Java TransMeta.setName方法代碼示例

import org.pentaho.di.trans.TransMeta; //導入方法依賴的package包/類
public TransformTest( int id ) throws Exception {
	this.id = id;
	KettleEnvironment.init();
	PluginRegistry registry = PluginRegistry.getInstance();

	tm = new TransMeta();
	tm.setName( "TransformTest Transformation " + this.id );

	// Credit Card Generator
	RandomCCNumberGeneratorMeta ccardMeta = new RandomCCNumberGeneratorMeta();
	String ccardId = registry.getPluginId( StepPluginType.class, ccardMeta );
	String ccardName = "Generate Random Credit Cards";
	StepMeta ccardStep = new StepMeta( ccardId, ccardName, ccardMeta );

	ccardMeta.setCardLengthFieldName( "Card length" );
	ccardMeta.setCardNumberFieldName( "Card number" );
	ccardMeta.setCardTypeFieldName( "Card type" );
	ccardMeta.allocate( 1 );
	ccardMeta.setFieldCCType( new String[]{ "American Express" } );
	//http://jira.pentaho.com/browse/PDI-13299
	ccardMeta.getFieldCCLength()[0] = "15";
	ccardMeta.getFieldCCSize()[0] = "10";
	tm.addStep( ccardStep );

	WriteToLogMeta writeLogMeta = new WriteToLogMeta();
	writeLogMeta.setDefault();
	String writeLogId = registry.getPluginId( StepPluginType.class, writeLogMeta );
	String writeLogName = "Write to Log";
	StepMeta writeLogStep = new StepMeta( writeLogId, writeLogName, writeLogMeta );
	tm.addStep( writeLogStep );

	// Hops
	TransHopMeta hopCCardWriteLog = new TransHopMeta( ccardStep, writeLogStep );
	tm.addTransHop( hopCCardWriteLog );

	// Make pretty for Spoon
	ccardStep.setLocation(100, 50);
	writeLogStep.setLocation(200, 50);

	ccardStep.setDraw(true);
	writeLogStep.setDraw(true);
}
 

import org.pentaho.di.trans.TransMeta; //導入方法依賴的package包/類
/**
 * Runs the transformation with the below input parameters
 * @param inputData JSON string
 * @param ignoreMissingPath boolean
 * @param defaultPathLeafToNull boolean
 * @return Transformation Results
 */
private List<RowMetaAndData> test(String inputData, boolean ignoreMissingPath, boolean defaultPathLeafToNull)
        throws Exception {
    KettleEnvironment.init();

    // Create a new transformation
    TransMeta transMeta = new TransMeta();
    transMeta.setName("testFastJsonInput");
    PluginRegistry registry = PluginRegistry.getInstance();

    // Create Injector
    String injectorStepName = "injector step";
    StepMeta injectorStep = TestUtilities.createInjectorStep(injectorStepName, registry);
    transMeta.addStep(injectorStep);

    // Create a FastJsonInput step
    String fastJsonInputName = "FastJsonInput step";
    StepMeta fastJsonInputStep = createFastJsonInputStep(fastJsonInputName, registry, ignoreMissingPath,
            defaultPathLeafToNull);
    transMeta.addStep(fastJsonInputStep);

    // TransHopMeta between injector step and FastJsonInput
    TransHopMeta injector_hop_fjis = new TransHopMeta(injectorStep, fastJsonInputStep);
    transMeta.addTransHop(injector_hop_fjis);

    // Create a dummy step
    String dummyStepName = "dummy step";
    StepMeta dummyStep = TestUtilities.createDummyStep(dummyStepName, registry);
    transMeta.addStep(dummyStep);

    // TransHopMeta between FastJsonInput and Dummy
    TransHopMeta fjis_hop_dummy = new TransHopMeta(fastJsonInputStep, dummyStep);
    transMeta.addTransHop(fjis_hop_dummy);

    // Execute the transformation
    Trans trans = new Trans(transMeta);
    trans.prepareExecution(null);

    // Create a row collector and add it to the dummy step interface
    StepInterface si = trans.getStepInterface(dummyStepName, 0);
    RowStepCollector dummyRowCollector = new RowStepCollector();
    si.addRowListener(dummyRowCollector);

    // Create a row producer
    RowProducer rowProducer = trans.addRowProducer(injectorStepName, 0);
    trans.startThreads();

    // create the rows
    List<RowMetaAndData> inputList = createInputData(inputData);
    for (RowMetaAndData rowMetaAndData : inputList) {
        rowProducer.putRow(rowMetaAndData.getRowMeta(), rowMetaAndData.getData());
    }
    rowProducer.finished();

    trans.waitUntilFinished();

    return dummyRowCollector.getRowsWritten();
}