perf: LSP cancellation support

Fixes redhat-developer#791

Signed-off-by: azerr <[email protected]>

src/main/java/com/redhat/devtools/intellij/lsp4ij/LanguageServerItem.java

@@ -0,0 +1,46 @@
+/*******************************************************************************
+ * Copyright (c) 2023 Red Hat, Inc.
+ * Distributed under license by Red Hat, Inc. All rights reserved.
+ * This program is made available under the terms of the
+ * Eclipse Public License v2.0 which accompanies this distribution,
+ * and is available at https://www.eclipse.org/legal/epl-v20.html
+ *
+ * Contributors:
+ * Red Hat, Inc. - initial API and implementation
+ ******************************************************************************/
+package com.redhat.devtools.intellij.lsp4ij;
+
+import org.eclipse.lsp4j.services.LanguageServer;
+
+/**
+ * Item which stores the initialized LSP4j language server and the language server wrapper.
+ */
+public class LanguageServerItem {
+
+    private final LanguageServerWrapper serverWrapper;
+    private final LanguageServer server;
+
+    public LanguageServerItem(LanguageServer server, LanguageServerWrapper serverWrapper) {
+        this.server = server;
+        this.serverWrapper = serverWrapper;
+    }
+
+    /**
+     * Returns the LSP4j language server.
+     *
+     * @return  the LSP4j language server.
+     */
+    public LanguageServer getServer() {
+        return server;
+    }
+
+    /**
+     * Returns the language server wrapper.
+     *
+     * @return  the language server wrapper.
+     */
+    public LanguageServerWrapper getServerWrapper() {
+        return serverWrapper;
+    }
+
+}