ibatis學習筆記

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SqlMapConfig.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE sqlMapConfig
PUBLIC "-//ibatis.apache.org//DTD SQL Map Config 2.0//EN"
"http://ibatis.apache.org/dtd/sql-map-config-2.dtd">
<sqlMapConfig>
<!-- Configure a built-in transaction manager. If you're using an
app server, you probably want to use its transaction manager
and a managed datasource -->
<properties resource="SqlMap.properties" />
<transactionManager type="JDBC" commitRequired="false">
<dataSource type="SIMPLE">
<property name="JDBC.Driver" value="${driver}"/>
<property name="JDBC.ConnectionURL" value="${url}"/>
<property name="JDBC.Username" value="${username}"/>
<property name="JDBC.Password" value="${password}"/>
</dataSource>
</transactionManager>
<!-- List the SQL Map XML files. They can be loaded from the
classpath, as they are here (com.domain.data...) -->
<sqlMap resource="model/Account.xml"/>
<!-- List more here...
<sqlMap resource="com/mydomain/data/Order.xml"/>
<sqlMap resource="com/mydomain/data/Documents.xml"/>
-->
</sqlMapConfig>

SqlMap.properties

driver=com.mysql.jdbc.Driver
url=jdbc:mysql://localhost:3306/ibatis?useUnicode=true&characterEncoding=UTF-8
username=root
password=root

model

package model;
public class Account {
private int id;
private String firstName;
private String lastName;
private String emailAddress;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getFirstName() {
return firstName;
}
public void setFirstName(String firstName) {
this.firstName = firstName;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
public String getEmailAddress() {
return emailAddress;
}
public void setEmailAddress(String emailAddress) {
this.emailAddress = emailAddress;
}
@Override
public String toString() {
return "Account [id=" + id + ", firstName=" + firstName + ", lastName="
+ lastName + ", emailAddress=" + emailAddress + "]";
}
}

配置文件Account.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE sqlMap
PUBLIC "-//ibatis.apache.org//DTD SQL Map 2.0//EN"
"http://ibatis.apache.org/dtd/sql-map-2.dtd">
<sqlMap namespace="Account">
<typeAlias alias="Account" type="model.Account"/>
<!-- Result maps describe the mapping between the columns returned
from a query, and the class properties. A result map isn't
necessary if the columns (or aliases) match to the properties
exactly. -->
<resultMap id="AccountResult" class="Account">
<result property="id" column="id"/>
<result property="firstName" column="firstname"/>
<result property="lastName" column="lastname"/>
<result property="emailAddress" column="emailaddress"/>
</resultMap>
<select id="selectAllAccounts" resultClass="Account">
select * from ACCOUNT
</select>
<!-- A simpler select example without the result map. Note the
aliases to match the properties of the target result class. -->
<select id="selectAccountById" parameterClass="int" resultClass="Account">
select * from ACCOUNT where id = #id#
</select>
<insert id="insertAccount" parameterClass="Account">
insert into ACCOUNT (id,firstname,lastname,emailaddress)
values (
#id#, #firstName#, #lastName#, #emailAddress#
)
</insert>
<update id="updateAccount" parameterClass="Account">
update ACCOUNT set
firstname = #firstName#,
lastname = #lastName#,
emailaddress = #emailAddress#
where
id = #id#
</update>
<delete id="deleteAccountById" parameterClass="int">
delete from ACCOUNT where id = #id#
</delete>
<select id="queryAccountByFirstName" parameterClass="String" resultClass="Account">
select * from account where firstname like '%$firstName$%'
</select>
</sqlMap>