From 8ebb91b139f0b6cba3a3ca5d829c5f71ee1aa7e0 Mon Sep 17 00:00:00 2001
From: Jinbo Wang <jinbwan@microsoft.com>
Date: Thu, 9 Apr 2020 11:00:08 +0800
Subject: [PATCH] add a helper command to get the jdt platform settings

Signed-off-by: Jinbo Wang <jinbwan@microsoft.com>
---
 com.microsoft.java.debug.plugin/plugin.xml    |  1 +
 .../JavaDebugDelegateCommandHandler.java      |  3 ++
 .../plugin/internal/PlatformSettings.java     | 29 +++++++++++++++++++
 3 files changed, 33 insertions(+)
 create mode 100644 com.microsoft.java.debug.plugin/src/main/java/com/microsoft/java/debug/plugin/internal/PlatformSettings.java

diff --git a/com.microsoft.java.debug.plugin/plugin.xml b/com.microsoft.java.debug.plugin/plugin.xml
index 5f7634b14..111e4118f 100644
--- a/com.microsoft.java.debug.plugin/plugin.xml
+++ b/com.microsoft.java.debug.plugin/plugin.xml
@@ -17,6 +17,7 @@
             <command id="vscode.java.resolveBuildFiles"/>
             <command id="vscode.java.isOnClasspath"/>
             <command id="vscode.java.resolveJavaExecutable"/>
+            <command id="vscode.java.fetchPlatformSettings"/>
        </delegateCommandHandler>
    </extension>
 </plugin>
diff --git a/com.microsoft.java.debug.plugin/src/main/java/com/microsoft/java/debug/plugin/internal/JavaDebugDelegateCommandHandler.java b/com.microsoft.java.debug.plugin/src/main/java/com/microsoft/java/debug/plugin/internal/JavaDebugDelegateCommandHandler.java
index 8284abc23..025949a9b 100644
--- a/com.microsoft.java.debug.plugin/src/main/java/com/microsoft/java/debug/plugin/internal/JavaDebugDelegateCommandHandler.java
+++ b/com.microsoft.java.debug.plugin/src/main/java/com/microsoft/java/debug/plugin/internal/JavaDebugDelegateCommandHandler.java
@@ -44,6 +44,7 @@ public class JavaDebugDelegateCommandHandler implements IDelegateCommandHandler
     public static final String RESOLVE_BUILD_FILES = "vscode.java.resolveBuildFiles";
     public static final String IS_ON_CLASSPATH = "vscode.java.isOnClasspath";
     public static final String RESOLVE_JAVA_EXECUTABLE = "vscode.java.resolveJavaExecutable";
+    public static final String FETCH_PLATFORM_SETTINGS = "vscode.java.fetchPlatformSettings";
 
     @Override
     public Object executeCommand(String commandId, List<Object> arguments, IProgressMonitor progress) throws Exception {
@@ -81,6 +82,8 @@ public Object executeCommand(String commandId, List<Object> arguments, IProgress
                 return isOnClasspath(arguments);
             case RESOLVE_JAVA_EXECUTABLE:
                 return ResolveJavaExecutableHandler.resolveJavaExecutable(arguments);
+            case FETCH_PLATFORM_SETTINGS:
+                return PlatformSettings.getPlatformSettings();
             default:
                 break;
         }
diff --git a/com.microsoft.java.debug.plugin/src/main/java/com/microsoft/java/debug/plugin/internal/PlatformSettings.java b/com.microsoft.java.debug.plugin/src/main/java/com/microsoft/java/debug/plugin/internal/PlatformSettings.java
new file mode 100644
index 000000000..9c2764d6a
--- /dev/null
+++ b/com.microsoft.java.debug.plugin/src/main/java/com/microsoft/java/debug/plugin/internal/PlatformSettings.java
@@ -0,0 +1,29 @@
+/*******************************************************************************
+ * Copyright (c) 2020 Microsoft Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Microsoft Corporation - initial API and implementation
+ *******************************************************************************/
+
+package com.microsoft.java.debug.plugin.internal;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.eclipse.jdt.core.JavaCore;
+
+public class PlatformSettings {
+
+    /**
+     * Resolve the JDT platform settings.
+     */
+    public static Map<String, String> getPlatformSettings() {
+        Map<String, String> result = new HashMap<>();
+        result.put("latestSupportedJavaVersion", JavaCore.latestSupportedJavaVersion());
+        return result;
+    }
+}