From 4aaa6218b853873c632aba0ed8696f29640041d1 Mon Sep 17 00:00:00 2001
From: Marcin Chrzanowski <marcin.j.chrzanowski@gmail.com>
Date: Mon, 6 Jan 2020 16:55:11 +0100
Subject: Setup GossipGirl

---
 .../agent/messages/GossipGirlMessage.java          | 25 +++++++++++++++
 .../agent/messages/InitiateGossipMessage.java      | 11 +++++++
 .../edu/mimuw/cloudatlas/agent/modules/Module.java |  5 +++
 .../mimuw/cloudatlas/agent/modules/ModuleType.java |  3 +-
 .../cloudatlas/agent/modules/GossipGirlTest.java   | 37 ++++++++++++++++++++++
 5 files changed, 79 insertions(+), 2 deletions(-)
 create mode 100644 src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/GossipGirlMessage.java
 create mode 100644 src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/InitiateGossipMessage.java
 create mode 100644 src/test/java/pl/edu/mimuw/cloudatlas/agent/modules/GossipGirlTest.java

(limited to 'src')

diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/GossipGirlMessage.java b/src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/GossipGirlMessage.java
new file mode 100644
index 0000000..705d64a
--- /dev/null
+++ b/src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/GossipGirlMessage.java
@@ -0,0 +1,25 @@
+package pl.edu.mimuw.cloudatlas.agent.messages;
+
+import pl.edu.mimuw.cloudatlas.agent.modules.Module;
+import pl.edu.mimuw.cloudatlas.agent.modules.ModuleType;
+
+public abstract class GossipGirlMessage extends AgentMessage {
+    public enum Type {
+        INITIATE
+    }
+
+    private Type type;
+
+    public GossipGirlMessage(String messageId, long timestamp, Type type) {
+        super(messageId, ModuleType.GOSSIP, timestamp);
+        this.type = type;
+    }
+
+    public Type getType() {
+        return type;
+    }
+
+    public void callMe(Module module) throws InterruptedException, Module.InvalidMessageType {
+        module.handleTyped(this);
+    }
+}
diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/InitiateGossipMessage.java b/src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/InitiateGossipMessage.java
new file mode 100644
index 0000000..d216d59
--- /dev/null
+++ b/src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/InitiateGossipMessage.java
@@ -0,0 +1,11 @@
+package pl.edu.mimuw.cloudatlas.agent.messages;
+
+import pl.edu.mimuw.cloudatlas.agent.modules.ModuleType;
+
+public class InitiateGossipMessage extends GossipGirlMessage {
+    private long nextGossipId = 0;
+
+    public InitiateGossipMessage(String messageId, long timestamp) {
+        super(messageId, timestamp, Type.INITIATE);
+    }
+}
diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/Module.java b/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/Module.java
index 0a934cb..5511607 100644
--- a/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/Module.java
+++ b/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/Module.java
@@ -2,6 +2,7 @@ package pl.edu.mimuw.cloudatlas.agent.modules;
 
 import pl.edu.mimuw.cloudatlas.agent.Executor;
 import pl.edu.mimuw.cloudatlas.agent.messages.AgentMessage;
+import pl.edu.mimuw.cloudatlas.agent.messages.GossipGirlMessage;
 import pl.edu.mimuw.cloudatlas.agent.messages.TimerSchedulerMessage;
 import pl.edu.mimuw.cloudatlas.agent.messages.QurnikMessage;
 import pl.edu.mimuw.cloudatlas.agent.messages.RemikMessage;
@@ -33,6 +34,10 @@ public abstract class Module {
         throw new InvalidMessageType("Got a TimerSchedulerMessage in module " + moduleType.toString());
     }
 
+    public void handleTyped(GossipGirlMessage message) throws InterruptedException, InvalidMessageType {
+        throw new InvalidMessageType("Got a GossipGirlMessage in module " + moduleType.toString());
+    }
+
     public void handleTyped(QurnikMessage message) throws InterruptedException, InvalidMessageType {
         throw new InvalidMessageType("Got a QurnikMessage in module " + moduleType.toString());
     }
diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/ModuleType.java b/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/ModuleType.java
index d221f06..40e629a 100644
--- a/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/ModuleType.java
+++ b/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/ModuleType.java
@@ -5,8 +5,7 @@ public enum ModuleType {
     TIMER_GTP,
     RMI,
     UDP,
-    GOSSIP_IN,
-    GOSSIP_OUT,
+    GOSSIP,
     STATE,
     QUERY,
     // for testing
diff --git a/src/test/java/pl/edu/mimuw/cloudatlas/agent/modules/GossipGirlTest.java b/src/test/java/pl/edu/mimuw/cloudatlas/agent/modules/GossipGirlTest.java
new file mode 100644
index 0000000..0658b65
--- /dev/null
+++ b/src/test/java/pl/edu/mimuw/cloudatlas/agent/modules/GossipGirlTest.java
@@ -0,0 +1,37 @@
+package pl.edu.mimuw.cloudatlas.agent.modules;
+
+import org.junit.Before;
+import org.junit.Test;
+import static org.junit.Assert.*;
+
+import pl.edu.mimuw.cloudatlas.agent.MockExecutor;
+import pl.edu.mimuw.cloudatlas.agent.messages.AgentMessage;
+import pl.edu.mimuw.cloudatlas.agent.messages.GetStateMessage;
+import pl.edu.mimuw.cloudatlas.agent.messages.GossipGirlMessage;
+import pl.edu.mimuw.cloudatlas.agent.messages.InitiateGossipMessage;
+import pl.edu.mimuw.cloudatlas.agent.messages.StanikMessage;
+
+public class GossipGirlTest {
+    private GossipGirl gossipGirl;
+    private MockExecutor executor;
+
+    @Before
+    public void setupLocals() {
+        gossipGirl = new GossipGirl();
+        executor = new MockExecutor(gossipGirl);
+    }
+
+    @Test
+    public void initiateGossipRequestsState() throws Exception {
+        InitiateGossipMessage message = new InitiateGossipMessage("test_msg", 0);
+        gossipGirl.handleTyped(message);
+
+        AgentMessage receivedMessage = executor.messagesToPass.poll();
+        assertNotNull(receivedMessage);
+        assertEquals(ModuleType.STATE, receivedMessage.getDestinationModule());
+        StanikMessage stanikMessage = (StanikMessage) receivedMessage;
+        assertEquals(StanikMessage.Type.GET_STATE, stanikMessage.getType());
+        GetStateMessage getStateMessage = (GetStateMessage) stanikMessage;
+        assertEquals(ModuleType.GOSSIP, getStateMessage.getRequestingModule());
+    }
+}
-- 
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