ibatis调用oracle的函数,存储过程的方法 IN 和OUT /游标(第五章)
1对于全部是in类型的参数过程,采用下面的方法调用(ibatis版本是2.3)
比如过程:
Procedure Flashback_Op(v_table_owner Varchar2,v_table_name Varchar2,v_FlashbackScn Number,v_xid Varchar2,v_dbid number);
调用方法:
<parameterMap id="tableDml_recycle" jdbcType="varchar"
??? ??? ? ? javaType="java.lang.String" mode="IN" />
??? ?? <parameter property="name" jdbcType="varchar"
??? ??? ?? javaType="java.lang.String" mode="IN" />
???? ? <parameter property="scn" jdbcType="NUMBER"
??? ??? ??? javaType="java.math.BigDecimal" mode="IN" />
??? ? ? <parameter property="dbId" jdbcType="NUMBER"
??? ??? ? ? javaType="java.math.BigDecimal" mode="IN" />
??? </parameterMap>
???
??? <procedure id="tableDml_zcRecycle" parameterMap="tableDml_recycle">??
??? ??? {call TassetREC.Flashback_Op(?,?,?,?,?)}??
??? </procedure>??
2对于返回类型是游标(OUT)的函数,采用如下方式调用。
函数:
Function GetFirstPageNumRows(v_where varchar2,v_dbid Number,v_Numrows varchar2,v_queryid varchar2) return sys_refcursor;
调用方式:
<parameterMap id="searchParam" jdbcType="ORACLECURSOR"
??? ??? javaType="java.sql.ResultSet" mode="OUT" resultMap="auditselect_resultList" />
??? ???
??? ??? <parameter property="ipAddress"
??? ??? ??? jdbcType="varchar" javaType="java.lang.String" mode="IN" />
??? ??? <parameter property="dbId" jdbcType="NUMBER"
??? ??? ??? javaType="java.math.BigDecimal" mode="IN"/>
??? ??? <parameter property="countNumber" jdbcType="NUMBER"
??? ??? ??? javaType="java.lang.Integer" mode="IN"/>
??? ??? <parameter property="clientId" jdbcType="VARCHAR2"
??? ??? ??? javaType="java.lang.String" mode="IN"/>
??? </parameterMap>
<procedure id="firstPage" parameterMap="searchParam">??
??? ??? {? = call tlgadmin.GetFirstPageNumRows(?,?,?,?)}?? (注意返回值在前面用?代表)
??? </procedure>
java代码这么取值:
@SuppressWarnings("unchecked")
??? public List getAuditSelectByPages(Map map) {
??? ??? getSqlMapClientTemplate().queryForList("firstPage", map);//调用
??? ??? List arryList = (ArrayList) map.get("result");//取值
??? ??? return arryList;
??? }
?3对于返回值为一般数据类型的函数:
函数:
Function DeleteCommand(v_commandid Number,v_commandsetid Number default 0,v_dbid Number default 0) return Number;
采用如下方式处理(把返回值当作出参来处理OUT):
<parameterMap id="CommandDeleteById" jdbcType="VARCHAR"
??? ??? ??? javaType="java.lang.String" mode="OUT" />
??? ??? <parameter property="commandId" jdbcType="NUMBER"
??? ??? ??? javaType="java.lang.Integer" mode="IN" />
??? ??? <parameter property="commandsetId" jdbcType="NUMBER"
??? ??? ??? javaType="java.lang.Integer" mode="IN" />
??? ??? <parameter property="dbId" jdbcType="NUMBER"
??? ??? ??? javaType="java.math.BigDecimal" mode="IN" />
??? </parameterMap>
<procedure id="Command_deleteById"
??? ??? parameterMap="CommandDeleteById">
??? ??? { ? = call truleadmin.DeleteCommand(?,?,?)}
??? </procedure>
? java代码
???? this.getSqlMapClientTemplate().delete("Command_deleteById", map);
??? ??? String num = (String) map.get("result");
??? ??? return num;