Examples with ModelerWorkspace org.pentaho.agilebi.modeler.ModelerWorkspace used on opensource projects

Example 16 with ModelerWorkspace

use of org.pentaho.agilebi.modeler.ModelerWorkspace in project data-access by pentaho.

the class DSWDatasourceServiceImpl method deleteLogicalModel.

public boolean deleteLogicalModel(String domainId, String modelName) throws DatasourceServiceException {
    if (!hasDataAccessPermission()) {
        // $NON-NLS-1$
        logger.error(Messages.getErrorString("DatasourceServiceImpl.ERROR_0001_PERMISSION_DENIED"));
        return false;
    }
    String catalogRef = null;
    String targetTable = null;
    try {
        // first load the model
        Domain domain = getMetadataDomainRepository().getDomain(domainId);
        ModelerWorkspace model = createModelerWorkspace();
        model.setDomain(domain);
        LogicalModel logicalModel = model.getLogicalModel(ModelerPerspective.ANALYSIS);
        if (logicalModel == null) {
            logicalModel = model.getLogicalModel(ModelerPerspective.REPORTING);
        }
        LogicalModel logicalModelRep = model.getLogicalModel(ModelerPerspective.REPORTING);
        // CSV related data is bounded to reporting model so need to perform some additional clean up here
        if (logicalModelRep != null) {
            String modelState = (String) logicalModelRep.getProperty(LM_PROP_DATASOURCE_MODEL);
            // TODO: use the edit story's stored info to do this
            if ("CSV".equals(logicalModelRep.getProperty(LM_PROP_DATASOURCE_TYPE)) || "true".equalsIgnoreCase((String) logicalModelRep.getProperty(LogicalModel.PROPERTY_TARGET_TABLE_STAGED))) {
                targetTable = ((SqlPhysicalTable) domain.getPhysicalModels().get(0).getPhysicalTables().get(0)).getTargetTable();
                DatasourceDTO datasource = null;
                if (modelState != null) {
                    datasource = deSerializeModelState(modelState);
                }
                if (datasource != null) {
                    CsvTransformGenerator csvTransformGenerator = new CsvTransformGenerator(datasource.getCsvModelInfo(), AgileHelper.getDatabaseMeta());
                    try {
                        csvTransformGenerator.dropTable(targetTable);
                    } catch (CsvTransformGeneratorException e) {
                        // table might not be there, it's OK that is what we were trying to do anyway
                        logger.warn(Messages.getErrorString("DatasourceServiceImpl.ERROR_0019_UNABLE_TO_DROP_TABLE", targetTable, domainId, e.getLocalizedMessage()), // $NON-NLS-1$
                        e);
                    }
                    String fileName = datasource.getCsvModelInfo().getFileInfo().getFilename();
                    FileUtils fileService = new FileUtils();
                    if (fileName != null) {
                        fileService.deleteFile(fileName);
                    }
                }
            }
        }
        // if associated mondrian file, delete
        if (logicalModel.getProperty(LM_PROP_MONDRIAN_CATALOG_REF) != null) {
            // remove Mondrian schema
            IMondrianCatalogService service = PentahoSystem.get(IMondrianCatalogService.class, null);
            catalogRef = (String) logicalModel.getProperty(LM_PROP_MONDRIAN_CATALOG_REF);
            // check if the model is not already removed
            if (service.getCatalog(catalogRef, PentahoSessionHolder.getSession()) != null) {
                service.removeCatalog(catalogRef, PentahoSessionHolder.getSession());
            }
        }
        getMetadataDomainRepository().removeModel(domainId, logicalModel.getId());
        if (logicalModelRep != null && !logicalModelRep.getId().equals(logicalModel.getId())) {
            getMetadataDomainRepository().removeModel(domainId, logicalModelRep.getId());
        }
        // get updated domain
        domain = getMetadataDomainRepository().getDomain(domainId);
        if (domain == null) {
            // already deleted
            return true;
        }
        if (domain.getLogicalModels() == null || domain.getLogicalModels().isEmpty()) {
            getMetadataDomainRepository().removeDomain(domainId);
        }
    } catch (MondrianCatalogServiceException me) {
        logger.error(Messages.getErrorString("DatasourceServiceImpl.ERROR_0020_UNABLE_TO_DELETE_CATALOG", catalogRef, domainId, me.getLocalizedMessage()), // $NON-NLS-1$
        me);
        throw new DatasourceServiceException(Messages.getErrorString("DatasourceServiceImpl.ERROR_0020_UNABLE_TO_DELETE_CATALOG", catalogRef, domainId, me.getLocalizedMessage()), // $NON-NLS-1$
        me);
    } catch (DomainStorageException dse) {
        logger.error(Messages.getErrorString("DatasourceServiceImpl.ERROR_0017_UNABLE_TO_STORE_DOMAIN", domainId, dse.getLocalizedMessage()), // $NON-NLS-1$
        dse);
        throw new DatasourceServiceException(Messages.getErrorString("DatasourceServiceImpl.ERROR_0016_UNABLE_TO_STORE_DOMAIN", domainId, dse.getLocalizedMessage()), // $NON-NLS-1$
        dse);
    } catch (DomainIdNullException dne) {
        logger.error(Messages.getErrorString("DatasourceServiceImpl.ERROR_0019_DOMAIN_IS_NULL", dne.getLocalizedMessage()), // $NON-NLS-1$
        dne);
        throw new DatasourceServiceException(Messages.getErrorString("DatasourceServiceImpl.ERROR_0019_DOMAIN_IS_NULL", dne.getLocalizedMessage()), // $NON-NLS-1$
        dne);
    }
    return true;
}

Example 17 with ModelerWorkspace

use of org.pentaho.agilebi.modeler.ModelerWorkspace in project data-access by pentaho.

the class ModelerService method serializeModels.

public String serializeModels(final Domain domain, final String name, final boolean doOlap) throws Exception {
    String domainId = null;
    initKettle();
    if (dataAccessPermHandler.hasDataAccessPermission(PentahoSessionHolder.getSession())) {
        SecurityHelper.getInstance().runAsSystem(new Callable<Void>() {

            @Override
            public Void call() throws Exception {
                try {
                    if (datasourceService == null) {
                        datasourceService = new DSWDatasourceServiceImpl();
                    }
                    ModelerWorkspace model = new ModelerWorkspace(new GwtModelerWorkspaceHelper(), datasourceService.getGeoContext());
                    model.setModelName(name);
                    model.setDomain(domain);
                    if (name.endsWith(".xmi")) {
                        domain.setId(name);
                    } else {
                        domain.setId(name + ".xmi");
                    }
                    LogicalModel lModel = model.getLogicalModel(ModelerPerspective.ANALYSIS);
                    if (lModel == null) {
                        lModel = model.getLogicalModel(ModelerPerspective.REPORTING);
                    }
                    lModel.setProperty("AGILE_BI_GENERATED_SCHEMA", "TRUE");
                    lModel.setProperty("WIZARD_GENERATED_SCHEMA", "TRUE");
                    String catName = lModel.getName(Locale.getDefault().toString());
                    // strip off the _olap suffix for the catalog ref
                    catName = catName.replace(BaseModelerWorkspaceHelper.OLAP_SUFFIX, "");
                    if (doOlap) {
                        // $NON-NLS-1$
                        lModel.setProperty("MondrianCatalogRef", catName);
                    }
                    // Stores metadata into JCR.
                    IMetadataDomainRepository metadataDomainRep = PentahoSystem.get(IMetadataDomainRepository.class);
                    if (metadataDomainRep != null) {
                        metadataDomainRep.storeDomain(model.getDomain(), true);
                    }
                    // Serialize domain to olap schema.
                    if (doOlap) {
                        MondrianModelExporter exporter = new MondrianModelExporter(lModel, Locale.getDefault().toString());
                        String mondrianSchema = exporter.createMondrianModelXML();
                        IPentahoSession session = PentahoSessionHolder.getSession();
                        if (session != null) {
                            // first remove the existing schema, including any
                            // model annotations which may have been previously applied
                            IMondrianCatalogService mondrianCatalogService = // $NON-NLS-1$
                            PentahoSystem.get(IMondrianCatalogService.class, "IMondrianCatalogService", session);
                            // try to get the current catalog
                            MondrianCatalog currentCatalog = mondrianCatalogService.getCatalog(catName, session);
                            // if current catalog exists, remove it
                            if (currentCatalog != null) {
                                mondrianCatalogService.removeCatalog(catName, session);
                            }
                            session.setAttribute("MONDRIAN_SCHEMA_XML_CONTENT", mondrianSchema);
                            // $NON-NLS-1$
                            String catConnectStr = "Provider=mondrian;DataSource=\"" + getMondrianDatasource(domain) + "\"";
                            addCatalog(catName, catConnectStr, session);
                        }
                    }
                } catch (Exception e) {
                    logger.error(e);
                    throw e;
                }
                return null;
            }
        });
    }
    return domainId;
}