206,35 @@ public class PlayWriter {
         return sb.toString();
     }
 
+    public static String recvLine(Socket sock) {
+        InputStream is = null;
+        try {
+            is = sock.getInputStream();
+        } catch (IOException e) {
+            die(e);
+        }
+        assert is != null;
+        String res = null;
+        try {
+            res = new BufferedReader(new InputStreamReader(is)).readLine();
+        } catch (IOException e) {
+            die(e);
+        }
+        assert res != null;
+        return res;
+    }
+
+    public static void sendLine(Socket sock, String in) {
+        OutputStream os = null;
+        try {
+            os = sock.getOutputStream();
+        } catch (IOException e) {
+            die(e);
+        }
+        assert os != null;
+        new PrintWriter(os, true).println(in);
+    }
+
     // TODO: REMOVE THIS
 
     private static final char[] HEX_ARRAY = "0123456789ABCDEF".toCharArray();

romeo-juliet/src/main/java/net/akpain/fsad/ass2/Romeo.java

@@ -45,7 +45,34 @@ public class Romeo extends Thread {
         } catch(Exception e) {
             System.out.println("Romeo: Failed to create own socket " + e);
         }
-   }
+    }
+
+    private Socket getSock() {
+        if (serviceMailbox != null) {
+            return serviceMailbox;
+        }
+        Socket s = null;
+        try {
+            s = ownServerSocket.accept();
+        } catch (IOException e) {
+            PlayWriter.die(e);
+        }
+        assert s != null;
+        serviceMailbox = s;
+        return s;
+    }
+
+    private void closeSocket() {
+//        if (serviceMailbox == null) {
+//            return;
+//        }
+//        try {
+//            serviceMailbox.close();
+//        } catch (IOException e) {
+//            PlayWriter.die(e);
+//        }
+//        serviceMailbox = null;
+    }
 
     //Get acquaintance with lover;
     public Pair<InetAddress,Integer> getAcquaintance() {
@@ -55,42 +82,20 @@ public class Romeo extends Thread {
 
 
     //Retrieves the lover's love
-    public double receiveLoveLetter()
-    {
-        Socket sock = null;
-        try {
-            sock = ownServerSocket.accept();
-        } catch (IOException e) {
-            PlayWriter.die(e);
-        }
-
-        assert sock != null;
-
-        serviceMailbox = sock;
-
-        byte[] input = null;
-        try {
-            input = sock.getInputStream().readAllBytes();
-        } catch (IOException e) {
-            PlayWriter.die(e);
-        }
-        assert input != null;
-
-        System.err.printf("[R] RECV %s\n", PlayWriter.bytesToHex(input));
+    public double receiveLoveLetter() {
+        Socket sock = getSock();
+        String input = PlayWriter.recvLine(sock);
 
         Double res = null;
         try {
-            res = Double.parseDouble(PlayWriter.stringFromByteArray(input).substring(0, input.length - 1));
+            res = Double.parseDouble(input.substring(0, input.length() - 1));
         } catch (NumberFormatException e) {
             PlayWriter.die(e);
         }
 
         assert res != null;
-
         System.out.println("Romeo: O sweet Juliet... (<-" + res + ")");
-
         return res;
-
     }
 
 
@@ -109,21 +114,12 @@ public class Romeo extends Thread {
         System.out.println("Romeo: I would I were thy bird");
         assert serviceMailbox != null;
 
-        SocketChannel chan = serviceMailbox.getChannel();
+        Socket sock = getSock();
 
-        try {
-            chan.write(ByteBuffer.wrap((currentLove + "R").getBytes()));
-            chan.close();
-            serviceMailbox.close();
-        } catch (IOException e) {
-            PlayWriter.die(e);
-        }
-
-        serviceMailbox = null;
+        PlayWriter.sendLine(sock, currentLove + "R");
+        closeSocket();
     }
 
-
-
     //Execution
     public void run () {
         try {