Handler for $ messages. These messages are ignored.

vscode-extensions/commons/commons-language-server/src/main/java/org/springframework/ide/vscode/commons/languageserver/util/ServiceNotificationsClient.java

@@ -0,0 +1,26 @@
+package org.springframework.ide.vscode.commons.languageserver.util;
+
+import org.eclipse.lsp4j.jsonrpc.services.JsonNotification;
+import org.eclipse.lsp4j.jsonrpc.services.JsonSegment;
+
+/**
+ * Handler for $ messages. They should/could be ignored since they depend on the
+ * implementation capabilities on the server.
+ *
+ * @author Alex Boyko
+ *
+ */
+@JsonSegment("$")
+public interface ServiceNotificationsClient {
+
+	@JsonNotification
+	default void setTraceNotification(Object param) {
+		// Ignore Message
+	}
+
+	@JsonNotification
+	default void logTraceNotification(Object param) {
+		// Ignore Message
+	}
+
+}

vscode-extensions/commons/commons-language-server/src/main/java/org/springframework/ide/vscode/commons/languageserver/util/SimpleLanguageServer.java

@@ -35,7 +35,7 @@ import org.springframework.ide.vscode.commons.util.text.TextDocument;
  * here so we can try to keep the subclass itself more 'clutter free' and focus on
  * what its really doing and not the 'wiring and plumbing'.
  */
-public abstract class SimpleLanguageServer implements LanguageServer, LanguageClientAware {
+public abstract class SimpleLanguageServer implements LanguageServer, LanguageClientAware, ServiceNotificationsClient {
 
     private static final Logger LOG = Logger.getLogger(SimpleLanguageServer.class.getName());