SpringData系列一SpringData的环境搭建

1 xml version="1.0" encoding="UTF-8"?>
2 <beans xmlns="http://www.springframework.org/schema/beans"
3 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context"
4 xmlns:tx="http://www.springframework.org/schema/tx" xmlns:jpa="http://www.springframework.org/schema/data/jpa"
5 xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
6 http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.3.xsd
7 http://www.springframework.org/schema/data/jpa http://www.springframework.org/schema/data/jpa/spring-jpa-1.3.xsd
8 http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.3.xsd">
9 <context:property-文章来源地址30048.htmlplaceholder location="classpath:db.properties" />
10
11 <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
12 <property name="user" value="${jdbc.user}">property>
13 <property name="password" value="${jdbc.password}">property>
14 <property name="jdbcUrl" value="${jdbc.jdbcUrl}">property>
15 <property name="driverClass" value="${jdbc.driverClass}">property>
16 bean>
17
18 <bean id="entityManagerFactory"
19 class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
20 <property name="dataSource" ref="dataSource">property>
21
22 <property name="jpaVendorAdapter">
23 <bean class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter">bean>
24 property>
25 <property name="packagesToScan" value="com.ntjr.springdata">property>
26 <property name="jpaProperties">
27 <props>
28
29
31
32 <prop key="hibernate.ejb.naming_strategy">org.hibernate.cfg.ImprovedNamingStrategyprop>
33
34 <prop key="hibernate.dialect">org.hibernate.dialect.MySQL5InnoDBDialectprop>
35 <prop key="hibernate.show_sql">trueprop>
36 <prop key="hibernate.format_sql">trueprop>
37 <prop key="hibernate.hbm2ddl.auto">updateprop>
38 props>
39 property>
40 bean>
41
42 <bean id="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager">
43 <property name="entityManagerFactory" ref="entityManagerFactory">property>
44 bean>
45
46 <tx:annotation-driven transaction-manager="transactionManager" />
47
48
49 <jpa:repositories base-package="com.ntjr.springdata"
50 entity-manager-factory-ref="entityManagerFactory"
51 transaction-manager-ref="transactionManager">
52 jpa:repositories>
53 beans>

1 package com.ntjr.springdata;
2
3 import java.util.Date;
4
5 import javax.persistence.Column;
6 import javax.persistence.Entity;
7 import javax.persistence.GeneratedValue;
8 import javax.persistence.Id;
9 import javax.persistence.Table;
10
11 @Table(name = "JPA_PERSONS")
12 @Entity
13 public class Person {
14
15 private Integer id;
16 private String lastName;
17
18 private String email;
19 private Date birth;
20
21 @GeneratedValue
22 @Id
23 public Integer getId() {
24 return id;
25 }
26
27 public void setId(Integer id) {
28 this.id = id;
29 }
30
31 public String getLastName() {
32 return lastName;
33 }
34
35 @Column(name = "LAST_NAME")
36 public void setLastName(String lastName) {
37 this.lastName = lastName;
38 }
39
40 public String getEmail() {
41 return email;
42 www.yii666.com }
43
44 public void setEmail(String email) {
45 this.email = email;
46 }
47
48 public Date getBirth() {
49 return birth;
50 }
51
52 public void setBirth(Date birth) {
53 this.birth = birth;
54 }
55
56 @Override
57 public String toString() {
58 return "Person [id=" + id + ", lastName=" + lastName + ", email=" + email + ", birth=" + birth + "]";
59 }
60
61
62 }

1 package com.ntjr.springdata;
2
3 import or文章来源站点https://www.yii666.com/g.springframework.data.repository.Repository;
4
5 /**
6 *
7 * 1、实现Repository接口
8 * 2、通过注解的方式@RepositoryDefinition将一个bean定义为Repository接口
9 */
10 public interface PersonRepsitory extends Repository {
11 // 根据lastName获取对应的person
12 Person getByLastName(String lastName);
13 }

1 package com.ntjr.springdata.test;
2
3 import org.junit.Test;
4 import org.springframework.context.ApplicationContext;
5 import org.springframework.context.support.ClassPathXmlApplicationContext;
6
7 import com.ntjr.springdata.Person;
8 import com.ntjr.springdata.PersonRepsitory;
9
10 public class SpringDataTest {
11
12 private ApplicationContext ctx = null;
13 {
14 ctx = new ClassPathXmlApplicationContext("applicationContext.xml");
15 }
16
17 @Test
18 public void getPersonForLastName() {
19 PersonRepsitory persOnRepsitory= ctx.getBean(PersonRepsitory.class);
20 Person person = personRepsitory.getByLastName("AA");
21 System.out.println(person);
22 }
23
24
25
26 }