Add singleton annotation
diff --git a/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/AMQPSession.java b/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/AMQPSession.java
index 6664c6f..e4bb8f0 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/AMQPSession.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/AMQPSession.java
@@ -2,6 +2,7 @@
import com.google.gerrit.extensions.annotations.PluginName;
import com.google.inject.Inject;
+import com.google.inject.Singleton;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
@@ -18,6 +19,7 @@
import java.net.URISyntaxException;
import java.util.UUID;
+@Singleton
public class AMQPSession implements ShutdownListener {
private static final Logger LOGGER = LoggerFactory.getLogger(AMQPSession.class);
diff --git a/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/Module.java b/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/Module.java
index 419e8d8..d0e0e93 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/Module.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/Module.java
@@ -24,6 +24,7 @@
protected void configure() {
bind(AMQPSession.class);
bind(Properties.class);
+ bind(RabbitMQManager.class);
DynamicSet.bind(binder(), ChangeListener.class).to(RabbitMQManager.class);
DynamicSet.bind(binder(), LifecycleListener.class).to(RabbitMQManager.class);
}
diff --git a/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/Properties.java b/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/Properties.java
index 4c64247..6d94abe 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/Properties.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/Properties.java
@@ -6,6 +6,7 @@
import com.google.gerrit.server.config.PluginConfig;
import com.google.gerrit.server.config.PluginConfigFactory;
import com.google.inject.Inject;
+import com.google.inject.Singleton;
import com.rabbitmq.client.AMQP;
@@ -16,6 +17,7 @@
import java.util.HashMap;
import java.util.Map;
+@Singleton
public class Properties {
private final static String GERRIT = "gerrit";
diff --git a/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/RabbitMQManager.java b/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/RabbitMQManager.java
index e8f335b..a1ed156 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/RabbitMQManager.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/RabbitMQManager.java
@@ -5,6 +5,7 @@
import com.google.gerrit.server.events.ChangeEvent;
import com.google.gson.Gson;
import com.google.inject.Inject;
+import com.google.inject.Singleton;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -12,6 +13,7 @@
import java.util.Timer;
import java.util.TimerTask;
+@Singleton
public class RabbitMQManager implements ChangeListener, LifecycleListener {
private static final Logger LOGGER = LoggerFactory.getLogger(RabbitMQManager.class);