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.causeway.viewer.wicket.viewer.integration;
  
  import java.util.Locale;
  
  import org.apache.wicket.util.convert.IConverter;
  
  import org.apache.causeway.applib.services.bookmark.Bookmark;
  import org.apache.causeway.applib.services.bookmark.Oid;
  import org.apache.causeway.core.metamodel.objectmanager.memento.ObjectMemento;
  
  import lombok.RequiredArgsConstructor;
  
  /**
   * Implementation of a Wicket {@link IConverter} for
   * {@link ObjectMemento}s, converting to-and-from their stringified {@link Bookmark}s.
   */
  @RequiredArgsConstructor
  public class ConverterForObjectAdapterMemento implements IConverter<ObjectMemento> {
  
      private static final long serialVersionUID = 1L;
  
      /**
       * Converts string representation of {@link Oid} to
       * {@link ObjectMemento}.
       */
      @Override
      public ObjectMemento convertToObject(
              final String base64UrlEncodedMemento, final Locale locale) {
          var obj = ObjectMemento.destringFromUrlBase64(base64UrlEncodedMemento);
  
          //XXX ever used ?
          System.err.printf("ConverterForObjectAdapterMemento: convertTo ObjectMemento %s->%s%n", base64UrlEncodedMemento, obj);
  
          return obj;
      }
  
      /**
       * Converts {@link ObjectMemento} to string representation of
       * {@link Bookmark}.
       */
      @Override
      public String convertToString(final ObjectMemento memento, final Locale locale) {
          var string = ObjectMemento.enstringToUrlBase64(memento);
  
          //XXX ever used ?
          System.err.printf("ConverterForObjectAdapterMemento: convertFrom ObjectMemento %s->%s%n", memento.bookmark(), string);
  
          return string;
      }
  
  }
  