Examples with PluginInterface org.pentaho.di.core.plugins.PluginInterface used on opensource projects

Example 31 with PluginInterface

use of org.pentaho.di.core.plugins.PluginInterface in project pentaho-kettle by pentaho.

the class RepositoriesHelper method newRepository.

public void newRepository() {
    PluginRegistry registry = PluginRegistry.getInstance();
    Class<? extends PluginTypeInterface> pluginType = RepositoryPluginType.class;
    List<PluginInterface> plugins = registry.getPlugins(pluginType);
    String[] names = new String[plugins.size()];
    for (int i = 0; i < names.length; i++) {
        PluginInterface plugin = plugins.get(i);
        names[i] = plugin.getName() + " - " + plugin.getDescription();
    }
    // TODO: make this a bit fancier!
    EnterSelectionDialog selectRepositoryType = new EnterSelectionDialog(this.shell, names, BaseMessages.getString(PKG, "RepositoryLogin.SelectRepositoryType"), BaseMessages.getString(PKG, "RepositoryLogin.SelectRepositoryTypeCreate"));
    String choice = selectRepositoryType.openRepoDialog();
    if (choice != null) {
        int index = selectRepositoryType.getSelectionNr();
        PluginInterface plugin = plugins.get(index);
        String id = plugin.getIds()[0];
        try {
            // With this ID we can create a new Repository object...
            // 
            RepositoryMeta repositoryMeta = PluginRegistry.getInstance().loadClass(RepositoryPluginType.class, id, RepositoryMeta.class);
            RepositoryDialogInterface dialog = getRepositoryDialog(plugin, repositoryMeta, input, this.shell);
            RepositoryMeta meta = dialog.open(MODE.ADD);
            if (meta != null) {
                // If it does then display a error to the user
                if (meta.getName() != null) {
                    input.addRepository(meta);
                    fillRepositories();
                    model.setSelectedRepository(meta);
                    writeData();
                }
            }
        } catch (Exception e) {
            log.logDetailed(BaseMessages.getString(PKG, "RepositoryLogin.ErrorCreatingRepository", e.getLocalizedMessage()));
            new ErrorDialog(shell, BaseMessages.getString(PKG, "Dialog.Error"), BaseMessages.getString(PKG, "RepositoryLogin.ErrorCreatingRepository", e.getLocalizedMessage()), e);
        }
    }
}

Example 32 with PluginInterface

use of org.pentaho.di.core.plugins.PluginInterface in project pentaho-kettle by pentaho.

the class DenormaliserMetaInjectionIT method initKettle.

@BeforeClass
public static void initKettle() throws Exception {
    KettleEnvironment.init(false);
    Map<Class<?>, String> classMap = new HashMap<>();
    classMap.put(StepMetaInterface.class, "org.pentaho.di.trans.steps.metainject.MetaInjectMeta");
    List<String> libraries = new ArrayList<>();
    PluginInterface plugin = new Plugin(new String[] { "MetaInject" }, StepPluginType.class, StepMetaInterface.class, "Flow", "MetaInjectMeta", null, null, false, false, classMap, libraries, null, null);
    PluginRegistry.getInstance().registerPlugin(StepPluginType.class, plugin);
}

Example 33 with PluginInterface

use of org.pentaho.di.core.plugins.PluginInterface in project pentaho-kettle by pentaho.

the class MetaInjectTemplateInFSAndRepoSpecMethodIT method initKettle.

@BeforeClass
public static void initKettle() throws Exception {
    KettleEnvironment.init(false);
    Map<Class<?>, String> classMap = new HashMap<>();
    classMap.put(StepMetaInterface.class, "org.pentaho.di.trans.steps.metainject.MetaInjectMeta");
    List<String> libraries = new ArrayList<>();
    PluginInterface plugin = new Plugin(new String[] { "MetaInject" }, StepPluginType.class, StepMetaInterface.class, "Flow", "MetaInjectMeta", null, null, false, false, classMap, libraries, null, null);
    PluginRegistry.getInstance().registerPlugin(StepPluginType.class, plugin);
}

Example 34 with PluginInterface

use of org.pentaho.di.core.plugins.PluginInterface in project pentaho-kettle by pentaho.

the class NormaliserMetaInjectionIT method initKettle.

@BeforeClass
public static void initKettle() throws Exception {
    KettleEnvironment.init(false);
    Map<Class<?>, String> classMap = new HashMap<>();
    classMap.put(StepMetaInterface.class, "org.pentaho.di.trans.steps.metainject.MetaInjectMeta");
    List<String> libraries = new ArrayList<>();
    PluginInterface plugin = new Plugin(new String[] { "MetaInject" }, StepPluginType.class, StepMetaInterface.class, "Flow", "MetaInjectMeta", null, null, false, false, classMap, libraries, null, null);
    PluginRegistry.getInstance().registerPlugin(StepPluginType.class, plugin);
}

Example 35 with PluginInterface

use of org.pentaho.di.core.plugins.PluginInterface 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);
    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();
}