Ibaits返回结果集[转]

object
别名映射 -> 实体类： resultClass 
<select id=" selectAll" resultClass="AppLog">    
select      ID as id,      TYPE as type,      DESCR as descr    from APP_LOG    where ID = #id#
</select> 

List list = sqlMapper.queryForList("selectAll");
for (int i = 0; i < list.size(); i ) {   
AppLog log = (AppLog) list.get(i);   //add your code here;
}



别名映射 ->Map 类： resultClass 
<select id=" selectAll" resultClass="java.util.HashMap">    select      ID as id,      TYPE as type,      DESCR as descr    from APP_LOG    where ID = #id#
</select> 

List list = sqlMapper.queryForList("selectAll");
for (int i = 0; i < list.size(); i ) {    
Map map = (Map) list.get(i);    
String id = (String) map.get("id");    
String type = (String) map.get("type");    
String descr = (String) map.get("descr");   
//add your code here;}



显式映射 -> 实体类： resultMap 
<resultMap id="AppLogResult" class="AppLog">    
<result property="id" column="ID"/>    
<result property="type" column="Type"/>    
<result property="descr" column="DESCR"/>   
</resultMap>

<select id="selectAll" resultMap="AppLogResult">    
select * from APP_LOG</select> 


List list = sqlMapper.queryForList("selectAll");
for (int i = 0; i < list.size(); i ) {    
AppLog log = (AppLog) list.get(i); 
//add your code here;} 



显式映射 ->Map 类： resultMap 
<resultMap id="map-result" class="java.util.HashMap">       
<result property="id" column="ID"/>    
<result property="type" column="Type"/>    
<result property="descr" column="DESCR"/>    
</resultMap><select id="selectAll2" resultMap="map-result">    
select * from APP_LOG</select> 


List list = sqlMapper.queryForList("selectAll2");       
for (int i = 0; i < list.size(); i ) {          
Map map = (Map) list.get(i);           
String id = (String) map.get("id");           
String type = (String) map.get("type");           
String descr = (String) map.get("descr");               
} 



无映射 
<select id="selectAll3" resultClass="java.util.HashMap">    
select * from APP_LOG</select> 

List list = sqlMapper.queryForList("selectAll3");
for (int i = 0; i < list.size(); i ) {    
Map map = (Map) list.get(i);    
String id = (String) map.get("ID");    
String type = (String) map.get("TYPE");    
String descr = (String) map.get("DESCR");} 

xml
<select id="selectxml" parameterClass="java.lang.String" resultClass="xml" xmlResultName="log">    
select      ID as id,      TYPE as type,      DESCR as descr    from APP_LOG    where ID = #id#</select> 

String o=(String) sqlMapper.queryForObject("selectxml", id);
System.out.println(o);