谢谢来看的所有人
hibernate配置
<?xml version='1.0' encoding='utf-8'?>
<!DOCTYPE hibernate-configuration PUBLIC
"-//Hibernate/Hibernate Configuration DTD//EN"
"http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
<session-factory>
<property name="connection.url">jdbc:mysql://localhost:3306/iotindex</property>
<property name="connection.driver_class">com.mysql.jdbc.Driver</property>
<property name="hibernate.dialect">org.hibernate.dialect.MySQLDialect</property>
<property name="hibernate.show_sql">true</property>
<property name="show_sql">true</property>
<property name="format_sql">true</property>
<property name="connection.username">root</property>
<property name="connection.password">clgxmh</property>
<mapping class="com.swpuiot.model.UserEntity"/>
<mapping resource="com/swpuiot/model/UserEntity.hbm.xml"/>
<!-- DB schema will be updated if needed -->
<!-- <property name="hbm2ddl.auto">update</property> -->
</session-factory>
</hibernate-configuration>entity
package com.swpuiot.model;
import javax.persistence.*;
import java.sql.Date;
/**
* Created by 73196 on 2016/5/11.
*/
@Entity
@Table(name = "user", schema = "iotindex", catalog = "")
public class UserEntity {
private int id;
private String username;
private String password;
private Date registerDate;
private Date latelySinginDate;
private String type;
@Id
@Column(name = "ID", nullable = false)
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
@Basic
@Column(name = "USERNAME", nullable = false, length = 45)
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
@Basic
@Column(name = "PASSWORD", nullable = false, length = 50)
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
@Basic
@Column(name = "REGISTER_DATE", nullable = false)
public Date getRegisterDate() {
return registerDate;
}
public void setRegisterDate(Date registerDate) {
this.registerDate = registerDate;
}
@Basic
@Column(name = "LATELY_SINGIN_DATE", nullable = false)
public Date getLatelySinginDate() {
return latelySinginDate;
}
public void setLatelySinginDate(Date latelySinginDate) {
this.latelySinginDate = latelySinginDate;
}
@Basic
@Column(name = "TYPE", nullable = false, length = 45)
public String getType() {
return type;
}
public void setType(String type) {
this.type = type;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
UserEntity that = (UserEntity) o;
if (id != that.id) return false;
if (username != null ? !username.equals(that.username) : that.username != null) return false;
if (password != null ? !password.equals(that.password) : that.password != null) return false;
if (registerDate != null ? !registerDate.equals(that.registerDate) : that.registerDate != null) return false;
if (latelySinginDate != null ? !latelySinginDate.equals(that.latelySinginDate) : that.latelySinginDate != null)
return false;
if (type != null ? !type.equals(that.type) : that.type != null) return false;
return true;
}
@Override
public int hashCode() {
int result = id;
result = 31 * result + (username != null ? username.hashCode() : 0);
result = 31 * result + (password != null ? password.hashCode() : 0);
result = 31 * result + (registerDate != null ? registerDate.hashCode() : 0);
result = 31 * result + (latelySinginDate != null ? latelySinginDate.hashCode() : 0);
result = 31 * result + (type != null ? type.hashCode() : 0);
return result;
}
}对应的xml配置
<?xml version='1.0' encoding='utf-8'?>
<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
<class name="com.swpuiot.model.UserEntity" table="user" schema="iotindex">
<id name="id">
<column name="ID" sql-type="int(11)"/>
</id>
<property name="username">
<column name="USERNAME" sql-type="varchar(45)" length="45"/>
</property>
<property name="password">
<column name="PASSWORD" sql-type="varchar(50)" length="50"/>
</property>
<property name="registerDate">
<column name="REGISTER_DATE" sql-type="date"/>
</property>
<property name="latelySinginDate">
<column name="LATELY_SINGIN_DATE" sql-type="date"/>
</property>
<property name="type">
<column name="TYPE" sql-type="varchar(45)" length="45"/>
</property>
</class>
</hibernate-mapping>pom.xml
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.swpuiot</groupId>
<artifactId>IOTIndex</artifactId>
<packaging>war</packaging>
<version>1.0-SNAPSHOT</version>
<name>IOTIndex Maven Webapp</name>
<url>http://maven.apache.org</url>
<dependencies>
<!--spring相关-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>4.2.5.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>4.2.5.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>4.2.5.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>4.2.6.RELEASE</version>
</dependency>
<!--hibrnate相关-->
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>5.1.0.Final</version>
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-entitymanager</artifactId>
<version>5.1.0.Final</version>
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-ehcache</artifactId>
<version>5.1.0.Final</version>
</dependency>
<dependency>
<groupId>org.hibernate.javax.persistence</groupId>
<artifactId>hibernate-jpa-2.0-api</artifactId>
<version>1.0.1.Final</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>1.2.11</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.21</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>3.0-alpha-1</version>
</dependency>
</dependencies>
<build>
<finalName>IOTIndex</finalName>
</build>
</project>报错信息
org.hibernate.MappingException: Unknown entity: com.swpuiot.model.UserEntity
at org.hibernate.internal.SessionFactoryImpl.getEntityPersister(SessionFactoryImpl.java:776)
at org.hibernate.internal.SessionImpl.getEntityPersister(SessionImpl.java:1533)
at org.hibernate.event.internal.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:104)
at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.saveWithGeneratedOrRequestedId(DefaultSaveOrUpdateEventListener.java:192)
at org.hibernate.event.internal.DefaultSaveEventListener.saveWithGeneratedOrRequestedId(DefaultSaveEventListener.java:38)
at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.entityIsTransient(DefaultSaveOrUpdateEventListener.java:177)
at org.hibernate.event.internal.DefaultSaveEventListener.performSaveOrUpdate(DefaultSaveEventListener.java:32)
at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.onSaveOrUpdate(DefaultSaveOrUpdateEventListener.java:73)
at org.hibernate.internal.SessionImpl.fireSave(SessionImpl.java:682)
at org.hibernate.internal.SessionImpl.save(SessionImpl.java:674)
at org.hibernate.internal.SessionImpl.save(SessionImpl.java:669)
at com.swpuiot.dao.UserDAO.AddUser(UserDAO.java:49)
at test.AddUser(test.java:13)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:119)
at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:42)
at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:234)
at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:74)报错的代码
public boolean AddUser(String userName,String password,String type) throws Exception{
Session session = HibernateSessionFactory.getSession();
Transaction transaction = session.beginTransaction();
//getInstance()是获取UserEntity的实例
getInstance().setId(1);
getInstance().setUsername(userName);
getInstance().setPassword(password);
getInstance().setType(type);
getInstance().setRegisterDate(new Date(new java.util.Date().getTime()));
getInstance().setLatelySinginDate(new Date(new java.util.Date().getTime()));
try {
session.save(getInstance());//错误提示在这一行
transaction.commit();
session.close();
return true;
}catch (Exception e){
e.printStackTrace();
transaction.rollback();
session.close();
return false;
}
}UserEntity.java和UserEntity.hbm.xml是idea自动生成的
因为maven的原因，在平常习惯实体类的XML配置文件与类在一起，但是maven编译的时候src目录下会忽略所有不是Java代码的东西，打包之后，输出目录里XML文件自然就没了，吧xml放到静态资源文件里自然就好了。