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authorMagdalena Grodzińska <mag.grodzinska@gmail.com>2019-12-23 19:07:46 +0100
committerMagdalena Grodzińska <mag.grodzinska@gmail.com>2019-12-23 19:07:46 +0100
commit6af48bd213350954914e899b2bf23ebd0da5ed22 (patch)
tree4e256e16e12a2271f7eddc8c889199f0fe5bd7b5 /src/main/java
parent3b19a4abfdad42beb3e8c34fe902bd5c0c2aaf4e (diff)
Implement executor and event bus dispatch on threads and queues
Diffstat (limited to 'src/main/java')
-rw-r--r--src/main/java/pl/edu/mimuw/cloudatlas/agent/Agent.java77
1 files changed, 73 insertions, 4 deletions
diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/agent/Agent.java b/src/main/java/pl/edu/mimuw/cloudatlas/agent/Agent.java
index 8eb8b4f..0cfdfd6 100644
--- a/src/main/java/pl/edu/mimuw/cloudatlas/agent/Agent.java
+++ b/src/main/java/pl/edu/mimuw/cloudatlas/agent/Agent.java
@@ -4,24 +4,93 @@ import java.rmi.RemoteException;
import java.rmi.registry.LocateRegistry;
import java.rmi.registry.Registry;
import java.rmi.server.UnicastRemoteObject;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+import pl.edu.mimuw.cloudatlas.agent.message.AgentMessage;
import pl.edu.mimuw.cloudatlas.api.Api;
import pl.edu.mimuw.cloudatlas.interpreter.Main;
import pl.edu.mimuw.cloudatlas.model.ZMI;
public class Agent {
- public static void main(String[] args) {
+
+ public static void runRegistry() {
try {
ZMI root = Main.createTestHierarchy2();
ApiImplementation api = new ApiImplementation(root);
Api apiStub =
- (Api) UnicastRemoteObject.exportObject(api, 0);
+ (Api) UnicastRemoteObject.exportObject(api, 0);
Registry registry = LocateRegistry.getRegistry();
registry.rebind("Api", apiStub);
- System.out.println("Api bound");
+ System.out.println("Agent: api bound");
} catch (Exception e) {
- System.err.println("Agent exception:");
+ System.err.println("Agent registry initialization exception:");
e.printStackTrace();
}
}
+
+ public static HashMap<AgentMessage.AgentModule, Module> initializeModules() {
+ HashMap<AgentMessage.AgentModule, Module> modules = new HashMap<AgentMessage.AgentModule, Module>();
+ // TODO add modules as we implement them
+ return modules;
+ }
+
+ public static HashMap<AgentMessage.AgentModule, Executor> initializeExecutors(
+ HashMap<AgentMessage.AgentModule, Module> modules) {
+ HashMap<AgentMessage.AgentModule, Executor> executors = new HashMap<AgentMessage.AgentModule, Executor>();
+ Iterator it = modules.entrySet().iterator();
+
+ while (it.hasNext()) {
+ Map.Entry<AgentMessage.AgentModule, Module> moduleEntry =
+ (Map.Entry<AgentMessage.AgentModule, Module>) it.next();
+ Module module = moduleEntry.getValue();
+ Executor executor = new Executor(module);
+ executors.put(moduleEntry.getKey(), executor);
+ }
+
+ return executors;
+ }
+
+ public static ArrayList<Thread> initializeExecutorThreads(HashMap<AgentMessage.AgentModule, Executor> executors) {
+ ArrayList<Thread> executorThreads = new ArrayList<Thread>();
+ Iterator it = executors.entrySet().iterator();
+
+ while (it.hasNext()) {
+ Map.Entry<AgentMessage.AgentModule, Executor> executorEntry =
+ (Map.Entry<AgentMessage.AgentModule, Executor>) it.next();
+ Thread thread = new Thread(executorEntry.getValue());
+ thread.setDaemon(true);
+ System.out.println("Initializing executor " + executorEntry.getKey());
+ thread.start();
+ executorThreads.add(thread);
+ }
+
+ return executorThreads;
+ }
+
+ public static void closeExecutors(ArrayList<Thread> executorThreads) {
+ for (Thread executorThread : executorThreads) {
+ executorThread.interrupt();
+ }
+ }
+
+ public static void runModulesAsThreads() {
+ HashMap<AgentMessage.AgentModule, Module> modules = initializeModules();
+ HashMap<AgentMessage.AgentModule, Executor> executors = initializeExecutors(modules);
+ ArrayList<Thread> executorThreads = initializeExecutorThreads(executors);
+
+ Thread eventBusThread = new Thread(new EventBus(executors));
+ System.out.println("Initializing event bus");
+ eventBusThread.start();
+
+ System.out.println("Closing executors");
+ closeExecutors(executorThreads);
+ }
+
+ public static void main(String[] args) {
+ runRegistry();
+ runModulesAsThreads();
+ }
}