Java Code Examples for org.pentaho.di.trans.TransMeta#setInternalKettleVariables()

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Example 1
Source File: AbstractKettleTransformationProducer.java    From pentaho-reporting with GNU Lesser General Public License v2.1 5 votes vote down vote up 
private Trans prepareTransformation( final DataRow parameters,
                                     final DataFactoryContext context,
                                     final TransMeta transMeta )
  throws EvaluationException, ParseException, KettleException {
  final FormulaContext formulaContext = new WrappingFormulaContext( context.getFormulaContext(), parameters );
  final String[] params = fillArguments( formulaContext );

  final Trans trans = new Trans( transMeta );
  trans.setArguments( params );
  updateTransformationParameter( formulaContext, trans );
  transMeta.setInternalKettleVariables();
  trans.prepareExecution( params );
  return trans;
}