hello Luciano, i made some changes and now i'm getting another error..maybe the changes are incorrect. i'm using version tuscany-das-1.0-incubating-beta2, connecting to an oracle 10g db. below is my table structure.
SQL> describe organization; Name Null? Type ----------------------------------------- -------- ---------------------------- ORGID NOT NULL NUMBER ORGNAME NOT NULL VARCHAR2(200) i changed the orgID from commonj.sdo.IntObject to commonj.sdo.Int, which seems to have helped. so, now my config file is: <?xml version="1.0" encoding="ASCII"?> <Config xmlns="http:///org.apache.tuscany.das.rdb/config.xsd"> <ConnectionInfo /> <Command name="getAllOrganizations" SQL="select * from ORGANIZATION" kind="Select"> <ResultDescriptor columnName="orgID" tableName="ORGANIZATION" columnType="commonj.sdo.Int"/> <ResultDescriptor columnName="orgName" tableName="ORGANIZATION" columnType="commonj.sdo.String"/> </Command> <Table tableName="ORGANIZATION"> <Column columnName="ORGID" primaryKey="true" generated="true"/> <Column columnName="orgName" /> </Table> </Config> when i make the call to: DataObject root = read.executeQuery(); this error is thrown... java.lang.RuntimeException: Table ORGANIZATION in query does not include Primary Key column or has null value in it, can not proceed! at org.apache.tuscany.das.rdb.graphbuilder.impl.ResultSetProcessor.addRowToGraph(ResultSetProcessor.java:117) at org.apache.tuscany.das.rdb.graphbuilder.impl.ResultSetProcessor.processResultSet(ResultSetProcessor.java:91) at org.apache.tuscany.das.rdb.graphbuilder.impl.ResultSetProcessor.processResults(ResultSetProcessor.java:77) at org.apache.tuscany.das.rdb.impl.ReadCommandImpl.buildGraph(ReadCommandImpl.java:300) at org.apache.tuscany.das.rdb.impl.ReadCommandImpl.executeQuery(ReadCommandImpl.java:268) at hello.HelloImpl.hey(HelloImpl.java:37) there are 27 records in the organization table and since the orgid is the primary key, it's never null. i'm assuming the primary key definition is wrong (maybe not). i tried defining it as commonj.sdo.IntObject but the same error is thrown. thx abe ----- Original Message ---- From: Luciano Resende <[EMAIL PROTECTED]> To: tuscany-user@ws.apache.org Sent: Sunday, April 20, 2008 12:23:55 AM Subject: Re: sdo/das question Hey Abraham I used your config in a simple client app using DAS beta2, and all seem to work well, so I suspect that there might be some incompatibility with the actual data type from your table columns. I was using Derby, and below is the SQL I used to create the ORGANIZATION table. CREATE TABLE ORGANIZATION ( orgID INTEGER NOT NULL, name VARCHAR(50), primary key (orgID) ); If you still have issues, please let's work together to solve it. I might need more info, such as table structure, and DAS/SDO versions you are using. On Fri, Apr 18, 2008 at 3:37 PM, Abraham Washington <[EMAIL PROTECTED]> wrote: > hi, i have a basic sample app that i'm trying to query a db. i'm getting a > sdo/classCastException when making the call: > > DataObject read = das.getCommand("getOrganizations"); > > here's my composite: > > <?xml version="1.0" encoding="UTF-8"?> > <composite xmlns="http://www.osoa.org/xmlns/sca/1.0" > xmlns:t="http://tuscany.apache.org/xmlns/sca/1.0" > xmlns:c="http://Hello" > name="Hello"> > <component name="Hello"> > <implementation.java class="hello.HelloImpl"> > </implementation.java> > <service name="Hello"> > <binding.ws uri="hello-there"> > </binding.ws> > <t:binding.jsonrpc uri="hello-nicer"> > </t:binding.jsonrpc> > </service> > </component> > </composite> > > and my datasource config: > > <?xml version="1.0" encoding="ASCII"?> > <Config xmlns="http:///org.apache.tuscany.das.rdb/config.xsd"> > <ConnectionInfo /> > <Command name="getOrganizations" SQL="select orgID from ORGANIZATION" > kind="Select"> > <ResultDescriptor columnName="orgID" tableName="ORGANIZATION" > columnType="commonj.sdo.IntObject"/> > </Command> > <Command name="getOrganization" > SQL="SELECT orgID organizationTypeId, orgName FROM organization > where orgID = ?" kind="Select" /> > </Config> > > and the error > > java.lang.ClassCastException: The value of type 'class java.math.BigDecimal' > must be of type 'class java.lang.Integer' > at > org.eclipse.emf.ecore.impl.EStructuralFeatureImpl$InternalSettingDelegateSingleDataUnsettableStatic.validate(EStructuralFeatureImpl.java:2195) > at > org.eclipse.emf.ecore.impl.EStructuralFeatureImpl$InternalSettingDelegateSingleDataUnsettable.dynamicSet(EStructuralFeatureImpl.java:2116) > at > org.eclipse.emf.ecore.impl.BasicEObjectImpl.eDynamicSet(BasicEObjectImpl.java:709) > at > org.apache.tuscany.sdo.impl.DynamicDataObjectImpl.eDynamicSet(DynamicDataObjectImpl.java:160) > at org.apache.tuscany.sdo.impl.DataObjectImpl.eSet(DataObjectImpl.java:1468) > at > org.eclipse.emf.ecore.impl.BasicEObjectImpl.eSet(BasicEObjectImpl.java:654) > at org.apache.tuscany.sdo.impl.DataObjectImpl.set(DataObjectImpl.java:146) > at > org.apache.tuscany.das.rdb.graphbuilder.impl.DataObjectMaker.createAndAddDataObject(DataObjectMaker.java:90) > at > org.apache.tuscany.das.rdb.graphbuilder.impl.ResultSetProcessor.addRowToGraph(ResultSetProcessor.java:127) > at > org.apache.tuscany.das.rdb.graphbuilder.impl.ResultSetProcessor.processResultSet(ResultSetProcessor.java:91) > at > org.apache.tuscany.das.rdb.graphbuilder.impl.ResultSetProcessor.processResults(ResultSetProcessor.java:77) > at > org.apache.tuscany.das.rdb.impl.ReadCommandImpl.buildGraph(ReadCommandImpl.java:300) > at > org.apache.tuscany.das.rdb.impl.ReadCommandImpl.executeQuery(ReadCommandImpl.java:268) > at hello.HelloImpl.hey(HelloImpl.java:35) > > > thx in adv! > > > > > ____________________________________________________________________________________ > Be a better friend, newshound, and > know-it-all with Yahoo! Mobile. Try it now. > http://mobile.yahoo.com/;_ylt=Ahu06i62sR8HDtDypao8Wcj9tAcJ -- Luciano Resende Apache Tuscany Committer http://people.apache.org/~lresende http://lresende.blogspot.com/ --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] ____________________________________________________________________________________ Be a better friend, newshound, and know-it-all with Yahoo! Mobile. Try it now. http://mobile.yahoo.com/;_ylt=Ahu06i62sR8HDtDypao8Wcj9tAcJ