iBatis 配置

SqlMapConfig.xml文件
====================
<?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 -->
  <transactionManager type="JDBC" commitRequired="false">
    <dataSource type="SIMPLE">
      <property name="JDBC.Driver" value="org.hsqldb.jdbcDriver"/>
      <property name="JDBC.ConnectionURL" value="jdbc:hsqldb:."/>
      <property name="JDBC.Username" value="sa"/>
      <property name="JDBC.Password" value="sa"/>
    </dataSource>
  </transactionManager>

  <!-- List the SQL Map XML files. They can be loaded from the
       classpath, as they are here (com.domain.data...) -->
  <sqlMap resource="com/mydomain/data/Account.xml"/>
  <!-- List more here...
  <sqlMap resource="com/mydomain/data/Order.xml"/>
  <sqlMap resource="com/mydomain/data/Documents.xml"/>
  -->

</sqlMapConfig>



SQL语句配置文件
==============
<?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">

  <!-- Use type aliases to avoid typing the full classname every time. -->
  <typeAlias alias="Account" type="com.mydomain.domain.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="ACC_ID"/>
    <result property="firstName" column="ACC_FIRST_NAME"/>
    <result property="lastName" column="ACC_LAST_NAME"/>
    <result property="emailAddress" column="ACC_EMAIL"/>
  </resultMap>

  <!-- Select with no parameters using the result map for Account class. -->
  <select id="selectAllAccounts" resultMap="AccountResult">
    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
      ACC_ID as id,
      ACC_FIRST_NAME as firstName,
      ACC_LAST_NAME as lastName,
      ACC_EMAIL as emailAddress
    from ACCOUNT
    where ACC_ID = #id#
  </select>
  
  <!-- Insert example, using the Account parameter class -->
  <insert id="insertAccount" parameterClass="Account">
    insert into ACCOUNT (
      ACC_ID,
      ACC_FIRST_NAME,
      ACC_LAST_NAME,
      ACC_EMAIL
    values (
      #id#, #firstName#, #lastName#, #emailAddress#
    )
  </insert>

  <!-- Update example, using the Account parameter class -->
  <update id="updateAccount" parameterClass="Account">
    update ACCOUNT set
      ACC_FIRST_NAME = #firstName#,
      ACC_LAST_NAME = #lastName#,
      ACC_EMAIL = #emailAddress#
    where
      ACC_ID = #id#
  </update>

  <!-- Delete example, using an integer as the parameter class -->
  <delete id="deleteAccountById" parameterClass="int">
    delete from ACCOUNT where ACC_ID = #id#
  </delete>

</sqlMap>


SqlMapConfig.xml加载方法
=======================
static {
    try {
      Reader reader = Resources.getResourceAsReader("com/mydomain/data/SqlMapConfig.xml");
      sqlMapper = SqlMapClientBuilder.buildSqlMapClient(reader);
      reader.close();
    } catch (IOException e) {
      // Fail fast.
      throw new RuntimeException("Something bad happened while building the SqlMapClient instance." + e, e);
    }
  }


操作
====
public static List selectAllAccounts () throws SQLException {
    return sqlMapper.queryForList("selectAllAccounts");
  }

  public static Account selectAccountById  (int id) throws SQLException {
    return (Account) sqlMapper.queryForObject("selectAccountById", id);
  }

  public static void insertAccount (Account account) throws SQLException {
    sqlMapper.insert("insertAccount", account);
  }

  public static void updateAccount (Account account) throws SQLException {
    sqlMapper.update("updateAccount", account);
  }

  public static void deleteAccount (int id) throws SQLException {
    sqlMapper.delete("deleteAccount", id);
  }