maven+springmvc+springjpa+hibernate

package com.web.test.entity; import java.io.Serializable; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.GenerationType; import javax.persistence.Id; import javax.persistence.Table; /** * * @author xuzebin * */ @Entity @Table(name="student") public class Student implements Serializable{ private static final long serialVersionUID = 1L; @Id @GeneratedValue(strategy=GenerationType.AUTO) private Integer id; private String name; private Integer number; 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; } public Integer getNumber() { return number; } public void setNumber(Integer number) { this.number = number; } @Override public String toString() { StringBuilder builder = new StringBuilder(); builder.append("Student [id="); builder.append(id); builder.append(", name="); builder.append(name); builder.append(", number="); builder.append(number); builder.append("]"); return builder.toString(); } }