PublishEventListener: Don't hard-code "All-Projects"

"All-Projects" is the default root project name, but it may be
configured to something else [1]. Instead of hard-coding the
name, use the AllProjectsName provider.

[1] http://gerrit-documentation.storage.googleapis.com/Documentation/2.14/config-gerrit.html#gerrit.allProjects

Change-Id: I8b7ed226885fcd50b0b147fa8b280e61afda3cb1
diff --git a/src/main/java/com/cisco/gerrit/plugins/slack/PublishEventListener.java b/src/main/java/com/cisco/gerrit/plugins/slack/PublishEventListener.java
index 6fa6007..6f862f5 100644
--- a/src/main/java/com/cisco/gerrit/plugins/slack/PublishEventListener.java
+++ b/src/main/java/com/cisco/gerrit/plugins/slack/PublishEventListener.java
@@ -23,6 +23,7 @@
 import com.cisco.gerrit.plugins.slack.message.MessageGeneratorFactory;
 import com.google.gerrit.common.EventListener;
 import com.google.gerrit.extensions.annotations.Listen;
+import com.google.gerrit.server.config.AllProjectsName;
 import com.google.gerrit.server.config.PluginConfigFactory;
 import com.google.gerrit.server.events.ChangeMergedEvent;
 import com.google.gerrit.server.events.CommentAddedEvent;
@@ -40,13 +41,13 @@
 public class PublishEventListener implements EventListener {
   private static final Logger LOGGER = LoggerFactory.getLogger(PublishEventListener.class);
 
-  private static final String ALL_PROJECTS = "All-Projects";
-
   private final PluginConfigFactory configFactory;
+  private final AllProjectsName allProjectsName;
 
   @Inject
-  PublishEventListener(PluginConfigFactory configFactory) {
+  PublishEventListener(PluginConfigFactory configFactory, AllProjectsName allProjectsName) {
     this.configFactory = configFactory;
+    this.allProjectsName = allProjectsName;
   }
 
   @Override
@@ -86,7 +87,7 @@
       } else {
         LOGGER.debug("Event " + event + " not currently supported");
 
-        config = new ProjectConfig(configFactory, ALL_PROJECTS);
+        config = new ProjectConfig(configFactory, allProjectsName.get());
 
         messageGenerator = MessageGeneratorFactory.newInstance(event);
       }
diff --git a/src/test/java/com/cisco/gerrit/plugins/slack/PublishEventListenerTest.java b/src/test/java/com/cisco/gerrit/plugins/slack/PublishEventListenerTest.java
index 229f3ef..d672922 100644
--- a/src/test/java/com/cisco/gerrit/plugins/slack/PublishEventListenerTest.java
+++ b/src/test/java/com/cisco/gerrit/plugins/slack/PublishEventListenerTest.java
@@ -20,6 +20,7 @@
 import static org.junit.Assert.assertTrue;
 import static org.mockito.Mockito.mock;
 
+import com.google.gerrit.server.config.AllProjectsName;
 import com.google.gerrit.server.config.PluginConfigFactory;
 import com.google.gerrit.server.events.ChangeMergedEvent;
 import com.google.gerrit.server.events.PatchSetCreatedEvent;
@@ -30,12 +31,13 @@
   private PatchSetCreatedEvent mockPatchSetCreatedEvent = mock(PatchSetCreatedEvent.class);
   private ChangeMergedEvent mockChangeMergedEvent = mock(ChangeMergedEvent.class);
   private PluginConfigFactory mockConfigFactory = mock(PluginConfigFactory.class);
+  private AllProjectsName mockAllProjectsName = mock(AllProjectsName.class);
 
   private PublishEventListener publishEventListener;
 
   @Before
   public void setup() throws Exception {
-    publishEventListener = new PublishEventListener(mockConfigFactory);
+    publishEventListener = new PublishEventListener(mockConfigFactory, mockAllProjectsName);
   }
 
   @Test