subcategory.java

来自「EJB3 Annotation Sample」· Java 代码 · 共 105 行

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package com.s7turn.content.entities;

import java.io.Serializable;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.Table;

/**
 *
 * @author Long
 */
@Entity
@Table (name="subcategories")
@NamedQueries({
    @NamedQuery( name = "SubCategory.findAllSubCategory", query="SELECT s FROM SubCategory s"),
    @NamedQuery( name = "SubCategory.findByCategory", query="SELECT s FROM SubCategory s WHERE s.category = :category"),
    @NamedQuery( name = "SubCategory.findSubCategoryById", query="SELECT s FROM SubCategory s WHERE s.id = :id")
})
public class SubCategory implements Serializable {
    private static final long serialVersionUID = 1L;
    @Id
    @GeneratedValue(strategy = GenerationType.SEQUENCE)    
    @Column( name = "subc_id" )
    private Long id;
    
    @Column( name = "subc_name" )
    private String name;

    @Column( name = "subc_desc" )
    private String description;

    @JoinColumn( name = "category_id" )
    private Category category;
    
    public Category getCategory() {
        return category;
    }

    public void setCategory(Category category) {
        this.category = category;
    }

    public String getDescription() {
        return description;
    }

    public void setDescription(String description) {
        this.description = description;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }
    

    public void setId(Long id) {
        this.id = id;
    }
    
    public Long getId() {
        return id;
    }

    @Override
    public int hashCode() {
        int hash = 0;
        hash += (id != null ? id.hashCode() : 0);
        return hash;
    }

    @Override
    public boolean equals(Object object) {
        // TODO: Warning - this method won't work in the case the id fields are not set
        if (!(object instanceof SubCategory)) {
            return false;
        }
        SubCategory other = (SubCategory) object;
        if ((this.id == null && other.id != null) || (this.id != null && !this.id.equals(other.id))) {
            return false;
        }
        return true;
    }

    @Override
    public String toString() {
        return "com.s7turn.content.entities.SubCategory[id=" + id + "]";
    }

}