# Owner.java

    /*
     * Copyright 2012-2019 the original author or authors.
     *
     * Licensed 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.springframework.samples.petclinic.owner;

    import java.util.ArrayList;
    import java.util.Collections;
    import java.util.HashSet;
    import java.util.List;
    import java.util.Set;

    import javax.persistence.CascadeType;
    import javax.persistence.Column;
    import javax.persistence.Entity;
    import javax.persistence.OneToMany;
    import javax.persistence.Table;
    import javax.validation.constraints.Digits;
    import javax.validation.constraints.NotEmpty;

    import org.springframework.beans.support.MutableSortDefinition;
    import org.springframework.beans.support.PropertyComparator;
    import org.springframework.core.style.ToStringCreator;
    import org.springframework.samples.petclinic.model.Person;

    /**
     * Simple JavaBean domain object representing an owner.
     *
     * @author Ken Krebs
     * @author Juergen Hoeller
     * @author Sam Brannen
     * @author Michael Isvy
     */
    @Entity
    @Table(name = "owners")
    public class Owner extends Person {
        @Column(name = "address")
        @NotEmpty
        private String address;

        @Column(name = "city")
        @NotEmpty
        private String city;

        @Column(name = "telephone")
        @NotEmpty
        @Digits(fraction = 0, integer = 10)
        private String telephone;

        @OneToMany(cascade = CascadeType.ALL, mappedBy = "owner")
        private Set<Pet> pets;

        public String getAddress() {
            return this.address;
        }

        public void setAddress(String address) {
            this.address = address;
        }

        public String getCity() {
            return this.city;
        }

        public void setCity(String city) {
            this.city = city;
        }

        public String getTelephone() {
            return this.telephone;
        }

        public void setTelephone(String telephone) {
            this.telephone = telephone;
        }

        protected Set<Pet> getPetsInternal() {
            if (this.pets == null) {
                this.pets = new HashSet<>();
            }
            return this.pets;
        }

        protected void setPetsInternal(Set<Pet> pets) {
            this.pets = pets;
        }

        public List<Pet> getPets() {
            List<Pet> sortedPets = new ArrayList<>(getPetsInternal());
            PropertyComparator.sort(sortedPets,
                    new MutableSortDefinition("name", true, true));
            return Collections.unmodifiableList(sortedPets);
        }

        public void addPet(Pet pet) {
            if (pet.isNew()) {
                getPetsInternal().add(pet);
            }
            pet.setOwner(this);
        }

        /**
         * Return the Pet with the given name, or null if none found for this Owner.
         *
         * @param name to test
         * @return true if pet name is already in use
         */
        public Pet getPet(String name) {
            return getPet(name, false);
        }

        /**
         * Return the Pet with the given name, or null if none found for this Owner.
         *
         * @param name to test
         * @return true if pet name is already in use
         */
        public Pet getPet(String name, boolean ignoreNew) {
            name = name.toLowerCase();
            for (Pet pet : getPetsInternal()) {
                if (!ignoreNew || !pet.isNew()) {
                    String compName = pet.getName();
                    compName = compName.toLowerCase();
                    if (compName.equals(name)) {
                        return pet;
                    }
                }
            }
            return null;
        }

        @Override
        public String toString() {
            return new ToStringCreator(this)

                    .append("id", this.getId()).append("new", this.isNew())
                    .append("lastName", this.getLastName())
                    .append("firstName", this.getFirstName()).append("address", this.address)
                    .append("city", this.city).append("telephone", this.telephone).toString();
        }
    }