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
   *
   *      https://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.ivy.osgi.obr.xml;
  
  import java.text.ParseException;
  
  import org.apache.ivy.osgi.core.BundleCapability;
  import org.apache.ivy.osgi.core.BundleInfo;
  import org.apache.ivy.osgi.core.ExportPackage;
  import org.apache.ivy.osgi.util.Version;
  import org.apache.ivy.util.Message;
  
  import static org.apache.ivy.util.StringUtils.splitToArray;
  
  public class CapabilityAdapter {
  
      public static void adapt(BundleInfo bundleInfo, Capability capability) throws ParseException {
          String name = capability.getName();
          switch (name) {
              case BundleInfo.PACKAGE_TYPE:
                  bundleInfo.addCapability(getExportPackage(bundleInfo, capability));
                  break;
              case BundleInfo.BUNDLE_TYPE:
                  // nothing to do, already handled at the resource tag level
                  break;
              case BundleInfo.SERVICE_TYPE:
                  bundleInfo.addCapability(getOSGiService(bundleInfo, capability));
                  break;
              default:
                  Message.warn("Unsupported capability '" + name + "' on the bundle '"
                          + bundleInfo.getSymbolicName() + "'");
                  break;
          }
      }
  
      private static ExportPackage getExportPackage(BundleInfo bundleInfo, Capability capability)
              throws ParseException {
          String pkgName = null;
          Version version = null;
          String uses = null;
          for (CapabilityProperty property : capability.getProperties()) {
              String propName = property.getName();
              switch (propName) {
                  case "package":
                      pkgName = property.getValue();
                      break;
                  case "uses":
                      uses = property.getValue();
                      break;
                  case "version":
                      version = new Version(property.getValue());
                      break;
                  default:
                      Message.warn("Unsupported property '" + propName
                              + "' on the 'package' capability of the bundle '"
                              + bundleInfo.getSymbolicName() + "'");
                      break;
              }
          }
          if (pkgName == null) {
              throw new ParseException("No package name for the capability", 0);
          }
          ExportPackage exportPackage = new ExportPackage(pkgName, version);
          if (uses != null) {
              for (String use : splitToArray(uses)) {
                  exportPackage.addUse(use);
              }
          }
          return exportPackage;
      }
  
      private static BundleCapability getOSGiService(BundleInfo bundleInfo, Capability capability)
              throws ParseException {
          String name = null;
          Version version = null;
  
          for (CapabilityProperty property : capability.getProperties()) {
              String propName = property.getName();
              switch (propName) {
                  case "service":
                      name = property.getValue();
                      break;
                  case "version":
                      version = new Version(property.getValue());
                      break;
                  default:
                      Message.warn("Unsupported property '" + propName
                              + "' on the 'package' capability of the bundle '"
                              + bundleInfo.getSymbolicName() + "'");
                      break;
              }
          }
  
          if (name == null) {
              throw new ParseException("No service name for the capability", 0);
          }
          return new BundleCapability(BundleInfo.SERVICE_TYPE, name, version);
      }
  }
  