feat: configure Maven wrapper usage if available

Signed-off-by: Fred Bricon <[email protected]>

src/main/java/com/redhat/devtools/intellij/quarkus/buildtool/maven/MavenToolDelegate.java

@@ -15,6 +15,7 @@
 import com.intellij.openapi.module.Module;
 import com.intellij.openapi.progress.ProgressIndicator;
 import com.intellij.openapi.project.Project;
+import com.intellij.openapi.project.ProjectUtil;
 import com.intellij.openapi.roots.ModuleRootManager;
 import com.intellij.openapi.vfs.VfsUtilCore;
 import com.intellij.openapi.vfs.VirtualFile;
@@ -23,7 +24,6 @@
 import com.redhat.devtools.intellij.quarkus.buildtool.ProjectImportListener;
 import com.redhat.devtools.intellij.quarkus.run.QuarkusRunConfiguration;
 import com.redhat.devtools.intellij.quarkus.buildtool.BuildToolDelegate;
-import com.redhat.devtools.intellij.quarkus.settings.UserDefinedQuarkusSettings;
 import org.apache.commons.lang3.StringUtils;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.idea.maven.execution.MavenRunConfiguration;
@@ -33,9 +33,11 @@
 import org.jetbrains.idea.maven.model.MavenArtifactInfo;
 import org.jetbrains.idea.maven.model.MavenId;
 import org.jetbrains.idea.maven.project.MavenImportListener;
+import org.jetbrains.idea.maven.project.MavenGeneralSettings;
 import org.jetbrains.idea.maven.project.MavenProject;
 import org.jetbrains.idea.maven.project.MavenProjectsManager;
 import org.jetbrains.idea.maven.server.MavenEmbedderWrapper;
+import org.jetbrains.idea.maven.server.MavenServerManager;
 import org.jetbrains.idea.maven.utils.MavenProcessCanceledException;
 import org.jetbrains.idea.maven.utils.MavenUtil;
 import org.slf4j.Logger;
@@ -45,6 +47,8 @@
 import java.lang.reflect.Method;
 import java.util.*;
 
+import static com.redhat.devtools.intellij.quarkus.buildtool.maven.MavenWrapperUtils.getWrapperDistributionUrl;
+
 public class MavenToolDelegate implements BuildToolDelegate {
     private static final Logger LOGGER = LoggerFactory.getLogger(MavenToolDelegate.class);
 
@@ -63,7 +67,6 @@ public List<VirtualFile>[] getDeploymentFiles(Module module, ProgressIndicator p
         return result;
     }
 
-
     @Override
     public String getDisplay() {
         return "Maven";
@@ -85,6 +88,15 @@ public void processImport(Module module) {
         if (pomFile != null) {
             MavenProjectsManager mavenProjectsManager = MavenProjectsManager.getInstance(project);
             mavenProjectsManager.addManagedFiles(Collections.singletonList(pomFile));
+            MavenGeneralSettings mavenSettings = mavenProjectsManager.getGeneralSettings();
+            //TODO Once 2023-3 is the minimal required version, the following code can be removed
+            var distributionUrl = getWrapperDistributionUrl(ProjectUtil.guessProjectDir(project));
+            if (distributionUrl != null) {
+                String mavenHome = mavenSettings.getMavenHome();
+                if (!MavenServerManager.WRAPPED_MAVEN.equals(mavenHome)){
+                    mavenSettings.setMavenHome(MavenServerManager.WRAPPED_MAVEN);
+                }
+            }
         }
     }
 
@@ -285,4 +297,5 @@ private void ensureRunnerSettings(MavenRunConfiguration mavenConfiguration) {
             mavenConfiguration.setRunnerSettings(new MavenRunnerSettings());
         }
     }
+
 }

src/main/java/com/redhat/devtools/intellij/quarkus/buildtool/maven/MavenWrapperUtils.java

@@ -0,0 +1,50 @@
+// Copyright 2000-2023 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+package com.redhat.devtools.intellij.quarkus.buildtool.maven;
+
+import com.intellij.openapi.vfs.VirtualFile;
+import org.jetbrains.annotations.Nullable;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.util.Properties;
+
+/**
+ * Port of <a href="https://github.com/JetBrains/intellij-community/blob/fa32fd18b2ea30ef9994f9737304df918ba12055/plugins/maven/src/main/java/org/jetbrains/idea/maven/server/MavenWrapperSupport.kt#L177-L187">MavenWrapperSupport.getWrapperDistributionUrl</a> to Java
+ */
+public class MavenWrapperUtils {
+    private static final Logger LOGGER = LoggerFactory.getLogger(MavenWrapperUtils.class);
+    private static final String DISTRIBUTION_URL_PROPERTY = "distributionUrl";
+    private MavenWrapperUtils(){}
+
+    public static String getWrapperDistributionUrl(VirtualFile baseDir) {
+        VirtualFile wrapperPropertiesFile = getWrapperProperties(baseDir);
+        if (wrapperPropertiesFile == null) {
+            return null;
+        }
+
+        try (ByteArrayInputStream stream = new ByteArrayInputStream(wrapperPropertiesFile.contentsToByteArray(true))) {
+            Properties properties = new Properties();
+            properties.load(stream);
+            return properties.getProperty(DISTRIBUTION_URL_PROPERTY);
+        } catch (IOException e) {
+            LOGGER.warn("Failed to read Maven Wrapper from "+baseDir, e);
+        }
+        return null;
+
+    }
+
+    public static @Nullable VirtualFile getWrapperProperties(VirtualFile baseDir) {
+        if (baseDir != null) {
+            VirtualFile mvnDir = baseDir.findChild(".mvn");
+            if (mvnDir != null) {
+                VirtualFile wrapperDir = mvnDir.findChild("wrapper");
+                if (wrapperDir != null) {
+                    return wrapperDir.findChild("maven-wrapper.properties");
+                }
+            }
+        }
+        return null;
+    }
+}

src/main/java/com/redhat/devtools/intellij/quarkus/projectWizard/QuarkusModuleBuilder.java

@@ -90,6 +90,7 @@ public Module createModule(@NotNull ModifiableModuleModel moduleModel) throws In
         try {
             processDownload();
             Module module = super.createModule(moduleModel);
+
             wizardContext.getUserData(QuarkusConstants.WIZARD_TOOL_KEY).processImport(module);
             telemetry.send();
             return module;