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From "Larry Meadors" <larry.mead...@gmail.com>
Subject Re: Trying to use HashMap as a param object for an UPDATE - getting an exception
Date Fri, 12 Dec 2008 23:08:22 GMT
Actually...it's even easier.

<update id="updateSector">

No parameter class or map required.

Larry


On Fri, Dec 12, 2008 at 12:12 PM, joeweder <joeweder@gmail.com> wrote:
>
> You do not have to map a Map as a parameter. Just tell iBatis that the
> parameter is a map and use the key-names you used to populate it in your
> update (note: use parameterClass instead of parameterMap).
>
> Map s1 = new HashMap();
> s1.put("code", "001");
> s1.put("description", "Region Transaction upd");
> s1.put("fiscalYear", "2005");
> s1.put("id", "1501");
> client.update("updateSector", s1);
>
> <update id="updateSector" parameterClass="map">
>        UPDATE SECTOR SET SECTOR_DESC = #description# WHERE SECTOR_ID = #id#
> </update>
>
> That's all there is to it.
>
>
> Alex Savitsky-2 wrote:
>>
>> Hi,
>>
>> I'm trying to execute an update, with a HashMap for parameter (there's no
>> business object to pass). The mapping file is as follows (iBATIS
>> v.2.3.0.677)
>>
>> <?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="Sector">
>> <resultMap class="java.util.HashMap" id="sector">
>>       <result property="id" column="SECTOR_ID" javaType="java.lang.Integer" />
>>       <result property="code" column="SECTOR_CD" />
>>       <result property="description" column="SECTOR_DESC" />
>>       <result property="fiscalYear" column="FISCAL_YR"
>> javaType="java.lang.Integer" />
>> </resultMap>
>> <parameterMap class="java.util.HashMap" id="sector">
>>       <parameter property="id" jdbcType="NUMERIC" />
>>       <parameter property="code" jdbcType="VARCHAR" />
>>       <parameter property="description" jdbcType="VARCHAR" />
>>       <parameter property="fiscalYear" jdbcType="NUMERIC" />
>> </parameterMap>
>> <select id="getSectorList" resultMap="sector" parameterMap="sector">
>>       SELECT * FROM SECTOR WHERE FISCAL_YR = #fiscalYear#
>>       <isNotEmpty property="code">AND SECTOR_CD LIKE #code#||'%'</isNotEmpty>
>>       <isNotEmpty property="description">AND SECTOR_DESC LIKE
>> #description#||'%'</isNotEmpty>
>> </select>
>> <update id="updateSector" parameterMap="sector">
>>       UPDATE SECTOR SET SECTOR_DESC = #description# WHERE SECTOR_ID = #id#
>> </update>
>> </sqlMap>
>>
>> Both parameters and results are Maps, and the select works when I pass it
>> a parameter map, whether it has all the properties, or not. Update,
>> however, fails:
>>
>> Map s1 = new HashMap();
>> s1.put("code", "001");
>> s1.put("description", "Region Transaction upd");
>> s1.put("fiscalYear", "2005");
>> s1.put("id", "1501");
>> client.update("updateSector", s1);
>>
>> com.ibatis.common.jdbc.exception.NestedSQLException:
>> --- The error occurred in ca/cihi/cmdb/model/Sector.xml.
>> --- The error occurred while applying a parameter map.
>> --- Check the Sector.sector.
>> --- Check the parameter mapping for the 'id' property.
>> --- Cause: java.sql.SQLException: Invalid column index
>>       at
>> com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.executeUpdate(GeneralStatement.java:91)
>>       at
>> com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate.update(SqlMapExecutorDelegate.java:505)
>>       at
>> com.ibatis.sqlmap.engine.impl.SqlMapSessionImpl.update(SqlMapSessionImpl.java:90)
>>       at
>> com.ibatis.sqlmap.engine.impl.SqlMapClientImpl.update(SqlMapClientImpl.java:67)
>>       at
>> ca.cihi.cmdb.service.MaintenanceService.update(MaintenanceService.java:52)
>>       ... 29 more
>> Caused by: java.sql.SQLException: Invalid column index
>>       at
>> oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:125)
>>       at
>> oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:162)
>>       at
>> oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:227)
>>       at
>> oracle.jdbc.driver.OraclePreparedStatement.setStringInternal(OraclePreparedStatement.java:4754)
>>       at
>> oracle.jdbc.driver.OraclePreparedStatement.setString(OraclePreparedStatement.java:4717)
>>       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>       at
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>>       at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>       at java.lang.reflect.Method.invoke(Method.java:585)
>>       at
>> com.ibatis.common.jdbc.logging.PreparedStatementLogProxy.invoke(PreparedStatementLogProxy.java:70)
>>       at $Proxy2.setString(Unknown Source)
>>       at
>> com.ibatis.sqlmap.engine.type.StringTypeHandler.setParameter(StringTypeHandler.java:30)
>>       at
>> com.ibatis.sqlmap.engine.type.UnknownTypeHandler.setParameter(UnknownTypeHandler.java:69)
>>       at
>> com.ibatis.sqlmap.engine.mapping.parameter.BasicParameterMap.setParameter(BasicParameterMap.java:165)
>>       at
>> com.ibatis.sqlmap.engine.mapping.parameter.BasicParameterMap.setParameters(BasicParameterMap.java:125)
>>       at
>> com.ibatis.sqlmap.engine.execution.SqlExecutor.executeUpdate(SqlExecutor.java:79)
>>       at
>> com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.sqlExecuteUpdate(GeneralStatement.java:200)
>>       at
>> com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.executeUpdate(GeneralStatement.java:78)
>>       ... 33 more
>>
>> Am I doing something wrong?
>>
>> Thanks,
>>
>> Alex
>>
>
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>
>

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