maven: add archetype for WebAssembly GC target

settings.gradle.kts

@@ -49,6 +49,7 @@ include("tools:ide-deps")
 include("tools:idea")
 include("tools:maven:plugin")
 include("tools:maven:webapp")
+include("tools:maven:webapp-wasm-gc")
 include("tools:classlib-comparison-gen")
 include("tools:wasm-disassembly")
 include("tests")

tools/maven/webapp-wasm-gc/build.gradle.kts

@@ -0,0 +1,34 @@
+/*
+ *  Copyright 2023 Alexey Andreev.
+ *
+ *  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.
+ */
+
+plugins {
+    java
+    publishing
+    `teavm-publish`
+}
+
+description = "An archetype that creates a simple Wasm GC web application"
+
+tasks.processResources {
+    expand(
+            "teavmVersion" to version,
+    )
+}
+
+teavmPublish {
+    artifactId = "teavm-maven-webapp-wasm-gc"
+    packaging = "maven-archetype"
+}

tools/maven/webapp-wasm-gc/src/main/resources/META-INF/maven/archetype-metadata.xml

@@ -0,0 +1,20 @@
+<archetype-descriptor xmlns="http://maven.apache.org/plugins/maven-archetype-plugin/archetype-descriptor/1.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/plugins/maven-archetype-plugin/archetype-descriptor/1.0.0
+        http://maven.apache.org/xsd/archetype-descriptor-1.0.0.xsd"
+    name="TeaVM web application" partial="false">
+  <fileSets>
+    <fileSet filtered="true" packaged="true" encoding="UTF-8">
+      <directory>src/main/java</directory>
+    </fileSet>
+    <fileSet filtered="true" packaged="false" encoding="UTF-8">
+      <directory>.</directory>
+      <includes>
+        <include>pom.xml</include>
+      </includes>
+    </fileSet>
+    <fileSet filtered="true" packaged="false" encoding="UTF-8">
+      <directory>src/main/webapp</directory>
+    </fileSet>
+  </fileSets>
+</archetype-descriptor>

tools/maven/webapp-wasm-gc/src/main/resources/archetype-resources/pom.xml

@@ -0,0 +1,122 @@
+<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>\${groupId}</groupId>
+  <artifactId>\${artifactId}</artifactId>
+  <version>\${version}</version>
+  <packaging>war</packaging>
+
+  <properties>
+    <java.version>11</java.version>
+    <teavm.version>${teavmVersion}</teavm.version>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+  </properties>
+
+  <dependencies>
+    <!-- Emulator of Java class library for TeaVM -->
+    <dependency>
+      <groupId>org.teavm</groupId>
+      <artifactId>teavm-classlib</artifactId>
+      <version>\${teavm.version}</version>
+      <scope>provided</scope>
+    </dependency>
+
+    <!-- JavaScriptObjects (JSO) - a JavaScript binding for TeaVM -->
+    <dependency>
+      <groupId>org.teavm</groupId>
+      <artifactId>teavm-jso-apis</artifactId>
+      <version>\${teavm.version}</version>
+      <scope>provided</scope>
+    </dependency>
+
+    <!-- Servlet specification -->
+    <dependency>
+      <groupId>jakarta.servlet</groupId>
+      <artifactId>jakarta.servlet-api</artifactId>
+      <version>6.0.0</version>
+      <scope>provided</scope>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <!-- Configure Java compiler to use Java 8 syntax  -->
+      <plugin>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <version>3.13.0</version>
+        <configuration>
+          <source>\${java.version}</source>
+          <target>\${java.version}</target>
+        </configuration>
+      </plugin>
+
+      <!-- Configure WAR plugin to include JavaScript files generated by TeaVM -->
+      <plugin>
+        <artifactId>maven-war-plugin</artifactId>
+        <version>3.4.0</version>
+        <configuration>
+          <webResources>
+            <resource>
+              <directory>\${project.build.directory}/generated/wasm</directory>
+            </resource>
+          </webResources>
+        </configuration>
+      </plugin>
+
+      <!-- Configure TeaVM -->
+      <plugin>
+        <groupId>org.teavm</groupId>
+        <artifactId>teavm-maven-plugin</artifactId>
+        <version>\${teavm.version}</version>
+        <executions>
+          <execution>
+            <id>web-client-wasm</id>
+            <goals>
+              <goal>compile</goal>
+            </goals>
+            <configuration>
+              <!-- Directory where TeaVM should put generated files. This configuration conforms to the settings
+                   of the WAR plugin -->
+              <targetDirectory>\${project.build.directory}/generated/wasm/teavm</targetDirectory>
+
+              <targetType>WEBASSEMBLY_GC</targetType>
+
+              <!-- Main class, containing static void main(String[]) -->
+              <mainClass>\${package}.Client</mainClass>
+
+              <!-- Optimization level. Valid values are: SIMPLE, ADVANCED, FULL -->
+              <optimizationLevel>ADVANCED</optimizationLevel>
+
+              <!-- Whether TeaVM should produce Wasm file without `name` section. Reduces size
+                   of wasm file, but makes it much more difficult to debug.
+                   Disable during development, enable for production -->
+              <minifying>true</minifying>
+
+              <!-- Whether TeaVM should produce debug information for its built-in debugger.
+                   Disuble for production -->
+              <debugInformationGenerated>true</debugInformationGenerated>
+
+              <!-- Whether TeaVM should produce source maps file.
+                   Disuble for production -->-->
+              <sourceMapsGenerated>true</sourceMapsGenerated>
+
+              <!-- Whether TeaVM should also put source files into output directory,
+                   for compatibility with source maps. Disable for production. -->
+              <sourceFilesCopied>true</sourceFilesCopied>
+            </configuration>
+          </execution>
+          <execution>
+            <id>web-client-runtime</id>
+            <goals>
+              <goal>copy-webassembly-gc-runtime</goal>
+            </goals>
+            <configuration>
+              <targetDirectory>\${project.build.directory}/generated/wasm/teavm</targetDirectory>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>

tools/maven/webapp-wasm-gc/src/main/resources/archetype-resources/src/main/java/Client.java

@@ -0,0 +1,12 @@
+package \${package};
+
+import org.teavm.jso.dom.html.HTMLDocument;
+
+public class Client {
+    public static void main(String[] args) {
+        var document = HTMLDocument.current();
+        var div = document.createElement("div");
+        div.appendChild(document.createTextNode("TeaVM generated element"));
+        document.getBody().appendChild(div);
+    }
+}

tools/maven/webapp-wasm-gc/src/main/resources/archetype-resources/src/main/webapp/index.html

@@ -0,0 +1,24 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <title>Main page</title>
+    <meta http-equiv="Content-Type" content="text/html;charset=utf-8">
+    <script type="text/javascript" charset="utf-8" src="teavm/classes.wasm-runtime.js"></script>
+    <script>
+        async function main() {
+            let teavm = await TeaVM.wasmGC.load("teavm/classes.wasm", {
+                stackDeobfuscator: {
+                    // set to true during development phase, as well as `debugInformationGenerated`
+                    // option in pom.xml to get clear stack traces. Don't forget
+                    // to disable for production.
+                    enabled: false
+                }
+            });
+            teavm.exports.main([]);
+        }
+    </script>
+  </head>
+  <body onload="main()">
+  <!-- TODO: add HTML content -->
+  </body>
+</html>

tools/maven/webapp/src/main/resources/archetype-resources/pom.xml

@@ -44,7 +44,7 @@
       <!-- Configure Java compiler to use Java 8 syntax  -->
       <plugin>
         <artifactId>maven-compiler-plugin</artifactId>
-        <version>3.1</version>
+        <version>3.13.0</version>
         <configuration>
           <source>\${java.version}</source>
           <target>\${java.version}</target>
@@ -54,7 +54,7 @@
       <!-- Configure WAR plugin to include JavaScript files generated by TeaVM -->
       <plugin>
         <artifactId>maven-war-plugin</artifactId>
-        <version>3.3.2</version>
+        <version>3.4.0</version>
         <configuration>
           <webResources>
             <resource>