org.startupframework.data.entity.EntityBase Maven / Gradle / Ivy
/*
* Copyright 2019-2020 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.startupframework.data.entity;
import java.util.Date;
import java.util.Objects;
import java.util.UUID;
import javax.persistence.Column;
import javax.persistence.Id;
import javax.persistence.MappedSuperclass;
import lombok.Data;
/**
* Base Entity for PersistentObject
*
* For validations view: javax.validation.constraints
*
* https://www.baeldung.com/javax-validation
*
* @author Arq. Jesús Israel Anaya Salazar
*/
@MappedSuperclass
@Data
public abstract class EntityBase implements Entity {
public static final int ID_LENGTH = 41;
@Id
@Column(length = ID_LENGTH)
private String id;
@Column(nullable = false)
private Date createdDate;
@Column(nullable = false)
private Date modifiedDate;
@Column(nullable = false)
private Boolean active = true;
public EntityBase() {
}
public EntityBase(UUID uuid) {
this.id = createId(uuid);
}
public EntityBase(String id) {
UUID buffer = UUID.fromString(id);
this.id = createId(buffer);
}
@Override
public int hashCode() {
int hash = 7;
hash = 29 * hash + Objects.hashCode(this.getId());
return hash;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (!(obj instanceof EntityBase)) {
return false;
}
EntityBase other = (EntityBase) obj;
return getId().equals(other.getId());
}
@Override
public String toString() {
return getId();
}
abstract protected String prefixId();
private String createId(UUID uuid) {
return prefixId() + "-" + uuid.toString();
}
@Override
public void generateId() {
// TODO: Ver si se puede mejoerar la forma
this.id = createId(UUID.randomUUID());
}
}