public DataFlowOperator Operator(DataFlowOpInitializeContext context) { var container = context.Container; var adapterInputSourceValue = DataFlowParameterResolution.ResolveOptionalInstance <AdapterInputSource>( "adapterInputSource", AdapterInputSource, context); var fileName = DataFlowParameterResolution.ResolveWithDefault <string>( "file", File, null, context); if (adapterInputSourceValue == null) { if (fileName != null) { adapterInputSourceValue = new AdapterInputSource(container, new FileInfo(fileName)); } else { throw new EPException("Failed to find required parameter, either the file or the adapterInputSource parameter is required"); } } var formatValue = DataFlowParameterResolution.ResolveStringOptional("format", Format, context); switch (formatValue) { case null: case "csv": { var hasHeaderLineFlag = DataFlowParameterResolution.ResolveWithDefault <bool?>( "hasHeaderLine", HasHeaderLine, false, context); var hasTitleLineFlag = DataFlowParameterResolution.ResolveWithDefault <bool?>( "hasTitleLine", HasTitleLine, false, context); var numLoopsValue = DataFlowParameterResolution.ResolveWithDefault <int?>( "numLoops", NumLoops, null, context); var dateFormatValue = DataFlowParameterResolution.ResolveStringOptional( "dateFormat", DateFormat, context); return(new FileSourceCSV( this, context, adapterInputSourceValue, hasHeaderLineFlag ?? false, hasTitleLineFlag ?? false, numLoopsValue, PropertyNames, dateFormatValue)); } case "line": { var propertyNameLineValue = DataFlowParameterResolution.ResolveStringOptional("propertyNameLine", PropertyNameLine, context); var propertyNameFileValue = DataFlowParameterResolution.ResolveStringOptional("propertyNameFile", PropertyNameFile, context); return(new FileSourceLineUnformatted(this, context, adapterInputSourceValue, fileName, propertyNameLineValue, propertyNameFileValue)); } default: throw new ArgumentException("Unrecognized file format '" + formatValue + "'"); } }
public DataFlowOperator Operator(DataFlowOpInitializeContext context) { var collectorInstance = DataFlowParameterResolution.ResolveOptionalInstance<EPDataFlowEventBeanCollector>( "collector", Collector, context); return new EventBusSourceOp(this, context.AgentInstanceContext, collectorInstance); }