UberJar support and updated README.MD

README.md

@@ -1,9 +1,13 @@
-# Quarkus extension for Apache POI
-<!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-6-orange.svg?style=flat-square)](#contributors-)
-<!-- ALL-CONTRIBUTORS-BADGE:END -->
+<div align="center">
+<img src="https://github.com/quarkiverse/.github/blob/main/assets/images/quarkus.svg" width="67" height="70" ><img src="https://github.com/quarkiverse/.github/blob/main/assets/images/plus-sign.svg" height="70" ><img src="https://github.com/quarkiverse/quarkus-jgit/blob/main/docs/modules/ROOT/assets/images/poi.svg" height="70" >
+
+# Quarkus POI
+</div>
+<br>
 
 [![Version](https://img.shields.io/maven-central/v/io.quarkiverse.poi/quarkus-poi?logo=apache-maven&style=flat-square)](https://search.maven.org/artifact/io.quarkiverse.poi/quarkus-poi)
+[![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg?style=flat-square)](https://opensource.org/licenses/Apache-2.0)
+[![Build](https://github.com/quarkiverse/quarkus-poi/actions/workflows/build.yml/badge.svg)](https://github.com/quarkiverse/quarkus-poi/actions/workflows/build.yml)
 
 This is a Quarkus extension for Apache POI.
 
@@ -92,4 +96,4 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 
 <!-- ALL-CONTRIBUTORS-LIST:END -->
 
-This project follows the [all-contributors](https://github.com/all-contributors/all-contributors) specification. Contributions of any kind welcome!
+This project follows the [all-contributors](https://github.com/all-contributors/all-contributors) specification. Contributions of any kind welcome!

deployment/src/main/java/io/quarkiverse/poi/deployment/POIProcessor.java

@@ -1,11 +1,14 @@
 package io.quarkiverse.poi.deployment;
 
+import java.util.List;
+
 import org.apache.xmlbeans.StringEnumAbstractBase;
 import org.apache.xmlbeans.XmlObject;
 import org.jboss.jandex.ClassInfo;
 import org.jboss.jandex.IndexView;
 
 import io.quarkiverse.poi.runtime.graal.POIFeature;
+import io.quarkus.deployment.IsNormal;
 import io.quarkus.deployment.annotations.BuildProducer;
 import io.quarkus.deployment.annotations.BuildStep;
 import io.quarkus.deployment.builditem.CombinedIndexBuildItem;
@@ -16,6 +19,7 @@
 import io.quarkus.deployment.builditem.SystemPropertyBuildItem;
 import io.quarkus.deployment.builditem.nativeimage.NativeImageResourcePatternsBuildItem;
 import io.quarkus.deployment.builditem.nativeimage.ReflectiveClassBuildItem;
+import io.quarkus.deployment.pkg.builditem.UberJarMergedResourceBuildItem;
 
 class POIProcessor {
 
@@ -75,4 +79,26 @@ public NativeImageResourcePatternsBuildItem registerResources() {
                 "org/apache/poi/ss/formula/function/.*\\.txt",
                 "org/apache/poi/schemas/ooxml/.*\\.xsb").build();
     }
+
+    /**
+     * Produces `UberJarMergedResourceBuildItem`s for each specified service file to be included in the Uber JAR.
+     * <p>
+     * This build step is only executed in "normal" mode and registers each of the listed services in
+     * the `META-INF/services` directory.
+     *
+     * @param producer The build item producer for creating `UberJarMergedResourceBuildItem` instances.
+     */
+    @BuildStep(onlyIf = IsNormal.class)
+    void uberJarServiceLoaders(BuildProducer<UberJarMergedResourceBuildItem> producer) {
+        List<String> serviceFiles = List.of(
+                "org.apache.poi.extractor.ExtractorProvider",
+                "org.apache.poi.sl.draw.ImageRenderer",
+                "org.apache.poi.sl.usermodel.MetroShapeProvider",
+                "org.apache.poi.sl.usermodel.SlideShowProvider",
+                "org.apache.poi.ss.usermodel.WorkbookProvider");
+
+        for (String serviceFile : serviceFiles) {
+            producer.produce(new UberJarMergedResourceBuildItem("META-INF/services/" + serviceFile));
+        }
+    }
 }