MyBatis批量更新动态sql

<update id="updateDataKetState">
        update ${tablespace}.IDEA_DATAKEY_STATE 
        <trim prefix="set" suffixOverrides=",">
            <trim prefix="STATENAME = case" suffix="end,">
                <foreach collection="datas"  item="data" >
                <if test="data.stateName !=null and data.stateName !=‘‘">
                    when UUID=#{data.uuid} then #{data.stateName}
                </if>
                </foreach>
            </trim>
            <trim prefix="STATEINFO = case" suffix="end,">
                <foreach collection="datas"  item="data" >
                <if test="data.stateInfo !=null">
                    when UUID=#{data.uuid} then #{data.stateInfo}
                </if>
                </foreach>
            </trim>
            <trim prefix="STATENO = case" suffix="end,">
                <foreach collection="datas"  item="data" >
                <if test="data.stateNo !=null and data.stateNo !=‘‘">
                    when UUID=#{data.uuid} then #{data.stateNo}
                </if>
                </foreach>
            </trim>
        </trim>
        where UUID in
        <foreach collection="datas" item="data" open="(" close=")" separator=",">
                #{data.uuid}
        </foreach>
    </update>