Extension point script to dump runtime info

TransformationFinish_printRuntimeInfo.groovy

// Build up a usage map
stringList = _object_.transMeta.getStringList( true, true, false, true );
varMap = [:]

// Look around in the strings, see what we find...
stringList.each { result ->
  def varList = []
  parent = result.parentObject
  org.pentaho.di.core.util.StringUtil.getUsedVariables( result.string, varList, false );
  varList.each { var ->
    if( !varMap[var] ) { varMap[var] = [] }
    varMap[var] += [name: "$parent", type: "${parent.class.simpleName}"]
  }  
}

def builder = new groovy.json.JsonBuilder()

builder.execution {
  time {
    start _object_.endDate
    end new Date()
  }
  arguments {
    _object_.transMeta.arguments.each { var ->
       "$var" "${_object_.getArgument(var)}"
    }
  }
  variables {
    _object_.transMeta.usedVariables.each { var ->
       "$var" "${_object_.getVariable(var)}"
    }
  }
  parameters {
    _object_.listParameters().each { param ->
       parameter ( 
       	  name: "$param", 
       	  defaultValue: "${_object_.getParameterDefault(param)}",
       	  description:  "${_object_.getParameterDescription(param)}"
       )
    }
  }
  usages( varMap )
}
System.out.println builder.toPrettyString()