Fix Maven build shortcut (Alt+Shift+X+M) not working since Eclipse 2023-09

org.eclipse.m2e.launching/plugin.xml

@@ -35,6 +35,19 @@
              categoryId="org.eclipse.debug.ui.category.run"/>
   </extension>
 
+  <extension point="org.eclipse.ui.handlers">
+    <handler commandId="org.eclipse.m2e.core.pomFileAction.run"
+             class="org.eclipse.m2e.actions.MavenLaunchShortcutHandler"/>
+    <handler commandId="org.eclipse.m2e.actions.LifeCycleInstall.run"
+             class="org.eclipse.m2e.actions.MavenLaunchShortcutHandler:install"/>
+    <handler commandId="org.eclipse.m2e.actions.LifeCycleClean.run"
+             class="org.eclipse.m2e.actions.MavenLaunchShortcutHandler:clean"/>
+    <handler commandId="org.eclipse.m2e.actions.LifeCycleTest.run"
+             class="org.eclipse.m2e.actions.MavenLaunchShortcutHandler:test"/>
+    <handler commandId="org.eclipse.m2e.actions.LifeCycleGenerateSources.run"
+             class="org.eclipse.m2e.actions.MavenLaunchShortcutHandler:generate-sources"/>
+  </extension>
+
   <extension point="org.eclipse.ui.bindings">
     <key sequence="M3+M2+X M"
          contextId="org.eclipse.ui.contexts.window"

org.eclipse.m2e.launching/src/org/eclipse/m2e/actions/MavenLaunchShortcutHandler.java

@@ -0,0 +1,124 @@
+/*******************************************************************************
+ * Copyright (c) 2024 Eclipse Foundation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License 2.0
+ * which accompanies this distribution, and is available at
+ * https://www.eclipse.org/legal/epl-2.0/
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *      Eclipse Foundation - initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.m2e.actions;
+
+import org.eclipse.core.commands.AbstractHandler;
+import org.eclipse.core.commands.ExecutionEvent;
+import org.eclipse.core.commands.ExecutionException;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IConfigurationElement;
+import org.eclipse.core.runtime.IExecutableExtension;
+import org.eclipse.debug.core.DebugPlugin;
+import org.eclipse.debug.core.ILaunchConfiguration;
+import org.eclipse.debug.core.ILaunchConfigurationType;
+import org.eclipse.debug.core.ILaunchManager;
+import org.eclipse.debug.ui.DebugUITools;
+import org.eclipse.debug.ui.IDebugUIConstants;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.ui.handlers.HandlerUtil;
+
+/**
+ * Handler for Maven launch shortcuts that re-runs the most recent Maven launch configuration
+ * or opens the launch dialog if no previous launch exists.
+ */
+public class MavenLaunchShortcutHandler extends AbstractHandler implements IExecutableExtension {
+
+	private String goalName;
+
+	public MavenLaunchShortcutHandler() {
+		this(null);
+	}
+
+	public MavenLaunchShortcutHandler(String goalName) {
+		this.goalName = goalName;
+	}
+
+	@Override
+	public void setInitializationData(IConfigurationElement config, String propertyName, Object data)
+			throws CoreException {
+		if (data instanceof String) {
+			this.goalName = (String) data;
+		}
+	}
+
+	@Override
+	public Object execute(ExecutionEvent event) throws ExecutionException {
+		String mode = ILaunchManager.RUN_MODE;
+
+		// If a specific goal is set, try to find a matching configuration or create one
+		if (goalName != null && !goalName.isEmpty()) {
+			// Delegate to ExecutePomAction for goal-specific launches
+			ExecutePomAction action = new ExecutePomAction();
+			try {
+				action.setInitializationData(null, null, goalName);
+			} catch (Exception e) {
+				throw new ExecutionException("Failed to initialize action", e);
+			}
+
+			ISelection selection = HandlerUtil.getCurrentSelection(event);
+			action.launch(selection, mode);
+		} else {
+			// For general Maven build, try to re-run the last launch or open dialog
+			ILaunchConfiguration config = getLastLaunchedMavenConfiguration();
+
+			if (config != null) {
+				// Re-run the last Maven launch
+				DebugUITools.launch(config, mode);
+			} else {
+				// No previous launch - delegate to ExecutePomAction which will show dialog
+				ExecutePomAction action = new ExecutePomAction();
+				try {
+					action.setInitializationData(null, null, "WITH_DIALOG");
+				} catch (Exception e) {
+					throw new ExecutionException("Failed to initialize action", e);
+				}
+
+				ISelection selection = HandlerUtil.getCurrentSelection(event);
+				action.launch(selection, mode);
+			}
+		}
+
+		return null;
+	}
+
+	/**
+	 * Gets the most recently launched Maven configuration
+	 */
+	private ILaunchConfiguration getLastLaunchedMavenConfiguration() {
+		try {
+			ILaunchManager launchManager = DebugPlugin.getDefault().getLaunchManager();
+			ILaunchConfigurationType mavenType = launchManager
+					.getLaunchConfigurationType(MavenLaunchConstants.LAUNCH_CONFIGURATION_TYPE_ID);
+
+			if (mavenType == null) {
+				return null;
+			}
+
+			// Get the launch history for the run mode
+			ILaunchConfiguration[] history = DebugPlugin.getDefault().getLaunchManager()
+					.getLaunchHistory(IDebugUIConstants.ID_RUN_LAUNCH_GROUP);
+
+			// Find the most recent Maven launch configuration
+			for (ILaunchConfiguration config : history) {
+				if (config.getType().equals(mavenType)) {
+					return config;
+				}
+			}
+		} catch (Exception e) {
+			// If there's any error, return null and let the action handle it
+		}
+
+		return null;
+	}
+}