From 6afd696b36d4bb72d0cc04fa2f91416cc4bc5ffb Mon Sep 17 00:00:00 2001
From: BoykoAlex <aboyko@pivotal.io>
Date: Thu, 10 May 2018 12:08:00 -0400
Subject: [PATCH] Support `workspace/executeClientCommand` protocol extension

---
 lib/main.js | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

diff --git a/lib/main.js b/lib/main.js
index 6c9de10..820e257 100644
--- a/lib/main.js
+++ b/lib/main.js
@@ -11,9 +11,9 @@ const {
   removeUnusedImportProvider
 } = actionProviders
 
-const serverDownloadUrl = 'http://download.eclipse.org/jdtls/milestones/0.14.0/jdt-language-server-0.14.0-201802282111.tar.gz'
+const serverDownloadUrl = 'http://download.eclipse.org/jdtls/milestones/0.17.0/jdt-language-server-0.17.0-201804162308.tar.gz'
 const serverDownloadSize = 35873467
-const serverLauncher = '/plugins/org.eclipse.equinox.launcher_1.5.0.v20180119-0753.jar'
+const serverLauncher = '/plugins/org.eclipse.equinox.launcher_1.5.0.v20180207-1446.jar'
 const minJavaRuntime = 1.8
 const bytesToMegabytes = 1024 * 1024
 
@@ -85,6 +85,19 @@ class JavaLanguageClient extends AutoLanguageClient {
     )
   }
 
+  postInitialization(server) {
+    server.connection._onRequest( {method: 'workspace/executeClientCommand'}, params => this.executeClientCommand(params));
+  }
+
+  executeClientCommand(params) {
+    const commands = this.getLspCommandsRegistry();
+    return commands.execute(params.command, params.arguments);
+  }
+
+  getLspCommandsRegistry() {
+    return global.lspCommandRegistry;
+  }
+
   checkJavaVersion (command) {
     return new Promise((resolve, reject) => {
       const childProcess = cp.spawn(command, [ '-showversion', '-version' ])
@@ -209,7 +222,7 @@ class JavaLanguageClient extends AutoLanguageClient {
     return atom.packages.getLoadedPackages()
         .filter(pkg => Array.isArray(pkg.metadata.javaExtensions))
         .map(pkg => pkg.metadata.javaExtensions.map(p => path.resolve(pkg.path, p)))
-        .reduce(e => e.concat([]), []);
+        .reduce((a, e) => a.concat(e));
   }
 
   updateInstallStatus (status) {