added commands to manually deal with live hover process connections

eclipse-language-servers/org.springframework.tooling.boot.ls/plugin.xml

@@ -358,4 +358,12 @@
    </extension>
    -->
 
+   <extension
+         point="org.eclipse.ui.quickAccess">
+      <computer
+            class="org.springframework.tooling.boot.ls.commands.LiveProcessCommandsQuickAccessProvider"
+            name="Spring - Live Process Information"
+            requiresUIAccess="false"/>
+   </extension>
+
 </plugin>

eclipse-language-servers/org.springframework.tooling.boot.ls/src/org/springframework/tooling/boot/ls/commands/LiveProcessCommandElement.java

@@ -0,0 +1,99 @@
+/*******************************************************************************
+ * Copyright (c) 2019 Pivotal, Inc.
+ * 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
+ * https://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Pivotal, Inc. - initial API and implementation
+ *******************************************************************************/
+package org.springframework.tooling.boot.ls.commands;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.CompletableFuture;
+
+import org.eclipse.jdt.annotation.NonNull;
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.lsp4e.LanguageServiceAccessor;
+import org.eclipse.lsp4j.ExecuteCommandParams;
+import org.eclipse.lsp4j.services.LanguageServer;
+import org.eclipse.ui.quickaccess.QuickAccessElement;
+
+/**
+ * @author Martin Lippert
+ */
+@SuppressWarnings("restriction")
+public class LiveProcessCommandElement extends QuickAccessElement {
+	
+	public static final String COMMAND_LIST_PROCESSES = "sts/livedata/listProcesses";
+	public static final String COMMAND_CONNECT = "sts/livedata/connect";
+	public static final String COMMAND_REFRESH = "sts/livedata/refresh";
+	public static final String COMMAND_DISCONNECT = "sts/livedata/disconnect";
+	
+	private final String processKey;
+	private final String label;
+	private final String action;
+
+	public LiveProcessCommandElement(String processKey, String label, String action) {
+		super();
+		this.processKey = processKey;
+		this.label = label;
+		this.action = action;
+	}
+
+	@Override
+	public String getLabel() {
+		if (COMMAND_REFRESH.equals(action)) {
+			return "Refresh Live Data for: " + label;
+		}
+		else if (COMMAND_CONNECT.equals(action)) {
+			return "Show live data for: " + label;
+		}
+		else if (COMMAND_DISCONNECT.equals(action)) {
+			return "Disconnect live data from: " + label;
+		}
+		else {
+			// error case
+			return "No live data action avaiable for: " + label;
+		}
+	}
+
+	@Override
+	public ImageDescriptor getImageDescriptor() {
+		return null;
+	}
+
+	@Override
+	public String getId() {
+		return processKey + action;
+	}
+
+	@Override
+	public void execute() {
+		System.out.println("EXECUTE THE COMMAND !!!");
+		
+		List<@NonNull LanguageServer> usedLanguageServers = LanguageServiceAccessor.getActiveLanguageServers(serverCapabilities -> true);
+
+		if (usedLanguageServers.isEmpty()) {
+			return;
+		}
+		
+		ExecuteCommandParams commandParams = new ExecuteCommandParams();
+		commandParams.setCommand(this.action);
+		
+		List<Object> arguments = new ArrayList<>();
+		Map<String, String> argumentMap = new HashMap<>();
+		argumentMap.put("processKey", this.processKey);
+		arguments.add(argumentMap);
+		
+		commandParams.setArguments(arguments);
+
+		CompletableFuture.allOf(usedLanguageServers.stream().map(ls ->
+			ls.getWorkspaceService().executeCommand(commandParams)).toArray(CompletableFuture[]::new)).join();
+	}
+
+}

eclipse-language-servers/org.springframework.tooling.boot.ls/src/org/springframework/tooling/boot/ls/commands/LiveProcessCommandsQuickAccessProvider.java

@@ -0,0 +1,98 @@
+/*******************************************************************************
+ * Copyright (c) 2019 Pivotal, Inc.
+ * 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
+ * https://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Pivotal, Inc. - initial API and implementation
+ *******************************************************************************/
+package org.springframework.tooling.boot.ls.commands;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.CompletableFuture;
+
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.jdt.annotation.NonNull;
+import org.eclipse.lsp4e.LanguageServiceAccessor;
+import org.eclipse.lsp4j.ExecuteCommandParams;
+import org.eclipse.lsp4j.services.LanguageServer;
+import org.eclipse.ui.quickaccess.IQuickAccessComputer;
+import org.eclipse.ui.quickaccess.IQuickAccessComputerExtension;
+import org.eclipse.ui.quickaccess.QuickAccessElement;
+
+/**
+ * @author Martin Lippert
+ */
+@SuppressWarnings("restriction")
+public class LiveProcessCommandsQuickAccessProvider implements IQuickAccessComputer, IQuickAccessComputerExtension {
+
+	private List<@NonNull LanguageServer> usedLanguageServers;
+
+	@Override
+	public QuickAccessElement[] computeElements() {
+		return new QuickAccessElement[0];
+	}
+
+	@Override
+	public void resetState() {
+	}
+
+	@Override
+	public boolean needsRefresh() {
+		return this.usedLanguageServers == null;
+	}
+
+	@Override
+	public QuickAccessElement[] computeElements(String query, IProgressMonitor monitor) {
+		System.out.println("COMPUTE QUICK ACCESS ELEMENTS !!!");
+		
+		this.usedLanguageServers = LanguageServiceAccessor.getActiveLanguageServers(serverCapabilities -> true);
+
+		if (usedLanguageServers.isEmpty()) {
+			return new QuickAccessElement[0];
+		}
+		
+		ExecuteCommandParams commandParams = new ExecuteCommandParams();
+		commandParams.setCommand(LiveProcessCommandElement.COMMAND_LIST_PROCESSES);
+
+		List<QuickAccessElement> res = Collections.synchronizedList(new ArrayList<>());
+		CompletableFuture.allOf(usedLanguageServers.stream().map(ls ->
+		ls.getWorkspaceService().executeCommand(commandParams).thenAcceptAsync(commandResult ->
+			createCommandItems(res, commandResult))).toArray(CompletableFuture[]::new)).join();
+		
+		System.out.println("quick access elements computed: " + res.size());
+		
+		for (QuickAccessElement quickAccessElement : res) {
+			System.out.println("generated element: " + quickAccessElement.getLabel());
+		}
+
+		return res.toArray(new QuickAccessElement[res.size()]);
+	}
+
+	private void createCommandItems(List<QuickAccessElement> res, Object commandResult) {
+		System.out.println(commandResult);
+		
+		if (commandResult instanceof List<?>) {
+			List<?> allCommands = (List<?>) commandResult;
+			for (Object command : allCommands) {
+				if (command instanceof Map<?, ?>) {
+					res.add(createCommandItem((Map<?, ?>)command));
+				}
+			}
+		}
+	}
+
+	private LiveProcessCommandElement createCommandItem(Map<?, ?> command) {
+		String processKey = (String) command.get("processKey");
+		String label = (String) command.get("label");
+		String action = (String) command.get("action");
+		
+		return new LiveProcessCommandElement(processKey, label, action);
+	}
+
+}