Java tutorial
/* * Copyright 2002-2013 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 * * 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.springframework.samples.petclinic.model; 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.FetchType; import javax.persistence.OneToMany; import javax.persistence.Table; import javax.validation.constraints.Digits; import org.hibernate.validator.constraints.NotEmpty; import org.springframework.beans.support.MutableSortDefinition; import org.springframework.beans.support.PropertyComparator; import org.springframework.core.style.ToStringCreator; import com.fasterxml.jackson.annotation.JsonManagedReference; import com.fasterxml.jackson.annotation.JsonView; /** * 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 @JsonView(Views.OwnerSummary.class) private String address; @Column(name = "city") @NotEmpty @JsonView(Views.OwnerSummary.class) private String city; @Column(name = "telephone") @NotEmpty @Digits(fraction = 0, integer = 10) @JsonView(Views.OwnerSummary.class) private String telephone; @JsonManagedReference @OneToMany(cascade = CascadeType.ALL, mappedBy = "owner", fetch = FetchType.EAGER) private List<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 void setPetsInternal(List<Pet> pets) { this.pets = pets; } protected List<Pet> getPetsInternal() { if (this.pets == null) { this.pets = new ArrayList<Pet>(); } return this.pets; } public List<Pet> getMutableSortPets() { List<Pet> sortedPets = new ArrayList<Pet>(getPetsInternal()); PropertyComparator.sort(sortedPets, new MutableSortDefinition("name", true, true)); return Collections.unmodifiableList(sortedPets); } public void addPet(Pet pet) { 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; } public List<Pet> getPets() { return pets; } public void setPets(List<Pet> pets) { this.pets = pets; } @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(); } }