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https://issues.apache.org/jira/browse/CAMEL-8792?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14557210#comment-14557210
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黄颜木 commented on CAMEL-8792:
----------------------------

I try to set one record to the body, still not work.

<from uri="timer:foo?repeatCount=1"/>
<to uri="sql:sql.selectCategory?outputClass=com.ofbizian.CategoryBean"/>

Exchange
---------------------------------------------------------------------------------------------------------------------------------------
Exchange[
        Id                  ID-localhost-localdomain-44340-1432368273830-0-2
        ExchangePattern     InOnly
        Headers             
{breadcrumbId=ID-localhost-localdomain-44340-1432368273830-0-1, 
CamelRedelivered=false, CamelRedeliveryCounter=0, CamelSqlRowCount=1, 
firedTime=Sat May 23 16:04:35 CST 2015}
        BodyType            java.util.ArrayList
        Body                [com.ofbizian.CategoryBean@590e7e]
]

Stacktrace
---------------------------------------------------------------------------------------------------------------------------------------
org.apache.camel.language.bean.RuntimeBeanExpressionException: Failed to invoke 
method: .mainid

> org.apache.camel.language.bean.RuntimeBeanExpressionException: Failed to 
> invoke method: 
> ----------------------------------------------------------------------------------------
>
>                 Key: CAMEL-8792
>                 URL: https://issues.apache.org/jira/browse/CAMEL-8792
>             Project: Camel
>          Issue Type: Bug
>          Components: camel-core, camel-sql
>    Affects Versions: 2.15.2
>         Environment: windows7 jdk1.7
>            Reporter: 黄颜木
>
> 1. when just use sqlComponents ,its okay. 
> 2. I try to just run the sql one times,so add timer//foo?repeatCount=1
> error happend.  
> Stacktrace
> ---------------------------------------------------------------------------------------------------------------------------------------
> org.apache.camel.language.bean.RuntimeBeanExpressionException: Failed to 
> invoke method: .mainid on null due to: 
> org.apache.camel.language.bean.RuntimeBeanExpressionException: Failed to 
> invoke method: mainid on null due to: 
> org.apache.camel.component.bean.MethodNotFoundException: Method with name: 
> mainid not found on bean: [com.ofbizian.CategoryBean@bbf16e, 
> my code goes here:
> ----------------------------------------------------------------------------
> ...
>  42
>  43   <bean id="categoryBean" class="com.ofbizian.CategoryBean"/>
>  44
> ...
>  53     <route id="encoderCategory-route">
>  54       <!-- 仅运行一次-->
>  55       <from uri="timer://foo?repeatCount=1"/>
>  56       <to 
> uri="sql:{{sql.selectCategory}}?outputClass=com.ofbizian.CategoryBean"/>
> ...
>      



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