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Merge pull request #2 from RoryMalcolm/multi_party_session_types
Multi party session types
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50 changes: 50 additions & 0 deletions
50
src/main/java/com/dynosesh/example/multiparty/bookstore/BookStore.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,50 @@ | ||
| package com.dynosesh.example.multiparty.bookstore; | ||
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| import com.dynosesh.Sendable; | ||
| import com.dynosesh.example.multiparty.bookstore.types.Okay; | ||
| import com.dynosesh.example.multiparty.bookstore.types.SendableDateTime; | ||
| import com.dynosesh.example.multiparty.bookstore.types.SendableInteger; | ||
| import java.io.IOException; | ||
| import java.io.ObjectInputStream; | ||
| import java.io.ObjectOutputStream; | ||
| import java.net.Socket; | ||
| import java.util.Date; | ||
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| public class BookStore implements Runnable { | ||
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| private int port; | ||
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| public BookStore(int port) { | ||
| this.port = port; | ||
| } | ||
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| @Override | ||
| public void run() { | ||
| try { | ||
| Socket socket = new Socket("localhost", port); | ||
| ObjectOutputStream objectOutputStream = new ObjectOutputStream(socket.getOutputStream()); | ||
| objectOutputStream.flush(); | ||
| ObjectInputStream objectInputStream = new ObjectInputStream(socket.getInputStream()); | ||
| streamsInitialised(objectOutputStream, objectInputStream); | ||
| } catch (IOException e) { | ||
| e.printStackTrace(); | ||
| } catch (ClassNotFoundException e) { | ||
| System.out.println("Protocol was violated on the BookStore!"); | ||
| e.printStackTrace(); | ||
| } | ||
| } | ||
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| private void streamsInitialised(ObjectOutputStream objectOutputStream, | ||
| ObjectInputStream objectInputStream) throws IOException, ClassNotFoundException { | ||
| Sendable inputTitle = (Sendable) objectInputStream.readObject(); | ||
| System.out.println("BookStore: received " + inputTitle.getPayload()); | ||
| objectOutputStream.writeObject(new SendableInteger(10, "1")); | ||
| objectOutputStream.writeObject(new SendableInteger(10, "2")); | ||
| objectOutputStream.writeObject(new Okay(true, "1")); | ||
| Sendable inputOkay = (Sendable) objectInputStream.readObject(); | ||
| Sendable inputAddress = (Sendable) objectInputStream.readObject(); | ||
| System.out.println("BookStore: received address " + inputAddress.getPayload()); | ||
| objectOutputStream.writeObject(new SendableDateTime(new Date(), "2")); | ||
| Sendable inputQuit = (Sendable) objectInputStream.readObject(); | ||
| } | ||
| } |
48 changes: 48 additions & 0 deletions
48
src/main/java/com/dynosesh/example/multiparty/bookstore/BuyerOne.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| package com.dynosesh.example.multiparty.bookstore; | ||
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| import com.dynosesh.Sendable; | ||
| import com.dynosesh.example.multiparty.bookstore.types.SendableInteger; | ||
| import com.dynosesh.example.multiparty.bookstore.types.SendableString; | ||
| import java.io.IOException; | ||
| import java.io.ObjectInputStream; | ||
| import java.io.ObjectOutputStream; | ||
| import java.net.Socket; | ||
|
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| public class BuyerOne implements Runnable { | ||
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| private int port; | ||
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| public BuyerOne(int port) { | ||
| this.port = port; | ||
| } | ||
|
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| @Override | ||
| public void run() { | ||
| try { | ||
| Socket socket = new Socket("localhost", port); | ||
| ObjectOutputStream objectOutputStream = new ObjectOutputStream(socket.getOutputStream()); | ||
| objectOutputStream.flush(); | ||
| ObjectInputStream objectInputStream = new ObjectInputStream(socket.getInputStream()); | ||
| streamsInitialised(objectOutputStream, objectInputStream); | ||
| } catch (IOException e) { | ||
| e.printStackTrace(); | ||
| } catch (ClassNotFoundException e) { | ||
| System.out.println("Protocol was violated on BuyerOne!"); | ||
| e.printStackTrace(); | ||
| } | ||
|
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| } | ||
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| private void streamsInitialised(ObjectOutputStream objectOutputStream, | ||
| ObjectInputStream objectInputStream) throws IOException, ClassNotFoundException { | ||
| objectOutputStream.writeObject(new SendableString("The New Old World by Perry Anderson", | ||
| "0")); | ||
| Sendable quote = (Sendable) objectInputStream.readObject(); | ||
| System.out.println(" BuyerOne: quote is " + quote.getPayload()); | ||
| Sendable okay = (Sendable) objectInputStream.readObject(); | ||
| System.out.println(" BuyerOne: received Okay"); | ||
| Integer returnValue = (Integer) quote.getPayload(); | ||
| objectOutputStream.writeObject(new SendableInteger(returnValue / 2, "2")); | ||
| } | ||
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| } |
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