Merge pull request #41 from vlingo/graalvm_compatibility_builds

GraalVM compatibility builds And Native Image

pom.xml

@@ -1,4 +1,6 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>io.vlingo.xoom</groupId>
   <artifactId>xoom-common</artifactId>
@@ -31,6 +33,7 @@
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <maven.compiler.source>1.8</maven.compiler.source>
     <maven.compiler.target>1.8</maven.compiler.target>
+    <graalvm.version>21.1.0</graalvm.version>
   </properties>
   <build>
     <plugins>
@@ -111,18 +114,56 @@
       <artifactId>argon2-jvm</artifactId>
       <version>2.10.1</version>
     </dependency>
+    <dependency>
+      <groupId>org.graalvm.sdk</groupId>
+      <artifactId>graal-sdk</artifactId>
+      <version>${graalvm.version}</version>
+      <scope>provided</scope>
+    </dependency>
   </dependencies>
 
   <repositories>
     <repository>
       <id>ossrh-snapshots</id>
       <url>https://oss.sonatype.org/content/repositories/snapshots/</url>
-      <releases><enabled>false</enabled></releases>
-      <snapshots><enabled>true</enabled></snapshots>
+      <releases>
+        <enabled>false</enabled>
+      </releases>
+      <snapshots>
+        <enabled>true</enabled>
+      </snapshots>
     </repository>
   </repositories>
 
   <profiles>
+    <profile>
+      <id>native-image</id>
+      <build>
+        <plugins>
+          <plugin>
+            <groupId>org.graalvm.nativeimage</groupId>
+            <artifactId>native-image-maven-plugin</artifactId>
+            <version>${graalvm.version}</version>
+            <executions>
+              <execution>
+                <goals>
+                  <goal>native-image</goal>
+                </goals>
+                <phase>package</phase>
+              </execution>
+            </executions>
+            <configuration>
+              <imageName>${project.name}</imageName>
+              <buildArgs>
+                --shared
+                -H:DashboardDump=${project.name} -H:+DashboardAll
+                -H:+DashboardJson -H:+DashboardPretty
+              </buildArgs>
+            </configuration>
+          </plugin>
+        </plugins>
+      </build>
+    </profile>
     <profile>
       <id>sign-artifacts</id>
       <activation>

src/main/java/nativebuild/NativeBuildEntryPoint.java

@@ -0,0 +1,51 @@
+package nativebuild;
+
+import io.vlingo.xoom.common.identity.IdentityGenerator;
+import io.vlingo.xoom.common.message.Message;
+import io.vlingo.xoom.common.message.MessageExchangeReader;
+import org.graalvm.nativeimage.c.function.CEntryPoint;
+import org.graalvm.nativeimage.c.type.CCharPointer;
+import org.graalvm.nativeimage.c.type.CTypeConversion;
+
+import java.util.Date;
+
+public final class NativeBuildEntryPoint {
+  @CEntryPoint(name = "Java_io_vlingo_xoom_commonnative_Native_from")
+  public static int from(@CEntryPoint.IsolateThreadContext long isolateId, CCharPointer message) {
+    final String messageString = CTypeConversion.toJavaString(message);
+    MessageExchangeReader.from(new Message() {
+
+      @Override
+      public String id() {
+        // TODO Auto-generated method stub
+        return new IdentityGenerator.NameBasedIdentityGenerator().generate().toString();
+      }
+
+      @Override
+      public Date occurredOn() {
+        // TODO Auto-generated method stub
+        return null;
+      }
+
+      @Override
+      public String payload() {
+        // TODO Auto-generated method stub
+        return messageString;
+      }
+
+      @Override
+      public String type() {
+        // TODO Auto-generated method stub
+        return null;
+      }
+
+      @Override
+      public String version() {
+        // TODO Auto-generated method stub
+        return null;
+      }
+
+    });
+    return 0;
+  }
+}