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-rw-r--r--juick-api/src/main/java/com/juick/api/TGBot.java23
-rw-r--r--juick-api/src/main/java/com/juick/api/configuration/ApiAppConfiguration.java2
2 files changed, 25 insertions, 0 deletions
diff --git a/juick-api/src/main/java/com/juick/api/TGBot.java b/juick-api/src/main/java/com/juick/api/TGBot.java
index 7e261540..7456c8e7 100644
--- a/juick-api/src/main/java/com/juick/api/TGBot.java
+++ b/juick-api/src/main/java/com/juick/api/TGBot.java
@@ -15,6 +15,9 @@ import com.pengrad.telegrambot.response.SendResponse;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.web.socket.CloseStatus;
+import org.springframework.web.socket.PingMessage;
import org.springframework.web.socket.TextMessage;
import org.springframework.web.socket.WebSocketSession;
import org.springframework.web.socket.handler.TextWebSocketHandler;
@@ -40,6 +43,8 @@ public class TGBot extends TextWebSocketHandler {
@Inject
MessagesService messagesService;
+ WebSocketSession session;
+
private TGBot() {
throw new IllegalStateException();
}
@@ -64,6 +69,24 @@ public class TGBot extends TextWebSocketHandler {
}
@Override
+ public void afterConnectionEstablished(WebSocketSession session) throws Exception {
+ logger.info("WebSocket connected");
+ this.session = session;
+ }
+
+ @Override
+ public void afterConnectionClosed(WebSocketSession session, CloseStatus status) throws Exception {
+ logger.info("WebSocket disconnected with code {}: {}", status.getCode(), status.getReason());
+ this.session = null;
+ }
+
+ @Scheduled(fixedRate = 30000)
+ public void ping() throws IOException {
+ logger.debug("Sending WebSocket ping");
+ session.sendMessage(new PingMessage());
+ }
+
+ @Override
protected void handleTextMessage(WebSocketSession session, TextMessage text) throws Exception {
com.juick.Message jmsg = ms.readValue(text.asBytes(), com.juick.Message.class);
diff --git a/juick-api/src/main/java/com/juick/api/configuration/ApiAppConfiguration.java b/juick-api/src/main/java/com/juick/api/configuration/ApiAppConfiguration.java
index 1781f5a6..5ca1def1 100644
--- a/juick-api/src/main/java/com/juick/api/configuration/ApiAppConfiguration.java
+++ b/juick-api/src/main/java/com/juick/api/configuration/ApiAppConfiguration.java
@@ -7,6 +7,7 @@ import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.PropertySource;
import org.springframework.core.env.Environment;
+import org.springframework.scheduling.annotation.EnableScheduling;
import org.springframework.web.socket.client.WebSocketConnectionManager;
import org.springframework.web.socket.client.standard.StandardWebSocketClient;
@@ -16,6 +17,7 @@ import javax.inject.Inject;
* Created by aalexeev on 11/12/16.
*/
@Configuration
+@EnableScheduling
@PropertySource("classpath:juick.conf")
public class ApiAppConfiguration {
@Inject