Added Java module support

bnd.bnd

@@ -1,3 +1,2 @@
 Export-Package: org.mnode.ical4j.serializer
-Automatic-Module-Name: org.mnode.ical4j.serializer
 Bundle-License: https://raw.githubusercontent.com/ical4j/ical4j/master/LICENSE.txt

build.gradle

@@ -6,6 +6,7 @@ plugins {
     id 'maven-publish'
     id 'signing'
     id 'pl.allegro.tech.build.axion-release' version '1.13.6'
+    id 'org.javamodularity.moduleplugin' version '1.8.13'
 }
 
 repositories {
@@ -17,8 +18,8 @@ repositories {
     }
 }
 
-sourceCompatibility = 1.8
-targetCompatibility = 1.8
+sourceCompatibility = 11
+targetCompatibility = 11
 
 java {
     withJavadocJar()
@@ -35,7 +36,7 @@ dependencies {
 
     implementation 'com.j2html:j2html:1.6.0'
 
-    compileOnly 'org.osgi:osgi.core:8.0.0',
+    annotationProcessor 'org.osgi:osgi.core:8.0.0',
             'org.osgi:org.osgi.service.component.annotations:1.5.0',
             'org.osgi:org.osgi.service.metatype.annotations:1.4.1',
             'org.osgi:org.osgi.annotation:6.0.0'
@@ -53,6 +54,9 @@ dependencies {
 }
 
 test {
+    moduleOptions {
+        runOnClasspath = true
+    }
     useJUnitPlatform()
 }
 

gradle.properties

@@ -1,6 +1,6 @@
-ical4jVersion = 4.0.0-rc3
-ical4jVCardVersion = 2.0.0-beta2
-ical4jTemplateVersion = 0.2.0
+ical4jVersion = 4.0.0-rc4
+ical4jVCardVersion = 2.0.0-beta3
+ical4jTemplateVersion = 0.2.1
 
 jacksonVersion = 2.14.2
 groovyVersion = 3.0.11

src/main/java/module-info.java

@@ -0,0 +1,19 @@
+module ical4j.serializer {
+    requires java.base;
+    requires ical4j.core;
+    requires ical4j.vcard;
+    requires ical4j.extensions;
+    requires ical4j.template;
+
+    requires com.fasterxml.jackson.databind;
+    requires com.fasterxml.jackson.dataformat.xml;
+    requires org.apache.commons.codec;
+
+    exports org.mnode.ical4j.serializer;
+    exports org.mnode.ical4j.serializer.jotn;
+    exports org.mnode.ical4j.serializer.jotn.component;
+    exports org.mnode.ical4j.serializer.jotn.property;
+    exports org.mnode.ical4j.serializer.atom;
+    exports org.mnode.ical4j.serializer.jmap;
+    exports org.mnode.ical4j.serializer.jsonld;
+}