Java tutorial
/* * Copyright 2014 Modo ?gil * * 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 br.com.modoagil.asr.model.support; import java.util.Date; import javax.persistence.Column; import javax.persistence.GeneratedValue; import javax.persistence.GenerationType; import javax.persistence.Id; import javax.persistence.MappedSuperclass; import javax.persistence.Temporal; import javax.persistence.TemporalType; import javax.persistence.Version; import lombok.Getter; import lombok.Setter; import org.springframework.data.domain.Persistable; import com.fasterxml.jackson.annotation.JsonIgnore; /** * Abstract entity for JPA entity<br /> * * All JPA entities from model must extend this class or a sub-class * * @since 07/12/2014 * @author Bruno Csar Ribeiro e Silva - <a href="mailto:bruno@brunocesar.com">bruno@brunocesar.com</a> */ @MappedSuperclass public abstract class AbstractEntity implements Persistable<Long> { private static final long serialVersionUID = -2187928984731943693L; @Id @Getter @Setter @GeneratedValue(strategy = GenerationType.IDENTITY) private Long id; @Getter @Setter @Version @JsonIgnore private Long version; @Getter @Setter @Column @JsonIgnore private Boolean removed; @Getter @Setter @JsonIgnore @Temporal(TemporalType.TIMESTAMP) @Column(name = "change_date") private Date changeDate; @Override @JsonIgnore public boolean isNew() { return getId() == null; } @Override public String toString() { return String.format("%s id: %s", this.getClass().getSimpleName(), getId()); } }