Examples with Mode org.datanucleus.store.schema.SchemaTool.Mode used on opensource projects

Example 1 with Mode

use of org.datanucleus.store.schema.SchemaTool.Mode in project datanucleus-core by datanucleus.

the class PersistenceNucleusContextImpl method initialiseSchema.

/**
 * Method to handle generation (create, drop, drop+create) of a schema at initialisation.
 * Will generate the schema for all classes that have had their metadata loaded at this point, which
 * typically means the persistence-unit.
 * @param generateModeStr Generate "mode"
 * @param generateScripts Whether to generate
 */
protected void initialiseSchema(String generateModeStr, boolean generateScripts) {
    Mode mode = null;
    if (generateModeStr.equalsIgnoreCase("create")) {
        mode = Mode.CREATE;
    } else if (generateModeStr.equalsIgnoreCase("drop")) {
        mode = Mode.DELETE;
    } else if (generateModeStr.equalsIgnoreCase("drop-and-create")) {
        mode = Mode.DELETE_CREATE;
    }
    if (NucleusLogger.DATASTORE_SCHEMA.isDebugEnabled()) {
        if (mode == Mode.CREATE) {
            NucleusLogger.DATASTORE_SCHEMA.debug(Localiser.msg("014000"));
        } else if (mode == Mode.DELETE) {
            NucleusLogger.DATASTORE_SCHEMA.debug(Localiser.msg("014001"));
        } else if (mode == Mode.DELETE_CREATE) {
            NucleusLogger.DATASTORE_SCHEMA.debug(Localiser.msg("014045"));
        }
    }
    // Extract the classes that have metadata loaded (e.g persistence-unit)
    Set<String> schemaClassNames = null;
    MetaDataManager metaDataMgr = getMetaDataManager();
    FileMetaData[] filemds = metaDataMgr.getFileMetaData();
    schemaClassNames = new TreeSet<String>();
    if (filemds == null) {
        throw new NucleusUserException("No classes to process in generateSchema");
    }
    for (int i = 0; i < filemds.length; i++) {
        for (int j = 0; j < filemds[i].getNoOfPackages(); j++) {
            for (int k = 0; k < filemds[i].getPackage(j).getNoOfClasses(); k++) {
                String className = filemds[i].getPackage(j).getClass(k).getFullClassName();
                if (!schemaClassNames.contains(className)) {
                    schemaClassNames.add(className);
                }
            }
        }
    }
    StoreManager storeMgr = getStoreManager();
    if (storeMgr instanceof SchemaAwareStoreManager) {
        SchemaAwareStoreManager schemaStoreMgr = (SchemaAwareStoreManager) storeMgr;
        SchemaTool schemaTool = new SchemaTool();
        if (mode == Mode.CREATE) {
            if (generateScripts) {
                // Generate the required script
                schemaTool.setDdlFile(config.getStringProperty(PropertyNames.PROPERTY_SCHEMA_GENERATE_SCRIPTS_CREATE_TARGET));
                schemaTool.createSchemaForClasses(schemaStoreMgr, schemaClassNames);
            } else {
                // Process the required metadata/script
                String createOrder = config.getStringProperty(PropertyNames.PROPERTY_SCHEMA_GENERATE_CREATE_ORDER);
                String createScript = config.getStringProperty(PropertyNames.PROPERTY_SCHEMA_GENERATE_SCRIPTS_CREATE_SOURCE);
                if (StringUtils.isWhitespace(createScript)) {
                    createScript = null;
                }
                if (StringUtils.isWhitespace(createOrder)) {
                    createOrder = (createScript != null) ? "script" : "metadata";
                } else {
                    if (createOrder.equals("script") || createOrder.equals("metadata-then-script") || createOrder.equals("script-the-metadata")) {
                        if (createScript == null) {
                            NucleusLogger.DATASTORE_SCHEMA.warn("create order set to " + createOrder + " but no script defined, so using metadata instead");
                            createOrder = "metadata";
                        }
                    }
                }
                if (createOrder.equals("script")) {
                    processDatastoreScript(createScript);
                } else if (createOrder.equals("script-then-metadata")) {
                    processDatastoreScript(createScript);
                    schemaTool.createSchemaForClasses(schemaStoreMgr, schemaClassNames);
                } else if (createOrder.equals("metadata-then-script")) {
                    schemaTool.createSchemaForClasses(schemaStoreMgr, schemaClassNames);
                    processDatastoreScript(createScript);
                } else {
                    schemaTool.createSchemaForClasses(schemaStoreMgr, schemaClassNames);
                }
            }
        } else if (mode == Mode.DELETE) {
            if (generateScripts) {
                // Generate the required script
                schemaTool.setDdlFile(config.getStringProperty(PropertyNames.PROPERTY_SCHEMA_GENERATE_SCRIPTS_DROP_TARGET));
                schemaTool.deleteSchemaForClasses(schemaStoreMgr, schemaClassNames);
            } else {
                // Process the required metadata/script
                String dropOrder = config.getStringProperty(PropertyNames.PROPERTY_SCHEMA_GENERATE_DROP_ORDER);
                String dropScript = config.getStringProperty(PropertyNames.PROPERTY_SCHEMA_GENERATE_SCRIPTS_DROP_SOURCE);
                if (StringUtils.isWhitespace(dropScript)) {
                    dropScript = null;
                }
                if (StringUtils.isWhitespace(dropOrder)) {
                    dropOrder = (dropScript != null) ? "script" : "metadata";
                } else {
                    if (dropOrder.equals("script") || dropOrder.equals("metadata-then-script") || dropOrder.equals("script-the-metadata")) {
                        if (dropScript == null) {
                            NucleusLogger.DATASTORE_SCHEMA.warn("drop order set to " + dropOrder + " but no script defined, so using metadata instead");
                            dropOrder = "metadata";
                        }
                    }
                }
                if (dropOrder.equals("script")) {
                    processDatastoreScript(dropScript);
                } else if (dropOrder.equals("script-then-metadata")) {
                    processDatastoreScript(dropScript);
                    schemaTool.deleteSchemaForClasses(schemaStoreMgr, schemaClassNames);
                } else if (dropOrder.equals("metadata-then-script")) {
                    schemaTool.deleteSchemaForClasses(schemaStoreMgr, schemaClassNames);
                    processDatastoreScript(dropScript);
                } else {
                    schemaTool.deleteSchemaForClasses(schemaStoreMgr, schemaClassNames);
                }
            }
        } else if (mode == Mode.DELETE_CREATE) {
            if (generateScripts) {
                // Generate the required scripts
                schemaTool.setDdlFile(config.getStringProperty(PropertyNames.PROPERTY_SCHEMA_GENERATE_SCRIPTS_DROP_TARGET));
                schemaTool.deleteSchemaForClasses(schemaStoreMgr, schemaClassNames);
                schemaTool.setDdlFile(config.getStringProperty(PropertyNames.PROPERTY_SCHEMA_GENERATE_SCRIPTS_CREATE_TARGET));
                schemaTool.createSchemaForClasses(schemaStoreMgr, schemaClassNames);
            } else {
                // Process the required metadata/scripts
                String dropOrder = config.getStringProperty(PropertyNames.PROPERTY_SCHEMA_GENERATE_DROP_ORDER);
                String dropScript = config.getStringProperty(PropertyNames.PROPERTY_SCHEMA_GENERATE_SCRIPTS_DROP_SOURCE);
                if (StringUtils.isWhitespace(dropScript)) {
                    dropScript = null;
                }
                if (StringUtils.isWhitespace(dropOrder)) {
                    dropOrder = (dropScript != null) ? "script" : "metadata";
                } else {
                    if (dropOrder.equals("script") || dropOrder.equals("metadata-then-script") || dropOrder.equals("script-the-metadata")) {
                        if (dropScript == null) {
                            NucleusLogger.DATASTORE_SCHEMA.warn("drop order set to " + dropOrder + " but no script defined, so using metadata instead");
                            dropOrder = "metadata";
                        }
                    }
                }
                if (dropOrder.equals("script")) {
                    processDatastoreScript(dropScript);
                } else if (dropOrder.equals("script-then-metadata")) {
                    processDatastoreScript(dropScript);
                    schemaTool.deleteSchemaForClasses(schemaStoreMgr, schemaClassNames);
                } else if (dropOrder.equals("metadata-then-script")) {
                    schemaTool.deleteSchemaForClasses(schemaStoreMgr, schemaClassNames);
                    processDatastoreScript(dropScript);
                } else {
                    schemaTool.deleteSchemaForClasses(schemaStoreMgr, schemaClassNames);
                }
                String createOrder = config.getStringProperty(PropertyNames.PROPERTY_SCHEMA_GENERATE_CREATE_ORDER);
                String createScript = config.getStringProperty(PropertyNames.PROPERTY_SCHEMA_GENERATE_SCRIPTS_CREATE_SOURCE);
                if (StringUtils.isWhitespace(createScript)) {
                    createScript = null;
                }
                if (StringUtils.isWhitespace(createOrder)) {
                    createOrder = (createScript != null) ? "script" : "metadata";
                } else {
                    if (createOrder.equals("script") || createOrder.equals("metadata-then-script") || createOrder.equals("script-the-metadata")) {
                        if (createScript == null) {
                            NucleusLogger.DATASTORE_SCHEMA.warn("create order set to " + createOrder + " but no script defined, so using metadata instead");
                            createOrder = "metadata";
                        }
                    }
                }
                if (createOrder.equals("script")) {
                    processDatastoreScript(createScript);
                } else if (createOrder.equals("script-then-metadata")) {
                    processDatastoreScript(createScript);
                    schemaTool.createSchemaForClasses(schemaStoreMgr, schemaClassNames);
                } else if (createOrder.equals("metadata-then-script")) {
                    schemaTool.createSchemaForClasses(schemaStoreMgr, schemaClassNames);
                    processDatastoreScript(createScript);
                } else {
                    schemaTool.createSchemaForClasses(schemaStoreMgr, schemaClassNames);
                }
            }
        }
        String loadScript = config.getStringProperty(PropertyNames.PROPERTY_SCHEMA_GENERATE_SCRIPTS_LOAD_SOURCE);
        if (!StringUtils.isWhitespace(loadScript)) {
            String scriptContent = getDatastoreScriptForResourceName(loadScript);
            if (storeMgr instanceof SchemaScriptAwareStoreManager && !StringUtils.isWhitespace(scriptContent)) {
                ((SchemaScriptAwareStoreManager) storeMgr).executeScript(scriptContent);
            }
        }
    } else {
        if (NucleusLogger.DATASTORE_SCHEMA.isDebugEnabled()) {
            NucleusLogger.DATASTORE_SCHEMA.debug(Localiser.msg("008016", StringUtils.toJVMIDString(storeMgr)));
        }
    }
    if (NucleusLogger.DATASTORE_SCHEMA.isDebugEnabled()) {
        NucleusLogger.DATASTORE_SCHEMA.debug(Localiser.msg("014043"));
    }
}