From 8a4244634e8dacc7a92a37efa7033f3b2f668bc0 Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Thu, 20 Sep 2018 16:13:48 +0300
Subject: Notifications: trying to do clean shutdown

---
 .../java/com/juick/components/Notifications.java   | 89 ++++++++++++----------
 1 file changed, 49 insertions(+), 40 deletions(-)

(limited to 'juick-notifications')

diff --git a/juick-notifications/src/main/java/com/juick/components/Notifications.java b/juick-notifications/src/main/java/com/juick/components/Notifications.java
index ec6ffe9c..15af4a52 100644
--- a/juick-notifications/src/main/java/com/juick/components/Notifications.java
+++ b/juick-notifications/src/main/java/com/juick/components/Notifications.java
@@ -28,7 +28,6 @@ import com.turo.pushy.apns.ApnsClient;
 import com.turo.pushy.apns.PushNotificationResponse;
 import com.turo.pushy.apns.util.ApnsPayloadBuilder;
 import com.turo.pushy.apns.util.SimpleApnsPushNotification;
-import com.turo.pushy.apns.util.concurrent.PushNotificationFuture;
 import com.turo.pushy.apns.util.concurrent.PushNotificationResponseListener;
 import io.netty.util.concurrent.Future;
 import org.apache.commons.lang3.StringUtils;
@@ -234,23 +233,25 @@ public class Notifications extends TextWebSocketHandler implements NotificationC
     }
 
     private void processAPNSResponse(String token, PushNotificationResponse<SimpleApnsPushNotification> pushNotificationResponse) {
-        if (pushNotificationResponse.isAccepted()) {
-            logger.info("APNS accepted: {}", token);
-        } else {
-            String reason = pushNotificationResponse.getRejectionReason();
-            logger.info("APNS rejected: {}", reason);
-            if (reason.equals("BadDeviceToken")) {
-                invalidAPNSTokens.add(token);
+        if (!closeFlag.get()) {
+            if (pushNotificationResponse.isAccepted()) {
+                logger.info("APNS accepted: {}", token);
+            } else {
+                String reason = pushNotificationResponse.getRejectionReason();
+                logger.info("APNS rejected: {}", reason);
+                if (reason.equals("BadDeviceToken")) {
+                    invalidAPNSTokens.add(token);
+                }
             }
+            Optional<Date> invalidationDate = Optional.ofNullable(
+                    pushNotificationResponse.getTokenInvalidationTimestamp());
+            invalidationDate.ifPresent(date -> {
+                if (date.before(new Date())) {
+                    logger.info("Token invalidated: {}", token);
+                    invalidAPNSTokens.add(token);
+                }
+            });
         }
-        Optional<Date> invalidationDate = Optional.ofNullable(
-                pushNotificationResponse.getTokenInvalidationTimestamp());
-        invalidationDate.ifPresent(date -> {
-            if (date.before(new Date())) {
-                logger.info("Token invalidated: {}", token);
-                invalidAPNSTokens.add(token);
-            }
-        });
     }
 
     public void addInvalidGCMToken(String token) {
@@ -303,35 +304,41 @@ public class Notifications extends TextWebSocketHandler implements NotificationC
     private final AtomicBoolean closeFlag = new AtomicBoolean(false);
 
     @Override
-    public void afterConnectionEstablished(WebSocketSession session) throws Exception {
-        logger.info("WebSocket connected");
-        this.session = new ConcurrentWebSocketSessionDecorator(session, 60000, 65535);
+    public void afterConnectionEstablished(WebSocketSession session) {
+        if (!closeFlag.get()) {
+            logger.info("WebSocket connected");
+            this.session = new ConcurrentWebSocketSessionDecorator(session, 60000, 65535);
+        }
     }
 
     @Override
-    public void afterConnectionClosed(WebSocketSession session, CloseStatus status) throws Exception {
-        logger.info("WebSocket disconnected with code {}: {}", status.getCode(), status.getReason());
-        applicationEventPublisher.publishEvent(new DisconnectedEvent(this));
+    public void afterConnectionClosed(WebSocketSession session, CloseStatus status) {
+        if (!closeFlag.get()) {
+            logger.info("WebSocket disconnected with code {}: {}", status.getCode(), status.getReason());
+            applicationEventPublisher.publishEvent(new DisconnectedEvent(this));
+        }
     }
 
     @Override
     protected void handleTextMessage(WebSocketSession session, TextMessage text) throws Exception {
-        com.juick.Message jmsg = jsonMapper.readValue(text.asBytes(), com.juick.Message.class);
-
-        if (logger.isInfoEnabled()) // prevent writeValueAsString execution if logger disabled
-            logger.info("got jmsg: {}", jsonMapper.writeValueAsString(jmsg));
         if (!closeFlag.get()) {
+            com.juick.Message jmsg = jsonMapper.readValue(text.asBytes(), com.juick.Message.class);
+
+            if (logger.isInfoEnabled()) // prevent writeValueAsString execution if logger disabled
+                logger.info("got jmsg: {}", jsonMapper.writeValueAsString(jmsg));
             messageReceived(jmsg);
         }
     }
 
     @Scheduled(fixedRate = 30000, initialDelay = 30000)
     public void ping() throws IOException {
-        if (session != null && session.isOpen()) {
-            logger.debug("Sending WebSocket ping");
-            session.sendMessage(new PingMessage());
-        } else if (!closeFlag.get()) {
-            applicationEventPublisher.publishEvent(new DisconnectedEvent(this));
+        if (!closeFlag.get()) {
+            if (session != null && session.isOpen()) {
+                logger.debug("Sending WebSocket ping");
+                session.sendMessage(new PingMessage());
+            } else {
+                applicationEventPublisher.publishEvent(new DisconnectedEvent(this));
+            }
         }
     }
     @PreDestroy
@@ -341,15 +348,17 @@ public class Notifications extends TextWebSocketHandler implements NotificationC
     }
     @Scheduled(fixedRate = 600000)
     public void cleanupTokens() {
-        logger.debug("initializing GCM tokens cleanup: {} tokens", getInvalidGCMTokens().size());
-        deleteTokens("gcm", new ArrayList<>(getInvalidGCMTokens()));
-        cleanupGCMTokens();
-        logger.debug("initializing MPNS tokens cleanup: {} tokens", getInvalidMPNSTokens().size());
-        deleteTokens("mpns", new ArrayList<>(getInvalidMPNSTokens()));
-        cleanupMPNSTokens();
-        logger.debug("initializing APNS tokens cleanup: {} tokens", getInvalidAPNSTokens().size());
-        deleteTokens("apns", new ArrayList<>(getInvalidAPNSTokens()));
-        cleanupMPNSTokens();
+        if (!closeFlag.get()) {
+            logger.debug("initializing GCM tokens cleanup: {} tokens", getInvalidGCMTokens().size());
+            deleteTokens("gcm", new ArrayList<>(getInvalidGCMTokens()));
+            cleanupGCMTokens();
+            logger.debug("initializing MPNS tokens cleanup: {} tokens", getInvalidMPNSTokens().size());
+            deleteTokens("mpns", new ArrayList<>(getInvalidMPNSTokens()));
+            cleanupMPNSTokens();
+            logger.debug("initializing APNS tokens cleanup: {} tokens", getInvalidAPNSTokens().size());
+            deleteTokens("apns", new ArrayList<>(getInvalidAPNSTokens()));
+            cleanupMPNSTokens();
+        }
     }
     private void deleteTokens(String type, List<String> devices) {
         if (devices.size() > 0) {
-- 
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