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29 lines
685 B
29 lines
685 B
package app.data.entity;
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import lombok.Getter;
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import lombok.Setter;
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import javax.persistence.*;
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@Getter
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@Setter
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@MappedSuperclass
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public abstract class AbstractEntity {
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@Id
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@GeneratedValue(strategy = GenerationType.IDENTITY)
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@Column(name = "id", nullable = false)
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private Integer id;
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@Override
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public int hashCode() {
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return id != null ? id.hashCode() : super.hashCode();
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}
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@Override
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public boolean equals(Object obj) {
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if (!(obj instanceof AbstractEntity)) return false; // null or other class
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AbstractEntity other = (AbstractEntity) obj;
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return id != null ? id.equals(other.id) : super.equals(other);
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}
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}
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