Examples with StepErrorMeta org.pentaho.di.trans.step.StepErrorMeta used on opensource projects

Example 6 with StepErrorMeta

use of org.pentaho.di.trans.step.StepErrorMeta in project pentaho-kettle by pentaho.

the class TransDelegate method dataNodeToElement.

public void dataNodeToElement(final DataNode rootNode, final RepositoryElementInterface element) throws KettleException {
    TransMeta transMeta = (TransMeta) element;
    Set<String> privateDatabases = null;
    // read the private databases
    DataNode privateDbsNode = rootNode.getNode(NODE_TRANS_PRIVATE_DATABASES);
    // BACKLOG-6635
    if (privateDbsNode != null) {
        privateDatabases = new HashSet<String>();
        if (privateDbsNode.hasProperty(PROP_TRANS_PRIVATE_DATABASE_NAMES)) {
            for (String privateDatabaseName : getString(privateDbsNode, PROP_TRANS_PRIVATE_DATABASE_NAMES).split(TRANS_PRIVATE_DATABASE_DELIMITER)) {
                if (!privateDatabaseName.isEmpty()) {
                    privateDatabases.add(privateDatabaseName);
                }
            }
        } else {
            for (DataNode privateDatabase : privateDbsNode.getNodes()) {
                privateDatabases.add(privateDatabase.getName());
            }
        }
    }
    transMeta.setPrivateDatabases(privateDatabases);
    // read the steps...
    // 
    DataNode stepsNode = rootNode.getNode(NODE_STEPS);
    for (DataNode stepNode : stepsNode.getNodes()) {
        StepMeta stepMeta = new StepMeta(new StringObjectId(stepNode.getId().toString()));
        // for tracing, retain hierarchy
        stepMeta.setParentTransMeta(transMeta);
        // Read the basics
        // 
        stepMeta.setName(getString(stepNode, PROP_NAME));
        if (stepNode.hasProperty(PROP_DESCRIPTION)) {
            stepMeta.setDescription(getString(stepNode, PROP_DESCRIPTION));
        }
        stepMeta.setDistributes(stepNode.getProperty(PROP_STEP_DISTRIBUTE).getBoolean());
        DataProperty rowDistributionProperty = stepNode.getProperty(PROP_STEP_ROW_DISTRIBUTION);
        String rowDistributionCode = rowDistributionProperty == null ? null : rowDistributionProperty.getString();
        RowDistributionInterface rowDistribution = PluginRegistry.getInstance().loadClass(RowDistributionPluginType.class, rowDistributionCode, RowDistributionInterface.class);
        stepMeta.setRowDistribution(rowDistribution);
        stepMeta.setDraw(stepNode.getProperty(PROP_STEP_GUI_DRAW).getBoolean());
        int copies = (int) stepNode.getProperty(PROP_STEP_COPIES).getLong();
        String copiesString = stepNode.getProperty(PROP_STEP_COPIES_STRING) != null ? stepNode.getProperty(PROP_STEP_COPIES_STRING).getString() : StringUtils.EMPTY;
        if (!Utils.isEmpty(copiesString)) {
            stepMeta.setCopiesString(copiesString);
        } else {
            // for backward compatibility
            stepMeta.setCopies(copies);
        }
        int x = (int) stepNode.getProperty(PROP_STEP_GUI_LOCATION_X).getLong();
        int y = (int) stepNode.getProperty(PROP_STEP_GUI_LOCATION_Y).getLong();
        stepMeta.setLocation(x, y);
        // Load the group attributes map
        // 
        AttributesMapUtil.loadAttributesMap(stepNode, stepMeta);
        String stepType = getString(stepNode, PROP_STEP_TYPE);
        // Create a new StepMetaInterface object...
        // 
        PluginRegistry registry = PluginRegistry.getInstance();
        PluginInterface stepPlugin = registry.findPluginWithId(StepPluginType.class, stepType);
        StepMetaInterface stepMetaInterface = null;
        if (stepPlugin != null) {
            stepMetaInterface = (StepMetaInterface) registry.loadClass(stepPlugin);
            // revert to the default in case we loaded an alternate version
            stepType = stepPlugin.getIds()[0];
        } else {
            stepMeta.setStepMetaInterface((StepMetaInterface) new MissingTrans(stepMeta.getName(), stepType));
            transMeta.addMissingTrans((MissingTrans) stepMeta.getStepMetaInterface());
        }
        stepMeta.setStepID(stepType);
        // Read the metadata from the repository too...
        // 
        RepositoryProxy proxy = new RepositoryProxy(stepNode.getNode(NODE_STEP_CUSTOM));
        if (!stepMeta.isMissing()) {
            readRepCompatibleStepMeta(stepMetaInterface, proxy, null, transMeta.getDatabases());
            stepMetaInterface.readRep(proxy, transMeta.getMetaStore(), null, transMeta.getDatabases());
            stepMeta.setStepMetaInterface(stepMetaInterface);
        }
        // Get the partitioning as well...
        StepPartitioningMeta stepPartitioningMeta = new StepPartitioningMeta();
        if (stepNode.hasProperty(PROP_PARTITIONING_SCHEMA)) {
            String partSchemaId = stepNode.getProperty(PROP_PARTITIONING_SCHEMA).getRef().getId().toString();
            String schemaName = repo.loadPartitionSchema(new StringObjectId(partSchemaId), null).getName();
            stepPartitioningMeta.setPartitionSchemaName(schemaName);
            String methodCode = getString(stepNode, PROP_PARTITIONING_METHOD);
            stepPartitioningMeta.setMethod(StepPartitioningMeta.getMethod(methodCode));
            if (stepPartitioningMeta.getPartitioner() != null) {
                proxy = new RepositoryProxy(stepNode.getNode(NODE_PARTITIONER_CUSTOM));
                stepPartitioningMeta.getPartitioner().loadRep(proxy, null);
            }
            stepPartitioningMeta.hasChanged(true);
        }
        stepMeta.setStepPartitioningMeta(stepPartitioningMeta);
        stepMeta.getStepPartitioningMeta().setPartitionSchemaAfterLoading(transMeta.getPartitionSchemas());
        // Get the cluster schema name
        String clusterSchemaName = getString(stepNode, PROP_CLUSTER_SCHEMA);
        stepMeta.setClusterSchemaName(clusterSchemaName);
        if (clusterSchemaName != null && transMeta.getClusterSchemas() != null) {
            // Get the cluster schema from the given name
            for (ClusterSchema clusterSchema : transMeta.getClusterSchemas()) {
                if (clusterSchema.getName().equals(clusterSchemaName)) {
                    stepMeta.setClusterSchema(clusterSchema);
                    break;
                }
            }
        }
        transMeta.addStep(stepMeta);
    }
    for (DataNode stepNode : stepsNode.getNodes()) {
        ObjectId stepObjectId = new StringObjectId(stepNode.getId().toString());
        StepMeta stepMeta = StepMeta.findStep(transMeta.getSteps(), stepObjectId);
        // 
        if (stepNode.hasProperty(PROP_STEP_ERROR_HANDLING_SOURCE_STEP)) {
            StepErrorMeta meta = new StepErrorMeta(transMeta, stepMeta);
            meta.setTargetStep(StepMeta.findStep(transMeta.getSteps(), stepNode.getProperty(PROP_STEP_ERROR_HANDLING_TARGET_STEP).getString()));
            meta.setEnabled(stepNode.getProperty(PROP_STEP_ERROR_HANDLING_IS_ENABLED).getBoolean());
            meta.setNrErrorsValuename(getString(stepNode, PROP_STEP_ERROR_HANDLING_NR_VALUENAME));
            meta.setErrorDescriptionsValuename(getString(stepNode, PROP_STEP_ERROR_HANDLING_DESCRIPTIONS_VALUENAME));
            meta.setErrorFieldsValuename(getString(stepNode, PROP_STEP_ERROR_HANDLING_FIELDS_VALUENAME));
            meta.setErrorCodesValuename(getString(stepNode, PROP_STEP_ERROR_HANDLING_CODES_VALUENAME));
            meta.setMaxErrors(getString(stepNode, PROP_STEP_ERROR_HANDLING_MAX_ERRORS));
            meta.setMaxPercentErrors(getString(stepNode, PROP_STEP_ERROR_HANDLING_MAX_PCT_ERRORS));
            meta.setMinPercentRows(getString(stepNode, PROP_STEP_ERROR_HANDLING_MIN_PCT_ROWS));
            // a bit of a trick, I know.
            meta.getSourceStep().setStepErrorMeta(meta);
        }
    }
    // 
    for (int i = 0; i < transMeta.nrSteps(); i++) {
        StepMeta stepMeta = transMeta.getStep(i);
        StepMetaInterface sii = stepMeta.getStepMetaInterface();
        if (sii != null) {
            sii.searchInfoAndTargetSteps(transMeta.getSteps());
        }
    }
    // Read the notes...
    // 
    DataNode notesNode = rootNode.getNode(NODE_NOTES);
    int nrNotes = (int) notesNode.getProperty(PROP_NR_NOTES).getLong();
    for (DataNode noteNode : notesNode.getNodes()) {
        String xml = getString(noteNode, PROP_XML);
        transMeta.addNote(new NotePadMeta(XMLHandler.getSubNode(XMLHandler.loadXMLString(xml), NotePadMeta.XML_TAG)));
    }
    if (transMeta.nrNotes() != nrNotes) {
        throw new KettleException("The number of notes read [" + transMeta.nrNotes() + "] was not the number we expected [" + nrNotes + "]");
    }
    // Read the hops...
    // 
    DataNode hopsNode = rootNode.getNode(NODE_HOPS);
    int nrHops = (int) hopsNode.getProperty(PROP_NR_HOPS).getLong();
    for (DataNode hopNode : hopsNode.getNodes()) {
        String stepFromName = getString(hopNode, TRANS_HOP_FROM);
        String stepToName = getString(hopNode, TRANS_HOP_TO);
        boolean enabled = true;
        if (hopNode.hasProperty(TRANS_HOP_ENABLED)) {
            enabled = hopNode.getProperty(TRANS_HOP_ENABLED).getBoolean();
        }
        StepMeta stepFrom = StepMeta.findStep(transMeta.getSteps(), stepFromName);
        StepMeta stepTo = StepMeta.findStep(transMeta.getSteps(), stepToName);
        // 
        if (stepFrom != null && stepTo != null) {
            transMeta.addTransHop(new TransHopMeta(stepFrom, stepTo, enabled));
        }
    }
    if (transMeta.nrTransHops() != nrHops) {
        throw new KettleException("The number of hops read [" + transMeta.nrTransHops() + "] was not the number we expected [" + nrHops + "]");
    }
    // Load the details at the end, to make sure we reference the databases correctly, etc.
    // 
    loadTransformationDetails(rootNode, transMeta);
    loadDependencies(rootNode, transMeta);
    transMeta.eraseParameters();
    DataNode paramsNode = rootNode.getNode(NODE_PARAMETERS);
    int count = (int) paramsNode.getProperty(PROP_NR_PARAMETERS).getLong();
    for (int idx = 0; idx < count; idx++) {
        DataNode paramNode = paramsNode.getNode(TRANS_PARAM_PREFIX + idx);
        String key = getString(paramNode, PARAM_KEY);
        String def = getString(paramNode, PARAM_DEFAULT);
        String desc = getString(paramNode, PARAM_DESC);
        transMeta.addParameterDefinition(key, def, desc);
    }
    transMeta.activateParameters();
}

Example 7 with StepErrorMeta

use of org.pentaho.di.trans.step.StepErrorMeta in project pentaho-kettle by pentaho.

the class TransDelegate method elementToDataNode.

public DataNode elementToDataNode(final RepositoryElementInterface element) throws KettleException {
    TransMeta transMeta = (TransMeta) element;
    DataNode rootNode = new DataNode(NODE_TRANS);
    if (transMeta.getPrivateDatabases() != null) {
        // save all private transformations database name http://jira.pentaho.com/browse/PPP-3405
        String privateDatabaseNames = StringUtils.join(transMeta.getPrivateDatabases(), TRANS_PRIVATE_DATABASE_DELIMITER);
        DataNode privateDatabaseNode = rootNode.addNode(NODE_TRANS_PRIVATE_DATABASES);
        privateDatabaseNode.setProperty(PROP_TRANS_PRIVATE_DATABASE_NAMES, privateDatabaseNames);
    }
    DataNode stepsNode = rootNode.addNode(NODE_STEPS);
    // Also save all the steps in the transformation!
    // 
    int stepNr = 0;
    for (StepMeta step : transMeta.getSteps()) {
        stepNr++;
        // $NON-NLS-1$
        DataNode stepNode = stepsNode.addNode(sanitizeNodeName(step.getName()) + "_" + stepNr + EXT_STEP);
        // Store the main data
        // 
        stepNode.setProperty(PROP_NAME, step.getName());
        stepNode.setProperty(PROP_DESCRIPTION, step.getDescription());
        stepNode.setProperty(PROP_STEP_TYPE, step.getStepID());
        stepNode.setProperty(PROP_STEP_DISTRIBUTE, step.isDistributes());
        stepNode.setProperty(PROP_STEP_ROW_DISTRIBUTION, step.getRowDistribution() == null ? null : step.getRowDistribution().getCode());
        stepNode.setProperty(PROP_STEP_COPIES, step.getCopies());
        stepNode.setProperty(PROP_STEP_COPIES_STRING, step.getCopiesString());
        stepNode.setProperty(PROP_STEP_GUI_LOCATION_X, step.getLocation().x);
        stepNode.setProperty(PROP_STEP_GUI_LOCATION_Y, step.getLocation().y);
        stepNode.setProperty(PROP_STEP_GUI_DRAW, step.isDrawn());
        // Also save the step group attributes map
        // 
        AttributesMapUtil.saveAttributesMap(stepNode, step);
        // Save the step metadata using the repository save method, NOT XML
        // That is because we want to keep the links to databases, conditions, etc by ID, not name.
        // 
        StepMetaInterface stepMetaInterface = step.getStepMetaInterface();
        DataNode stepCustomNode = new DataNode(NODE_STEP_CUSTOM);
        Repository proxy = new RepositoryProxy(stepCustomNode);
        compatibleSaveRep(stepMetaInterface, proxy, null, null);
        stepMetaInterface.saveRep(proxy, proxy.getMetaStore(), null, null);
        stepNode.addNode(stepCustomNode);
        // Save the partitioning information by reference as well...
        // 
        StepPartitioningMeta partitioningMeta = step.getStepPartitioningMeta();
        if (partitioningMeta != null && partitioningMeta.getPartitionSchema() != null && partitioningMeta.isPartitioned()) {
            DataNodeRef ref = new DataNodeRef(partitioningMeta.getPartitionSchema().getObjectId().getId());
            stepNode.setProperty(PROP_PARTITIONING_SCHEMA, ref);
            // method of partitioning
            stepNode.setProperty(PROP_PARTITIONING_METHOD, partitioningMeta.getMethodCode());
            if (partitioningMeta.getPartitioner() != null) {
                DataNode partitionerCustomNode = new DataNode(NODE_PARTITIONER_CUSTOM);
                proxy = new RepositoryProxy(partitionerCustomNode);
                partitioningMeta.getPartitioner().saveRep(proxy, null, null);
                stepNode.addNode(partitionerCustomNode);
            }
        }
        // Save the clustering information as well...
        // 
        stepNode.setProperty(PROP_CLUSTER_SCHEMA, step.getClusterSchema() == null ? "" : // $NON-NLS-1$
        step.getClusterSchema().getName());
        // Save the error hop metadata
        // 
        StepErrorMeta stepErrorMeta = step.getStepErrorMeta();
        if (stepErrorMeta != null) {
            stepNode.setProperty(PROP_STEP_ERROR_HANDLING_SOURCE_STEP, stepErrorMeta.getSourceStep() != null ? stepErrorMeta.getSourceStep().getName() : // $NON-NLS-1$
            "");
            stepNode.setProperty(PROP_STEP_ERROR_HANDLING_TARGET_STEP, stepErrorMeta.getTargetStep() != null ? stepErrorMeta.getTargetStep().getName() : // $NON-NLS-1$
            "");
            stepNode.setProperty(PROP_STEP_ERROR_HANDLING_IS_ENABLED, stepErrorMeta.isEnabled());
            stepNode.setProperty(PROP_STEP_ERROR_HANDLING_NR_VALUENAME, stepErrorMeta.getNrErrorsValuename());
            stepNode.setProperty(PROP_STEP_ERROR_HANDLING_DESCRIPTIONS_VALUENAME, stepErrorMeta.getErrorDescriptionsValuename());
            stepNode.setProperty(PROP_STEP_ERROR_HANDLING_FIELDS_VALUENAME, stepErrorMeta.getErrorFieldsValuename());
            stepNode.setProperty(PROP_STEP_ERROR_HANDLING_CODES_VALUENAME, stepErrorMeta.getErrorCodesValuename());
            stepNode.setProperty(PROP_STEP_ERROR_HANDLING_MAX_ERRORS, stepErrorMeta.getMaxErrors());
            stepNode.setProperty(PROP_STEP_ERROR_HANDLING_MAX_PCT_ERRORS, stepErrorMeta.getMaxPercentErrors());
            stepNode.setProperty(PROP_STEP_ERROR_HANDLING_MIN_PCT_ROWS, stepErrorMeta.getMinPercentRows());
        }
    }
    // Save the notes
    // 
    DataNode notesNode = rootNode.addNode(NODE_NOTES);
    notesNode.setProperty(PROP_NR_NOTES, transMeta.nrNotes());
    for (int i = 0; i < transMeta.nrNotes(); i++) {
        NotePadMeta note = transMeta.getNote(i);
        DataNode noteNode = notesNode.addNode(NOTE_PREFIX + i);
        noteNode.setProperty(PROP_XML, note.getXML());
    }
    // Finally, save the hops
    // 
    DataNode hopsNode = rootNode.addNode(NODE_HOPS);
    hopsNode.setProperty(PROP_NR_HOPS, transMeta.nrTransHops());
    for (int i = 0; i < transMeta.nrTransHops(); i++) {
        TransHopMeta hop = transMeta.getTransHop(i);
        DataNode hopNode = hopsNode.addNode(TRANS_HOP_PREFIX + i);
        hopNode.setProperty(TRANS_HOP_FROM, hop.getFromStep().getName());
        hopNode.setProperty(TRANS_HOP_TO, hop.getToStep().getName());
        hopNode.setProperty(TRANS_HOP_ENABLED, hop.isEnabled());
    }
    // Parameters
    // 
    String[] paramKeys = transMeta.listParameters();
    DataNode paramsNode = rootNode.addNode(NODE_PARAMETERS);
    paramsNode.setProperty(PROP_NR_PARAMETERS, paramKeys == null ? 0 : paramKeys.length);
    for (int idx = 0; idx < paramKeys.length; idx++) {
        DataNode paramNode = paramsNode.addNode(TRANS_PARAM_PREFIX + idx);
        String key = paramKeys[idx];
        String description = transMeta.getParameterDescription(paramKeys[idx]);
        String defaultValue = transMeta.getParameterDefault(paramKeys[idx]);
        // $NON-NLS-1$
        paramNode.setProperty(PARAM_KEY, key != null ? key : "");
        // $NON-NLS-1$
        paramNode.setProperty(PARAM_DEFAULT, defaultValue != null ? defaultValue : "");
        // $NON-NLS-1$
        paramNode.setProperty(PARAM_DESC, description != null ? description : "");
    }
    // Let's not forget to save the details of the transformation itself.
    // This includes logging information, parameters, etc.
    // 
    saveTransformationDetails(rootNode, transMeta);
    saveDependencies(rootNode, transMeta);
    return rootNode;
}

Example 8 with StepErrorMeta

use of org.pentaho.di.trans.step.StepErrorMeta in project pentaho-kettle by pentaho.

the class JsonInputTest method testErrorRedirect.

@Test
public void testErrorRedirect() throws Exception {
    JsonInputField field = new JsonInputField("value");
    field.setPath("$.value");
    field.setType(ValueMetaInterface.TYPE_STRING);
    String input1 = "{{";
    String input2 = "{ \"value\": \"ok\" }";
    JsonInputMeta meta = createSimpleMeta("json", field);
    meta.setRemoveSourceField(true);
    when(helper.stepMeta.isDoingErrorHandling()).thenReturn(true);
    JsonInput jsonInput = createJsonInput("json", meta, new Object[] { input1 }, new Object[] { input2 });
    StepErrorMeta errMeta = new StepErrorMeta(jsonInput, helper.stepMeta);
    errMeta.setEnabled(true);
    errMeta.setErrorFieldsValuename("err field");
    when(helper.stepMeta.getStepErrorMeta()).thenReturn(errMeta);
    final List<Object[]> errorLines = new ArrayList<>();
    jsonInput.addRowListener(new RowComparatorListener(new Object[] { "ok" }) {

        @Override
        public void errorRowWrittenEvent(RowMetaInterface rowMeta, Object[] row) throws KettleStepException {
            errorLines.add(row);
        }
    });
    processRows(jsonInput, 3);
    Assert.assertEquals("fwd error", 1, errorLines.size());
    Assert.assertEquals("input in err line", input1, errorLines.get(0)[0]);
    Assert.assertEquals("rows written", 1, jsonInput.getLinesWritten());
}

Example 9 with StepErrorMeta

use of org.pentaho.di.trans.step.StepErrorMeta in project pentaho-kettle by pentaho.

the class TransTestFactory method generateTestTransformationError.

public static TransMeta generateTestTransformationError(VariableSpace parent, StepMetaInterface oneMeta, String oneStepname) {
    TransMeta previewMeta = new TransMeta(parent);
    if (parent == null) {
        parent = new Variables();
    }
    // First the injector step...
    StepMeta zero = getInjectorStepMeta();
    previewMeta.addStep(zero);
    // Then the middle step to test...
    // 
    StepMeta one = new StepMeta(registry.getPluginId(StepPluginType.class, oneMeta), oneStepname, oneMeta);
    one.setLocation(150, 50);
    one.setDraw(true);
    previewMeta.addStep(one);
    // Then we add the dummy step to read the results from
    StepMeta two = getReadStepMeta();
    previewMeta.addStep(two);
    // error handling step
    StepMeta err = getReadStepMeta(ERROR_STEPNAME);
    previewMeta.addStep(err);
    // Add the hops between the 3 steps.
    TransHopMeta zeroOne = new TransHopMeta(zero, one);
    previewMeta.addTransHop(zeroOne);
    TransHopMeta oneTwo = new TransHopMeta(one, two);
    previewMeta.addTransHop(oneTwo);
    StepErrorMeta errMeta = new StepErrorMeta(parent, one, err);
    errMeta.setEnabled(true);
    errMeta.setNrErrorsValuename(NUMBER_ERRORS_FIELD);
    errMeta.setErrorDescriptionsValuename(ERROR_DESC_FIELD);
    errMeta.setErrorFieldsValuename(ERROR_FIELD_VALUE);
    errMeta.setErrorCodesValuename(ERROR_CODE_VALUE);
    one.setStepErrorMeta(errMeta);
    TransHopMeta oneErr = new TransHopMeta(one, err);
    previewMeta.addTransHop(oneErr);
    return previewMeta;
}

Example 10 with StepErrorMeta

use of org.pentaho.di.trans.step.StepErrorMeta in project pentaho-kettle by pentaho.

the class TransGraph method splitHop.

private void splitHop(TransHopMeta hi) {
    int id = 0;
    if (!spoon.props.getAutoSplit()) {
        MessageDialogWithToggle md = new MessageDialogWithToggle(shell, BaseMessages.getString(PKG, "TransGraph.Dialog.SplitHop.Title"), null, BaseMessages.getString(PKG, "TransGraph.Dialog.SplitHop.Message") + Const.CR + hi.toString(), MessageDialog.QUESTION, new String[] { BaseMessages.getString(PKG, "System.Button.Yes"), BaseMessages.getString(PKG, "System.Button.No") }, 0, BaseMessages.getString(PKG, "TransGraph.Dialog.Option.SplitHop.DoNotAskAgain"), spoon.props.getAutoSplit());
        MessageDialogWithToggle.setDefaultImage(GUIResource.getInstance().getImageSpoon());
        id = md.open();
        spoon.props.setAutoSplit(md.getToggleState());
    }
    if ((id & 0xFF) == 0) {
        // Means: "Yes" button clicked!
        // Only split A-->--B by putting C in between IF...
        // C-->--A or B-->--C don't exists...
        // A ==> hi.getFromStep()
        // B ==> hi.getToStep();
        // C ==> selected_step
        // 
        boolean caExists = transMeta.findTransHop(selectedStep, hi.getFromStep()) != null;
        boolean bcExists = transMeta.findTransHop(hi.getToStep(), selectedStep) != null;
        if (!caExists && !bcExists) {
            StepMeta fromStep = hi.getFromStep();
            StepMeta toStep = hi.getToStep();
            // In case step A targets B then we now need to target C
            // 
            StepIOMetaInterface fromIo = fromStep.getStepMetaInterface().getStepIOMeta();
            for (StreamInterface stream : fromIo.getTargetStreams()) {
                if (stream.getStepMeta() != null && stream.getStepMeta().equals(toStep)) {
                    // This target stream was directed to B, now we need to direct it to C
                    stream.setStepMeta(selectedStep);
                    fromStep.getStepMetaInterface().handleStreamSelection(stream);
                }
            }
            // In case step B sources from A then we now need to source from C
            // 
            StepIOMetaInterface toIo = toStep.getStepMetaInterface().getStepIOMeta();
            for (StreamInterface stream : toIo.getInfoStreams()) {
                if (stream.getStepMeta() != null && stream.getStepMeta().equals(fromStep)) {
                    // This info stream was reading from B, now we need to direct it to C
                    stream.setStepMeta(selectedStep);
                    toStep.getStepMetaInterface().handleStreamSelection(stream);
                }
            }
            // In case there is error handling on A, we want to make it point to C now
            // 
            StepErrorMeta errorMeta = fromStep.getStepErrorMeta();
            if (fromStep.isDoingErrorHandling() && toStep.equals(errorMeta.getTargetStep())) {
                errorMeta.setTargetStep(selectedStep);
            }
            TransHopMeta newhop1 = new TransHopMeta(hi.getFromStep(), selectedStep);
            if (transMeta.findTransHop(newhop1) == null) {
                transMeta.addTransHop(newhop1);
                spoon.addUndoNew(transMeta, new TransHopMeta[] { newhop1 }, new int[] { transMeta.indexOfTransHop(newhop1) }, true);
            }
            TransHopMeta newhop2 = new TransHopMeta(selectedStep, hi.getToStep());
            if (transMeta.findTransHop(newhop2) == null) {
                transMeta.addTransHop(newhop2);
                spoon.addUndoNew(transMeta, new TransHopMeta[] { newhop2 }, new int[] { transMeta.indexOfTransHop(newhop2) }, true);
            }
            int idx = transMeta.indexOfTransHop(hi);
            spoon.addUndoDelete(transMeta, new TransHopMeta[] { hi }, new int[] { idx }, true);
            transMeta.removeTransHop(idx);
            spoon.refreshTree();
        }
    // else: Silently discard this hop-split attempt.
    }
}