Enable java11

* updated turbine
* added ability to exclude packages from compilation

j2cl-maven-plugin/src/it/annotation-processor-in-reactor-args/app/pom.xml

@@ -76,8 +76,8 @@
                     <artifactId>maven-compiler-plugin</artifactId>
                     <version>3.8.1</version>
                     <configuration>
-                        <source>1.8</source>
-                        <target>1.8</target>
+                        <source>11</source>
+                        <target>11</target>
                     </configuration>
                 </plugin>
                 <plugin>

j2cl-maven-plugin/src/it/annotation-processor-in-reactor-args/pom.xml

@@ -26,8 +26,8 @@
                     <artifactId>maven-compiler-plugin</artifactId>
                     <version>3.6.1</version>
                     <configuration>
-                        <source>1.8</source>
-                        <target>1.8</target>
+                        <source>11</source>
+                        <target>11</target>
                     </configuration>
                 </plugin>
             </plugins>

j2cl-maven-plugin/src/it/annotation-processor-in-reactor-args/processor/src/main/java/com/example/MyProcessor.java

@@ -37,7 +37,7 @@
 import java.util.Optional;
 import java.util.Set;
 
-@SupportedSourceVersion(SourceVersion.RELEASE_8)
+@SupportedSourceVersion(SourceVersion.RELEASE_11)
 public class MyProcessor extends AbstractProcessor {
     @Override
     public Set<String> getSupportedAnnotationTypes() {

j2cl-maven-plugin/src/it/hello-world-super-source/pom.xml

@@ -0,0 +1,62 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>hello-world-single</groupId>
+    <artifactId>hello-world-super-source</artifactId>
+    <version>1.0</version>
+    <packaging>war</packaging>
+
+    <dependencies>
+        <dependency>
+            <groupId>com.google.jsinterop</groupId>
+            <artifactId>jsinterop-annotations</artifactId>
+            <version>2.0.0</version>
+        </dependency>
+    </dependencies>
+    <build>
+        <resources>
+            <resource>
+                <directory>src/main/resources</directory>
+            </resource>
+        </resources>
+        <plugins>
+            <plugin>
+                <groupId>@project.groupId@</groupId>
+                <artifactId>@project.artifactId@</artifactId>
+                <version>@project.version@</version>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>build</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+        <pluginManagement>
+            <plugins>
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-war-plugin</artifactId>
+                    <version>3.3.2</version>
+                </plugin>
+                <plugin>
+                    <groupId>@project.groupId@</groupId>
+                    <artifactId>@project.artifactId@</artifactId>
+                    <version>@project.version@</version>
+                    <executions>
+                        <execution>
+                            <goals>
+                                <goal>build</goal>
+                            </goals>
+                            <configuration>
+                                <compilationLevel>ADVANCED</compilationLevel>
+                            </configuration>
+                        </execution>
+                    </executions>
+                </plugin>
+            </plugins>
+        </pluginManagement>
+    </build>
+</project>

j2cl-maven-plugin/src/it/hello-world-super-source/src/main/java/example/helloworld/Test.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright © 2024 j2cl-maven-plugin authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package example.helloworld;
+
+public class Test {
+}

j2cl-maven-plugin/src/it/hello-world-super-source/src/main/java/java/lang/NoSuchMethodException.java

@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 1995, 2008, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package java.lang;
+
+public class NoSuchMethodException {
+}

j2cl-maven-plugin/src/it/hello-world-super-source/src/main/resources/META-INF/module.j2cl.xml

@@ -0,0 +1,3 @@
+<module>
+    <super-source path="java"/>
+</module>

j2cl-maven-plugin/src/it/hello-world-super-source/src/main/webapp/WEB-INF/web.xml

@@ -0,0 +1 @@
+<web-app></web-app>

j2cl-maven-plugin/src/it/hello-world-super-source/src/main/webapp/index.html

@@ -0,0 +1,7 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <script type="application/javascript" src="hello-world-single/hello-world-single.js"></script>
+</head>
+<body></body>
+</html>

j2cl-tasks/src/main/java/com/vertispan/j2cl/build/provided/BytecodeTask.java

@@ -18,6 +18,7 @@
 import com.google.auto.service.AutoService;
 import com.google.j2cl.common.SourceUtils;
 import com.vertispan.j2cl.build.task.*;
+import com.vertispan.j2cl.tools.J2CLModuleParser;
 import com.vertispan.j2cl.tools.Javac;
 
 import javax.annotation.Nullable;
@@ -36,6 +37,7 @@
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
+import java.util.Optional;
 import java.util.Set;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
@@ -148,10 +150,19 @@ public Task resolve(Project project, Config config) {
                 File classOutputDir = context.outputPath().toFile();
                 Javac javac = new Javac(context, generatedClassesDir, sourcePaths, classpathDirs, classOutputDir, bootstrapClasspath, aptProcessors, annotationProcessorsArgs);
 
+                // Find the super-source path, if it exists
+                Optional<Path> superSource = J2CLModuleParser.getSuperSourcePath(sourcePaths);
+                Stream<? extends CachedPath> inputSourcesStream = inputSources.getFilesAndHashes()
+                        .stream();
+
+                // Exclude super-source files from compilation
+                if(project.hasSourcesMapped() && superSource.isPresent()) {
+                    inputSourcesStream = inputSourcesStream.filter(p -> !p.getSourcePath().startsWith(superSource.get()));
+                }
+
                 // TODO convention for mapping to original file paths, provide FileInfo out of Inputs instead of Paths,
                 //      automatically relativized?
-                List<SourceUtils.FileInfo> sources = inputSources.getFilesAndHashes()
-                        .stream()
+                List<SourceUtils.FileInfo> sources = inputSourcesStream
                         .map(p -> SourceUtils.FileInfo.create(p.getAbsolutePath().toString(), p.getSourcePath().toString()))
                         .collect(Collectors.toUnmodifiableList());
 

j2cl-tasks/src/main/java/com/vertispan/j2cl/tools/J2CLModuleParser.java

@@ -0,0 +1,86 @@
+/*
+ * Copyright © 2024 j2cl-maven-plugin authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.vertispan.j2cl.tools;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+import org.xml.sax.SAXException;
+
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Collection;
+import java.util.Optional;
+
+public class J2CLModuleParser {
+
+    private static final DocumentBuilder db;
+
+    static {
+        try {
+            DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
+            dbf.setNamespaceAware(false);
+            dbf.setValidating(false);
+            dbf.setFeature("http://xml.org/sax/features/namespaces", false);
+            dbf.setFeature("http://xml.org/sax/features/validation", false);
+            dbf.setFeature("http://apache.org/xml/features/nonvalidating/load-dtd-grammar", false);
+            dbf.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
+            db = dbf.newDocumentBuilder();
+        } catch (ParserConfigurationException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    public static Optional<Path> getSuperSourcePath(Collection<File> files) {
+        for(File file : files) {
+            Optional<Path> superSourcePath = getSuperSourcePath(file.toPath());
+            if(superSourcePath.isPresent()) {
+                return superSourcePath;
+            }
+        }
+        return Optional.empty();
+    }
+
+
+    private static Optional<Path> getSuperSourcePath(Path p) {
+        Path modulePath = p.resolve("META-INF").resolve("module.j2cl.xml");
+        Document doc;
+        try {
+            doc = db.parse(modulePath.toFile());
+        } catch (SAXException | IOException e) {
+            return Optional.empty();
+        }
+        doc.getDocumentElement().normalize();
+        NodeList modules = doc.getElementsByTagName("module");
+        for (int i = 0; i < modules.getLength(); i++) {
+            Node module = modules.item(i);
+            for (int j = 0; j < module.getChildNodes().getLength(); j++) {
+                Node node = module.getChildNodes().item(j);
+                if(node.getNodeName().equals("super-source")) {
+                    String path = node.getAttributes().getNamedItem("path").getNodeValue();
+                    return Optional.of(Paths.get(path));
+                }
+            }
+        }
+        return Optional.empty();
+    }
+}

j2cl-tasks/src/main/java/com/vertispan/j2cl/tools/J2cl.java

@@ -16,6 +16,7 @@
 package com.vertispan.j2cl.tools;
 
 import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableSet;
 import com.google.j2cl.common.OutputUtils;
 import com.google.j2cl.common.SourceUtils;
 import com.google.j2cl.common.Problems;
@@ -63,6 +64,7 @@ public boolean transpile(List<SourceUtils.FileInfo> sourcesToCompile, List<Sourc
                     .setOutput(output)
                     .setSources(sourcesToCompile)
                     .setNativeSources(nativeSources)
+                    //.setKotlinCommonSources(Collections.emptyList())
                     .setKotlincOptions(ImmutableList.of())
                     .setWasmEntryPointStrings(ImmutableList.of())
                     .build(problems);

j2cl-tasks/src/main/java/com/vertispan/j2cl/tools/Javac.java

@@ -59,9 +59,9 @@ public Javac(BuildLog log, File generatedClassesPath, List<File> sourcePaths, Li
         if (generatedClassesPath == null) {
             javacOptions.add("-proc:none");
         }
-        if (SourceVersion.latestSupported().compareTo(SourceVersion.RELEASE_8) > 0) {
-            //java 9+
-            javacOptions.add("--release=8");
+        if (SourceVersion.latestSupported().compareTo(SourceVersion.RELEASE_11) > 0) {
+            //java 11+
+            javacOptions.add("--release=11");
         }
         if (!processors.isEmpty()) {
             javacOptions.add("-processor");

pom.xml

@@ -105,7 +105,7 @@
     <error.prone.annotations.version>2.1.3</error.prone.annotations.version>
     <jsr305.version>3.0.2</jsr305.version>
     <commons.lang3.version>3.8.1</commons.lang3.version>
-    <google.turbine.version>0.2.1</google.turbine.version>
+    <google.turbine.version>0.6.0</google.turbine.version>
     <slf4j.api.version>1.7.5</slf4j.api.version>
 
     <!-- Test goal -->