content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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 org.apache.camel.quarkus.component.ical.deployment;
  
  import java.io.IOException;
  import java.io.InputStream;
  import java.util.Objects;
  import java.util.Properties;
  
  import io.quarkus.deployment.annotations.BuildProducer;
  import io.quarkus.deployment.annotations.BuildStep;
  import io.quarkus.deployment.builditem.ExtensionSslNativeSupportBuildItem;
  import io.quarkus.deployment.builditem.FeatureBuildItem;
  import io.quarkus.deployment.builditem.nativeimage.NativeImageResourceBuildItem;
  import io.quarkus.deployment.builditem.nativeimage.NativeImageResourceDirectoryBuildItem;
  import io.quarkus.deployment.builditem.nativeimage.ReflectiveClassBuildItem;
  import net.fortuna.ical4j.model.TimeZoneRegistryImpl;
  import net.fortuna.ical4j.util.MapTimeZoneCache;
  import org.jboss.logging.Logger;
  
  class IcalProcessor {
      private static final Logger LOG = Logger.getLogger(IcalProcessor.class);
      private static final String FEATURE = "camel-ical";
  
      @BuildStep
      FeatureBuildItem feature() {
          return new FeatureBuildItem(FEATURE);
      }
  
      @BuildStep
      ExtensionSslNativeSupportBuildItem enableSSLNativeSupport() {
          // Required by TimeZoneUpdater$UrlBuilder.toUrl
          return new ExtensionSslNativeSupportBuildItem(FEATURE);
      }
  
      @BuildStep
      void nativeResources(
              BuildProducer<NativeImageResourceBuildItem> nativeResources,
              BuildProducer<NativeImageResourceDirectoryBuildItem> nativeResourceDirs) {
  
          nativeResources.produce(new NativeImageResourceBuildItem("net/fortuna/ical4j/model/tz.alias"));
  
          try (InputStream stream = Thread.currentThread().getContextClassLoader()
                  .getResourceAsStream("net/fortuna/ical4j/model/tz.alias")) {
              Properties timezoneData = new Properties();
              timezoneData.load(stream);
              timezoneData.values()
                      .stream()
                      .map(Objects::toString)
                      .map(timeZone -> {
                          String[] zoneParts = timeZone.split("/");
                          if (zoneParts.length == 2) {
                              return zoneParts[0];
                          } else if (zoneParts.length == 3) {
                              return zoneParts[0] + "/" + zoneParts[1];
                          }
                          return null;
                      })
                      .distinct()
                      .forEach(region -> {
                          if (region != null) {
                              nativeResourceDirs.produce(new NativeImageResourceDirectoryBuildItem("zoneinfo/" + region));
                              nativeResourceDirs.produce(new NativeImageResourceDirectoryBuildItem("zoneinfo-global/" + region));
                          }
                      });
  
          } catch (IOException e) {
              throw new RuntimeException("Failed reading ical tz.alias");
          }
      }
  
      @BuildStep
      void registerForReflection(BuildProducer<ReflectiveClassBuildItem> reflectiveClass) {
          reflectiveClass
                  .produce(ReflectiveClassBuildItem.builder(
                          MapTimeZoneCache.class,
                          TimeZoneRegistryImpl.class).build());
      }
  }
  