From 420526884c2571aa4b17c69e98128bfd0612046e Mon Sep 17 00:00:00 2001
From: wjaniszewski <wjaniszewski@13f79535-47bb-0310-9956-ffa450edef68>
Date: Thu, 19 Mar 2009 21:28:08 +0000
Subject: Added timeout feature for reference bindings. Added reference cookies
 - need more testing. Added some comments to organize tasks.

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@756212 13f79535-47bb-0310-9956-ffa450edef68
---
 .../sca/binding/erlang/impl/ErlangNode.java        | 34 +++++++++++++++-------
 1 file changed, 24 insertions(+), 10 deletions(-)

(limited to 'sandbox/wjaniszewski/binding-erlang-runtime/src/main/java/org/apache/tuscany/sca/binding/erlang/impl/ErlangNode.java')

diff --git a/sandbox/wjaniszewski/binding-erlang-runtime/src/main/java/org/apache/tuscany/sca/binding/erlang/impl/ErlangNode.java b/sandbox/wjaniszewski/binding-erlang-runtime/src/main/java/org/apache/tuscany/sca/binding/erlang/impl/ErlangNode.java
index 78ffdfaa49..beeec9fffb 100644
--- a/sandbox/wjaniszewski/binding-erlang-runtime/src/main/java/org/apache/tuscany/sca/binding/erlang/impl/ErlangNode.java
+++ b/sandbox/wjaniszewski/binding-erlang-runtime/src/main/java/org/apache/tuscany/sca/binding/erlang/impl/ErlangNode.java
@@ -19,18 +19,22 @@
 
 package org.apache.tuscany.sca.binding.erlang.impl;
 
+import java.io.IOException;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 
 import org.apache.tuscany.sca.binding.erlang.ErlangBinding;
 import org.apache.tuscany.sca.binding.erlang.impl.exceptions.ErlangException;
 import org.apache.tuscany.sca.interfacedef.Operation;
 import org.apache.tuscany.sca.runtime.RuntimeComponentService;
 
+import com.ericsson.otp.erlang.OtpAuthException;
 import com.ericsson.otp.erlang.OtpConnection;
 import com.ericsson.otp.erlang.OtpSelf;
 
@@ -39,6 +43,9 @@ import com.ericsson.otp.erlang.OtpSelf;
  */
 public class ErlangNode implements Runnable {
 
+	private static final Logger logger = Logger.getLogger(ErlangNode.class
+			.getName());
+
 	private Map<String, ErlangNodeElement> erlangModules = new HashMap<String, ErlangNodeElement>();
 	private ErlangNodeElement erlangMbox;
 	private boolean mboxNode;
@@ -53,7 +60,7 @@ public class ErlangNode implements Runnable {
 		self = new OtpSelf(name);
 		boolean registered = self.publishPort();
 		if (!registered) {
-			// TODO: externalize messages?
+			// TODO: externalize message?
 			throw new ErlangException(
 					"Problem with publishing service under epmd server.");
 		}
@@ -65,15 +72,20 @@ public class ErlangNode implements Runnable {
 	}
 
 	public void run() {
+		// FIXME: add configurable thread pools
 		executors = Executors.newFixedThreadPool(10);
 		while (!stopRequested) {
 			try {
 				OtpConnection connection = self.accept();
 				executors.execute(new ServiceExecutor(connection,
-						groupedOperations, erlangModules, erlangMbox));
-			} catch (Exception e) {
-				// TODO: handle exception
-				e.printStackTrace();
+						groupedOperations, erlangModules, erlangMbox, name));
+			} catch (IOException e) {
+				// TODO: externalzie message?
+				logger.log(Level.WARNING,
+						"Error occured while accepting connection on '" + name
+								+ "' node");
+			} catch (OtpAuthException e) {
+				// TODO: log bad authentication attempt
 			}
 		}
 	}
@@ -82,8 +94,9 @@ public class ErlangNode implements Runnable {
 			RuntimeComponentService service) throws ErlangException {
 		if (binding.isMbox()) {
 			if (mboxNode) {
-				// TODO: externalize message
-				// TODO: really want to throw exception? Log only?
+				// TODO: externalize message?
+				// NOTE: if mbox registered more than once for node then
+				// exception will be thrown
 				throw new ErlangException("Node " + binding.getNode()
 						+ " already defined as mbox node");
 			} else {
@@ -107,14 +120,15 @@ public class ErlangNode implements Runnable {
 			}
 		} else {
 			if (erlangModules.containsKey(binding.getModule())) {
-				// TODO: externalize message
-				// TODO: really want to throw exception? Log only?
+				// TODO: externalize message?
+				// NOTE: if the same module was registered more than once than
+				// exception will be thrown
 				throw new ErlangException("Module " + binding.getModule()
 						+ " already defined under " + name
 						+ " node. Duplicate module won't be started");
 			} else {
 				if (erlangModules.size() == 0) {
-					// TODO: should ErlangNode manage its thread?
+					// NOTE: Erlang node is managing it's thread by itself. Just noticing.
 					Thread selfThread = new Thread(this);
 					selfThread.start();
 				}
-- 
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