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.testdomain.jpa.entities;
  
  import java.util.List;
  
  import jakarta.inject.Named;
  import jakarta.persistence.Column;
  import jakarta.persistence.DiscriminatorColumn;
  import jakarta.persistence.DiscriminatorType;
  import jakarta.persistence.DiscriminatorValue;
  import jakarta.persistence.Entity;
  import jakarta.persistence.GeneratedValue;
  import jakarta.persistence.GenerationType;
  import jakarta.persistence.Id;
  import jakarta.persistence.Inheritance;
  import jakarta.persistence.InheritanceType;
  import jakarta.persistence.JoinColumn;
  import jakarta.persistence.OneToMany;
  
  import org.apache.causeway.applib.annotation.Action;
  import org.apache.causeway.applib.annotation.Collection;
  import org.apache.causeway.applib.annotation.DomainObject;
  import org.apache.causeway.applib.annotation.Editing;
  import org.apache.causeway.applib.annotation.MemberSupport;
  import org.apache.causeway.applib.annotation.ObjectSupport;
  import org.apache.causeway.applib.annotation.Property;
  import org.apache.causeway.applib.annotation.Publishing;
  import org.apache.causeway.commons.internal.base._Strings;
  
  import lombok.AccessLevel;
  import lombok.AllArgsConstructor;
  import lombok.Getter;
  import lombok.NoArgsConstructor;
  import lombok.Setter;
  import lombok.ToString;
  
  @Entity
  @Inheritance(strategy=InheritanceType.SINGLE_TABLE)
  @DiscriminatorValue("Product")
  @DiscriminatorColumn(
          name="product_type",
          discriminatorType = DiscriminatorType.STRING)
  @Named("testdomain.jpa.Product")
  @DomainObject
  @NoArgsConstructor(access = AccessLevel.PROTECTED)
  @AllArgsConstructor(access = AccessLevel.PROTECTED)
  @ToString
  public class JpaProduct
  implements Comparable<JpaProduct> {
  
      @ObjectSupport public String title() {
          return toString();
      }
  
      @Id
      @GeneratedValue(strategy = GenerationType.AUTO)
      @Column(name = "id")
      private @Getter @Setter Long id;
  
      @Property(
              editing = Editing.DISABLED, // used for an wrapper rule check test
              commandPublishing = Publishing.ENABLED,
              executionPublishing = Publishing.ENABLED)
      @Column(nullable = true)
      private @Getter @Setter String name;
  
      @Property
      @Column(nullable = true)
      private @Getter @Setter String description;
  
      @Property
      @Column(nullable = false)
      private @Getter @Setter double price;
  
      // 1:n relation
      @Collection
      @OneToMany(mappedBy = "product") @JoinColumn(nullable = true)
      private @Getter @Setter List<JpaProductComment> comments;
  
      @Action(
              commandPublishing = Publishing.ENABLED,
              executionPublishing = Publishing.ENABLED)
      public void doubleThePrice() {
          this.setPrice(2.*getPrice());
      }
  
      @MemberSupport public String disableDoubleThePrice() {
          return "always disabled for testing purposes";
      }
  
      @Override
      public int compareTo(final JpaProduct other) {
          return _Strings.compareNullsFirst(this.getName(), other==null ? null : other.getName());
      }
  
  }
  