Hi,

We might have to debug the DB Api and look into it. what is you query ?

Regards,
/Nuwan


On Tue, May 14, 2013 at 10:22 AM, Ayashkantha Ramasinghe <
[email protected]> wrote:

> Hi,
>
> On Mon, May 13, 2013 at 9:10 PM, Nuwan Bandara <[email protected]> wrote:
>
>> Hi,
>>
>> What is "WSO2BAM_DATASOURCE", thats wrong syntax for DB API
>>
>
>
> "WSO2BAM_DATASOURCE" is configured in
> $BAM_HOME/repository/conf/datasources/master-datasources.xml. this is the
> configuration of that.
>
> <datasource>
>            <name>WSO2BAM_DATASOURCE</name>
>            <description>The datasource used for analyzer data</description>
>            <definition type="RDBMS">
>                <configuration>
>                    <url>jdbc:oracle:thin:@10.100.3.227:1521/daniddb</url>
>            <username>ayash_db</username>
>            <password>ayash_db</password>
>
> <driverClassName>oracle.jdbc.driver.OracleDriver</driverClassName>
>                    <maxActive>50</maxActive>
>                    <maxWait>60000</maxWait>
>                    <testOnBorrow>true</testOnBorrow>
>                    <validationQuery>SELECT 1</validationQuery>
>                    <validationInterval>30000</validationInterval>
>                </configuration>
>            </definition>
> </datasource>
>
> I think the problem is processing the data retrieved, because, i think, it
> connects to the database properly.
>
>
>
> On Mon, May 13, 2013 at 7:16 PM, Ayashkantha Ramasinghe <
> [email protected]> wrote:
>
>> Hi,
>>
>> query() function is being failed to return the result while oracle DB
>> consisted of null values in it.
>>
>> I am getting this error,
>>
>>
>> [2013-05-13 18:04:38,014] ERROR
>> {org.jaggeryjs.jaggery.core.manager.WebAppManager} -
>> org.mozilla.javascript.WrappedException: Wrapped
>> java.lang.NullPointerException
>> (/bamdashboards/activity_monitoring/gadgets/dataSource.ajaxProcessor.jag#53)
>> org.jaggeryjs.scriptengine.exceptions.ScriptException:
>> org.mozilla.javascript.WrappedException: Wrapped
>> java.lang.NullPointerException
>> (/bamdashboards/activity_monitoring/gadgets/dataSource.ajaxProcessor.jag#53)
>>     at
>> org.jaggeryjs.scriptengine.engine.RhinoEngine.execScript(RhinoEngine.java:446)
>>     at
>> org.jaggeryjs.scriptengine.engine.RhinoEngine.exec(RhinoEngine.java:191)
>>     at
>> org.jaggeryjs.jaggery.core.manager.WebAppManager.execute(WebAppManager.java:269)
>>     at
>> org.jaggeryjs.jaggery.core.JaggeryServlet.doPost(JaggeryServlet.java:29)
>>     at javax.servlet.http.HttpServlet.service(HttpServlet.java:755)
>>     at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)
>>     at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
>>     at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
>>     at
>> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
>>     at
>> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
>>     at
>> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
>>     at
>> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
>>     at
>> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
>>     at
>> org.wso2.carbon.tomcat.ext.valves.CompositeValve.invoke(CompositeValve.java:177)
>>     at
>> org.wso2.carbon.tomcat.ext.valves.CarbonStuckThreadDetectionValve.invoke(CarbonStuckThreadDetectionValve.java:161)
>>     at
>> org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:936)
>>     at
>> org.wso2.carbon.tomcat.ext.valves.CarbonContextCreatorValve.invoke(CarbonContextCreatorValve.java:57)
>>     at
>> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
>>     at
>> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
>>     at
>> org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1004)
>>     at
>> org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
>>     at
>> org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1653)
>>     at
>> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
>>     at
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
>>     at java.lang.Thread.run(Thread.java:662)
>> Caused by: org.mozilla.javascript.WrappedException: Wrapped
>> java.lang.NullPointerException
>> (/bamdashboards/activity_monitoring/gadgets/dataSource.ajaxProcessor.jag#53)
>>     at
>> org.mozilla.javascript.Context.throwAsScriptRuntimeEx(Context.java:1654)
>>     at org.mozilla.javascript.MemberBox.invoke(MemberBox.java:175)
>>     at org.mozilla.javascript.FunctionObject.call(FunctionObject.java:411)
>>     at
>> org.mozilla.javascript.optimizer.OptRuntime.call1(OptRuntime.java:66)
>>     at
>> org.jaggeryjs.rhino.bamdashboards.activity_monitoring.gadgets.c1._c2(/bamdashboards/activity_monitoring/gadgets/dataSource.ajaxProcessor.jag:53)
>>     at
>> org.jaggeryjs.rhino.bamdashboards.activity_monitoring.gadgets.c1.call(/bamdashboards/activity_monitoring/gadgets/dataSource.ajaxProcessor.jag)
>>     at
>> org.mozilla.javascript.optimizer.OptRuntime.callName(OptRuntime.java:97)
>>     at
>> org.jaggeryjs.rhino.bamdashboards.activity_monitoring.gadgets.c1._c0(/bamdashboards/activity_monitoring/gadgets/dataSource.ajaxProcessor.jag:65)
>>     at
>> org.jaggeryjs.rhino.bamdashboards.activity_monitoring.gadgets.c1.call(/bamdashboards/activity_monitoring/gadgets/dataSource.ajaxProcessor.jag)
>>     at
>> org.mozilla.javascript.ContextFactory.doTopCall(ContextFactory.java:401)
>>     at
>> org.mozilla.javascript.ScriptRuntime.doTopCall(ScriptRuntime.java:3003)
>>     at
>> org.jaggeryjs.rhino.bamdashboards.activity_monitoring.gadgets.c1.call(/bamdashboards/activity_monitoring/gadgets/dataSource.ajaxProcessor.jag)
>>     at
>> org.jaggeryjs.rhino.bamdashboards.activity_monitoring.gadgets.c1.exec(/bamdashboards/activity_monitoring/gadgets/dataSource.ajaxProcessor.jag)
>>     at
>> org.jaggeryjs.scriptengine.engine.RhinoEngine.execScript(RhinoEngine.java:441)
>>     ... 24 more
>> Caused by: java.lang.NullPointerException
>>     at
>> org.jaggeryjs.hostobjects.db.DatabaseHostObject.getValue(DatabaseHostObject.java:607)
>>     at
>> org.jaggeryjs.hostobjects.db.DatabaseHostObject.processResults(DatabaseHostObject.java:581)
>>     at
>> org.jaggeryjs.hostobjects.db.DatabaseHostObject.executeQuery(DatabaseHostObject.java:505)
>>     at
>> org.jaggeryjs.hostobjects.db.DatabaseHostObject.jsFunction_query(DatabaseHostObject.java:195)
>>     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:597)
>>     at org.mozilla.javascript.MemberBox.invoke(MemberBox.java:160)
>>     ... 36 more
>>
>>
>>
>>
>> while executing following code snippet
>>
>>
>>
>>
>>             var db;
>>             if(dbType == "RDBMS"){
>>                 db = new Database("WSO2BAM_DATASOURCE");
>>             } else if(dbType == "cassandra"){
>>                 var config = {
>>
>> "driverClassName":"org.apache.cassandra.cql.jdbc.CassandraDriver"
>>                 }
>>                 db = new
>> Database("jdbc:cassandra://localhost:9160/EVENT_KS", "admin", "admin",
>> config);
>>             }
>>            * result = db.query(q);*//this is the line 53 and q is query
>>             log.info(result);
>>
>>
>>
>>
>> --
>> Ayashkantha Ramasinghe
>> Software Engineer
>>
>> Tel: +94 777 487 669
>>
>
>
>
> --
>> *Thanks & Regards,
>>
>> Nuwan Bandara
>> Associate Technical Lead & Member, MC, Development Technologies
>> WSO2 Inc. - lean . enterprise . middleware |  http://wso2.com
>> blog : http://nuwanbando.com; email: [email protected]; phone: +94 11 763
>> 9629
>> *
>> <http://www.nuwanbando.com/>
>>
>
>
>
> --
> Ayashkantha Ramasinghe
> Software Engineer
>
> Tel: +94 777 487 669
>



-- 
*Thanks & Regards,

Nuwan Bandara
Associate Technical Lead & Member, MC, Development Technologies
WSO2 Inc. - lean . enterprise . middleware |  http://wso2.com
blog : http://nuwanbando.com; email: [email protected]; phone: +94 11 763 9629
*
<http://www.nuwanbando.com/>
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