springmvc4+hibernate4 jpa实现整合（含jar包）

package tzx.study.po; import java.util.Date; import javax.persistence.Column; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.Id; import javax.persistence.Temporal; import javax.persistence.TemporalType; @Entity public class Items { @Id @GeneratedValue private Integer id; @Column(length=30) private String name; @Column(nullable=false) private Float price=0f; @Column(length=50) private String pic; @Temporal(TemporalType.TIMESTAMP) private Date createtime; @Column(length=50) private String detail; public Items() { } public Items(String name) { this.name = name; } public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name == null ? null : name.trim(); } public Float getPrice() { return price; } public void setPrice(Float price) { this.price = price; } public String getPic() { return pic; } public void setPic(String pic) { this.pic = pic == null ? null : pic.trim(); } public Date getCreatetime() { return createtime; } public void setCreatetime(Date createtime) { this.createtime = createtime; } public String getDetail() { return detail; } public void setDetail(String detail) { this.detail = detail == null ? null : detail.trim(); } }